Panasonic SC-HC55EG Service Manual ▷ View online
125
15.12. REMOTE SENSOR & iPod OPEN SWITCH CIRCUIT
SCHEMATIC DIAGRAM - 11
: +B SIGNAL LINE
iPod OPEN SWITCH CIRCUIT
TO REMOTE SENSOR CIRCUIT (P906*)
IN SCHEMATIC DIAGRAM - 11
IN SCHEMATIC DIAGRAM - 11
REMOTE SENSOR CIRCUIT
SC-HC55EG
REMOTE SENSOR / iPod OPEN SWITCH CIRCUIT
TO
INTERLOCK SWITCH (P901*)
IN SCHEMATIC
DIAGRAM - 12
INTERLOCK SWITCH (P901*)
IN SCHEMATIC
DIAGRAM - 12
TO
MAIN CIRCUIT (CN303)
IN SCHEMATIC
DIAGRAM - 3
MAIN CIRCUIT (CN303)
IN SCHEMATIC
DIAGRAM - 3
TO MOTOR CIRCUIT (P904)
IN SCHEMATIC DIAGRAM - 10
IN SCHEMATIC DIAGRAM - 10
TO iPod OPEN SWITCH CIRCUIT
(P645*) IN SCHEMATIC DIAGRAM - 11
(P645*) IN SCHEMATIC DIAGRAM - 11
:TUNER/BLUETOOTH/AUX/MIC AUDIO INPUT SIGNAL LINE
NOTE: “ * ” REF IS FOR INDICATION ONLY
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
R334
10K
L325
0
C331
0.1
R329
47K
R339
100
0.01
C339
R929
220
270
R928
1
2
1
2
2
3
1
5
4
P901
R335
1K
Q320
8
9
13
11
10
12
2
3
1
5
7
6
4
15
14
CN300
R328
100K
R325
1K
1K
1K
1
R324
2.2K
0
L3
22
C333
0.1
1
6V
100
C33
2
C326
390P
L3
2
3
0
C325
220P
R327
R326
C324
L3
2
4
0
R330
R332
B3AEA0000129
D901
R323
1K
R322
1K
R920
47
C922
1
G2
2
1
3
G1
C329
47P
R333
10K
10K
10K
10K
1
0.1
100
1
C320
2200P
R337
MIC
M330
R338
2.2K
C321
R331
C328
L3
2
1
0
C322
C323
6.3V22
C330
1200P
C327
1
6
7
5
2
4
3
8
1
C0ABBA000159
OP-AMP
B1GBCFJN0038
MUTING CONTROL
QR805
B1GBCFJN0038
LED DRIVE
IC320
OUT
VDD
OUT
POSITION(L)
POSITION(C)
VREF-
IPOD_DOCK_OPEN
M-
M+
POSITION(R)
INTERLOCK_SW
VREF-
RMT
VREF
DGND
VSS
1
2
P645*
4
3
1
2
S645
iPod
OPEN
VREF-
IPOD_DOCK_OPEN
IR921
REMOTE CONTROL SENSOR
B3RAC0000017
REM_IN
MIC_OUT
BT_CONNECT
VREF-
STBY3R3V
9V
9VGND
MIC_MUTE
M+
M-
POS_SW_LEFT
POS_SW_RIGHT
IPOD_OPEN
CD_LDSW
POS_SW_CENTRE
15
1
P904B*
P906*
126
15.13. PANEL, INTERLOCK SWITCH & BUTTON CIRCUIT
BUTTON CIRCUIT
SCHEMATIC DIAGRAM - 12
SC-HC55EG
BUTTON / PANEL / INTERLOCK SWITCH CIRCUIT
PANEL CIRCUIT
TO
MAIN CIRCUIT (CN900)
IN SCHEMATIC
DIAGRAM - 5
MAIN CIRCUIT (CN900)
IN SCHEMATIC
DIAGRAM - 5
INTERLOCK SWITCH CIRCUIT
TO
REMOTE SENSOR
CIRCUIT (P901)
IN SCHEMATIC
DIAGRAM - 11
CIRCUIT (P901)
IN SCHEMATIC
DIAGRAM - 11
TO
MAIN CIRCUIT
(CN901)
IN SCHEMATIC
DIAGRAM - 5
MAIN CIRCUIT
(CN901)
IN SCHEMATIC
DIAGRAM - 5
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
NOTE: “ * ” REF IS FOR INDICATION ONLY
R924
3.3K
S904
R923
2.2K
S903
R922
1.5K
S906
S907
S905
4.7K
R925
6.8K
R926
S901
S902
1.2K
R921
S915
S912
S914
S913
1.5K
R912
3.3K
R914
2.2K
R913
R911
1.2K
S911
STOP/CALL
RADIO/EXT-IN
CD OPEN
/CLOSE
/CLOSE
PLAY/PAUSE/
CANCEL CALL
POWER
REV SKIP
FWD SKIP
iPod OPEN/CLOSE
VOL+
CD
BLUETOOTH/iPod
VOL-
L6806
C6829
35V22
35V22
C6826
35V22
35V22
L6802
C6828
35V22
C6827
0.1
C6824
0.01
C6825
10V22
3
2
6
7
4
5
1
9
8
CN6801
C6801
35V22
38
8
2
1
33
25
1
2
0
2
8
1
0
1
9
19
14
11
12
13
17
15
16
22
23
24
26
30
32
29
31
35
34
27
28
7
6
5
39
FL6801
1000P
C
6
809
1000P
C
6
80
6
1000P
C
6
805
1000P
C
6
808
1000P
C
6
80
7
0
R6806
0
R6808
0
R6807
10K
R6805
R6804
100K
0.01
C6820
1000P
C
6
814
1000P
C
6
81
6
1000P
C
6
819
1
2
3
4
5
6
7
8
9 10 11
33 32 31 30 29 28 27 26 25 24 23
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
IC6801
C0HBB0000057
FL DISPLAY DRIVER
1000P
C
6
815
1000P
C
6
810
1000P
C
6
811
GRID04
SEG13
GRID02
SEG14
GRID03
S
EG09
S
EG08
S
EG10
S
EG0
6
S
EG03
S
EG05
S
EG04
S
EG0
7
S
EG14
S
EG13
S
EG1
6
S
EG15
S
EG11
S
EG1
2
SEG11
SEG12
[24] SEG06
SEG08
[23] SEG07
SEG10
SEG09
S
EG04
S
EG0
2
S
EG03
S
EG05
GRID04
GRID05
GRID03
GRID08
GRID0
7
GRID11
GRID10
S
EG01
S
EG0
2
S
EG1
7
GRID09
GRID0
6
GRID05
GRID10
-V
P
S
EG1
7
GRID11
S
EG01
[34] GRID09
[35] GRID08
[35] GRID08
GRID06
GRID07
FL_DI
D3.3V
FL_CE
FL_CL
DGND
FL+
-VP
VP_GND
FL+
FL-
0
FL
2
FL
2
NC
VSS
DOUT
VSS
NC
NC
NC
NC
NC
O
S
C
VDD
SEG16
SEG15
FL_CLK
FL_C
S
VDD
GRID01
FL_D
A
T
A
0
FL1
FL-
GRID0
2
FL1
GRID01
FL DISPLAY
TP
6805
TP
6806
TP
6809
TP
1
TP
6802
TP
6803
TP
6801
TP
6804
TP
6807
TP
6808
A2BB00000179
: +B SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
4
3
1
2
S641
4
3
1
2
S644
4
3
1
2
S642
2
3
1
5
4
P901*
4
3
1
2
S643
POSITION (C)
POSITION (R)
VREF-
POSITION (L)
CENTER
LEFT
INTERLOCK_SW
INTERLOCK
RIGHT
R6800
0
R3005
47K
47K
R910
120
D904
D902
LNJ926W8CRA
LNJ926W8CRA
R919
220
220
R916
B1GBCFJN0038
B1GBCFJN0038
Q902
LED DRIVE
Q904
LED DRIVE
B3AAB0000038
D900
7
9
10
8
4
5
1
3
2
6
12
11
CN6802
S
D
G
R3006
C3003
10
QR3001
D300
2
D3001
B3EB00000058
B3EB00000058
S
D
G
Q3002
Q3002
C3001
0.1
C3002
1
R3004
470K
6
7
T1
5
2
4
3
8
ThermalPad
1
AMBIENT LIGHT
& PROXIMITY SENSOR
IC3001
R3001
4
7
K
4
7
K
4
7
K
R300
2
R3003
INT
IRDR
MOTION_INT
MOTION_IRDR
7.5V
D3.3V
MOTION_LED1
KEY2
KEY1
DGND
PWR_LED
MOTION_SCL
MOTION_SDA
MOTION_LED2
SCL
SDA
C1ZBZ0004386
VDD
ADDR0
GND
REXT
B1GBCFJN0038
SWITCH
B1DHCC000034
IR LED DRIVE
Q3001
Q3001
B1DHCC000034
IR LED DRIVE
TP
3
1
9
127
15.14. SMPS CIRCUIT
SMPS CIRCUIT
SCHEMATIC DIAGRAM - 13
SC-HC55EG SMPS
CIRCUIT
: +B SIGNAL LINE
TO
MAIN CIRCUIT
(CN1004*)
IN SCHEMATIC
DIAGRAM - 6
MAIN CIRCUIT
(CN1004*)
IN SCHEMATIC
DIAGRAM - 6
NOTE: “ * ” REF IS FOR INDICATION ONLY
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
+
-
10M
R748
R746
220K 27K
220K 27K
R743
C717
0.15
10M
R745
10M
R732
120
R714
0
R712
B3PBA0000503
FEEDBACK
FEEDBACK
PC702
R723
39
D717
B0JCME000035
D708
B0HCMM000019
2200P
C710
F1BAF2220023
C720
100P
1
2
3
5
6
T701
ETS28BT11GAC
MAIN TRANSFORMER
R725
100
R722
33K
0.22
C718
F751
Z752
ERZVA5Z471
F0CAF104A105
0.1
C725
F0CAF104A105
0.1
C702
F1BAF1020020
1000P
C728
F1BAF1020020
1000P
C727
P751
R726
1.5M
1.5M
3
2
4
1
L702
G0B183E00004
3
2
1
ZJ701
10
R
72
1
0.15
R718
C706
400V100
C705
0.01
0.01
B0ACMQ000002
CURRENT LIMITING SWITCH
D707
R703
68K
R704
68K
S
D
G
B1KAB0000021
Q701
220pF
C731
R724
1.5M
1.5M
1
2
3
4
D701
B0EBNR000045
0
R
7
08
3.3
R
7
19
G2
G1
TH702
D4CC11040013
4.
7
M
R
7
44
0.
22
C
7
1
6
0.1
C721
R701
1K
C723
1000P
47K
1
2
4
3
C0DBZMC00006
SHUNT REGULATOR
IC701
4
3
1
2
PC701
B3PBA0000503
C
7
15
1000P
R749
10K
C713
50V4.7
D715
B0BC02900004
C711
0.1
1K
R747
6
7
5
2
4
3
8
1
IC700
C0DBZYY00448
SWITCH-MODE
POWER SUPPLY CONTROLLER
C703
25V1000
150K
R710
R716
0.1
C709
C714
1000P
R706
1K
C
7
1
2
0.1
2
4
3
1
6
5
CN905
330
R717
C704
220P
G2
G1
ZA701*
HEATSINK
1
2
B0ABSM000008
D702
R702
47
3
2
1
ZJ702
R720
24K
1.5K
R728
VCC
GND
DRIVER
ISENSE
T3.15A 250V
18V
18V
PRELOAD
FRD
FRD
18VGND
STBY_CTRL
18VGND
OPTMR
PROT
VINS
CTRL
3
7
8
9
10
GND
GND
+18.4V
+18.4V
GND
VCC
4
3
1
2
AC IN
220-240V 50Hz
K4*
K5*
2.2K
R727
C722
56P
ZA700*
HEATSINK
TH701
D4CAA5R10001
128
16 Printed Circuit Board
16.1. CD SERVO P.C.B.
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
G
H
10
11
12
13
CD SERVO P.C.B. (REPX0918A)
A
(SIDE A)
(SIDE B)
SC-HC55EG
CD SERVO P.C.B.
NOTE: " * " REF IS FOR INDICATION ONLY
PbF
PbF
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
M
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
M
x
0707A-1
0707A-1
M7301*
(SPINDLE MOTOR)
IC7002
IC7851
C7851
C7852
C7853
R7853
TP2
TP37
C7335
R7325
R7323
R7331
R7315
R7332
R7650
R7601
C7601
C7670
C7626
C7243
TP16
TP23
TP14
C7268
C7269
TP51
R7336
R7349
R7327
C7352
C7233
C7207
C7230
C7339
C7338
C7315
R7712
R7702
R7707
R7717
R7254
R7255
Q7601
R7329
TP1
TP36
TP90
R7731
R7721
TP39
TP38
TP10
TP11
C7704
C7238
C7235
C7234
D7650
C7753
C7755
C7752
C7754
C7208
R7328
TP64
TP63
R7321
K7724
R7221
CN7001
CN7002
C7334
IC7001
R7217
C7225 C7226
R7218
R7267
C7152
C7267
TL1
TP4
C7151
TP28
C7741
R
7111
C7107
C7142
C7102
C7223
C7161
C7216
C7217
C7244
R7211
R7212
R7264
C7241
R7213
R7151
CN7901
C7213
TP21
TP29
TP8
C7236
C7218
TP30
TP24
TP25
R7253
TP31
TP32
R7761
R7207
R7208
TP33
TP34
X7201
R7220 R7214
R7901
R7902
R7903
C7903
C7237
C7263
C7265
R7904
R7262
C7166
R7896
TP9
TP45
TP13
TP44
TP49
TP27
TP48
TP26
TP46
TP47
K7202
C7264
X7205
R7205
C7206
C7205
CN7801
TP20
C7253
TP18
TP12
S7201
(RESET SW)
C7340
C7341
R7341
R7335
TP50
TP52
K7101
K7102
C7613
C7615
C7616
C7204
TP71
R7340
TP7
D7341
D7342
D7343
C7163
C7162
R7322
R7265
R7266
C7239
M7302*
(TRAVERSE MOTOR)
C7150
C7157
C7154
C7159
C7158
C7156
C7160
IC7704
R7158
C7155
IC7501
C7501
C7502
R7503
R7501
R7502
R7504
R7505
K7001
K7011
K7268
K7702
K7703
K7701
K7704
K7705
(TO OPTICAL PICKUP UNIT)
(FOR DEBUG)
0707A-1
0707A-1
C7902
30
29
28
25
20
15
10
14
5
1
1
4
5
8
50
45
40
35
30
26
25
20
15
10
5
1
B
C
E
27
26
15
10
5
1
20
24
1
2
144
140
135
130
125
120
115
110
109
108 105
100
95
90
85
80
75 73
72
70
70
65
60
55
50
45
40
37
36
35
30
25
20
15
10
5
1
1
5
20
16
15
11
10
6
5
1
1
5
2
4
3
1
1+
2-
2
3
4
3
4
2
3
4
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1+
2-
