600W into 4 or 2 ohms per channel

TYPE: AP2020

WEB ACCESS: http://www.yorkville.com

WORLD HEADQUARTERS
CANADA U.S.A.

Yorkville Sound Yorkville Sound Inc.

550 Granite Court 4625 Witmer Industrial Estate M 1129 (input board) M 1132 (pot board)
Pickering, Ontario Niagara Falls, New York • Schematic • Schematic
L1W-3Y8 CANADA 14305 USA • PCB Layout • PCB Layout
M 1130 (power amp module) M 1131 (power supply board)
Voice: (905) 837-8481 Voice: (716) 297-2920 • Schematic • Schematic
Fax: (905) 837-8746 Fax: (716) 297-3689 • PCB Layout • PCB Layout

SERVICE MANUAL
Quality and Innovation Since 1963 Manual-Service-ap2020-1v6.pdf

Printed in Canada
 AP2020 Parts List 5/29/00
IMPORTANT SAFETY INSTRUCTIONS
YS # Description Qty. YS # Description Qty. YS # Description Qty.
3570 14 PIN SCKT CLOSED FRAME DIP ONLY 1 3415 RED ON RIGHT DUAL BINDING POST TPP5 1 4762 1/4W 9K760 0.1% *** T&R RES 8
5906 RED 3MM LED 1V9 20MA .4SPCER T&R 3 3918 1/4" JCK PCB MT HORZ SLIM W/SCREW 2 4629 1/2W 10K 5% T&R RES 4
6405 RED 3MM LED 1V7 5MA BRT 4 6956 SPKON 4C PCB MT HORZ GRY #4 2 4800 1/4W 10K0 1% T&R RES 3
5908 GRN 3MM LED 1V9 20MA .4SPCER T&R 3 3657 XLR FEML PCB MT HORZ NO SHELL 2 4829 1/4W 10K 5% T&R RES 7
6408 GRN 3MM LED 1V9 5MA FROSTED 3 3451 EYELET SMALL 0.089 OD PLATED 63 4983 1/4W 10K 5%MINI T&R RES 3
6419 BRIDGE 35A 400V WIRE LEAD GI3504 2 3860 FAN 80MM X 80MM 40CFM 12VDC 1 6116 1/4W 10K0 1%MINI MF T&R RES 8
6425 BAV21 200V 0A25 DIODE T&R 8 8434 AP SERIES PLASTIC HANDLE PAIR 1 5008 1/4W 14K7 1% T&R RES 4
6825 1N4148 75V 0A45 DIODE T&R 63 3896 HEATSINK WAKEFIELD 274-3AB 4 4830 1/4W 15K 5% T&R RES 4
6438 1N4004 400V 1A0 DIODE T&R 6 8433 AP SERIES PLASTIC KNOB 2 4979 1/4W 15K 5%MINI T&R RES 10
6934 MR854 400V 3A0 DIODE FASREC 12 8661 BUTTON KNOB FLAT GREY 3 4876 1/4W 16K 5% T&R RES 1
INSTRUCTIONS PERTAINING TO A RISK INSTRUCTIONS RELATIVES AU RISQUE 6439
6440
1N5225B 3V0 0W5 ZENER 5% T&R
1N750ARL 4V7 0W5 ZENER 5% T&R
2
1
8437
3468
FAN FILTER LABEL
8' 3/16 SJT AC LINE CORD STRIP 17"
1
1
4771
4885
1/4W 17K8 1%
1/4W 20K 5%
T&R RES
T&R RES
6
3
OF FIRE, ELECTRIC SHOCK, DE FEU, CHOC ÉLECTRIQUE, OU 6459 1N4732A 4V7 1W0 ZENER 5% T&R 2 3821 HEYCO #1200 STRAIN RELIEF 1 6123 1/4W 20K0 1%MINI MF T&R RES 2
OR INJURY TO PERSONS. BLESSURES AUX PERSONNES. 6436
6461
1N753ARL 6V2 0W5 ZENER 5% T&R
1N5240BRL 10V0 0W5 ZENER 5% T&R
2
2
8261
8262
GE VELVET LEXAN .007" X 12" X 24"
GE VELVET LEXAN .015" X 12" X 24"
0.304
0.002
5003
4840
1/4W 30K1 1%
1/4W 33K 5%
T&R RES
T&R RES
4
5

CAUTION: AVIS:
6486
6822
1N5244B 14V0 0W5 ZENER 5% T&R
1N4745A 16V0 1W0 ZENER 5% T&R
4
8
3661
3662
_6 CIR WAFER W/LCK RA 0.1" GOLD
_6 CIR WAFER W/LCK VT 0.1" GOLD
2
1
6122
5002
1/4W 33K 5%MINI
1/4W 42K2 1%
T&R RES
T&R RES
1
2
6432 1N5248B 18V0 0W5 ZENER 5% T&R 4 3672 6 CIR CABLE HOLDER .098 3 4834 1/4W 47K 5% T&R RES 2
TO REDUCE THE RISK OF ELECTRIC SHOCK, DO AFIN DE REDUIRE LES RISQUE DE CHOC ELECTRIQUE, 6460 1N5260B 43V0 0W5 ZENER 5% T&R 3 8701 4-40 KEPS NUT ZINC 16 6119 1/4W 47K 5%MINI T&R RES 2
NOT REMOVE COVER (OR BACK). N'ENLEVEZ PAS LE COUVERT (OU LE PANNEAU 5101 BC550C TO92 NPN TRAN T&R TB 21 8793 4-40 HEX NUT ZINC 3 4835 1/4W 56K 5% T&R RES 4
NO USER SERVICEABLE PARTS INSIDE. ARRIERE). NE CONTIENT AUCUNE PIECE REPARABLE 5102 BC560C TO92 PNP TRAN T&R TB 18 8760 6-32 KEPS NUT TIN PLATED 32 4761 1/4W 60K4 1% T&R RES 4
PAR L'UTILISATEUR. 5103 MPSA06 TO92 NPN TRAN T&R TA 3 8800 6-32 KEPS NUT ZINC 5 4848 1/4W 62K 5% T&R RES 1
5107 2N5551 TO92 NPN TRAN T&R TA 2 8720 #8 SPRING NUT 2 4838 1/4W 100K 5% T&R RES 3
REFER SERVICING TO QUALIFIED CONSULTEZ UN TECHNICIEN QUALIFIE
5108 2N5401 TO92 PNP TRAN T&R TA 4 8712 5/16-24 JAM NUT JS500 1 4851 1/4W 120K 5% T&R RES 2
5113 MPSA42 TO92 NPN TRAN T&R TA 4 3797 TO-247 THERMO CONDUCTIVE PAD 4 6137 1/4W 200K 5%MINI T&R RES 2
SERVICE PERSONNEL. POUR L'ENTRETIENT. 5105 MPSA13 TO92 NPN DARL T&R TA 2 3815 TO3 PREGREASED MICA 56-03-2AP 16 4841 1/4W 220K 5% T&R RES 2
6814 MJF6668 T221D PNP TRAN DARL TJ 1 3823 TO-220 THERMO PAD SMALL HOLE 4 6126 1/4W 220K 5%MINI T&R RES 6
6815 MJF6388 T221D NPN TRAN DARL TJ 2 3846 TO220 THERMO PAD LARGE HOLE 56359B 4 4843 1/4W 470K 5% T&R RES 2
6873 MJE340 TO126 NPN TRAN TG 6 4597 22AWG STRAN TC WIR JMP 29 6127 1/4W 470K 5%MINI T&R RES 2
6874 MJE350 TO126 PNP TRAN TG 6 4599 22AWG SOLID SC WIR T&R JMP 79 4951 1/4W 4M7 5% .2"U T&R RES 2
Read Instructions: Veuillez lire le manuel: 6752 MTP10N15L TO220 NCH MFET TN 2 5299 24AWG SOLID SC WIR RAD JMP 52 6132 1/4W 8M2 5%MINI T&R RES 2
The Owner's Manual should be read and understood Il contient des informations qui devraient êtres comprises avant 6933 MTP23P06 TO220 PCH MFET TN 2 4745 5.0W 0R1 5% BLK RES 8 3709 _7" 6C-26AWG RIB 1 W/LCK HDR 098 1
6900 YS6900 (22) TO3 NPN TRAN TH 8 4682 1/2W 1R 5%PHILIPS SMAL T&R RES 6 3710 17" 6C-26AWG RIB 1 W/LCK HDR 098 2
before operation of your unit. Please, save these l'opération de votre appareil. Conservez S.V.P. ces instructions 6989 MJL1302A TO3P PNP TRAN TK 2 4877 1/4W 1R 5%FLAME PROOF T&R RES 10 3622 14" 14C-28AWG DIP HDR CABLE .05" 1
instructions for future reference. pour consultations ultérieures 6990 MJL3281A TO3P NPN TRAN TK 2 4911 1/4W 2R2 5% T&R RES 8 3696 RELAY 1C 02AMP DC24 006MA PC-S 2
Packaging: Emballage: 6927
6840
YS6927 (23) TO3 PNP TRAN
MC33078P IC DUAL OP AMP
TH 8
6
4748
4733
2.0W 3R9 5%
5.0W 5R6 5%
T&R
BLK RES
4
2
8870
8865
#4 X 1/4 PAN PH TYPE A ZINC
4-40 X 5/16 PAN PH MS JS500
2
4
Keep the box and packaging materials, in case the unit Conservez la boite au cas ou l'appareil devait être 6889 TLO74CN IC QUAD O/A T.I ONLY 1 4605 1/8W 10R 5% T&R RES 1 8729 #4 X 3/8 FLAT QUAD TYPE A JS500 BLK 6
needs to be returned for service. retourner pour réparation. 5190 MBS4992 TO92 8V5 DIAC 2 4610 1/4W 10R 2%FLAME PROOF T&R RES 6 8742 4-40 X 3/8 PAN PH TAPTITE JS500 4

Warning: Warning: 6444

6859
MAC224-4 TO220 40A TRIAC 200V
NSL-28AA OPTO-COUPLER
2
2
4875
4930
1/4W 10R 5%
1/4W 10R 5% .2"U
T&R RES
T&R RES
4
1
8861
8741
4-40 X 3/8 PAN PH MS JS500
4-40 X 1/2 PAN PH MS JS500
3
8
When using electric products, basic precautions should Attention: Lors de l'utilisation de produits électrique, 6478 AS35FN-TO92 TEMPERATURE SENSOR 2 4591 1/8W 22R1 1%FLAME PROOF T&R RES 2 8871 4-40 X 5/8 PAN PH MS JS500 8
always be followed, including the following: assurez-vous d'adhérer à des précautions de bases 5200 _10P 200V 5%CAP T&R RAD CER.2"NPO 4 4607 1/8W 39R 2%FLAME PROOF T&R RES 14 8799 #6 X 1/4 PAN PH TYPE B JS500 2
Power Sources: incluant celle qui suivent: 5817 _15P 100V 2%CAP T&R RAD CER.2"NPO 2 4899 1/4W 39R 5% T&R RES 2 8832 6-32 X 1/4 PAN PH TAPTITE JS500 4
5405 _27P 200V 5%CAP T&R RAD CER.2"NPO 2 4817 1/4W 47R 5% T&R RES 2 8801 6-32 X 3/8 PAN PH TAPTITE JS500 3
Your unit should be connected to a power source only of the Alimentation: 5411 150P 100V 10%CAP T&R BEAD NPO 2 4811 1/4W 68R 5% T&R RES 6 8829 6-32 X 3/8 FLAT PH TAPTITE BO#4 HEA 18
voltage specified in the owners manual or as marked on the unit. L'appareil ne doit être branché qu'à une source d'alimentation 5412 220P 100V 10%CAP T&R BEAD NPO 12 4608 1/8W 75R 2%FLAME PROOF T&R RES 8 8761 6-32 X 1/2 PAN PHIL MS ZINC CLEAR 32
This unit has a polarized plug. Do not use with an extension cord or correspondant au voltage spécifié dans le manuel ou tel qu'indiqué 5417 330P 50V 10%CAP T&R BEAD NPO 2 4852 1/4W 100R 5% T&R RES 1 8823 6-32 X 1 PAN PH TAPTITE JS500 1
receptacle unless the plug can be fully inserted. Precautions should sur l'appareil. Cet appareil est équipé d'une prise d'alimentation 5206 __1N 400V 5%CAP T&R RAD .2"FLM 2 4859 1/4W 150R 5% T&R RES 4 8763 8-32 X 1/2 PAN PH MS JS500 BLACK 4
be taken so that the grounding scheme on the unit is not defeated. polarisée. Ne pas utiliser cet appareil avec un cordon de 5422 __1N 50V 10%CAP T&R BEAD NPO 4 4645 1/8W 220R0 1%FLAME PROOF T&R RES 2 8869 8-18 X 1/2 THRD CUTTING FOR PLASTIC 4
5273 __1N5 200V 5%CAP T&R RAD CER.2"NPO 4 4857 1/4W 220R 5% T&R RES 2 8999 8-32 X 5/8 PAN PH TAPTITE JS500 11
Hazards: raccordement à moins qu'il soit possible d'insérer complètement les
5274 __2N2 200V 5%CAP T&R RAD CER.2"NPO 4 4977 1/4W 220R 5%MINI T&R RES 2 8719 8-32 X 3/4 FILLISTER PHIL MS JS500 2
Do not place this product on an unstable cart, stand, tripod, bracket or trois lames. Des précautions doivent êtres prises afin d'eviter que le
5209 __4N7 250V 5%CAP T&R RAD .2"FLM 4 4606 1/8W 249R 2%FLAME PROOF T&R RES 10 8809 10-32 X 1/4 PAN PH TAPTITE JS500 6
table. The product may fall, causing serious personal injury and serious système de mise à la terre de l'appareil ne soit désengagé.
6451 __4N7 250V 20%CAP BLK 'Y' 10MM AC 1 4770 1/4W 249R 1% T&R RES 10 8731 10-16 X 5/8 TYPE B HEX W/SLOT JS500 12
damage to the product. Use only with cart, stand, tripod, bracket, or table Hazard: 5204 _10N 100V 10%CAP T&R RAD .2"FLM 2 4821 1/4W 470R 5% T&R RES 14 8711 5/16-24 X 3 GRD 5 HEX BOLT JS500 1
recommended by the manufacturer or sold with the product. Follow the Ne pas placer cet appareil sur un chariot, un support, un trépied ou une 5834 _10N 250V 20%CAP BLK RAD POLY FLM 2 4980 1/4W 470R 5%MINI T&R RES 2 8663 11/64 NYLON SPACER (MICRO PLASTIC) 32
manufacturer's instructions when installing the product and use mounting table instables. L'appareil pourrait tomber et blesser quelqu'un ou subir des 5210 _22N 100V 10%CAP T&R RAD .2"FLM 4 4609 1/8W 1K 2%FLAME PROOF T&R RES 4 8629 10-32 X 1/4 SPACER PHENOLIC 8
accessories recommended by the manufacturer. dommages importants. Utiliser seulement un chariot, un support, un trépied 6435 _22N 275V 20%CAP BLK 'X2' 15MM AC 2 4623 1/2W 1K 5% T&R RES 2 3744 SNAP IN .375 SPACER RICHCO 5
The apparatus should not be exposed to dripping or splashing ou une table recommandés par le fabricant ou vendus avec le produit. 5308 _47N 50V 10%CAP T&R BEAD X7R 2 4823 1/4W 1K 5% T&R RES 4 3739 CUSTOM .4 LED SPACER 6
water; no objects filled with liquids should be placed on the 5226 _68N 100V 5%CAP T&R RAD .2"FLM 4 4981 1/4W 1K 5%MINI T&R RES 10 3858 3/4 PLASTIC HEX SPACER #4 4
Suivre les instructions du fabricant pour installer l'appareil et utiliser les
5228 100N 100V 5%CAP T&R RAD .2"FLM 14 4998 5.0W 1K2 5% BLK RES 4 8657 6-32 X 3/8" HEX SPACER ALUMINUM 1
apparatus. accessoires recommandés par le fabricant.
5314 100N 50V 10%CAP T&R BEAD X7R 3 4624 1/2W 1K5 5% T&R RES 2 3429 SPDT ROKR SW QUIK 180' AC PWR BL/BL 1
Terminals marked with the “lightning bolt” are hazardous live; Il convient de ne pas placer sur l'appareil de sources de flammes 5229 150N 63V 10%CAP T&R RAD .2"FLM 4 4988 1/4W 1K5 5%MINI T&R RES 4 3436 DPDT PUSH SW PCMT H BREAK B4 MAKE 3
the external wiring connected to these terminals require installation nues, telles que des bougies allumées. 5231 220N 63V 10%CAP T&R RAD .2"FLM 2 4791 1/4W 1K54 1% T&T RES 4 3587 DPDT ROKR SW QUIK 250"AC/PWR ON-OFF 1
by an instructed person or the use of ready made leads or cords. L'appeil ne doit pas être exposé à des égouttements d'eau ou des 5882 220N 250V 10%CAP BLK RAD POLY FLM 4 5005 2.0W 1K8 5% BLK RES 4 3705 4P3T SLID SW PCMT H 1
No naked flame sources, such as lighted candles, should be éclaboussures et qu'aucun objet rempli de liquide tel que des vases 5257 __2U2 63V 20%CAP T&R RAD .2"EL 2 4808 1/4W 2K 5% T&R RES 1 3417 PC SCREW TERMINAL PC MOUNT 1
placed on the apparatus. ne doit être placé sur l'appareil. 5259 __4U7 63V 20%CAP T&R RAD .2"EL 3 6113 1/4W 2K 5%MINI T&R RES 5 7584 SQUARE-CUT O RING FOR AP AIR FILTER 1
Power Cord: Les dispositifs marqués d'une symbole “d'éclair” sont des parties 5281 _10U 16V 20%CAP T&R RAD .2"NP 2 5006 1.0W 2K7 5% T&R RES 4 8432 AP SERIES AIR GRILL 1
dangereuses au toucher et que les câblages extérieurs connectés à 5629 _10U 160V 20%CAP BLK 10X13MM EL 4 6206 1/4W 3K01 1% T&R RES 2 8432P LOGO HOT STAMPED ON AP800 GRILL 1
The AC supply cord should be routed so that it is unlikely that it will
ces dispositifs de connection extérieure doivent être effectivés par un 5260 _22U 50V 20%CAP T&R RAD .2"EL 14 4826 1/4W 3K3 5% T&R RES 2 1198 AP2020 120VAC 60HZ T'RD 1
be damaged. If the AC supply cord is damaged DO NOT
opérateur formé ou en utilisant des cordons déjà préparés. 5961 _33U 16V 20%CAP T&R RAD .2"NP 8 6136 1/4W 3K3 5%MINI T&R RES 4 Z122P BLACK ANODIZE APH/SINK 6
OPERATE THE UNIT. 5267 100U 25V 20%CAP T&R RAD .2"EL 6 6205 1/4W 3K40 1% T&R RES 2 *M15.3X10
M1131 X 3 AP2020 PCB 0.333
Service: Cordon d'alimentation: 5897 330U 16V 20%CAP BLK 08X11MM EL 6 4850 1/4W 3K9 5% T&R RES 1 *M18X9.65
M1130 X 2 AP2020 PWR. BD 2OZ C 1
The unit should be serviced only by qualified service personnel. Évitez d'endommager le cordon d'alimentation. N'UTILISEZ PAS 5618 470U 25V 20%CAP BLK 10X15MM EL 1 4827 1/4W 4K7 5% T&R RES 2 M13.85X10
M1128 X 6 AP4200 POT BOARD 0.167
L'APPAREIL si le cordon d'alimentation est endommagé. 5617 3300U 63V 20%CAP BLK 25X31MM ELS 4 4982 1/4W 4K7 5%MINI T&R RES 18 M14.75X7.75
M1129 X 4 AP4200 INPUT BOARD 0.25
5895 6800U 63V 20%CAP BLK 25X50MM ELS 8 6141 1/4W 5K6 5%MINI T&R RES 4
Service: 4390 _10K AUD 16MM DETENT P22 2 4862 1/4W 5K6 5% T&R RES 4
Consultez un technicien qualifié pour l'entretien de votre appareil. 4524 __4K7 TRIM POT V 2 5001 1/4W 6K04 1% T&R RES 2
3606 12.0 AMP CIRCUIT BREAKER 1 4926 1/4W 7K5 5% .2"U T&R RES 2
SAFE_V4.doc Version 4.0 02/11/99 11:54 AM 3759 ___4UH COIL 14AWG ZOBEL VERTICAL 2 4663 1/2W 8K2 5% T&R RES 2
3410 RED ON LEFT DUAL BINDING POST TPP5 1 4990 1/4W 8K2 5%MINI T&R RES 1
 BALANCED INPUT FILTER
C103
+V 25V 100n
C15
LREF
25V 100n V- TO PIN 4 OF MC33078 2 TP2 V+
D7 1
R10 56K 3 C23
LEFT CHAN C9
56K R28
4148 U3
16V 33u V+
220p 1/2 14_PIN_CONNECTOR
LREF MC33078P FILTER SWITCH
1K54 9K760 9K760 (4=V-,8=V+) LVGND
C34 C33 RSPRE 1 RREF
JB4 -1dB 6Hz
R27 R22 R23 16v 68N 16v 68N 5
LREF
2 MC33078 R109B IN LVGND LSPRE BRPRTCT
LIN_XLR 3
C11
4M7 4
-1dB 40Hz V- LSPOST
1/2
NUTRIX 1 220p C30 C29 OUT 12Db/Oct RSIG LVGND-28
3 U4 6
1 16v 150N 16v 150N LIMABLE V-
S1 V-
2 RSPOST V+
. V+ LSPRE
C12 R20
LREF S2 FROM_POT_PCB
C10 120K
LREF 220p THIS SIDE 3 LREF
220p OUT OUT
TP1 OF SWITCH 1
ENABLE
R25 9K760 9K760 NOT USED IN IN DISABLE
JB2 1 3 5 2 LREF
1K54 R26 R24
LIN_PH S R T R6 LIMABLE
STEREO,MONO: RSIG = RSPOST MC33078
33K
NO_GOLD 2 4 6 1/2
BRIDGED: RSIG = LSPOST 5
S3 U4 LIMITER
7 V+
L COM M R MONO-STEREO-BRIDGE GND_LIFT
1 2 3 4 (4=V-,8V+) 6
S3 RREF CHGND
RSIG S4 S4
L COM 10 M11 R12 LREF C13 1 4
9
25V OUT OUT
10R 100n 2 5
RSPOST IN IN
S3 R111 3 6 CHGND
(4=V-,8=V+) C116 22n
L COM M R . 10R MC33078P C14
5 6 7 8
1/2 LSPOST 25V
R112 5 RREF 100n
L M R U1
COM 7
6 LREF
10K0 10K0 V-
LVGND
R37 R38
RIGHT CHAN RREF AND LREF CONNECT TO
C16 LVGND-28 LVGND AT THE INPUT JACKS
RREF
25V 100n
C39 BRPRTCT
V+ V- TO PIN 4 OF MC33078
NO_GOLD 2 4 6 25V 100n M1129.SCH_DATABASE_HISTORY
S R T C8 C24 RSPRE
RIN_PH
220p 16V 33u
MODEL(S):- AP4020
JB1 1 3 5 RREF D4 6 RREF
# DATE VER# DESCRIPTION OF CHANGE
1K54 9K760 9K760 1 OCT/97 1.00 FIRST_PRODUCTION
4148 7
R13 R16 R15 5 U3
TP3 2 NOV/12/97 2.00 REVERSED_INPUT_POLARITY
C6 MC33078 R19 56K 1/2 RREF 3 D V AND_MADE_VALUE_CHANGES_FOR_AP2020
RREF JB3 1/2 56K R9 MC33078P FILTER SWITCH 4 DEC/02/97 2.00 CHANGED_C27,C28,C29,C30_TO_150N
2
220p 3 U1 C31 C32
(4=V-,8=V+) 5 APR/22/98 2.10 PC#5694_ADD_CONNECTIONS_AT_BRIDGE
RIN_XLR 3 1 16v 68N 16v 68N
-1dB 6Hz 6 . . SWITCH_FOR_BRPRTCT/LVGND-28
2 2 7 SEP/06/01 2.20 DELETE_R119
NUTRIX 1 R109A IN -1dB 40Hz 8 D V N
4M7 1
C5
C7 C27 C28 OUT 9 D V N
220p 220p 16v 150N 16v 150N
3 12Db/Oct 10 D V N
TP4 S1
R18 AP4020/AP2020/AP4040
R11 9K760 9K760 DATE: SEP/06/2001 MODELS: SHEET OF 1 SCH VERSION: 2.20
RREF INPUT
120K
1K54 R12 R14 YORKVILLE NAME: M1129.SCH PCB#&VER: M1129 TITLE: INPUT-BD
P:\1129V41.PRN

S4
C14
M1129

EY2
JB1
PART#3918

100N
100N
RIGHT AP2020/AP4020/AP4040

R11
PART#3436

C13
J31
VER 4.10 FROM POTS
GND_LIFT

R12

TO_PS
1K54

J38
R14 J30 V+

14-PIN.SOCKET
V- RSPOST

BRIDGE
9K760 9K760 22N

RTV
1K54 J29 LIMABLE

R38

C116
275V

R13
RSIG

C24
9K760 220P

R16
J28 LSPOST

EY1
C15 C8

FUNCTION
C7

#3705
LSPRE

U1

TP4

STEREO
LREF 16V

S3
J27
16V 33U

J35
JB3
PART#3657

10K0
FUNCTION

9K760
220P
220P
100n
220P
33U
VCD

PART#

CHASSIS
33078

C23
J26 RREF

MC2

R111 J9
RSPRE

MONO
10R

R112
TP3

10R
J42
J10
J25

C5
C6

R15

J13
J17

J12
J11
10K0

J40

J41

33K
J39
R37
J119 J24

BRKT 1
TP2

TP3

R6
J23

C27
100n
D4 C31
PART#3657

R24
FUNCTION

J22
68N 150N
J16

C39

J15

R19
JB4 9K760
PART#

4148
33078
J43

4148
D7
R22 220P 56K
9K760 56K LIMITER

C10
J32
R26

PART#3436

R9
TP1
9K760
U3 120K

S2
R25

R20 120K

R18

R109A
JB2

150N
C32
68N

C28
4M7
150N C29

R109B
9K760

4M7
33078 R28 56K
220P
220P
100n

220P J37

U4

68N
PART#3918

J34

R10 56K

J36
1K54

J20

C34 C30

C33
68N
R27

FILTER
1K54

PART#3436

J50
150N
C9
J33

C12
C16
R23
C11

J19

S1
LEFT J18

PRODUCTION NOTES M1129.PCB_DATABASE_HISTORY

1 FOR XLR #3657 USE SCREW PT#8829 MODEL(S):- AP4020/4040/2020/VX1200/2400/2402
UP THROUGH THE BOTTOM # DATE VER# DESCRIPTION OF CHANGE
2 FOR M1129B VX1200/2400/J/2402 1 OCT/97 1.00 FIRST_PRODUCTION
DO NOT STUFF J40 AND J41 2 NOV/97 2.00 SWITCH_RREF_WITH_LREF_AND
3 D V RSPRE_WITH_LSPRE_AT_14PIN_CONNECTOR
ADD WIRES IN BOARD ASSEMBLY 4 D V SWAP_INPUTS_TO_BE_NONINVERTING
5 DEC/02/97 2.00 CHANGE_C27_C28_C29_C30_TO_150N
6 APR/16/98 3.00 PC#5694_PINS_10-12_OF_MC2_CONNECTED

PCB MECH
ASSEMBLY
7 . . TO_BRIDGE_SWITCH
8 JUL/01/98 4.00 ISOLATE_PIN_OF_SWITCH_S3
9 SEP/06/01 4.10 PC#6436_REPLACE_R119_10K0->JUMPER
10 D V N
11 D V N
U:\M1130V15.PRN

A OUTPUT B OUTPUT
R_RED
L_RED
M1130.SCH_DATABASE_HISTORY M1130.SCH_DATABASE_HISTORY BINDING POSTS
SPEAKON
BINDING POSTS
MODEL(S):- AP2200 MODEL(S):- AP2020 EY14 JB3 1-
1+ EY18
# DATE VER# DESCRIPTION OF CHANGE # DATE VER# DESCRIPTION OF CHANGE EY13
2-
1 DEC/16/97 1.10 PC#_____R21,R36_20K->15K_R31,82K-> 1 SEP/06/01 1.40 PC#6434_ADD_C44,C45,R120,R121 L_BLACK
2+
R_BLACK YS6909
2 . . 47K_D43_20V->18V_R3_20K->30K1_R52, 2 JUN/17/02 1.50 PC#6538_R120,121_100R->470R EY16 YS6910
3 . . R61_16K9->14K7_R53,R57_64K9->60K4 3 . . C44,45_1N->220p_D41,42_14V->16V SPEAKON SPEAKON
4 . . R54,R55_24K9->17K8_R79,R114_220R-> 4 . . C27_10n->33n_Q18,20,22,24_#6900-> BRIDGE/BI-AMP
5 . . 249R_C36,C38_22N->4N7_C17680P->1N5 5 . . MJ21196_Q30,32,34,36_#6927->MJ21195 1-
1+ JB2 1-
1+

6 . . C25_470P->1N_ADD_D46,R118,R119,C43 6 D V N 2- 2- B BOTTOM E
7 . . PC#_____D9_4148->4004_C30,C32_4P7-> 7 D V N 2+ 2+ VIEW
8 . . ->10P/200V 8 D V N
9 FEB/23/98 1.20 CORRECTION_AT_Q7_ 9 D V N JB1
10 MAR/10/98 1.30 PC#5641_ADD_LD1 10 D V N TB1 A_OUTPUT B_OUTPUT
L+
EY12 OUTPUT EY15
L-
R+ EY17 OUTPUT EY19 R- MJL1302A
YELLOW BLACK FROM AMP B MJL3281A

WIRES TO BOARD M1131

FROM AMP A RED BLACK
C29 R104 VH+

0.5W
63v 10K Dc Protection
TB2 6800U Dc Protection OUTPUTS FROM
C9
27p Clip Sense Circuit AMPLIFIERS ON
R5 R11
C31 33K M1130 BOARDS 33K
TB3 63V VM+ R32 R34
CLP

MBS4992

MBS4992
6K04 30K1 D2 6800U Q8 MT2 Q9 MT2
GND TRIAC_MAC224 TRIAC_MAC224
D8 LD1
. C33 MT1 MT1
R8 2 (4=V-,8V+) Q2 G MT1 G MT1 B CE
TB4 63V VM- Q7 Q10
1 R13 6800U G G MTP10N15L
42K2 3 U1 RED
1K 10K BC550 10u MT2 10u MT2 R35 MTP23P06
1/2 R16 C34 C15 R33 C16
C7 33078 R100 10R

0.5W
D11 63V 10R
2% 15p TB5 6800U 10K VH- 16v 16v
GND
ONLY D12
D14
D17 GND L- M1131 R- GDS
MJE340
GND MJE350

4K7
R116 VM+

6 E CB
Voltage Amplifier
VH+ BC550C

NO
BC560C

COM
4
VH+ R9

1/2W
75R R47 C16 R48 C17
5K6 1K5
R72 R90 3 Current Amplifier 1K 200v 2n2 47R 100v 1n5

NC
2K R102 C37 R46
VM+ Q33 10v 1 L2 GND D CBE
BC560 Q29 5W Q15 D34
+16V R76 BC550 22u FP R92 +F15 5
1K2
G N
S MTP10N15L MPSA06
75R 10R C6 C- MPSA42
10v 43V MR854
R74 BC560 1K5 10V D44 Q18 Q22
2W

1K8 R103 R12 R15 22u D3 500mW

C39 VM+
120v 249R 10K0 220p/200V D46 16v MJ21196 MJ21196
Q21
16V C2 10u C44 C+ 1W R49 EBC
R2 1W C30 D30

R120
470R
25V R91 60mA IDLE L2 2 39R 2N5551
47K D40 100U 200v Q6
10p 39R GND BC560 2N5401
R56 R45 MR854 MR854
4K7 Q23 Q38 C19 7
MJE350 R78 MJE340 GND 0.5W
4 WATTS R3 120v 220n
1W

2K7 10R C41 C4 1R 1R D21 D22

GND BAV21 16v 14ma 30K1
R101 330u Q9 R109 EBC
R58 FP 1n 1R Q20 Q24
Q17 MJL3281A
4K7 2N5551 D29 R18 R21 R43 AS35
R32 R34 VM+ VH+ C21 R50 MJ21196 MJ21196
C20 Q27 150R 15K R110 D1
MJE340 16v 22n 470R Current Limit
10V 33U 10K0 10K0 33u C26
C18 25V D23 470R D4 Q12 R87
D31 2N5401
TURN ON/OFF

REF
D13 D15 22u

IN
OUT
10V R19 R68 68R 5 VM+ 249R:1%
6 (4=V-,8V+) D24 Q1 R40 100N R51
7 17K8 1K 4ma R93 BC550 R23 3 3K3 /SHUTDOWN Q7. R22 18V BC550 1K 249R
R61 D36 C36
5 CIRCUIT C42 4K7 500mW 9
INPUT MX1
U1
1/2 220R
R107 R70 D33 1 LIN
249R
C13
D6
15K
D43 14K7
R53
60K4
R114 4n7
AMPLIFIER
D25 R95 R1 R7 R29 R52 R85 R88

BAV21
33078 3K01 R115 16v 4U7 R6 2R2 D16 OUTPUT

5W

5W
1K 16V 220K

1N4004
68R 39R 2R2 39R R54 D20 0R10 0R10
CW

C28 4K7 R113 330u R44

0.5W
D37 500mW 63V

D9
CLP R28 R30 25V D27 1R R42 L1 TB6
22u D35 D41 C3 17K8
REF GND Q28 R27 R111 GND
SIG 249R 249R GND MJE350 22R 220R R55 4uH
VM- 2 1W 16V R118 R119 11
TEMP Q19 1N4732A 500mW Q3 R96
R63 D38 R4 A06 A42 220K 2R2 R60 17K8
PROTECT 2N5401 R10 R25 R31 R33 D47 D42 15K R83 R89

BAV21
4K7 68R R14 Q13 R24 R94 5W

5W

5W
SHUTDOWN 2R2 4K7 47K 39R C15 R62 14K7 D18 R57 D19 0R10 0R10

2W
BAV21 3R9 5R6 TB7
+16V Q25 R86 16v 15K 220K 7K5
RIBBON CABLE FROM M1132 C1 R39
1W

3 -16V MJE340 2K7 330u R17 Q5 Q11 60K4 C38 249R

R117 R65 C32 120v 249R R41 BC550
470K R26 A42 GND R59 10 C27
REF
+16V C12 4K7 200v R97 1n5 Q4 4 3K3 R20 4K7 C43 4K7 BC560 1K
4n7 R79 150v
470R 2 OUT IN 1 10p 39R BC560 63V Q14 VM- R81 33N
AS35 100n D39 D7 6 2u2
R64
Q26 R112 GND 249R:1%
Q37 C14 100u GND
D5 GND R66 GND
Temperature Sensor 100n 1W 25V R105
C35 R35 R36 470R D10 C22 GND
-16V 16V C5 BC550 R98 1K5 16v 22n 470R
(mounted under heatsink) 10v 150R 15K 1R Q32 Q36
R82 75R 22u Q10
GND
2W

1K8 Q35 Q31 C8 R108 MJ21195 MJ21195

C40 1R

M1130 BC550 BC560 120v MJL1302A R67

1n D26 D28
GND 5K6 10u Q39 C23 R77
R80 75R MJE350 TO OTHER GND 0.5W
R106 120v 220n
VM- 2K R84 Q8 CHANNEL 1R 8 MR854 MR854
BC550 R75
R121
470R

39R

POWER AMPLIFIER BOARD FP

R99
10R
VH-
R37
249R
R38
10K0
C10
10v
22u
220p/200v
C45
TESTPOINT:
R69
16v
1W
D45
S
Q30
MJ21195
Q34
MJ21195
VM-
D32
DATE: JUN/17/2002 MODELS: AP2020 SHEET 1OF 1 SCH VERSION: 1.50 -F15 5W G P Q16 MR854
1K2 D MTP23P06
YORKVILLE NAME: M1130.SCH PCB#&VER: M1130 TITLE: POWER_AMP. BIAS ADJUSTMENT: ADJUST TRIM POT R115 FOR R71 C24 R73 C25
3mV ACROSS TEST POINTS 9 @ 10 1K 200v 2n2 39R 100v 1n
WHEN THE AMPLIFIER IS COLD
VH-
 2oz

P:\1130VR6.PRN
"056.9X"81=EZIS KNALB
BLANK SIZE=18"X9.650" PRODUCTION NOTES
1 MOUNTING DETAILS FOR 5W
EY2

C29
TOOLING HOLE TESTJIG TESTJIG ADD #8629 SPACERS ONLY ON
7"YEL
5 WATT RESISTORS

RTV
TOOLING HOLE MJ21196 Q18 TOOLING HOLE
6800u
Q22 MJ21196 R46, R69
63V
#6909

RTV
VH+ #6909
#5895 R88

TB1
R85

R104
1/2W
10K
C31 D22 D21 MOUNTING HARDWARE FOR Q9,Q10
MR854
VM+ 1 MR854
#8871 4-40X 1/2" BOLT

RTV
Q20

5WATT
0R10

5WATT
0R10
6800u
63V
TB2 MJ21196

RTV
GND #5895
MJ21196 J24 #3501 BELL WASHER
Q24
"BLK" #6909 #6909 T264 DEVICE

Q1 Q4 ARE HAND INSERTED

7"BLU.

TB7
PS GND EY4

EY3
#3797 THERMO PAD
SPEAKER HEATSPREADER
GND PCB

BC550
RTV
Q1 #8701 4-40 KEPS NUT

5WATT
6800u Q32

0R10
TORQUE 4 INCH/LB

0R10
C33 63V

RTV
MJ21195

BC560
#5895
#6910 Q4
Q36 1
MJ21195 #6910 MOUNTING HARDWARE FOR Q38,Q39

1/2W
R100

10K
VM- TB4
R89 R83 #8741 4-40X 1/2" BOLT
MR854
MR854

RTV
C34 D26
D28
#3501 BELL WASHER

J19
6800u
63V Q30

AS35
Q34 T126 TYPE DEVICE

RTV
#6910 #3823 THERMO PAD

TB5
#5895 Q37 MJ21195 #6910 HEATSPREADER
MJ21195 PCB
J2

R48

2N2 C24
VH-
#8701 4-40 KEPS NUT
D34
REPPOC.zo2

D32 0311M TORQUE 4 INCH/LB

47R
MR854
MJL1302A MJL3281A 00.6
C16
MR854

5WATT
MOUNTING HARDWARE FOR Q15,Q16
2N2

C17

5WATT
PART# PART#

1K2

1K2
MTP10N15L
PART#

R108
MTP23P06 MJE350 MJE340

1R
1R
1R
1R
R77

R109
R50
FUNCTION FUNCTION

1N5
1K
4uH

G S FUNCTION FUNCTION
Q15 Q16
1K

G S G S Q39 J18 #8741 4-40X 1/2" BOLT

R71

TP8
R57

Q8 Q38
J23
7"BLU" 60K4

R10
R25
1R_1/2W R113
16V/1W
R47

D45

R7
R74

R46

C25

TP3
R23
220N C45

Q6 J26
L1

1N

39R
TP6 BAV21
#3501 BELL WASHER

R110
EY1 Q10 Q9 D19 R115

D44
220R0

BIAS_ADJUST
16V/1W
R59

IN4148 D4 D1
R82

39R

470R
1R_1/2W
R69

R35
R96 R111 220N C44

39R

249R

470R

C4
BC550 #8667 SHOULDER WASHER

TP4
5WATT

#4524
TB6 .

J17
.

R36

4K7
R73

470R

10K0 R15
7"YEL

2R2
4K7
2R2
R29
IN4148

39R
IN4148
5R6 T-220 DEVICE

150R

17K8
R67
R86
R99

R75

15K
470R

22R1

249R
J16
BC560

1N

1K
R39
D7 R112

249R
47K

1N
150R
C19TP7 R49

4K7 R64 R37

15K
#3846 MICA

470R

R38 10K0
1K8

1K8

R12
IN4148

249R
3R9 R31
2W

2W

R120
1R_1/2W

J3
J4
HEATSPREADER

R117
R94

R55
D18
C10
250V
250V
2WATT 10V 22U

C6
R102
C27 "RED" R45

TP2

TP10
C8
22U 10V
220N

220N

R121
10R

R27
10R R92 250V PCB

4V7_1W
Q11

R21
R18
33N IN4148

R42
C39

R76 3K3

D43

39R
560 R41
2K7

C23
1W

249R
D10 #8701 4-40 KEPS NUT

R79 249R
BC550

MPSA42
C37

R26
R98

TP5

470R

39R
R84
120V

J1
Q35 10U

J15

C22
22N
120V
10U

Q33
R103
D40

J6

68R
TORQUE 4 INCH/LB
TP11

USED AS C30

J21

R72

220K
16V_1W

22N C21
18V
SPACER

R1
7K5 R24
10P

22u
10v
D35 Q27 16V
2K

Q29
5K6
1K5 R106

4K7

R66
Q25 R105

249R
D47
200V

R33
330U
100u

C40
25v

R90

C13
1N4148 R81
MJE340

MJE350
METAL

R87
3K3
PART#3894

R4
75R
75R
METAL

MJE340

1K5

220K
BC560

PART#3894
MOUNTING HARDWARE FOR TO3 OUTPUTS
1N

1N4148
BAV21
Q31

5K6

Q23

R119

BC560
C2 D33
D39 4148

D16
1N4148

C38 4N7
BAV21
D37 16V
R80

75R

75R

470R

14K7
IN4148
1N4148

2K
550

2R2
16V

1K
D42
D38

D31
100u
25v

1N5
MJE350

BC560
1N4148

C1
2R2
C5 39R Q13 2U2 Q14
Q28 63V

4N7 C36
R40
1N4148
J8

BC550
R91
Q26

10v 39R R95 68R RTV D36 Q21 MPSA42 330U

R9 BC550
16V

J11
C9 D29
27p D30
C43 #8761 BOLT
200V

16V_1W 22u
10P

J13 J25
R61

2N5401R97 68R

Q12
J27

D41

R62
R51
R43

TP9
C32

D5 Q2 R93 C20

C15
R63 R5 R114 249R
J7
C35

BC550

C3 R44
C28 R2

33u
16V
4K7 R16 TO-3 TRANSISTOR

R60
Q19 6K04

R53 R54
17K8
14K7
47K

R52

J14
D27

TP1 J20

D3
R101
1N4148 10K
220R

22u U1

2N5401
R13
30K1

D14 1N4148
17K8

R20
D17 1N4148

25V
R19

33078
L2
LD1

1N4148 D12
#3815 MICA
42K2
1K
1K

Q3

63V
Q5 4U7

J22
Q17 D25 1N4148 RED Q7
1K

C7

R3
D15 1N4148
4K7

C41

R17
1N4148 D11 -

D13 1N4148
NC

C18
249R
10K0
10K0
33u
2N5551

100N MPSA06
10R
1N4148 C2 RELAY R118
15p

R6
43V
22u 1N4148 D8 16V 15K
1N4148 C1 SPDT NO
HEATSPREADER

R14 220K
25V

470K
1N4148 D2 +
R70
R68

R11
3K01

330U

1K5
1/2
R56

C12

4K7

BC550
4K7

249R

BAV21
100n

4004
J9

R8

16V

J12

15K

15K

4K7
60K4

30K1
2K7

J10
R78
1W

C26 100n MX1

M1130
R32
R34

D20
R107

D24 J28 #8663 SPACER

R65

C14
R30
R28

1 AP032020
11M

C42
D23 #3661 1N4148
4K7

R22
R58 SIG
VER.6.00 D6 MICA GREASE IS REQUIRED ON
REF

PROTECT
SHUTDOWN

D9
M1130 2 oz. COPPER TEMP R116 D46 10V
CLP

ASSEMBLY M1130-6.00 00.6-0311M YLBMESSA BOTH SIDES OF THE MICA PAD

PCB MECH M1130-6.00
MODEL(S):- AP-2020
VCD
M1130.PCB_DATABASE_HISTORY
USE00#XXXX
.6-0311MSMALL
EDISBODY
REDLOS1R 1W #8760 6-32 KEPS NUT
TAB WIRE COLOURS INITIAL TORQUE FOR TO-3’S IS 8 INCH/LB
# DATE VER# DESCRIPTION OF CHANGE FOR R33,R49 FINAL TORQUE AFTER HEATSINK HAS
1 DEC/97 1.00 FIRST_PRODUCTION TAB 1 RED 16AWG COOLED FROM WAVE SOLDER IS 6 INCH/LB
2 DEC/16/97 2.00 PC#_____R21,R36_20K->15K_R31_82K-> TAB 2 YEL 16AWG Q37 IS HAND INSERTED AND
3 . . 47K_D43_20V->18V_R3_20K->30K1_R52 EY 4 BLK 16AWG MOUNTING FOR Q28,Q37
4
5
.
.
.
.
R61_16K9->14K7_R53,R57_64K9->60K4
R54,R55_24K9->17K8_R79,R114_220R-> TAB 4 WHT 16AWG BENT OVER WITH FLAT SIDE #8701 4-40 HEX NUT
6 . . 249R_C36,C38_22N->4N7_C17_680P->1N5 TAB 5 BLU 16AWG UP AS SHOWN
7 . . C25_470P->1N_ADD_R118,R119,C43,D46 TAB 6 OUTPUT +
8 . . ADD_TAB_TO_CONNECT_1_AMP->OTHER_AMP TAB 7 OUTPUT - #3896 HEATSINK
9 DEC/16/97 . PC#_____R109,50,108,70_FLAMPRF->REG
10 . . D9_4148->4004_C30,C32_4P7->10P/200V
11 MAR/10/98 3.00 PC#5641_ADD_LD1_DO_PC5634->5642 Q37 #3501
JUL/17/98 4.00 PC#5799_TAB3_TO_EYELET_EY4 WASHER
SEP/06/01 5.00 PC#6434_ADD_C45,C121_AT_Q39_ADD_C44
. . R120_AT_Q38
. . PC#6051_Q27,Q28_HTSNK_#3896->#3894
DEC/17/01 5.10 PC#6493_R120/R121_150R->100R
JUN/17/02 5.20 PC#6538_Q18,20,22,24_#6900->6909 #8865
4-40 SCREW
Q30,32,34,36_#6927->#6910
R120,121_100R->470R_C44,C45_1N->220P
D41,42_14V->16V_C27_10N->33N
JUL/04/02 6.00 PC#6547_ADD_TEST-JIG_HOLE
 POWER SUPPLY
SERVICE WARNING: POTENTIALS CLOSE TO 200 VDC, USE CAUTION.
DB1 EY10 EY11
VH+ RED
3 1 BDX53C

TB5 TB7
T1
GREY
R38 C4
MPSA06 C19
TB1

TB2
20K 63V

HIGH CURRENT TO M1130

WHT
RED
3300U EY8 EY9
VM+ YELLOW BC550C MPSA56 100N
PT#1198 C5
4 2
1 700VA 63v
POWER SWITCH 3300U C20

TB9
CSA YELLOW 13AMP EY6 EY7
SW1 C1 IMPEDANCE 120VAC
PG BLACK 100N
22n SELECTOR DB2
2
4 OHM C6
RED 3 1

TB8 TB6
63v GND
EY2 BLK 3300U EY4 EY5
VM- WHITE BCE CBE EBC LVGND
CIRCUIT SWITCH C7
GREY
BREAKER R37 63V
ORANGE 4 2
2 OHM 20K 3300U
EY20 EY21
13AMP BLUE
BR1

CSA
C2
VH-
12AMPS

TB3 4n7
R1 Q2 R_RED
R2 MJF6388 L_RED
0.5W
1K BINDING POSTS BINDING POSTS
8K2 R5
ZD1 EY14 EY18
500mW 18V C8 +V
BLACK WHITE R36 500mW 10R
CHASSIS 6V2 25V
ZD2 EY13
0.5W 100u BLACK
120 VAC 60 Hz LINE 33K TO_INPUT L_BLACK EY16 R_BLACK
C9
GREY 18V 25V
BLK/BRN 245V
500mW R6 100u 1
1+ 1
1+
RED ZD4 Q4 LVGND -V 21- 21-
BROWN 230V . R3 10R 2-
4
LEFT_OUTPUT/BRIDGED 2-
4
R4 3
JB1 3
JB2
0.5W 2+ 2+
YSL#1198E MJF6668
CSA 8K2 1K
YELLOW
230/245VAC RIGHT_OUTPUT
680n
4 OHM BLUE 682VA L+ L-
POWER SWITCH RED EY12 EY15 R+ EY17 EY19 R-
YELLOW BLACK
TOROID FROM AMP A RED FROM AMP B BLACK
SWITCH ORANGE
GREY 1N4004 1N4004 D8 D9
D6 D7 1N4004 1N4004
2 OHM VM+ 33K 33K
IMPEDANCE TLO74 R32 R34

MBS4992

MBS4992
SELECTOR 1/4
D4 ZD5 Q8 MT2 Q9 MT2
4.5AMPS

CIRCUIT 10 U1 500mW MT1 TRIAC_MAC224 MT1 TRIAC_MAC224

BREAKER 8 Q6
BC550 43V Q7 G MT1 Q10 G MT1
CSA 9 Q1 G G
C17 5.6V @ 85 DEG C AO6 10u MT2 MT2
4n7 4u7 C15 R33 10u R35
10N TP1 ON SENSOR 63V
R14 D2 C16
R16 C12 R29 16v 10R 10R
5K6 ZD3 R25 16v
R13 5K6 500mW R28 62K
R17 5K6 ABOUT
470R 6V2 R15 10K
1K 5 WATTS
10K Q3 OUTPUTS FROM POWER AMPLIFIER PCB M1130
LVGND -V LVGND
LVGND R23 2 MJF6388
TLO74 1 R27
C21 D1
1/4 3K3 3 100R
D5 U1
12 D3 100N
U1 1/4
14 TLO74 LD1
13 RED R30 R31
230 VAC 50 Hz LINE Q5 LVGND
C18 R20 BC550 1R 1R
10N
R19 R18 200K
470R TP2
R21
5K6
R22 R24 25v
C14
470u
M1131.SCH_DATABASE_HISTORY
WC12
1K R12
+V +V
10K 3K9 RED WIRE MODEL(S):- AP2020
TEMPB 10K WC11
# DATE VER# DESCRIPTION OF CHANGE
TEMPA LVGND LVGND BLK WIRE 40CFM
SHUTDOWN R10 1 NOV/97 1.00 FIRST_PRODUCTION
2 MAY/27/98 1.10 ADD_CE_POWER_SUPPLY
-V 200K R11 LVGND -V PSGND FAN 3 JUL/16/98 1.20 XFMR_WIRE_COLORS_TO_CSA/CE_STANDARD
TLO74 R7
1/4
20K 4 OCT/14/99 1.30 DELETE_ONE_SPEAKON_JACK
16K 5 MAY/08/00 1.40 PC#5654_ZD1-4V7->6V2
U1 5 FAN VOLTAGE 16V MAX AMPLIFIER HOT
LVGND MX1 7 6 D V N
6 7 D V N
TO POT BOARD 8 D V N
C13 R8 R9
+V 8K2 9 D V N
100N 3K3 10 D V N
NOTE: CAPACITOR VOLTAGE RATINGS SHOWN ARE MINIMUM REQUIRED.
SHUTDOWN
ACTUAL PARTS MAY HAVE HIGHER VOLTAGE RATINGS. AUDIOPRO_2020
@ 85 DEG C DATE: MAY/08/2000 MODELS: SCH ISSUE: 1.40
ALL UNMARKED DIODES ARE 1N4148.
AT SENSOR
LVGND LVGND YORKVILLE NAME: M1131.SCH PCB#&VER: M1131 TITLE: SUPPLY&FAN_PCB
P:\1131V30.PRN

ASSEMBLY M1131-3.00

WHITE 12"
"000.01 X "000.51=EZIS KNALB

WHITE 23"
PCB MECH M1131-3.00 SHEAR
BLANK SIZE=15.000" X 10.000" SHEAR
EY5 GND R2 J18
USE METAL SPACER EY4 J13

B
GRN/CHASSIS 1K
C5 YEL 18V ZD2

VTR
WHT C
C7
VTR EY6
BLK
EY7

VTR
EY8
J12
8K2
0.5W R3
VM+
J19 2 OZ COPPER

E Q2
63V 8K2 R1 J17

MJF6388
63V 0.5W J20
63V VTR
100V

6V2 ZD1
VTR VTR BLACK R4
250VAC

1k
VCD

4N7

3300U

Q4
VTR C2
VR 3300U TO INPUT
RED R34
J21
3300U T TB11 18V ZD4
4n7

YEL 63V 33K Q10

YEL

B
10R
TO 2/4 OHMS

MBS4992
TB9 VTR 25V C8 R5 Q1 AMP_B

RED 13"
EY2 EY20 TB5 RED

10U
16V
C6 100u VM-
RED C16
SWITCH

20K

SPEAKON_JACK
BLK EY9 C4 J22
3300U
NEUTRAL

25V A06 EY17

E MJF6668

AMP_B
GREY

RED 25"
100u J23

R38
10R R35
TB3 BLUE J1 EY10 C9
LEADS UP EY18

LEADS UP
A.C DB2 J3 DB1

EY19
EY21 RED

BRACKET
WHT D7 R36 33K
KBPC__-W

KBPC__-W
J5
1N4004 10R R6 C12
20K TB7 TRIAC BLACK
WHITE 30 1/2"

JB2
00.3-1311M EDISREDLOS
00.3-1311M LTED LLIRD

J7

4u7
63V
R37 EY11 1N4004 43V DC_PROT AMP_B
J2 D6 ZD5 MAC224-4
J4 J8 R28 EY16
1N4004 D9
BLUE 12"
BLUE 23"

R29 Q9
VTR TB8
C1

1N4004 D8 R32

5K6
NOTES

GREY

R25
SEE

J6 MX1

62K
10K

33K
SHUTDOWN
RED
TB6

C21

TEMPA
TEMPB R23
R24 Q8

GND
+V
-V

Q3
J10

100N
M1131 J24 AMP_A
R16 EY12

100N
AP2020
.

J16

B
R19 R27

C19 J15

YELLOW
5K6
.

3K3
LD1
VER:3.00

4148
470R
470R

100R

16V
10U

SPEAKON_JACK
AMP_A/BRIDGE
3K9
RED

10N
TB1 TB2 C15 MAC224-4
R20 J26 DC_PROT

4148
200K

E MJF6388

MBS4992
D2 D3 R13
230V.DUM

TRIAC

TLO74
BLK R22 R7 R11 C18 J25

1K
BC550

5K6
SWITCH U1 D1 EY13

YEL 18"
D5
10K
4148
4148
6V2

1R
1R
EY15

TP1
10K

R17
C14 Q7

TWISTED
R8
200K

TP2
R9
16K

Q5

BLACK
R15 Q6
20K

5K6
4148
XFRM

1K
R21 R30

10N

10K
10R
3K3

. 470u ZD3 C20 R18 JB1

8K2

1311M R33

R14
BC550 R31
100N

100N

TP1
RED 25v R10 EY14

R-
BLK WIRE J14 C17 D4
R12
TP2 AMP_A BLK 22"
SHEAR

WC12
C13

WC11

M1131.PCB_DATABASE_HISTORY PRODUCTION NOTES

1311M
SHEAR SHEAR FOR Q3,Q4,Q5
MODEL(S):- AP2020 1 DO NOT CUT CENTER LEAD OF THE TRIACS
M106
# DATE SHEAR
VER# DESCRIPTION OF CHANGE BEND THE LEAD (UNCUT) ALONG THE TRACE SHEAR
1 MAR/12/98 2.00 PC#5654_ZD1_4V7->6V2_MOVE_SHEARS_TO AND SOLDER
2 . . CLEAR_HEATSPREADER_1_EYELET->TAB #8861 4-40 SCREW
3 AUG/24/99 3.00 PC#5943,#6064_PARTS_MOVED_FOR_
4 . . CLEARANCE_IN_AUTOINS_C2_#6458->6451 2 SEE PETER BEFORE MOUNTING L BRACKET
5 . . PC#6009_SPKON_REMOVED 3 FOR C1 USE 22N FOR NORTH AMERICAN
6 SEP/17/99 . PC#6064_MOVE_ZD4_TAB11 AND 680N FOR EURO/CE
7 D V N
8 D V N 4 Q8,Q9 USE #8799 SELF TAPPING SCREW
9 D V N THERMAL
10 D V N 5 Q2,Q3,Q4 BEND THE LEADS (UNCUT) COMPOUND
11 D V N
ALONG THE TRACE
#8793 4-40 HEX NUT #3501 WASHER
 V+
VOLUME CONTROL/ LIMITER ACTIVITY LEDS CIRCUIT
14_PIN_CONNECTOR V+ R59

0.5W
V+
C36 LVGND 1K
RSPRE 1 RREF D2 V+
16v
LREF 500mW 22u
LSPRE 4.7V Q6
BC560 R51 C3 R53 C126 C127
LSPOST 25V 25V 50V LD1
RSIG
220K
47n
220R
100n 100n GREEN L_ACTIVITY
R49 8M2
LIMABLE V- R48 R52
15K R5 3V0
RSPOST V+ 4K7 470R
100K 220n 15v Q1 1N5225B
(V+)-3v R7 D6 A13 D1
FROM_INPUT_PCB Q5 R2 C21
10K 4148 BC560 V- 220p
470K
LCLIP R50 R47 C1 R3
15K 470R
V+
LVGND
LD6
L_CLIP RED
LD8
LSPRE NSL32SR2
MW3 PROTECTA
PROTECTB PROTECTA 2K
R43 C39 C17 MW3 1 R56
LCLP 6
PROTECTA 33K 50V 330p 150P MW3 2
LREF 6
L_GAIN
MW3
6
3 TO TOP
R45 R35 MW3 4 D11 D10 LD3
25A C26 TEMPA 6 AMPLIFIER 4148 4148
P2 CW MW3 5 PROTECT RED
10K GAIN 16V 33u 3K40 20K0 PROTECTA 6
LREF MW3 6
6 SHUTDOWN 6
R44 MW1
7 100K
10K 5 LSPOST MW1 1 Q7
C38 U2 V+ MW1
6
2 BC550
1/2 LVGND 6 TO POWER R57
15v 220p MC33078P MW1 3
V- 6
(4=V-,8=V+)
SHUTDOWN
MW1
6
4 SUPPLY BOARD
LREF MW1 5
LIMABLE TEMPA 6 V+
MW1 6 LVGND
TEMPB 6
V+
C35 MW2
V+ 16v MW2 1 R58

0.5W
22u RCLP 6
R29 MW2 2 1K
Q3 R31 C4
220R RSIG
RREF MW2
6
3 TO BOTTOM V+
LVGND BC560 220K 25V 6 LVGND
47n
TEMPB
MW2
6
4 AMPLIFIER
R32 R33 R30 MW2 5
PROTECTB 6
-18 15K 4K7 470R MW2 6
SHUTDOWN 6 LD2
R8 D9
8M2 GREEN R_ACTIVITY
Q4 R4
BC560 3V0 LD4
10K 4148 POWER
RCLIP R39 R34 100K 220n 15v Q2 1N5225B GRN

A13 D3
15K 470R R1 C22
470K
220p R136
R36
2K
C2
LD5
R_CLIP RED
LD7
NSL32SR2 LVGND V-
RSPRE
R46 C40 C18
PROTECTB
33K 50V 330p 150P PROTECTB
STYLE
RREF R_GAIN R40 R42
"P22"
25A C25
P1 .
CW

10K GAIN 16V 33u 3K40 20K0 MPSA13 M1132.SCH_DATABASE_HISTORY

2
RSPOST R41
1 MODEL(S):- AP2020
10K
C37
3 U2
EBC
# DATE VER# DESCRIPTION OF CHANGE
LSPOST 15v 220p
1/2 1 APR/03/98 1.10 C17/C18_100P->150P
MC33078P 2 NOV/20/01 1.20 PC#6466_LD7,LD8_NSL28AA->NSL32SR2
(4=V-,8=V+)
RREF BC550C 3 D V N
RSIG BC560C 4 D V N
5 D V N
6 D V N
7 D V N
CBE 8 D V N
9 D V N
10 D V N
AP2020
DATE: NOV/20/2001 MODELS: SHEET OF 1 SCH VERSION: 1.20
POT-BOARD
YORKVILLE NAME: M1132.SCH PCB#&VER: M1132 TITLE: POT-BOARD
 #3622-M1132
#3710 17" #3709 7" #3710 17" #3604-M1132B
TO_POWER_PCB

SHUTDOWN

SHUTDOWN
PROTECTB

D18
TO_TOP_AMP TO_BOTTOM_AMP

TEMPB
TEMPA

LVGND

TEMPB
RSIG
RREF

RCLP
V-
V+ RSPOST

J16
V+
MW3 MW1
MW2 V-

14-PIN.SOCKET
LIMABLE

D17
J7 RSIG
- J21
15K R50 LSPOST

LCLP
LREF

TEMPA
PROTECTA
SHUTDOWN
J1C2

LSPOST
J20

R39

100K
Q6 LSPRE

15K
15K R49 220P R32
J5 Q3
BC560

4K7 J6 15K LREF

R48 J4

BC560
RSPRE
10K R7 4K7 R33 RREF
4148

R2 100K 470R

R1
D11 470R R47 J22 R34

01.2-2311M
R8 10K
2K

4148 220p C1
LD6 D9 4148 A13 LD5 P1

C126
D10 SPC2

220n
R56 J8 D6 L_CLIP 1K R_CLIP
POWER PROTECT

R58 0.5W
4148 C21 - - 0.4"
RED RED P2 RED

220n
D3 3V0
R5 8M2 J10 Q2 C22 J15

+
LD3 J25

-
100n
R57 R3 LD1 L_GAIN 470K R36 R_GAIN
470K 10K J12 C4 47N 10K
100K

A13 LD2
GRN Q1 J14
Q7 D1 GRN 470R R30 GRN

NSL-32SR2
3V0

PT#3739
L_ACTIVITY - -

SPACER
22u 220R R_ACTIVITY
BC550

0.5WATT 16v

8M2
LD4 1K R29 #6858
BC560

BC560
Q5
NSL-32SR2
R59 C35 SPC3

LED
R31
J19 R53 220R #6858 220K Q4 R4
C127 LD7
2K R136 J3 C26 4V7
D2 100N
C36 470R R52 33u C25
22u LD8 10K R44 R41 10K
16v 220K R51 16V 33u
220P C38 C37 220P 16V

33078P
47n C3 R43
3K40 R45 R40 3K40 R46
33K
J2 20K0 R35 C18 150P 33K
330P
M1132 C39 150P C17 20K0 330P
AP2020 U2 R42 C40
VER 2.10

M1132.PCB_DATABASE_HISTORY
NOTES P22
1 ADD A STICKER OVER
MODEL(S):- AP2020/VX1200 VCD THE AP-2020 LEGEND POT
# DATE VER# DESCRIPTION OF CHANGE "M1132B" TO AID
1 DEC/09/98 2.00 PC#5688_SPACING_FOR_C38,C37_CHANGED IN IDENTIFYING 3511
2 . . R58,R59_SPACING_TO_.6"_FOR_1/2W VX1200 BOARDS WASHER
3 . . POT_SUPPORT_SCREW_HOLES_ADDED PCB
4 NOV/20/01 2.10 PC#6466_LD7,LD8_NSL-28AA->NSL32SR2
5 D V N 8870 SCREW
6 D V N 2 FOR M1132 USE #3622 CABLE
7 D V N FOR M1132B USE #3604 CABLE
8 D V N
9 D V N
10 D V N
11 D V N