C5-2
PREPARATION FOR SERVICING
How to use the Servicing Fixture
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Unplug the connector CP351, CP755 and CP354 then remove the TV/VCR Block from the set.
Unplug the connector CP810, CP820 and CP850, then remove the Main PCB from the VCR Block.
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.
Remove the Operation PCB from the set, then connect it with the Syscon PCB.
If necessary, connect CP351. (Front A/V Jack Input Terminal)
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.
At that time, the STOP/EJECT button is available to insert and eject the Cassette Tape.
Front Cabinet
CRT PCB
CP850
Main PCB
JG162Y
CP820
CD850
JG162D
CP810
JG162C
CD820
CD810
IF PCB
Syscon PCB
CP755
CD751
JG154
To Ground
TP1001
Operation PCB