Panasonic SA-VK31EE - D) Tact Switch P.C.B

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17.4. (D) Tact Switch P.C.B.

ABCDEFG

1

2

3

4

5

6

7

8

9

TACT SWITCH P.C.B (REPX0382D)

D

VOLUME

PbF

12345678

123

DECK2 OPEN

STOP

AUX

DECK1 OPEN

DISPLAY

TUNER

REW

S905

S904

S902

S908

S909

S901

S903

R906

R907

R905

R904

R903

R908

R909

C902

R913

R912

C901

R900

TAPE

CD PLAY

FF

CP900

R910

R902

R901

VR600

J932

J933

S907

S906

S910

PbF

BS4

12

H901

21

79

SA-VK31EE

Table of Contents

Default Chapter2
- Table of Contents2
1 Before Repair and Adjustment4
2 Protection Circuitry4
- Prevention of Electro Static Discharge (ESD) to5
3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices5
4 Handling the Lead Solder5
- About Lead Free Solder (Pbf)5
5 Handling Precautions for Traverse Deck6
6 Precaution of Laser Diode7
7 Accessories8
8 Operation Procedures9
- Operation Checks and Main Component Replacement10
9 Operation Checks and Main Component Replacement Procedures10
- Disassembly of Top Cabinet and Rear Panel11
- Disassembly of CD Mechanism Unit13
- Disassembly Main P.C.B., Transformer P.C.B. & MP314
- P.C.b14
- Disassembly of Panel P.C.B. & Tact Switch P.C.B15
- Disassembly of Deck Mechanism Unit & Deck P.C.B16
- CD Mechanism Main Component Replacement Procedures16
- Disassembly Deck Mechanism29
- Replacement for the Cassette Lid Ass 馳33
- Measure for Tape Trouble33
10 Service Position34
- Checking the Main P.C.B., Power P.C.B. & Transformer34
- Checking the Panel P.C.B., Tact Switch P.C.B., Deck P.C.B. & Deck Mechanism35
11 Description of Error Code36
- Abnormality Detection for DECK Mechanism36
- Abnormality Detection for CD/Changer Block36
- Power Supply Related Error Detection36
12 Self-Diagnostic Function37
- Self-Diagnostic Display37
- How to Enter the Self-Diagnostic Function37
- Cassette Mechanism Test (for Error Code H01, H02, H03, F01)37
- CD Mechanism Test (F15, F26, F16, F17, F27, F28, F29, H15)38
- To Clear All Error Code38
- How to Get out from Self-Diagnostic Function38
- Power Amplifier Failure (F61)38
400 CD Test Mode Function38
- How to Set CD Test Mode38
- CD Automatically Adjustment Result Indication38
14 Measurements and Adjustments40
- Cassette Deck Section40
- Tuner Section41
- Alignment Points42
15 Block Diagram43
16 Schematic Diagram51
- A) CD Servo Circuit52
- B) Tuner/Main Circuit54
- B) Main Circuit55
- C) Panel Circuit & (D) Tact Switch Circuit61
- E) Deck Circuit & (F) Deck Mechanism Circuit65
- G) Power Circuit67
- Position Circuit & (L) CD Loading Circuit69
- M) VCD Module Circuit70
17 Printed Circuit Board73
- A) CD Servo P.C.B. (Side a & B)73
- B) Main75
- C) Panel77
- D) Tact Switch P.C.B79
- E) Deck P.C.B. & (F) Deck Mechanism P.C.B80
- G) Power81
- H) Transformer P.C.B83
- J) CD Detect P.C.B., (K) Spindle Position P.C.B. & (L) CD85
- M) VCD P.C.B. (Side a & B)86
18 Wiring Connection Diagram87
19 Illustration of IC 痴, Transistors and Diodes89
20 Terminal Function of IC 痴90
- IC7001 (AN22004A-NF) Servo Amplifier90
- IC7002 (MN662790RSC) Servo Processor/ Digital Signal90
- Processor/ Digital Filter/ D/A Converter90
- IC7003 (AN8739SBTE2) Focus Coil/ Tracking Coil91
- IC2801 (MN101C30AEB) Mechacon IC91
- IC600 (C2BBGF000579) Microprocessor92
21 Troubleshooting Guide93
22 Parts Location and Replacement Parts List94
- Deck Mechanism (RAA3412-S)95
- CD Loading Mechanism (RD-DAC026-S)98
- Cabinet101
- Electrical Parts List104
- Packing Materials & Accessories Parts List114
- Packaging115

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