Panasonic SA-VK72DGCS, Service Manual

Page: 107 / 216

(capacitors), low-noise (resistors), etc. are used. When replacing
any of components, be sure to use only manufacturer's specified
parts shown in the parts list.
Caution !
IC, LSI and VLSI are sensitive to static electricity.
Secondary trouble can be prevented by taking care during repair.
- Cover the parts boxes made of plastics with aluminium foil.
- Put a conductive mat on the work table.
- Ground the soldering iron.
- Do not touch the pins of IC, LSI or VLSI with fingers directly.
22.1. Optical Pickup Unit Circuit
22.2. (A) DVD Module Circuit
22.3. (B) Main (Tuner) Circuit
22.4. (B) Main Circuit
22.5. (C) Panel Circuit & (D) Mic Circuit
22.6. (E) Deck Circuit & (F) Deck Mechanism Circuit
22.7. (G) Power Circuit
22.8. (H) Power Amp Circuit
22.9. (I) Transformer Circuit
22.10. (J) CD Loading Circuit
23. Printed Circuit Board
23.1. (A) DVD Module P.C.B. (Side: A & B )
23.2. (B) Main P.C.B.
23.3. (C) Panel P.C.B.
23.4. (D) Mic P.C.B. & (K) Tuner Pack P.C.B.
23.5. (E) Deck P.C.B. & (F) Deck Mechanism P.C.B.
23.6. (G) Power P.C.B. & (H) Power Amp P.C.B.
23.7. (I) Transformer P.C.B.
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