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Panasonic
Stereo System
SC-HC37GN
Page 78
Panasonic SC-HC37GN - Page 78
139 pages
Manual
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78
Step
5 :
Remove 4 screws.
Step
6 :
Remove the Fron
t S
peake
r (SP2).
Caution 1 : During ass
embling, ensure the sp
eaker wires is
soldered properly
. Chec
k for dry joints.
Caution 2 : During assembling, dres
sed the speaker wires
into the slots.
77
79
Table of Contents
Main Page
Default Chapter
1
Table of Contents
1
Safety Precautions
3
General Guidelines
3
Caution for AC Cord (for GS/GSX)
4
Before Repair and Adjustment
5
Protection Circuitry
5
Caution for Fuse Replacement
5
Safety Part Information
6
Warning
7
Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices
7
Precaution of Laser Diode
8
Service Caution Based on Legal Restrictions
9
Handling Precaution for Traverse
10
Service Navigation
11
Service Information
11
Specifications
12
General/Introduction
13
Inserting or Removing Media
13
CD, Ipod/Iphone & USB Playback Operations
14
Location of Controls and Components
15
Main Unit & Remote Control Key Button Operations
15
Installation Instructions
16
Connections
16
Service Mode
17
Self Diagnostic Mode
17
Self Diagnostic Function Error Code
18
Doctor Mode Table
19
Sliding Door Operation
25
Service Fixture & Tools
26
Disassembly and Assembly Instructions
27
Disassembly Flow Chart
28
Types of Screws
29
Main Parts Location Diagram
29
Disassembly of Base Stand Assembly
30
Replacement of Door Assembly
31
Replacement of Front Ornament Unit (L) & (R)
33
Disassembly of Front Panel Block
34
Replacement of Ipod Block
36
Disassembly of Interlock Switch P.C.B
41
Disassembly of Remote Sensor P.C.B
43
Replacement of Gear Box Assembly
46
Disassembly of Motor P.C.B
48
Disassembly of Belt & Pulley Gear
49
Disassembly of Motor Assembly
50
Disassembly of Centering Spring & Centering Stopper
51
Disassembly of Lever Spring, Trigger Lever & Driver Gear a
53
Disassembly of SW Lever, Relay Gear & Driver Gear B
54
Disassembly of Shutter & Shutter Spring
56
Disassembly of Upper Guide Rail & Top Ornament
57
Disassembly of Bottom Ornament
58
Disassembly of Lower Guide Rail
59
Disassembly of SMPS P.C.B
60
Replacement of Diode (D1700)
63
Disassembly of Panel P.C.B. & Button Ornament Unit
64
Disassembly of Button P.C.B
65
Disassembly of Button Ornament
66
Disassembly of CD Mechanism
67
Disassembly of CD Servo P.C.B
68
Disassembly of Jack Lid
70
Disassembly of Main P.C.B
71
Disassembly of Passive Radiator (SP3 & SP4)
74
Disassembly of Front Speaker (SP1)
74
Disassembly of Front Speaker (SP2)
77
Disassembly of Passive Radiator (SP5)
79
Disassembly of Passive Radiator (SP6)
79
Service Position
80
Checking & Repairing of SMPS P.C.B
80
Checking & Repairing of Panel P.C.B
81
Checking & Repairing of CD Servo P.C.B
83
Checking & Repairing of Main P.C.B. (Side B)
86
Checking & Repairing of Main P.C.B. (Side A)
86
Block Diagram
93
Servo & System Control (1/2) Block Diagram
93
Servo & System Control (2/2) Block Diagram
94
IC Terminal Chart
95
Audio Block Diagram
96
Power Supply (1/2) Block Diagram
97
Power Supply (2/2) Block Diagram
98
Wiring Connection Diagram
99
Schematic Diagram
101
Schematic Diagram Notes
101
CD Servo Circuit (1/2)
103
CD Servo Circuit (2/2)
104
Main Circuit (1/4)
105
Main Circuit (2/4)
106
Main Circuit (3/4)
107
Main Circuit (4/4)
108
Ipod & REMOTE SENSOR CIRCUIT
109
Panel, Interlock Switch, Motor & Button Circuit
110
Smps Circuit
111
Printed Circuit Board
112
CD Servo P.C.b
112
MAIN P.C.B. (Side A)
113
MAIN P.C.B. (Side B)
114
Ipod & REMOTE SENSOR P.C.B
115
Panel, Interlock Switch & Motor
116
116
116
Button & Smps P.C.b
117
Appendix Information of Schematic Diagram
119
Voltage Measurement & Waveform Chart
119
Illustration of IC's, Transistors and Diodes
125
Terminal Function of IC's
126
Exploded View and Replacement Parts List
127
Exploded View and Mechanical Replacement Parts List
127
Electrical Replacement Parts List
133
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