Sony HCD-DH70SWR User Manual

HCD-DH50R/DH70SWR
HCD-DH50R/DH70SWR
4444
5-19. SCHEMATIC DIAGRAM - JACK/USB Boards -
• See page 48 for IC Block Diagrams.
BOARD
(2/3)
CN503
MAIN
G
CN502
F
(2/3)
MAIN
BOARD
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
30292827262524
76543 21
18 19 20 21 22 23
8910
1716
1112131415
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
(DH50R: RU, SP, TW, KR, TH/DH70SWR: RU)
1k
R253
100
R280
8765
4321
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
11P
CN253
(DH50R: AEP/DH70SWR: AEP)
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
2.2kR318
2.2k
R319
2.2kR317
E
ET251
FB251
0
0.022
C293
150k
R309
150k
R310
1k
R286
1k
R285
220k
R288
220k
R287
C305
(DH50R:KR)
0.01
0.01
C306
0.01
C317
0.01
C318
0.01
C252
10k
R267
C253
100p
R255
(DH50R:KR)
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
HEADPHONE-GND
HP OUT R
AUDIO-GND
HP OUT L
AUDIO-GND
AUDIO-GND
A IN R
A IN L
HEADPHONE DETECT
A+11V
HEADPHONE MUTE
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
166911
D
15
H
10
K
1735 12
C
F
181
E
8
G
14
A
2 13
I
7
(Page 38)
(Page 38)
(Page 37)
(Page 32)
Ver. 1.1

Sony HCD-DH70SWR Specifications

General

Brand	Sony
Model	HCD-DH70SWR
Category	Receiver
Language	English