Manual de Servicio Video Colposcopio Welch Allyn Path Video
Manual de Servicio Video Colposcopio Welch Allyn Path Video
Manual de Servicio Video Colposcopio Welch Allyn Path Video
SERVICE MANUAL 880325 REV. A WELCH ALLYN VIDEO COLPOSCOPE (Introduced 12/00) i
Contents page
Section 1: General Information (See Users Manual for Product Description, Set Up and Use)
1.1 About the Video Colposcope and Users Manual Part Number .................................. 1
1.2 Technical Help Information, Worldwide Tech Support Contact Information ............... 2
1.3 Basic System Graphic Fig.1....................................................................................... 3
1.4 Product Model Number Structure Table ...................................................................... 4
Section 2: Service (See User Manual for Cleaning Instructions and Specifications)
2.1 Incoming Inspection .................................................................................................... 1
2.2 Tools Required for Service ......................................................................................... 5
Section 3: Troubleshooting
3.1 Troubleshooting Table ................................................................................................. 1
Appendix Section:
A ................................................................................................................ repair parts listing
B ............................................................................... interconnect diagrams and schematics
C ......................................................................................................................parts drawings
D .................................................... Welch Allyn International Product Service Center Listing
ii WELCH ALLYN VIDEO COLPOSCOPE (Introduced 12/00) SERVICE MANUAL 880325 REV. A
Section 1 - General Information
The Video Colposcope introduced December 2000 1.1 About the Video
has an internal light source like its predecessor. Colposcope
The new version has additional features: (Introduced December
1 - an antireflection system of two polarizing filters. 2000)
2 - a magnification system of up to 35x and the
ability to view the magnification index on the
monitor during procedures.
3- a faster green filter
The Stand Alone version is not a Video Path product and does not require a light
source. It is a camera and light source in one compact housing mounted on either a
vertical pole stand or a swing arm stand as shown in Figure 1. The table on Page 1-5
is a list of product numbers and repair bill numbers. It also lists the product numbers
for the camera units only.
Figure 1
2.1.2 Make record of what components were received. Note serial numbers
where applicable.
2.1.3 Check the physical and electrical condition of all items including S-video
cables, power cords, RS232 cables, all pins and sockets.
2.1.4 Check the lamp connector. The lamp has a small and a large pin. Make
sure the lamp socket has not been ruined by someone connecting the
connector in reverse. This would damage the connector and make lamp
operation intermittent. Connectors must fit lamp pins securely.
14) Check all cords and cables for solid connectionsduring unit operation.
16) Check the stands (swing arm, and vertical pole, casters) for function and
smooth operation. Check the brakes.
17) Check lenses for scratches, fingerprints, smudges, dust, moisture.
7) Monitor: Service Equipment should include a monitor for your standard. This is
a Sony PVM 1350 (NTSC) or a Sony PVM-1450 QM (PAL).
8) Printer: To check the RS232 functioning of the Colposcope. This is a Sony VP-
1800MD (NTSC) or a Sony VP-1800 EPM (PAL).
9) Standard electronic hand tools and Digital Volt Ohm Meter will be required for
basic troubleshooting such as checking output voltages and continuity.
3.1 Troubleshooting
No image on monitor. Attachment of unit to handle and door to Make sure lamp access door and handle are
unit. properly attached.
(Refer to Color Video Monitor
Operating Instructions) Monitor/other peripheral devices. Make sure power is on all devices.
Monitor input selection. Make sure correct input selection is made on the
front panel. Make sure Channel "C" is selected.
Cable connections. Make sure all video cables are connected properly.
Lamp will not light. Lamp housing Make sure lamp assembly is installed properly.
Lamp access door. Make sure lamp access door is properly closed.
Printer does not respond properly to Power cord and printer. Unplug cord from wall outlet, then plug cord back
handle buttons. into outlet. At the same time, turn printer off and
then on again.
(Refer to Color Video Printer
Operating Instructions) Printer Make sure lamp access door is properly closed.
Printer not set up properly. Set Dip Switches to 9,600 Baud Rate. Make sure
correct input selection is selected.
Switches 3 & 4 are "On", all others are "Off"
Reset printer by turning off then on again.
Sony VP 1800.
Black and white image only. Monitor of one video standard with Order correct standards.
camera of another video standard.
S video cable not plugged in all the way. Restore good fit.
Wrong settings on monitor. Make sure Blue Only is not selected on monitor.
Note: For monitor default settings, refer to the Owner’s Manual included with the monitor.
Assembled Colposcope
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88041A
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88041A
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88042a
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88042a
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88042a
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88044A
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88044A
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88044A
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88046A
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88046A
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88046A
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89021A
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89021A
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89022A
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89024A
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89024A
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89026A
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89026A
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Welch Allyn International Product Service Centers
Asia Pacific
Welch Allyn, Ltd. - Australia Australia Most Medical Products including:
Metro Centre New Zealand Vital Sign Monitor & ABPM, Schiller
Unit 5 38 South Street South Pacific Diatek products
Rydalmere NSW 2116, Australia Islands GSI products
Postal address: PneumoCheck
PO Box 132 MicroTymp 1 and 2, SureSight
Rydalmere NSW 1701, Australia Surgical Imaging light sources
Atlas monitor
tel: (011) 612 9638-3000 Some exceptions:
fax: (011) 612 9638-3500 FX100
e-mail: Turnerg@mail.welchallyn.com VS-100 / 200 & old Video
Contact: Geoffrey Turner Surgical Imaging cameras