Preparation For Servicing - Orion COMBI 3601VT Service Manual

SERVICING FIXTURES AND TOOLS
JG154 Used to connect the test point of
SERVICE and GROUND
| 3@162C/JG162D
Used to connect the Syscon PCB and
Main PCB
Used to connect the Syscon PCB and
salpet CRT PCB
PREPARATION FOR SERVICING
JG154 Cable JG162C Cable (10 Pins)
JG162D Cable (11 Pins)
JG162Y Cable (5 Pins)
How to use the Servicing Fixture
1. Unplug the connector CP351, CP757 and CP302 then remove the TV/VCR Block from the set.
2. Unplug the connector CP810, CP820 and CP850, then remove the Main PCB from the VCR Block.
3. Connect as shown in the below figure using the Service Fixture.
* Connect the Syscon PCB to the Main PCB with the cable JG162C and JG162D.
¢ Connect the Syscon PCB to the CRT PCB with the cable JG162Y.
4. Remove the Operation PCB from the set, then connect it with the Syscon PCB.
lf necessary, connect CP351.
5. Short circuit between TP1001 and Ground with the cable JG154.
(Refer to MAJOR COMPONENTS LOCATION GUIDE)
The EOT, BOT and Reel Sensor do not work at this moment.
6. At that time, the STOP/EJECT button is available to insert and eject the Cassette Tape.
ly a
To Ground