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SC-HC3P
Panasonic SC-HC3P User Manual
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85
14
Block Diagra
m
14.1.
CD SERVO BLOCK DIAGRAM
REST SWITCH
S7201
[68]MDAT
A
[70]STA
T
[67]MCLK
[71]BLKCK
[72]NRST
[69]MLD
14
2
4,5
1
22
3
20
3,6,7,8
3
CP701
CP1902
7
CP701
CP1902
9
CP701
CP1902
2
CP701
CP1902
11
CP701
CP1902
4
CP701
CP1902
16
CP701
CP1902
15
CP701
CP1902
14
13
CP701
CP1902
CP701
CP1902
MUTE
[CH1]
LEVEL
SHIFT
[CH3]
LEVEL
SHIFT
[CH4]
LEVEL
SHIFT
[CH2]
LEVEL
SHIFT
[CH1]
MUTE
[CH2]
[41]PD
[42]LD
[25]FOP
IC7002
BA5948FPE2
4CH DRIVER
IN4
27
[24]TRP
IN3
28
IN2
1
[23]TRVP
[21]SPOUT
[22]PC
IN1
3
PC2
2
VREF
PVCC1
PVCC2
VCC
26
10,19,25
D4-
17
D4+
18
D3-
15
D3+
16
D2+
14
D2-
13
M7301*
TRAVERSE
MOTOR
D1+
12
D1-
11
M7302*
SPINDLE
MOTOR
OPTICAL PICKUP P
.C.B
B
FOCUS
COIL
TRACKING
COIL
T+
OPTICAL PICKUP
PHOTO DETECTOR
SEMICONDUCTOR
LASER
F+
F-
T-
<LD_SW>
PC1
4
B
B
M
M
[34]VREF
<+VREF>
<+VREF>
<+7.5V>
B
<3.3V>
B
IC7001
Q7601
LASER POWER
DRIVE
MN6627954AMA
SERVO PROCESSOR
[39]C
E
EE
E
E
F
E
F
DC
AB
DC
[38]B
[35]E
[40]A
[37]D
[36]F
[56]OUTL
[47]AVDD2
[27]IODD2
[20]PRAMVDD15
[77]IODD1
[79]REGON
[82]NTEST
CD SIGNAL LCH
X7201
[81]X1
[80]X2
CN7002
CN7002
CN7002
CN7002
CN7002
CN7002
CN7002
CN7002
[59]OUTR
CD SIGNAL RCH
CN7002
CN7002
CN7002
CN7002
CN7002
CD SERVO P
.C.B
[63]EXT1
[62]EXT0
[64]EXT2
CN7002
16,17,18
IC7003
C3ABMB000050
16MB DRAM
VCC
1,13
B
<+3.3V>
2~7
12~15
83~86
D0~D3
DQ1~DQ4
A0~A10
A0~A10
TO MAIN(2/2)
BLOCK DIAGRAM
TO MAIN(1/2)
BLOCK DIAGRAM
SC-HC3P/PC CD SERVO BLOCK DIAGRAM
: CD AUDIO INPUT SIGNAL LINE
84
86
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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