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SC-TM23
Panasonic SC-TM23 User Manual
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19
Step 3
Force the claw of timing lever.
Step 4
Force the disc tray fully.
Step 5
With pressing the claw (B) in the direction of arrow (1),
force the connection lever in the direction of arrow (2).
10.12.2 Replacement for the Disc Tray
Step 1
Remove 4 screws.
Step 2
Remove the upper plate.
Step 3
Remove 3 screws.
18
20
Table of Contents
Default Chapter
2
Table of Contents
2
1 Safety Precaution
3
Insulation Resistance Test
3
Caution for Fuse Replacement
3
2 Before Repair and Adjustment
4
3 Protection Circuitry
4
4 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices
4
5 Handling the Lead-Free Solder
5
About Lead Free Solder (Pbf)
5
6 Handling Precautions for Traverse Deck
5
7 Precaution of Laser Diode
6
8 Accessories
7
9 Operation Procedures
8
10 Disassembly and Assembly of Main Component
9
Disassembly Flow Chart
9
Gear for Servicing (Jig) Information
9
Disassembly of Top Cabinet
10
Disassembly of CD Lid
10
Disassembly of Rear Panel
12
Disassembly of CD Mechanism Unit
12
Disassembly of Main P.C.B
13
Disassembly of Power P.C.B
13
Disassembly of Transformer P.C.B
14
Disassembly of Front Panel Unit
14
Disassembly of Deck Mechanism Unit
15
CD Mechanism Main Component Replacement Procedures
16
Replacement of the Traverse Deck
16
Replacement for the Disc Tray
19
Disassembly and Reassembly for Mechanism Base Drive Unit
22
Replacement for the Motor Ass'y
30
Replacement for the Pinch Roller Ass'y and Head Block
31
Replacement for the Cassette Lid Ass'y
34
Rectification for Tape Jam Problem
35
11 Checking for Major P.C.bs
36
Checking of Main P.C.B
36
Checking of Transformer P.C.B
36
Checking of Panel, Deck& Deck Mechanism P.C.B
37
Checking of Power P.C.B
37
12 Self-Diagnostic Function
38
Self-Diagnostic Display
38
How to Enter the Self-Diagnostic Function
38
Cassette Mechanism Test (for Error Code H01, H02, H03, F01)
38
CD Mechanism Test (F15, F26, F16, F17, F27, F28, F29, F30, H15& H16)
38
To Clear All Error Code
39
Power Amplifier Failure (F61)
39
Description of Error Code
39
Abnormality Detection for Deck Mechanism Block
39
Abnormality Detection for CD/Changer Block
39
Power Supply Related Error Detection
40
Error Code (CR20 Mechansim)
40
400 CD Test Mode Function
41
How to Set CD Test Mode
41
CD Automatically Adjustment Result Indication
41
CD Mecha Aging Test Mode (CR20)
41
14 Measurements and Adjustments
42
Cassette Deck Section
42
Tape Speed Adjustment (Deck 1/2)
42
Bias and Erase Voltage Check
42
Bias Frequency Adjustment (Deck 1/2)
42
Tuner Section
42
AM-IF Alignment
42
AM RF Adjustment
43
Alignment Points
43
Cassette Deck Section
43
Tuner Section
43
15 Block Diagram
44
16 Voltage Measurement
51
17 Schematic Diagram
53
A) CD Servo Circuit
54
B) Main (Tuner) Circuit
56
B) Main Circuit
57
C) Panel Circuit
61
D) Transformer Circuit, (E) CD Detect Circuit, (F)
63
H) Power Circuit
64
18 Printed Circuit Board
67
A) CD Servo P.C.B
67
B) Main P.C.B
68
C) Panel P.C.B
70
D) Transformer P.C.B
72
E) CD Detect P.C.B., (F) Spindle Position P.C.B., (G) CD
73
H) Power P.C.B
74
I) Deck P.C.B. & (J) Deck Mechanism P.C.B
76
19 Wiring Connection Diagram
77
20 Illustration of IC's, Transistors and Diodes
78
21 Terminal Function of IC's
79
IC7002 (MN6627953HB) Servo Processor / Digital Signal
79
IC7003 (AN8739SBTE2) Focus Coil/Tracking Coil/ Traverse Motor/ Spindle Motor Drive
80
IC2801 (C2CBJG000565) System Microprocessor
80
22 Troubleshooting Guide
82
23 Parts Location and Replacement Parts List
83
Deck Mechanism (RAA4502-S)
84
Deck Mechanism Parts Location
84
Deck Mechanism Parts List
86
CD Loading Mechanism (RD-DAC026-S)
87
CD Loading Mechanism Parts Location
87
CD Loading Mechanism Parts List
89
Cabinet
90
Cabinet Parts Location
90
Cabinet Parts List
92
Electrical Parts List
93
Packing Materials& Accessories Parts List
121
Packaging
121
Replacement Parts List
124
4
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Panasonic SC-TM23 Specifications
General
Brand
Panasonic
Model
SC-TM23
Category
Speakers
Language
English
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