Preparation For Servicing - Aiwa VX-D1420 Service Manual

How to use the Servicing Fixture
1. Unplug the connector CP351 and CP755 then remove the TV/VCR Block from the set.
2. Unplug the connector CP810, CP820 and CP850, then remove the Main PWB from the VCR Block.
3. Connect as shown in the below figure using the Service Fixture.
• Connect the Sub Power PWB to the Main PWB with the cable JG162A.
• Connect the Syscon PWB to the Main PWB with the cable JG162G.
• Connect the Syscon PWB to the CRT PWB with the cable JG162Y.
4. Remove the Operation PWB from the set, then connect it with the Syscon PWB.
If necessary, connect CP351. (Front A/V Jack Input Terminal)
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.
To Ground

PREPARATION FOR SERVICING

Front Cabinet
CD850
IF PWB
Syscon PWB
TP1001
Operation PWB
JG154
CRT PWB
CP850
Main PWB
JG162Y
JG162A
CD820
CD9001
Sub Power PWB
CP755
CD750
C5-2
CP820
CP810
JG162G