Panasonic PV-454S-K, Service Manual

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4.2.2. EEPROM IC (IC6004), MAIN C.B.A. REPLACEMENT NOTE
After replacing EEPROM IC (IC6004) or Main C.B.A., be sure to perform the "PG SHIFTER
ADJUSTMENT".
NOTE:
Refer to Service Manual for R4-Mechanism Chassis for PV-Model (Order No. MKE0401000C1).
4.2.3. SERVICE POSITION
4.2.3.1. Service Position
CAUTION:
HOT CIRCUIT (Primary circuit) exists on the Main C.B.A. Use extreme
care to prevent accidental shock when servicing.
NOTE:
When carring out loading of the cassette tape, if light is strong, a tape may not carry out loading.
Please shade a Mechanism Unit top or weaken lighting.
4.2.3.1.1. Service Position (1)
Fig. 3-1
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