Sony CMT-DC1 / HCD-DC1 Service Manual ▷ View online
HCD-DC1
25
25
CN501
IC301
R160
R260
C260
C160
C242
R243
R241
R141
R307
C142
R143
C143
C307
C306
TH1
TH2
C309
C308
C312
C313
R340
C317
C319
C320
C321
C322
D304
C315
FB302
C314
R309
CN401
R245
C245
C244
L101
C363
C364
L201
C144
C145
R144
Q818
C243
C161
C261
L202
4.7
4.7
µ
H
L102
4.7
4.7
µ
H
R308
CNP101
M901
J301
IC101
Q355
IC201
IC320
CN1
SJ301
JR307
CNP501
Q816
Q815
Q817
JR323
C240
C140
C241
C141
L305
0.47
0.47
µ
H
C310
C311
IC304
D310
D303
C318
IC302
TH2
TH1
C361
L306
FB302
C316
D311
R142
R140
R240
R242
FB303
FB304
FB301
FB304
FB303
FB305
FB305
4P
KIA7805API
56
56
100 16V
100
16V
470p
100k
22k
22k
10k
470p
100k
22 50V
4.7
50V
50V
10
50V
4700
35V
4700
35V
220
16V
16V
1000p
100
0.1
0.1
220
16V
16V
0.1
220
16V
16V
MTZJ-T-77-4.7C
47
16V
0.1
10
5P
4.7
0.1
0.1
1000p
1000p
0.1
0.1
4.7
DTC343TK
22 50V
0.022
0.022
4.7k
9P
TDA7296
KTC2026
TDA7296
KA3082
5P
4P
0
4P
DTC343TK
-T-146
DTC343TK
-T-146
DTC343TK
-T-146
0
2.2
50V
50V
2.2
50V
50V
47
50V
47
50V
3300
25V
1000
25V
KIA7808API
11ES2-TA1B
11ES2-TA1B
330
16V
16V
KA7908
0
0.1
MTZJ-T-77-12B
0
0
0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
*
*
*
*
*
*
S
B
G
N
D
IN
-
IN
+
IN
+
M
U
T
C
D
B
O
O
T
+
V
S
-V
S
S
T
B
Y
M
U
T
E
+
P
W
V
S
O
U
T
-P
W
V
S
SBGND
IN-
IN+
IN+MUT
CD
BOOT
+VS
-VS
STBY
MUTE
+PWVS
OUT
-PWVS
-22.5V
+22.5V
S2GND
RELAY-ON
S1-GND
14V(S2)
-14V(S2)
RELAY5V
TRAY SW
TRAY-OPEN
TRAY-CLOSE
BACKUP5V
G
N
D
O
U
T
1
IN
P
U
T
1
IN
P
U
T
2
V
C
C
O
U
T
2
REG-CON
H/P CHECK
RELAY-5V
BACKUP5V
D-GND
(LOADING)
S1
DISC TRAY
OPEN/CLOSE
DETECT
OPEN
CLOSE
1
7
PHONES
O
I
G
O
G
I
O
G
I
MUTING
MUTING
MUTING
MUTING
LOADING
MOTOR DRIVE
AMP
POWER
POWER AMP
COM
+8V REGULATOR
COM
REGULATOR
COM
REGULATOR
+12V
+
-
+
-
L
R
SPEAKER
IMPEDANCE
USE 6-16
Ω
REGULATOR
RELAY +5V
-8V
(CHASSIS)
(CHASSIS)
*
(US,CND)
(EXCEPT US,CND)
L306
*
C361
10000p
1000p
(US,CND)
(AEP,UK,HK,MY,SP)
(US,CND)
(EXCEPT US,CND)
*
R140,240
470
430
(EXCEPT MX)
(MX)
*
(EXCEPT MX)
(MX)
R142,242
47k
33k
(EXCEPT US,CND)
(US,CND)
(EXCEPT US,CND)
(US,CND)
(EXCEPT US,CND)
(US,CND)
0.22
µ
H
2.2
µ
H
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : CD
[
] : MD
〈〈
〉〉
: TAPE
6-10. SCHEMATIC DIAGRAM – MAIN (2/3)/LOADING MOTOR/HEADPHONE Boards –
•
See page 33 for IC Block Diagrams.
(Page
24)
(Page 26)
(Page 26)
(Page 31)
Ver 1.1
HCD-DC1
26
26
6-11. SCHEMATIC DIAGRAM – MAIN (3/3)/LCD Boards –
•
See page 19 for Waveforms.
•
See page 33 for IC Block Diagram.
Q813
Q811
Q810
R877
R876
R880
R879
R878
R875
R874
R873
R872
R871
R870
R869
R868
R867
R866
R865
R864
R863
R862
R861
R860
R859
R858
R857
R856
R855
R854
R853
R852
R851
C806
R838
R840
C805
C343
C814
C800
C804
C803
L302
4.7
4.7
µ
H
D813
R846
R847
R848
R849
R850
JR300
R834
R835
R836
R837
R833
R832
R803
R802
R813
R817
R818
R819
R820
R821
R822
R824
R825
R826
R828
R611
R801
JR305
R899
R800
R629
R896
R892
R881
R882
R883
R884
R885
R886
C811
R887
R888
R626
R842
R628
D866
D868
D867
D869
CN803
CN810
CN801
C809
C808
C807
C342
C344
D808
D811
D812
R603
R606
R607
R608
D802
Q605
Q602
R610
R624
C375
R845
R613
R616
R612
R615
R614
Q808
Q806
Q807
Q803
Q802
Q804
C373
Q801
LCD801
X801
Q662
R609
Q606
Q609
D801
R602
D602
R627
R601
D601
Q805
Q809
X802
C610
C609
IC804
C600
X803
C605
C606
C604
C607
R620
R619
R623
C608
R622
R617
R618
C603
R621
D806
D805
R894
R898
R895
C812
R897
R807
R827
R843
R815
R814
R811
R812
R810
R808
R806
R805
R804
R890
R891
CN802
CN804
C813
C345
Q661
Q601
Q604
Q603
R604
R605
Q607
Q608
L301
4.7
4.7
µ
H
D807
Q891
Q890
C349
C810
Q812
IC801
C611
IC803
R841
KRC102S
KRC102S
KRC102S
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
1
470
47k
1
0.1
0.01
0.01
24p
24p
1SS355TE-17
22k
10k
10k
10k
4.7k
0
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
100
1k
1k
100k
1k
0
1k
1k
47k
4.7k
470
4.7k
4.7k
4.7k
4.7k
4.7k
1k
22p
1k
1k
4.7k
4.7k
4.7k
SY3318-V
SY3318-V
SY3318-V
SY3318-V
20P
18P
16P
0.1
0.1
0.1
0.1
0.1
1SS133T-77
1SS133T-77
1SS133T-77
4.7k
47k
47k
4.7k
1SS133T-77
KRC102S
KRC102S
68k
4.7k
1000p
100k
1k
1k
1k
1k
1k
KRC102S
KRC102S
KRC102S
KRC102S
KRC102S
KRC102S
1000p
KRC102S
4.19MHz
KRC102S
180
KRC102S
KRC102S
1SS133T-77
2.2k
11ES2-TA1B
75
4.7k
11ES2-TA1B
KRC102S
KRC102S
32.768kHz
4.7
50V
560p
BU1924F-E2
100p
4.332MHz
13p
13p
47
16V
0.01
1k
100k
68k
330p
1k
4.7k
470k
0.1
270
1SS133T
-77
MTZJ-T-77
-4.3B
1k
1k
22
27p
1k
1k
1k
100k
1k
1k
1k
1k
1k
1k
1k
1k
1k
4.7k
1.2k
18P
20P
10
50V
100
10V
10V
KTA1273-Y
-AT
2SA950-Y-TPE2
2SA950-Y-TPE2
KRC102S
4.7k
150
2SB1013-TP
-34
2SB1013-TP-34
1SS133T-77
2SC2412K
-T-146-R
-T-146-R
KRA102S
100
10V
10V
0.22F
5.5V
2SC2412K
-T-146R
CXP83124A-050Q
100p
BMR-0301H
31
1
2
3
4
5
6
7
8
9
10
11
1
2
13
14
15
16
1
7
1
8
1
9
20
2
1
2
2
23
2
4
25
2
6
27
28
29
3
0
COM
1
CO
M
2
CO
M
3
0
1
2
3
4
5
6
7
8
9
10
11
13
12
14
16
17
18
19
20
21
22
23
24
25
26
15
A1
A2
A3
A4
A5
A6
A
2
A
3
A
6
A7
A
8
A4
A1
A5
B1
B2
B3
B4
B5
B
1
B
2
B
3
B4
B5
27
28
29
30
31
C1
C2
C3
C4
D1
D2
D
1
D2
C2
E1
E2
E3
E4
E5
E6
E7
E1
E2
E3
E4
E5
E6
E7
C5
C5
C1
C2
C3
C4
0
0
A7
A8
*
TRAY-OPEN
TRAY-CLOSE
TRAY-SW
AMP-MUTE
CD-ON
REG-CON
FM-ON
D-GND
HOLD
REC-MUTE
REC/PB
PLAY-SW
SENSOR-OUT
+12V
P-GND
D-GND
+8V
TC-SW
SQCK
SENS
SQSO
CLK
LATCH
DATA
XRST
D+5V
SDA
SCK
AU MUTE
H/P CHECK
BACKUP5V
JOG-B
JOG-A
KEY3
KEY2
KEY1
D-GND
RMC
P-GND
5V
CD SYNC
8V
D.S.G
TC-LED
TU-LED
CD-LED
PBC-LED
IN
OUT
RESET
QUAL
RDATA
VREF
MUX
VDD1
VSS1
VSS3
CMP
T2
T1
VSS2
VDD2
X1
XO
NC
RCLK
D866-869
(LCD BACK LIGHT)
LIQUID CRYSTAL DISPLAY
RESET SIGNAL
GENERATOR
Q661,662
LED
B+ SWITCH
SYSTEM CONTROLLER
MO +12V
B+5V
MO GND
D-GND
INVERTER
B+ SWITCH
B+ SWITCH
SWITCH
B+
Q603,604
TRIGGER
PLUNGER DRIVE
SWITCH
Q802-808
CD ON SWITCH
Q809-811,813
TUNER
ON/OFF
SWITCH
Q890,891
WAKE UP
SWITCH
FM-DET
TUNED
GND
DO
CK
DI
CE
FM-7.5V
LINE MUTE
TC BACK LIGHT
DET AMP
RDS DECODER
Q601,602
CAPSTAN/REEL
MOTOR DRIVE
B+ SWITCH
C-SCOR
SOL+12V
*
R841
0
680
1.5k
2.7k
(US,CND)
(HK,MY,SP)
(AEP,UK)
(MX)
RELAY-5V
(Page 24)
(Page 24)
(Page 25)
(Page 25)
(Page 24)
(Page 29)
(Page 24)
(Page 24)
Ver 1.1
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : CD
[
] : MD
〈〈
〉〉
: TAPE
HCD-DC1
27
27
1
5
1
5
10
L
R
L
R
AUDIO IN
MD (VIDEO)
OPTICAL
DIGITAL OUT (CD)
1
3
+
–
+
–
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
G
POWER BOARD
CN902
(CHASSIS)
(CHASSIS)
1
15
2
14
1-680-953-
22
(22)
15
JW483
JW404
14
1
2
1
5
9
E
C
B
E
C
B
E
C
B
1
5
11
TUNER PACK
SUPPLIED WITH
THE ASSEMBLED BLOCK
TC BOARD
CN301
B
F
CD BOARD
CN101
A
MAIN BOARD
LCD BOARD
SWITCH BOARD
CN805
17
2
19
2
(AEP, UK)
(AEP, UK)
C375
18
M
1-681-807-
11
(11)
1-682-409-
11
(11)
1-682-412-
11
(11)
S1
OPEN
CLOSE
S1
DISC TRAY OPEN/CLOSE
DETECT
1
16
15
2
3
TU1
CN803
LCD801
LIQUID CRYSTAL DISPLAY
36
19
17
2
2
25
20
15
10
5
D866
D867
D868
D869
CN810
CNP501
C161
C261
L102
L202
FB304
FB305
FB303
FB301
LCD
BACK
LIGHT
LCD
BACK
LIGHT
HEADPHONE
BOARD
BOARD
PHONES
J301
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C373
C364
C363
L306
L307
C346
JW484
JW485
FB302
A
K
K
A
D320
C369
D321
LOADING MOTOR BOARD
M901
(LOADING)
A
K
D323
K
A
D322
(EXCEPT MX)
(EXCEPT MX)
(US, CND)
(US, CND)
6-12. PRINTED WIRING BOARDS – MAIN/LCD/LOADING MOTOR/HEADPHONE Boards –
•
See page 18 for Circuit Boards Location.
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
D303
H-8
D304
G-7
D305
C-11
D306
B-11
D307
I-9
D308
J-8
D309
G-9
D310
H-9
D311
I-11
D320
G-8
D321
G-8
D322
A-9
D323
A-9
D601
I-7
D602
I-7
D801
D-8
D802
D-7
D805
B-11
D806
D-10
D807
H-7
D808
E-10
D811
E-9
D812
H-8
D813
B-8
D866
B-1
D867
B-1
D868
B-5
D869
B-5
IC101
C-12
IC201
G-12
IC301
H-8
IC302
J-11
IC304
J-10
IC306
I-8
IC320
G-7
IC321
C-12
IC323
F-10
IC324
E-11
IC801
C-7
IC803
B-8
IC804
C-11
Q100
G-9
(Page 22)
(Page 20)
(Page 28)
(Page 30)
Ref. No.
Location
Ref. No.
Location
Q200
G-9
Q301
C-11
Q302
B-11
Q303
B-11
Q304
C-11
Q305
J-9
Q306
J-8
Q307
I-8
Q308
I-8
Q312
D-10
Q313
D-10
Q330
G-9
Q355
J-11
Q601
J-7
Q602
I-7
Q603
J-7
Q604
I-7
Q605
I-7
Q606
I-7
Q607
I-8
Q608
I-8
Q609
I-7
Q661
I-7
Q662
I-7
Q801
C-10
Q802
F-7
Q803
F-7
Q804
F-7
Q805
F-7
Q806
E-8
Q807
F-7
Q808
F-7
Q809
B-10
Q810
B-10
Q811
B-10
Q812
B-10
Q813
B-10
Q815
D-11
Q816
D-11
Q817
D-11
Q818
D-11
Q890
E-9
Q891
E-9
Ver 1.1
HCD-DC1
28
28
S804
S806
S807
S808
S809
S810
S811
S812
D856, S812
S813
D853, S813
D856
S814
S815
S816
RV801
ROTARY
ENCODER
IC802
C615
1
2
3
CN805
D855
D854
JW601
JW602
JW603
JW604
JW605
JW606
JW607
JW608
JW612
JW611
JW609
JW610
D852
S803
S805
S802
D852, S802
D853
CN806
JW613
C612
C613
R675
R667
R668
R600
C614
L602
R659
R653
R663
R680
Q856
R662
R661
R660
R691
R654
R655
R692
Q853
R658
R699
R687
Q854
R698
R684
R656
Q852
R657
R679
Q855
MAIN BOARD
CN801
(TAPE)
(TAPE)
(CD)
(TAPE)
(CD)
(CD)
(TAPE)
(CD)
(CD)
(TUNING)
(TUNING)
(TAPE)
D855, S807
CNP806
S801
1
16
15
2
L601
JW614
SWITCH BOARD
I/O SWITCH BOARD
F
VOLUME
DSG
X
x
x
+
–
n N
M
Z
m
M
m
u
1-682-411-
11
(11)
CD
SYNC
FUNCTION
TUNER
/BAND
S801 – 816
I/1
1-682-417-
11
(11)
A
B
C
D
1
2
3
4
5
6
7
8
6-13. PRINTED WIRING BOARDS – SWITCH/I/O SWITCH Boards –
•
See page 18 for Circuit Boards Location.
(Page 27)
D852
D-7
D853
C-7
D854
D-2
D855
B-7
D856
C-4
IC802
D-2
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
Q852
D-7
Q853
B-8
Q854
C-8
Q855
D-2
Q856
C-3
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