Schematic Diagram Of H3 And H4 Boards - Sony KDE-50XS955 Service Manual

(9) Schematic Diagram of H3 and H4 Boards

1 3
2
A
CN1200
SW5V
10P
SW_5V 1 STBY5V
JL1200
STBY5V 2
SIRCS 3
JL1201
E 4
B TO
M1U(5/5)BOARD SHOUGA_LED 5
CN7003
TSUSHIN_LED 6
( 9 - 18 )
STBY_LED 7
POWER_LED 8
REC_LED 9
D1202
E 10
RD2.2SB-T1
D1200
C
RD2.2SB-T1
CN1201
3P
STBY5V 1
TO
H5 BOARD SIRCS 2
CN1601
E 3
R1219
0
D
D1201
RD2.2SB-T1
E
C1200
R1200 D1204
10k 0.1
SELU1E50CM
1/10W 25V
CHIP F
MUTE
1608
F
H3
[INDICATING LAMP]
— H3 BOARD —
CP1201 D1204 R1203 D1203 Q1201
CN1204
Q1203 R1212
Q1206 R1205
R1202 CP1202
Q1204
A001 A002
CN1203
<COMPONENT SIDE>
<CONDUCTOR SIDE>
4 5 6
D1205
SMLU12D16W
R1218
100
1/10W
CHIP
C1203
0.1
25V
F
1608
R1216
10k
1/10W
CHIP
R1213
150
1/10W
CHIP
R1204
0
CHIP
Q1205
DTA114EUA-T106
LED DRIVE
Q1207
DTC114EUA-T106
R1217
0
CHIP
R1210
180
1/10W STBY
CHIP
D1206
L-53SRD-H
Q1201
DTA114EUA-T106
LED DRIVE
Q1204 C1201
0.1
DTC114EUA-T106
25V
F
1608
R1207
R1214
10k
0
1/10W
CHIP CHIP
TSUSHIN
R1212
D1203 180
1/10W
SLR-56DC3F
CHIP
Q1206
DTC114EUA-T106
LED SW
R1203
470
1/10W
RN-CP
Q1203
DTC114EUA-T106
LED SW
H3
(INDICATING LAMP)
B-SS12324<UC.>-H3.
D1206 D1205
CN1200 CN1201
A003 A004
• H3 BOARD SEMICONDUCTOR LOCATION
CN1205
Q1200, Q1201,
Q1203, Q1205,
Q1206
D1200-D1202
D1203-D1206
: Refer to Terminal name of semiconductors in
*
silk screen printed circuit (see page 3-14)
7 1
A
CN1501
3P
THRU_5V 1
TO
A2NU(2/2)BOARD LOGO 2
CN2003
E 3
B
C
D
E
F
H4
[LOGO LED]
— H4 BOARD —
Ref.
*
2
3
-
3 4 5
2
THRU5V
JL1501
R1501
JL1502
D1501 100
1/10W
NSPW500BS-A0
JL1503 CHIP
DTC114EUA-T106
R1502
D1503 100
1/10W
NSPW500BS-A0
CHIP
DTC114EUA-T106
R1503
100
D1505
1/10W
NSPW500BS-A0
CHIP
DTC114EUA-T106
R1504
100
D1507
1/10W
NSPW500BS-A0
CHIP
DTC114EUA-T106
R1511
D1509 100
1/10W
NSPW500BS-A0
CHIP
DTC114EUA-T106
R1512
D1511 100
1/10W
NSPW500BS-A0
CHIP
DTC114EUA-T106
R1513
100
D1513
NSPW500BS-A0 1/10W
CHIP
DTC114EUA-T106
H4
(LOGO LED)
B-SS12275<UC.>-H4.
<COMPONENT SIDE>
<CONDUCTOR SIDE>
6 7
Q1501
LED SW
Q1502
LED SW
Q1503
LED SW
Q1504
LED SW
Q1505
LED SW
Q1506
LED SW
Q1507
LED SW
• H4 BOARD SEMICONDUCTOR LOCATION
Ref.
*
Q1501-Q1507
2
D1501, D1503, -
D1505, D1507,
D1509, D1511,
D1513
: Refer to Terminal name of semiconductors in
*
silk screen printed circuit (see page 3-14)
KDE-50XS955 (UC) 3-42