Read Sony ICF-CD873L (serv.man2) Service Manual online
ICF-CD873L
4
4
BP
D
413
D
412
S424
CN401
R401
R
4
0
2
R
4
0
3
R
4
0
4
R
4
0
5
R
4
0
6
R
4
0
7
R
4
0
8
R
4
0
9
R
4
1
0
R
4
1
1
R
4
1
2
R
4
1
3
R
4
1
4
C444
C
4
1
0
C
4
0
9
C
4
0
8
C
4
0
7
C445
D414
C424
R
4
3
3
R
4
3
4
R
4
3
5
D416
L401
R443
R441
R
4
4
6
X402
Q401
C423
C
4
2
0
C
4
2
1
X
4
0
1
C436
C437
C413
R442
R436
C439
C435
C467
C
4
2
6
C
4
2
5
D415
R
4
3
2
R444
R469
TP401
Q402
C434
R440
R438
R439
D401
D402
D403
D404
C
4
7
0
C
4
6
5
C
4
7
3
C468
R456
R455
R454
R453
R452
C427
R
4
4
7
R
4
4
8
R
4
4
9
R
4
5
0
R
4
5
1
R
4
8
2
R
4
4
5
D417
R416
R417
R418
R419
R420
R421
C402
C403
C401
C429
R424
R425
R423
R477
R478
R479
R489
R490
R426
R427
R428
R429
R431
C432
R480
C433
R430
BP
C
4
1
1
Q407
R486
R487
R488
Q406
R472
C438
D419
D420
D421
R485
R484
R483
D422
D423
D424
C428
R476
R474
C464
R471
R475
L403
Q404
Q405
Q403
R473
R541
CT401
R549
C553
R557
R559
C557
IC503
C511
C514
C513
C512
C510
R511
C509
R513
R512
C515
R514
R510
C507
R507
R506
C505
C
5
0
3
C
5
0
4
C
5
0
2
R
5
0
5
BP
RV502
R502
R504
R503
C535
C534
C517
C525
R519
R520
R521
R516
C521
R517
R518
C522
C519
C518
R525
R530
R532
C527
R531
C530
C528
C529
R533
C531
R501
R535
R536
R537
R538
R539
C524
Q502
R523
R552
C555
C558
C568
IC401
LCD401
R498
CN501
IC501
R457
C471
C
5
2
0
C516
R550
TP503
C506
C501
R529
C526
TP504
Q501
R534
S423
R551
C552
C554
R558
R481
IC402
R467
R466
R465
R464
R463
R462
R461
R460
R459
R458
R468
C533
R470
RV501
C523
C532
R524
L501
C556
R556
R555
R508
C508
1SS355-TE-17
1SS355-TE-17
10P
1k
1
k
1
k
1
k
1
k
1
k
1
k
1
k
1
k
1
k
1
0
k
1
0
k
1
0
k
1
0
k
1000p
1
0
0
p
0
.0
1
1
0
0
p
0
.0
1
1000p
1SS355-TE-17
18p
1
k
1
k
1
k
1SS355-TE-17
1k
100k
1
0
k
4.194MHz
2SD596
18p
2
2
p
2
7
p
3
2
.7
6
8
K
H
z
0.01
0.01
100p
10k
1k
0.022
100
10V
10V
10p
0
.0
1
0
.0
1
1SS120RX
1
k
1k
470k
2SD596
0.47
22k
47k
47k
1SS120RX
1SS120RX
1SS120RX
1SS120RX
1
0
0
p
1
0
0
p
1
0
0
p
100p
1k
1k
1k
1k
1k
0.01
4
7
0
k
4
7
0
k
4
7
0
k
4
7
0
k
4
7
0
k
2
2
0
k
1
0
k
1SS355-TE-17
1k
1k
1k
15k
15k
15k
0.1
0.1
0.1
330 6.3V
1k
1k
1k
10k
10k
10k
1k
1k
470
1k
1k
100
1k
470
6.3V
10k
0.1
1k
1
0
0
p
DTA124EKA
100
100
100
DTA124EKA
1k
0.01
TLYE262A
TLYE262A
TLYE262A
470
470
470
SLR-342-MCT31
SLR-342-MCT31
SLR-342-MCT31
0.01
10k
10k
0.01
1k
10k
2SC2412K
2SC2412K
2SC2412K
100
10k
10p
100k
0.1
22k
47k
0.1
BA6196FP
0.01
100
10V
10V
0.1
0.01
4.7
50V
50V
47k
0.1
22k
100k
47p
150k
100k
0.01
470k
100k
4.7
50V
50V
0
.1
0
.1
0
.1
4
7
0
k
22k
4.7k
10k
10k
100
10V
10V
0.1
0.047
0.01
22k
22k
22k
15k
2p
10k
4.7k
10p
0.047
0.01
820k
220k
100k
0.047
470k
0.1
47p
0.022
330k
0.01
2.2k
47k
47k
47k
47k
100k
47
16V
2SB1013
22
10k
0.022
100
10V
10V
0.01
F17-3B9
10k
16P
CXA1782BQ
1k
100p
0
.2
2
0.01
10k
0.047
1000p
150k
4700p
2SC2412K
82k
1k
0.1
1000p
47k
1k
PST600L-T
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1000p
1k
22k
1000p
1000p
47k
0.1
22k
10k
82k
10p
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A1
A1
A2
A2
A3
A3
A4
A4
A5
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
B1
B1
B2
B2
B3
B3
B4
B4
D1
D2
D3
E1
E2
E3
E4
G1
G2
G3
G4
G1
G2
G3
G4
I2
I4
H1
H2
H3
H4
J1
J2
J3
I3
F2
F3
F1
I1
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SO(NC)
RESET
KEYRET4
COLOR
X
2
X
1
CK
SHIFT
X
T
2
X
T
1
V
D
D
A
M
U
T
V
M
U
T
N
A
R
R
E
S
E
T
B
U
Z
Z
E
R
S
T
S
I
S
O
A
U
/M
A
S
C
O
R
C
IN
S
E
N
S
S
Q
S
I
N
C
COM0
COM1
COM2
COM(NC)
BIAS
VLC0
VLC1
VLC2
CD ADJ
CLOCK
XTL
DATA
VSS
X RESET
POWER ON
CD ON
R LAT
AC IN
CK
DATA
BASS ON
SEG12
S
E
G
1
3
S
E
G
1
4
S
E
G
1
5
S
E
G
16
S
E
G
1
7
S
E
G
1
8
S
E
G
1
9
S
E
G
2
0
S
E
G
2
1
S
2
3
(N
C
)
S
2
2
(N
C
)
K
S
0
K
S
1
K
S
2
V
E
R
S
IO
N
1
V
E
R
S
IO
N
2
A
L
A
R
M
K
S
3
VC
VCC
E
D
A
B
C
F
GND
LD
VR
PD
FEBIAS
F
E
EI
VEE
TEO
LPI
TET
ATSC
TZC
TDFCT
VC
FE
O
FE
I
F
D
FC
T
FG
Q
F
L
B
FE
O
F
E M
S
R
C
H
F
S
E
T
T
A
M
T
G
U
T
G
2
SENS
C,OUT
DATA
XLT
CLK
VCC
ISTE
SL O
SL N
SL P
TA O
P
H
D
2
P
H
D
1
R
F M
R
F O
R
F
I
C
P
C
B
C
C
1
C
C
2
F
O
K
P
H
D
L
O
G
N
D
T
+
T
-
T
IN
V
R
EF
V
C
C
V
C
C
F
+
F
-
S
P
IN
S
L
-
S
L
+
S
L
IN
M
U
T
E
G
N
D
G
N
D
KR0
KS3
KR1
KS2
KR2
KS1
KR3
KS0
KR4
GND
F +
T +
T -
F -
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
MOTOR DRIVE
RF AMP,
FOCUS/TRACKING
SERVO,
SLED SERVO
BRIGHTNESS
HIGH
LOW
LED DRIVE
Q403-405
D422-424
(LCD BACK LIGHT)
(LCD BACK LIGHT)
D419-421
MEGA BASS
ON DRIVE
MUTING
CONTROL
SWITCH
RESET SIGNAL
GENERATOR
SYSTEM CONTROLLER
Q401,402
SHIFT
CLOCK
XRST
CONTROL
CONTROL
AUTOMATIC
POWER
E
D
A
B
C
F
DETECTOR
LASER DIODE
LD
PD
(TRACKING)
(FOCUS)
2-AXIS
DEVICE
(CD LID OPEN/CLOSE DET)
LIQUID CRYSTAL DISPLAY
TP(+5V)
TP GND
(SHIELD)
S
P
+
S
P
-
(X2)
(1/2)
BALANCE
E-F
(AEP) (UK)
DOOR IN
KEYRET0
KEYRET1
KEYRET2
KEYRET3
mPD753012AGC-
10
µH
10
µH
4.7
µH
1-3.
SCHEMATIC DIAGRAM – MAIN Section (1/2) –
(Page 5)
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
line with mark 0 are critical for safety.
Replace only with part number specified.
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