Service manual

C5-2

PREPARATION FOR SERVICING

How to use the Servicing Fixture

Unplug the connector CP353, CP755 and CP4202 then remove the TV/VCR Block from the set.

Unplug the connector CP810, CP820 and CP805, then remove the Main PCB from the VCR Block.

Connect as shown in the below figure using the Service Fixture.

• Connect the Sub Power PCB and Main PCB with the cable JG162A.

• Connect the Syscon PCB to the Main PCB with the cable JG162G.

• 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 CD702. (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

CP805

CP820

CP810

Main PCB

JG162Y

JG162G

JG162A

CD850

CD820

CD9001

Syscon PCB

CP755

CD757

CD702

Operation PCB

TP1001

JG154

To Ground