Read Sony HCD-AZ55D Service Manual online
HCD-AZ55D
HCD-AZ55D
7
7
2-5. SCHEMATIC DIAGRAM - MAIN Board (4/5) -
43
BOARD
MAIN
(1/5)
NO112
(3/5)
MAIN
BOARD
CN921
42
(4/5)
S-MASTER
BOARD
CN500
W
MAIN
(5/5)
81
BOARD
BOARD
(1/5)
MAIN
50
BOARD
(2/5)
MAIN
47
BOARD
(3/5)
MAIN
75
BOARD
(2/5)
MAIN
71
BOARD
(2/5)
MAIN
61
BOARD
(1/5)
MAIN
83
BOARD
(5/5)
MAIN
62
BOARD
78
MAIN
(3/5)
BOARD
86
MAIN
(1/5)
BOARD
82
MAIN
(5/5)
BOARD
57
MAIN
(1/5)
BOARD
73
MAIN
(2/5)
BOARD
88
MAIN
(3/5)
BOARD
87
MAIN
(3/5)
BOARD
54
MAIN
(1/5)
BOARD
MAIN
59
(2/5)
89
BOARD
(5/5)
MAIN
MAIN
BOARD
(1/5)
49
(1/4)
DMB17
BOARD
CN304
C
(3/4)
DMB17
BOARD
CN1106
E
(Refer to page
40 on original
service manual)
40 on original
service manual)
ADC
BOARD
CN1
H
(Refer to page
53 on original
service manual)
53 on original
service manual)
ADC
BOARD
CN3
G
(Refer to page
53 on original
service manual)
53 on original
service manual)
0
9.1
0.6
0
0
3.2
0
0
9.1
0
1.9
0
0
0.6
9.1
4.6
4.6
4.6
4.6
4.6
4.6
0
3.2
3.3
-5.3
(-5.3)
(0)
(0)
(-5.3)
(0)
(-5.3)
(0)
(-5.3)
0
0
3.3
0.1(9)
0.1(9)
3.1(0)
3.1(0)
-5.5
3.3
3.2
(-5.3)
(0)
(-5.3)
(0)
(-5.3)
(0)
(-5.3)
(0)
(0)
(-5.5)
(-5.5)
(0)
4.5
9
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
0.1(9)
0.1(9)
0.1(9)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CN101
15P
INIT
SOFTMUTE
NSPNUTE
/SD
/RST
D-GND
SCLATCH_1
SCSHIFT
SCDT
D-GND
DBFB
FAN DET
DC DET
SCLATCH_2
SCLATCH_3
DBFB
FAN_DET
50V
10
C31
50V
10
C32
50V
10
C33
50V
C34
10
50V
10
C35
50V
10
C36
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
CN201
21P
D-GND
R+
A-GND
L+
A-GND
SW
CENTER
SR
SL
A-GND
FR
A-GND
FL
A+5V
A-GND
L-IN
A-GND
R-IN
A-GND
XVOICE
SCORE
USB_OCD
USB_SW
S
2SK1828TE85L
Q464
SPDIF_GND
10
C202
50V
10
C252
1k
R253
1k
R203
100k
R202
100k
R252
2.2k
R201
2.2k
R251
50V
10
C251
50V
10
C201
R-OUT
L-OUT
2SC5938-T112-1B
Q251
2SC5938-T112-1B
Q201
100k
R271
1k
R272
2.2k
R270
50V
10
C270
2SC5938-T112-1B
Q271
100k
R274
1k
R275
50V
10
C271
2.2k
R273
100k
R277
1k
R278
50V
10
C272
2.2k
R276
100k
R280
1k
R281
50V
10
C273
2.2k
R279
100k
R283
1k
R284
50V
10
C274
2.2k
R282
100k
R286
1k
R287
50V
10
C275
2.2k
R285
100k
R289
1k
R290
50V
10
C276
2.2k
R288
100k
R292
1k
R293
50V
10
C277
2.2k
R291
2SC5938-T112-1B
Q270
2SC5938-T112-1B
Q272
2SC5938-T112-1B
Q273
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC261
BU4053BCF-E2
Y1
Y0
Z1
Z
Z0
INT
VEE
VSS
Z-Z1
Y-
Y
1
X-X1
X0
X1
X
Y
VDD
0.1
C262
0.022
C203
47k
R234
47k
R235
47k
R254
47k
R255
50V
10
C254
50V
10
C235
50V
10
C204
47k
R204
47k
R205
10k
R261
10k
R260
Q261
Q260
RT1P141C-TP-1
Q263
4.7k
R265
100k
R266
22k
R267
50V
10
C267
50V
10
C266
50V
10
C264
22k
R264
4.7k
R262
Q262
100k
R263
50V
10
C265
2SC5938-T112-1B
Q274
2SC5938-T112-1B
Q275
2SC5938-T112-1B
Q276
2SC5938-T112-1B
Q277
ADC_RESET
SM_INIT
SM_SOFT_MUTE
SM_NSP_MUTE
SM_SD
SM_DRV_RST
SM_CS1
SM_CS2
SM_CS3
SM_DC_DET
SM_DATA
SM_CLK
DVD_POWER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN203
OCSW1
SYS RESET
3.3V_MNT
XIFCS
IFBSY
SIO
SOO
MREQ(N.C)
SCO
D-GND
MIC
VICE(N.C)
KAMOD
USB SW
USB OCD
VP
FR-OUT
FL-OUT
TONEL
TONER
VRSW
LT-IN
RT-IN
FL-IN
FR-IN
6.3V
C260
100
R242
4.7k
4.7k
R241
A_MUTE
LINK_SW
LINK_LFE_SW
DGND
0.1
C292
0.1
C291
R804
2.2k
16V
C805
47
2.2k
R815
R807
4.7k
R800
4.7k
R811
0
16V
C809
47
16V
C802
47
MA111-TX
D800
R808
47k
C807
0.1
MIC_SCORE
R801
4.7k
MA111-TX
D803
R810
100k
100k
8
7
6
5
4
3
2
1
NJM2903M-TE2
IC801
GND
VCC
0
R821
MA111-TX
D807
0.1
C815
R814
8.2k
1.5k
R828
0
R836
R812
100k
4.7k
R817
R809
1k
22k
R831
MUSIC_L+R
1.2k
R832
C808
470p
MA111-TX
D802
2.2k
R834
MA111-TX
D806
50V
C804
2.2
0
R837
16V
47
C811
0
R826
16V
47
C801
47k
R816
R805
47k
50V
2.2
C810
4.7k
R824
4.7k
R819
22k
R829
0
R820
MA111-TX
D801
0
R830
MA111-TX
D808
4.7k
R825
10k
R822
R802
22k
50V
1
C806
8
7
6
5
4
3
2
1
NJM2903M-TE2
IC802
GND
VCC
0.1
C813
10V
C800
100
C816
0.01
8
7
6
5
4
3
2
1
NJM3414AM-TE2
IC800
GND
VCC
SCR_GND
2.2k
R835
3.3V_MNT
DVD_SCK
DVD_SI
DVD_SO
DVD_BUSY
MIC_IN
DVD_XIFCS
DVD_SYSRST
DVD_SLOT_IN
C210
6.3V
1000
MA1
11-TX
D261
MA1
11-TX
D262
EVER+3.3V
A+9V
DVD+3.3V
A+9V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
NO101
15P
SL-OUT
AGND
SR-OUT
AGND
C-OUT
AGND
SW-OUT
AGND
FL-OUT
AGND
FR-OUT
AGND
ADC POWER
TA MUTE
DGND
1
2
2P
NO103
AGND
A+5V
1
2
2P
NO221
DVD_A+5V
DVD_AGND
1
2
2P
NO222
AUDIO GND
PRE GND
0.022
C253
VP
DGND
W901-101
DVD_KAMOD
LT
RT
FR
FL
SR
SL
SW
C
RT
LT
SW
C
SR
SL
FR
FL
MAIN BOARD (4/5)
IC802
COMPRATOR
IC801
COMPPARATOR
IC800
AC/DC CONVERTER
IC261
AUDIO SELECT
A
10
1
2
J
H
B
13
11
L
N
C
7
8
I
M
14
F
9
6
K
4
18
15
16
3
G
D
5
17
E
12
19
O
(CHASSIS)
MUTING
MUTING
MUTING
Q270-277
SWITCH
MUTING CONTROL
SWITCH
SWITCH
MUTING CONTROL
ES001
50V
Q260,261
AUDIO SELECT
CONTROL
RT1P141C-TP-1
RT1N141C-TP-1
RT1N141C-TP-1
(Refer to page
38 on original
service manual)
38 on original
service manual)
(Page 8)
(Page 4)
(Page 5)
(Page 5)
(Page 6)
(Page 5)
(Page 4)
(Page 8)
(Page 6)
(Page 4)
(Page 4)
(Page 6)
(Page 4)
(Page 6)
(Page 5)
(Page 13)
(Page 5)
(Page 4)
(Page 8)
(Page 8)
(Page 4)
(Page 6)
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