Sony STR-DH100 Service Manual ▷ View online
STR-DH100
29
1
- +
A
A OUTPUT
A-INPUT
A+INPUT
V-
V+
B OUTPUT
B -INPUT
B +INPUT
2
3
4
8
7
6
5
-
+
B
IC202 NJM4558-TE2 (DMPORT BOARD)
IC201 SI-3010KM-TLS (DMPORT BOARD)
ADJ
Vo
GND
VI
VE
REF
TSD
_
+
5
4
3
2
1
STR-DH100
30
• IC Pin Function Descriptions
MAIN BOARD (2/3) IC600 MB90882APF-G-104E1
MAIN BOARD (2/3) IC600 MB90882APF-G-104E1
Pin No.
Pin Name
I/O
Description
1
NC
O
Not used
2
FUSE_DETECT
I
Fuse open detection signal input
3
TUNER_SD
I
RDS signal detection input
4
TUNER_CE
O
Latch signal output from tuner
5-7
NC
O
Not used
8
TUN_D1
O
Tuner data input for tuner pack
9
TUN_CL
O
Serial clock signal output for tuner pack
10
TUN_DO
I
Tuner data output for tuner pack
11
RDS CLK
I
RDS data clock signal input (AEP,UK,ECE model)
12
RDS_DATA
I
RDS data input (AEP,UK,ECE model)
13-14
NC
O
Not used
15
VCC
—
Power supply pin (+3.3 V)
16
VSS
—
Ground
17
C
—
Regulator stabilization capacity
18
DMPORT_RXD
I
DMPORT receiver signal input
19
DMPORT_TXD
O
DMPORT transmitter signal output
20
DET_A/D
I
DMPORT detection signal input
21-29
NC
O
Not used
30
VERSION
I
Destination detection signal input
31
NC
O
Not used
32
AVCC
—
Power supply pin (+3.3 V)
33
AVRH
—
Power supply pin (+3.3 V)
34
NC
I
Not used
35
AVSS/AVRL
—
Ground
36-37
NC
I
Not used
38
AD_2
I
Key signal input (A/D port)
39
AD_1
I
Key signal input (A/D port)
40
VOL_JOG_B
I
MASTER VOLUME encoder (B) signal input
41
VOL_JOG_A
I
MASTER VOLUME encoder (A) signal input
42-43
INPUT_JOG_A
O
INPUT SELECTOR encoder (A) signal input
44
VSS
—
Ground
45-46
NC
I
Thermal sensor tempreture signal input
47
POWER_SW
I
Power key detection signal input
48-50
NC
O
Not used
51
MD2
—
Mode setting terminal
52
MD1
—
Mode setting terminal
53
MD0
—
Mode setting terminal
54
RST
—
Reset input
55
NC
O
Not used
56
FL_DATA
O
Serial data output for tuner pack
57
FL_CLK
O
Serial clock signal output for tuner
58
FL_LAT
O
Latch signal output for FL DISPLAY DRIVER IC
59-60
NC
O
Not used
61
SDA
I/O
Serial data input and output from EEPROM IC
62
SCL
O
Clock signal output for EEPROM IC
63-64
NC
—
Not used
65
DVCC
—
Power supply pin
66
DVSS
—
Ground
67
SIRCS_IN
I
SIRCS signal input
68-69
NC
O
Not used
70
POW-RY
O
Power relay driver control signal output
71
HP_RY
O
Headphone relay driver control signal output
72
BRIDGEABLE_RY
O
Bridgeable relay driver control signal output
73
SP_A_RY
O
Front speaker A relay driver control signal output
STR-DH100
31
Pin No.
Pin Name
I/O
Description
74
SP_B_RY
O
Front speaker B relay driver control signal output
75
NC
O
Front speaker B relay driver control signal output
76
PROTECTOR
I
Protector detection signal input
77-78
NC
—
Not used
79
HP_DETECT
I
Headphone detection signal input
80
STOP
I
AC off detection signal input
81-89
NC
O
Not used
90
VCC
—
Power supply pin (+3.3 V)
91
VSS
—
Ground
92
X1
—
Clock signal output (24MHz)
93
X0
—
Clock signal input (24MHz)
94-98
NC
—
Not used
99
VOL_IC_DATA
I
Serial data output for DIR IC
100
VOL_IC_CLK
O
Clock signal output for DIR IC
32
STR-DH100
SECTION 6
EXPLODED VIEWS
1
4-124-567-01 CASE
(G2)
2
2-580-630-01 SCREW, +BVST 4X8
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• Abbreviation
CND : Canadian model
CND : Canadian model
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
R
R
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
6-1. CASE SECTION
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
Les composants identifi és par une marque
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifi é.
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifi é.
2
2
1
#1
#1
#1
#1
#1
front panel section
chassis section
back panel section
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