Sony CMT-DH40R / HCD-DH40R Service Manual ▷ View online
HCD-DH40R
HCD-DH40R
41
41
5-16. SCHEMATIC DIAGRAM - SP-CONN Board -
CN508
(2/3)
MAIN
L
BOARD
BOARD
Q
MAIN
(3/3)
CN703
BOARD
N
MAIN
(3/3)
CN702
11.5
3.3
0
4.7
5
0
0.4
0.5
5.5
C682
0.22
C683
0.22
C684
0.22
C685
0.22
1
2
3
4
4P
CN667
L+
L-
R+
R-
10k
R684
2SC3052EF-T1-LEF
Q673
47k
R680
2SC3052EF-T1-LEF
Q671
10k
R683
47k
R693
10k
R679
2SC3052EF-T1-LEF
Q672
1
2
3
3P
CN672
FAN+
FAN-
NC
1
C672
10k
R681
1
C677
MA2J1110GLS0
D666
R682
100k
KTC3203Y-AT
Q670
10V
100
C674
RT1N141C-TP-1
Q675
RT1P141C-TP-1
Q674
1
2
3
4
CN669
4P
3.3k
R676
1.5k
R677
100
R675
4.7k
R674
10V
100
C673
10
R686
10
R687
1k
R678
1
C675
R688
1k
33
R685
33
R691
33
R692
TB666
FAN-GND
P-MONI
FAN+11V
FAN-ON
M
M002
(FAN)
SP-CONN BOARD
FAN MOTOR DRIVE
Q670, 674, 675
FAN MONITOR
Q671-673
+
+
R
-
L
SPEAKER
-
4
B
6
9
D
10
3
5
C
1
E
8
A
2
7
(CHASSIS)
(Page 38)
(Page 39)
(Page 39)
HCD-DH40R
HCD-DH40R
42
42
5-17. PRINTED WIRING BOARDS - PANEL Section -
1
64
16
17
32
33
48
49
B
E
B
E
C1
C2
B1
B2
E
FB621
R621
R622
R623
R624
R625
R626
R627
R628
R629
R630
R631
R632
R633
R634
R635
R636
R637
R638
R639
R644
R645
R645
R646
R650
C622
C624
C625
C626
C627
C628
C629
C630
C631
C632
C636
C643
C644
JR601
JR602
D621
D622
D623
IC621
Q621
Q622
Q623
1
54
2
53
4
51
13
12
1
2
2
3
1
ND621
CN622
C621
C623
C634
C635
S621
S623
S624
S625
S626
S627
JW601
JW602
JW603
JW604
JW605
JW606
JW607
JW608
JW609
JW610
JW611
JW612
JW613
JW614
JW615
JW616
JW617
JW618
JW619
JW620
JW621
BZ621
JW622
JW623
JW624
JW625
JW626
D624
IC622
T621
L621
B E
BE
B
E
B
E
B
E
B
E
B
E
E
B
E
B E
1
2
20
21
R252
R253
R257
R260
R261
R265
R267
CN251
R270
R271
R272
R274
R278
R280
R281
R282
C252
C255
R293
R294
C259
C261
C266
C267
C269
C270
C273
C274
C275
C276
C277
C278
C280
C283
C286
C287
C290
C303
C304
C306
C313
C315
C316
C320
C321
Q251
Q252
Q255
Q256
Q257
Q259
Q260
Q263
L251
30
16
15
1
1 4
5
8
FB251 FB252
FB253
R251
R254
R255
R256
R258
R259
R262
R263
R264
R266
R268
R275
R276
R277
R279
R283
R284
R285
R286
R287
R288
R289
C251
R292
R297
R298
R299
C272
C279
C282
C285
C288
C289
C291
C292
C293
C297
C298
C299
R300
R301
R302
R303
R304
R305
R306
R307
R308
R309
IC251
IC252
IC253
R310
R311
R312
R313
R314
R315
R316
R317
R318
R319
R320
R321
R321
C300
C301
C302
C311
C312
C314
C317
C318
C319
J251
J252
J253
ET251
1
4
1
4
1
2
5
4
2 1
4 5
ET351
CN351
CN352
CN353
CN354
C354
CL356
CL357
CL358
CL359
C351
C353
FLUORESCENT INDICATOR
TUBE
K
MAIN BOARD
CN511
1
9
S621, 623 – 627
MIC LEVEL +
MIC LEVEL –
ECHO LEVEL –
ECHO LEVEL +
STANDBY
D624
1-879-690-
11
(11)
PANEL BOARD
Z
T621
DC/DC
CONVERTER
1
G
MAIN BOARD
CN503
1-879-696-
12
(12)
JACK BOARD
(COMPONENT SIDE)
1-879-696-
12
(12)
JACK BOARD
(CONDUCTOR SIDE)
1
4
5
8
(CHASSIS)
AUDIO IN
MIC
PHONES
A
DMB20
BOARD
CN2002
CN2002
R
MAIN BOARD
CN401
(CHASSIS)
1-879-694-
12
(12)
1-879-694-
12
(12)
USB BOARD
(COMPONENT SIDE)
USB BOARD
(CONDUCTOR SIDE)
(NC)
(USB)
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
11
12
•
: Uses unleaded solder.
• See page 30 for Circuit Boards Location.
(Page 36)
(Page 36)
(Page 36)
(Page 31)
HCD-DH40R
HCD-DH40R
43
43
5-18. SCHEMATIC DIAGRAM - PANEL Board -
• See page 45 for Waveforms. • See page 48 for IC Block Diagrams.
K
MAIN
BOARD
(2/3)
CN511
IC B/D
33
32
31
3.3
0
3.3
3.3
3.3
8.5
-0.1
8.5
-0.1
0.1
-19.7
3.3
-19.5
-19.5
-19.5
-11
-11
-8.9
-15.3
-11
-21.6
-19.5
-19.5
-15.3
-15.3
-17.4
-17.4
-17.4
-15.3
-19.5
-19.5
-19.5
-21.6
-21.6
-17.4
-19.5
-8.9
-13.1
-15.2
-17.4
-13.1
-19.5
-17.4
-21.7
-15.3
1.5
1.5
3.3
3.2
3.3
3.2
3.3
-21.7
-21.7
-17.4
-19.5
-17.4
-19.5
-21.7
-19.5
-19.5
-19.5
-19.5
-19.5
-19.5
-19.5
-19.5
-19.5
-19.5
10k
R625
2.2k
R622
47
R635
100uH
L621
0.01
C622
47
R636
100
R626
CPH5504-TL-E
Q623
-1
-2
-2
OSC
0.01
C624
0.01
C626
FB621
VCC
OUT
GND
NJL24H400A
IC622
100
R627
0
R624
MC2836
D621
0.01
C625
1
2
3
C631
1
0
R623
MAZ8036GLLS0
D623
2.2
R621
S621
RT1P441C-TP-1
Q622
SLR-325VCT31P
D624
470
R639
100p
C629
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
PT6302LQ-010
FLUORESCENT INDICATOR TUBE
DRIVER
IC621
SG5
SG6
SG7
SG8
SG9
SG10
SG1
1
SG12
SG13
SG14
SG15
SG16
SG17
SG18
SG19
SG20
SG21
SG22
SG23
SG24
SG25
SG26
SG27
SG28
SG29
SG30
SG31
SG32
SG33
SG34
SG35
GR1
GR2
GR3
GR4
GR5
GR6
GR7
GR8
GR9
GR10
GR1
1
GR12
GR13
GR14
GR15
GR16
VEE
VSS
OSCI
OSCO
RSTB
CSB
CLKB
DIN
VDD
P1
P2
AD2
AD1
SG1
SG2
SG3
SG4
47p
C632
0
R630
22k
R633
1000p
C627
1k
R637
100p
C628
0
R629
1k
R628
100p
C630
2.2k
R634
0
R631
S623
S624
S625
S626
S627
R644
1k
R645
2.2k
R646
2.2k
BZ621
25V
47
C621
50V
47
C623
50V
22
C635
16V
22
C634
2SC3052EF-T1-LEF
GRID DRIVE
LED DRIVE
Q621
MC2838-T112-1
D622
1k
R638
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN622
FL CLK
FL DATA
FL+9V
FL-GND
FL CS
SIRCS
STANDBY LED
FL RESET
DGND
KEY3
KEY1
EVER+3.3V
TOUCH KEY BUZZER
2
3
5
6
8
7
1
4
9
T621
DC/DC CONVERTER
22k
R632
0.01
C636
1
7
8
9
10 11 12
5
6
14
19
18
17
13
16
20
15
23 24
27
21
28
26
25
22
31
33
35
30
32
36
34
29
42
44
43
40
37
39
38
41
46
48
47
45
51
49 50
54
4
2
53
ND621
FLUORESCENT INDICATOR TUBE
0.047
C643
0.047
C644
P35
P26
7G
P36
P25
8G
P37
P24
9G
P16
P23
10G
P15
P28
11
G
P14
P29
P30
P13
P31
P32
P10
P33
P9
P34
P8
P35
P22
P7
P36
P16
P21
P6
P37
P20
P15
P5
6G
P19
P14
P4
7G
P18
P13
P3
8G
P17
P12
P2
9G
P23
P1
1
10G
P24
P10
11
G
P25
P9
5G
P26
P8
4G
P27
P7
3G
P6
P28
P17
2G
P5
P18
P29
1G
P4
P19
P30
2G
P3
P31
P20
3G
P2
P32
P21
4G
P1
P33
P22
5G
P34
P27
6G
52
53
54
55
53
55
54
52
P1
1
P12
P1
1G
ECHO
LEVEL -
/
STANDBY
REMOTE CONTROL
RECEIVER
IC622
IC621
PANEL BOARD
ECHO
LEVEL +
MIC
LEVEL -
MIC
LEVEL +
4
B
6
9
11
D
H
10
3
5
12
C
F
1
E
8
G
A
2
13
I
7
1k
R650
(Page
38)
HCD-DH40R
HCD-DH40R
44
44
5-19. SCHEMATIC DIAGRAM - JACK/USB Boards -
• See page 48 for IC Block Diagrams.
BOARD
(2/3)
CN503
MAIN
G
5.7
5.7
5.6
0.8
0.8
10.9
5.7
5.7
5.6
0
0
0
0.7
0
10.8
10.8
0
11.5
0.7
3.3
10.8
10.8
0
2.5
0
2.5
2.5
2.5
2.5
5
5
2.5
2.5
2.5
2.5
5
2.5
2.5
5
5
5
2
2
5
0
5
4.5
4.5
4.5
4.5
4.5
4.5
9
C251
0.1
30
29
28
27
26
25
24
7
6
5
4
3
2
1
18
19
20
21
22
23
8
9
10
17
16
11
12
13
14
15
IC251
TC9488FG
VDD
OSCC
OSCR
NC
CS1
SCL
SDA
NC
VRO
VREF
VDA
NC
ALC1
MC1N
MC1P
MC2P
MC2N
ALC2
NC
VSA
MCO
PRIN
ADIN
NC
DAOUT
VOLST
NC
TEST
POOUT
VSS
+
-
NJM4558V-TE2
IC252 (2/3)
IC252 (1/3)
5
6
7
+
-
NJM4558V-TE2
3
2
1
NJM4558V
-TE2
IC252
(3/3)
8
POWER
4
GND
J251
1k
R253
100
R280
8
7
6
5
4
3
2
1
NJM4580MD-(TE2)
IC253
VCC
GND
2SC3052EF-T1-LEF
MUTING
Q260
2SC3052EF-T1-LEF
MUTING
Q259
J253
C299
0.1
0.022
C300
0.022
C301
0.022
C302
2SC5938-T112-1B
MUTING
Q252
2SC5938-T112-1B
MUTING
Q251
47
R298
47
R297
10k
R300
10k
R299
2SC3052EF-T1-LEF
POWER ON MUTING
Q257
4.7k
R314
RT1P141C-TP-1
Q255
MUTING CONTROL
Q255, 256
RT1N141C-TP-1
Q256
47k
R292
0.1
C319
10k
R301
10k
R302
100k
R305
220p
C311
100k
R306
220p
C312
J252
C292
0.1
470p
C298
470p
C297
22
R271
10uH
L251
15k
R278
0.01
C291
0.47
C288
4.7k
R294
4.7k
R293
C276
0.1
C275
0.1
0.1
C314
10k
R252
R268
0
0
R315
0
R316
390p
C282
1000p
C285
C289
0.1
4.7k
R284
4.7k
R251
22
R272
10k
R283
RT1N141C-TP-1
INVERTER
Q263
2.2
R320
2.2
R321
50V
C255
1
50V
C259
1
50V
C316
1
50V
C315
1
35V
C261
4.7
35V
C269
4.7
35V
4.7
C286
50V
0.1
C283
50V
1
C280
6.3V
C266
47
10V
C267
47
10V
C277
47
16V
10
C290
10V
22
C278
16V
100
C320
16V
100
C313
10V
220
C287
16V
220
C321
10V
220
C304
10V
220
C303
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN251
MIC SIG
MIC-GND
A+5V
MIC SCORE
A+9V
MIC DETECT
MIC D-GND
MIC ECHO CS
MIC ECHO CLK
MIC ECHO DATA
HEADPHONE MUTE
A+11V
HEADPHONE DETECT
AUDIO-GND
A IN L
AUDIO-GND
A IN R
AUDIO-GND
HP OUT L
HEADPHONE-GND
HP OUT R
0
FB252
0
FB253
2.2k
R303
2.2k
R318
2.2k
R319
2.2k
R317
E
ET251
FB251
0
0.022
C293
150k
R309
150k
R310
1k
R286
1k
R285
220k
R288
220k
R287
0.01
C306
0.01
C317
0.01
C318
0.01
C252
10k
R267
R255
0
R263 100
R264 100
R262
100
R265
5.6k
C274 47p
10k
R266
C272
1200p
C270
1
C273
4700p
R260
15k
1k
R254
R257 12k
R258 6.8k
R261
0
R259
3.9k
4.7k
R289
22k
R279
2.2k
R281
100k
R275
10k
R276
22k
R277
2200p
C279
R270
0
R256
1.5k
2.2k
R282
10k
R274
22k
R313
2.2k
R311
2.2k
R312
2.2k
R304
10k
R308
10k
R307
IC251
DIGITAL ECHO
IC252
MIC AMP
IC253
HEADPHONE AMP
JACK BOARD
(CHASSIS)
PHONES
AUDIO IN
MIC
IC B/D
BOARD
DMB20
A
(1/4)
CN2002
R
MAIN
CN401
BOARD
(1/3)
CL359
CL357
CL358
CL356
C353
0.1
10V
220
C354
C351
10
4P
CN351
1
2
3
4
1
2
3
4
CN352
(NC)
4P
VBUS
D-
D+
GND
E
ET351
1
2
3
4
5
5P
CN354
SI-SO
RESET
GND
VDD
FLMD0
1
2
3
4
5
5P
CN353
SI-SD
RESET
GND
VDD
FLMD0
(USB)
(CHASSIS)
USB BOARD
J
4
B
16
6
9
11
D
15
H
10
K
17
3
5
12
C
F
18
1
E
8
G
14
A
2
13
I
7
(Page 38)
(Page 37)
(Page 32)
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