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PREPARATION FOR SERVICING
How to use the Servicing Fixture
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Unplug the connector CP353, then remove the TV/VCR Block from the set.
Be sure to place the parts on a paper so that they have no short-circuit each other.
Unplug the connector CP810, CP820 and CP850, then remove the Main PWB from the VCR Block.
Connect as shown in the below figure using the Service Fixture.
• Connect the Syscon PWB to the Main PWB with the cable JG162B and JG162G.
• Connect the Syscon PWB to the CRT PWB with the cable JG162Y.
Short circuit between TP1001 and Ground with the cable JG154.
(The BOT, EOT, and the Reel Sensor do not work and the deck can be operated without a cassette tape.)
In case of using a cassette tape, press the STOP/EJECT button to insert or eject a cassette tape.
Turn on the power and re-check the cable before checking the trouble points.
Front Cabinet
CP850
CP820
CP810
JG162Y
JG162G
JG162B
CRT PWB
Main PWB
CP851
CP601
CP3001
Syscon PWB
TP1001
JG154
To Ground
IF PWB
Servicing Position for Main PWB (In case of needing to check on Main PWB)
• It's possible to get the Servicing Position without the extension Jig if you arrange the unit as shown below.
(But L503 connection can not be done, Degauss circuit will not operate.)
• Be careful for the short circuit.
VHS Tape
(Put the Tape under the FBT.)
Main PWB
L503 (2 Pin)
Содержание VX-D2150
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