Panasonic sb wa 730 gcp service manual

Page 2

SB-WATIWGCP

5 Handling the Lead-free Solder ------------------------------------------------ 4
5.1. About lead free solder (PbF) .......................................... 4
6 Connection of the Speaker Cables

7 Disassembly Procedure-

7.1. Disassembly flow chart

7.2. Disassembly of the Speaker Unit and Checking of the

PCB. --------------------------------------------------------------------------- 8
3 Voltage Measurement and Waveform Chart ......................... 14
8.1. Voltage Measurement .................................................. 14
8.2. Waveform -------------------------------------------------------------------- 15

9 Block Diagram

10 Notes of Schematic Diagram
11 Schematic Diagram
11.1. Power Circuit

11.2. Transformer Circuit, AC Inlet Circuit and Voltage Selector
Circuit -------------------------------------------------------------------------- 20
12 Printed Circuit Board
12.1. Power P.C.B
12.2. AC Inlet P.C.B., Transformer P.C.B. and Voltage Selector

P.C.B. ----------------------------------------------------------------------- 23
13 Wiring Connection Diagram .................................................. 24
14 Illustration of IC D , Transistors and Diodes ......................... 25
15 Parts Location and Replacement Parts List ......................... 25
15.1. Cabinet ------------------------------------------------------------------------ 27
15.2. Electrical Parts List ------------------------------------------------------- 30

15.3. Packing Materials & Accessories Parts List

15.4. Packaging