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SC-HC3P
Panasonic SC-HC3P User Manual
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95
17.5.
MAIN CIRCUIT (4/4)
P1
P1
15
16
17
18
19
20
21
22
23
24
25
26
27
28
I
J
L
M
N
P
O
K
ASPGND
10K
R132
R135
10K
R133
1.8K
AGND
R127
22K
MA2J11100L
D105
R140
1K
UNR221300L
QR121
DAMP_STBY
PCONT
B1ABCF000176
Q104
R134
MUTING CONTROL
SWITCH
MUTING CONTROL
SWITCH
MUTING CONTROL
SWITCH
MUTING CONTROL
SWITCH
MUTING CONTROL
SWITCH
10K
B1ABCF000176
Q103
Q102
B1ABCF000176
R128
1K
D101
MA2J72800L
D103
D102
MA2J11100L
D101-D102
0.22
C119
4.7M
R130
16V10
C121
47
R125
47
R126
10K
R138
10K
R139
R131
10K
1
C120
Q101
B1ABCF000176
C254
100P
150K
R113
2.7K
R111
150K
R114
2.7K
R112
C112
10
R117
1K
R452
100K
R252
100K
1.2K
R451
C454
100P
2.2
C455
67
5
2
43
8
1
IC102
V-
A+IN
B+IN
A-IN
B-IN
A OUT
B OUT
OP-AMP
DUAL OP-AMP
V+
C0ABBB000230
D9V
10V100
C113
1.8K
R136
Q105
B1ABCF000176
100K
R460
100K
R260
C264
10
C263
10V47
C464
10
C463
10V47
C123
16V100
C118
16V100
RCH
C465
0.01
C265
0.01
HP_L
LCH
R264
0
R267
0
R464
0
R467
0
HPGND
R263
100K
R463
100K
HP_R
B1ABGC000005
Q252
B1ABGC000005
Q452
B1ABGC000005
Q453
B1ABGC000005
Q253
3.9K
R121
3.9K
R122
3.9K
R123
3.9K
R124
R262
39
C266
4.7
R462
39
C466
4.7
39
R461
39
R261
PCONT_2
R256
100K
R456
100K
R115
MUTING
MUTING CONTROL
MUTING
MUTING
MUTING
MUTING
MUTING
2.2K
R116
2.2K
MUTE_A
R137
1.5K
R254
3.3K
C255
2.2
QR101
B1GDCFGG0026
C122
50V4.7
B1ABGC000005
Q251
R255
1.2K
R455
1.2K
R453
0
Q451
B1ABGC000005
C257
0.022
C457
0.022
R458
27K
12K
R257
R258
27K
C259
100P
C260
56P
0.1
C117
1
C258
1
C458
R120
100K
330P
C116
67
5
2
43
8
1
IC103
C0AABB000085
R454
3.3K
R251
1.2K
C456
0.039
R253
0
C256
0.039
C251
0.82
0.22
C253
C252
0.33
C451
0.82
0.22
C453
C452
0.33
C111
10V100
C459
100P
R457
12K
C262
50V0.1
C462
50V0.1
56P
C460
R118
1.2K
R119
100K
C115
330P
C114
16V100
VCC
R557
5.6K
10K
R554
R556
100K
Q552
B1ABCF000176
6.3V22
C557
DIODE
50V2.2
C552
820K
R555
MA2J11100L
D551
C551
16V220
R552
10K
R551
0
10K
R558
Q551
B1ACKD000006
C553
16V33
3
1
2
IC551
B0ADCJ000020
R553
4.7K
D9V
SIG_DET
Q553
B1ABCF000176
6.3V220
C556
R563
820K
56K
R564
FAN MOTOR DRIVE
FAN MOTOR DRIVE
FAN MOTOR DRIVE
100K
R562
C555
0.1
R561
100
56K
R560
6.3V100
C554
27
R559
B0BC5R600003
D552
FAN+
FAN-
+B
GND
L-OUT
R-OUT
FAN_GND
B1GBCFJJ0051
QR554
MA2J1110GL
FAN LOCK DETECT
PDET1
D555
PCONT SWITCH
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 5
SC-HC3P/PC
MAIN CIRCUIT
TO MAIN
SECTION (3/4)
TO MAIN
SECTION (2/4)
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: AM/FM SIGNAL LINE
: -B SIGNAL LINE
: iPod/AUX AUDIO INPUT SIGNAL LINE
94
96
Table of Contents
Default Chapter
1
Table of Contents
1
1 Safety Precautions
3
General Guidelines
3
Before Repair and Adjustment
4
Caution for Fuse Replacement
4
Protection Circuitry
4
Safety Part Information
4
2 Warning
6
Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices
6
Precaution of Laser Diode
7
Service Caution Based on Legal Restrictions
8
3 Service Navigation
9
Service Information
9
4 Specifications
10
5 Location of Controls and Components
11
Main Unit Key Button Operations
11
Remote Control Key Button Operations
12
6 Operating Instructions
13
Disc and MP3 Information
13
7 Self Diagnosis and Special Mode Setting
14
Service Mode Summary Table
14
Service Mode Table
15
Error Code Table
17
8 Troubleshooting Guide
18
CD Door Unit Jam
18
9 Disassembly and Assembly Instructions
20
Disassembly Flow Chart
21
Type of Screw
22
Main Parts Location Diagram
22
Disassembly of CD Door Unit
23
Disassembly of Net Frame Assembly
25
Disassembly of Top Ornament
27
Disassembly of Bottom Ornament
28
Disassembly of Speaker Unit (SP1)
29
Disassembly of Speaker Unit (SP2)
30
Disassembly of Panel 1 & Panel 2 P.C.B
32
Disassembly of Front Panel Block
34
Disassembly of Tuner Pack
34
Disassembly of SMPS Unit
35
Disassembly of AC in P.C.B
36
Disassembly of SMPS P.C.B
38
Replacement of Switching Regulator IC (IC702)
39
Replacement of Diode (D702)
41
Replacement of Diode (D704)
43
Disassembly of Main P.C.B
45
Disassembly of Fan
48
Disassembly of AUX / HP P.C.B
48
Disassembly of Traverse Deck
49
Disassembly of Traverse Cover & Traverse Unit
50
Disassembly of CD Servo P.C.B
51
Disassembly of D-Amp P.C.B
52
Disassembly of Fan Unit (Ipod)
52
Disassembly of FL P.C.B
53
Disassembly of Ipod P.C.B
54
Disassembly of Motor P.C.B
58
Disassembly of Position SW P.C.B
59
Disassembly of Ipod SW P.C.B
60
Disassembly of IR P.C.B
61
10 Service Position
62
Checking and Repairing Main P.C.B
62
Checking and Repairing D-Amp P.C.B
68
Checking and Repairing FL P.C.B
68
Checking and Repairing CD Servo P.C.B
69
Checking and Repairing AC in P.C.B
69
Checking and Repairing SMPS P.C.B
72
11 Voltage Measurement & Waveform Chart
74
CD Servo P.C.b
74
D-Amp P.C.b
75
Fl P.C.b
75
Main P.C.b. (1/3)
76
Main P.C.b. (2/3)
77
Main P.C.b. (3/3)
78
Smps P.C.b
78
Waveform Chart
79
12 Illustration of IC's, Transistors and Diodes
81
13 Overall Simplified Block
82
14 Block Diagram
85
CD Servo Block Diagram
85
MAIN (1/2) / TUNER / Ipod / FL / MOTOR BLOCK DIAGRAM
86
Main (2/2) / D-Amp Block Diagram
87
Panel1/2 / Aux/Hp / Ir / Smps / Ac in Block Diagram
88
15 Wiring Connection Diagram
89
16 Schematic Diagram Notes
90
17 Schematic Diagram
91
CD Servo Circuit
91
Main Circuit (1/4)
92
Main Circuit (2/4)
93
Main Circuit (3/4)
94
Main Circuit (4/4)
95
FL CIRCUIT, PANEL 1 CIRCUIT and PANEL 2 CIRCUIT
96
TUNER CIRCUIT, AUX/HP CIRCUIT, IR CIRCUIT, MOTOR CIRCUIT, POSITION SW CIRCUIT and Ipod SW CIRCUIT
97
Ipod CIRCUIT and AC in CIRCUIT
98
D-Amp Circuit
99
Smps Circuit
100
18 Printed Circuit Board
101
CD Servo P.C.b
101
Main P.C.b. (1/2)
102
Main P.C.b. (2/2)
103
Tuner P.C.b., Fl P.C.b., Panel 1 P.C.b
104
PANEL 2 P.C.B., AUX/HP P.C.B. and IR P.C.B
104
104
104
MOTOR P.C.B., POSITION SW P.C.B., Ipod SW P.C.B., Ipod P.C.B. and D-Amp P.C.B
105
SMPS P.C.B. and AC in P.C.B
106
19 Terminal Function of IC's
107
Ic801 (Rfkwmahc3-S) Micro Processor IC
107
Ic7001 (Mn6627954Ama) IC Servo Processor
108
IC7002 (BA5948FPE2) IC 4CH Drive
109
20 Exploded View and Replacement Parts List
110
Exploded View and Mechanical Replacement Parts List
110
Electrical Replacement Parts List
116
4
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Panasonic SC-HC3P Specifications
General
Brand
Panasonic
Model
SC-HC3P
Category
Stereo System
Language
English
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