Sony RDR-HX520 Service Manual page 49

2
1
AV-103 BOARD(1/8)
POWER
A
-REF.NO.: SERIES-
CN101 15P
JL101
UNSW18V 1
JL102
UNSW12V 2
JL103
GND 3
GND 4
GND 5
B
JL104
UNSW6V 6
TO
JL105
SWITCHING
UNSW6V 7
REGULATOR JL106
CN3
SW5V 8
JL107
(PAGE 4-40)
SW5V 9
JL108
UNSW4V 10
JL109
UNSW4V 11
JL110
UNSW4V 12
JL112
GND 13
C
JL111
UNSW-8V 14
JL113
PCONT 15
DC FAN
CN103 3P
JL116
FAN_OUT 1
JL121
FAN_DET 2
D
GND 3
CN102 9P
JL124
XRMUTE 1
JL125
XLMUTE 2
E
JL126
SW5V 3
JL127
TO
UNSW4V 4
RD-060
JL128
BOARD(5/7)
VDEC3.3V 5
CN601
JL129
(PAGE 4-33) UNSW3V 6
GND 7
GND 8
JL130
PCONT 9
F
LP101 LP102 LP104
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3 4 5
NO MARK:REC/PB MODE
B+
R111
10k
IC102
B+
VDEC 3.3V REG
R101
0
8 7 6 5
1 2 3 4
JL114
C124
470u
10V
B+
D101
EC21QS03L-TE12L
C106
C105 C120
10u
1u 1u
6.3V B+ B
10V
25V
(HX520: AEP3/HX725: AEP3/H727: AEP3
/HX920/HX925)
LP106
4-5
6 7
(HX525/HX725/HX727/HX925)
R154
0
IC107
C117
100p FAN DRIVE
IC104
TK73400AU3G0L-C
3 2 1
4 5 6
B+
R114
R113
15k
± 0.5%
120k
± 0.5%
0.5
0.1
C123
47u
25V
C119 C118 Q101
R115
0.01u MUN2213T1
1u
8200
B ± 0.5%
B
SWITCH
25V
RDR-HX520/HX525/HX720/HX722/
HX725/HX727/HX920/HX925
8 9
0
PS102
0.63A
R160 B+
0
R135
0
R137
0
B+
R140
0
B+
0
PS103
0.63A
B+
R142 0
IC104
R144
0
R145
UNSW5V REG
0
R146
0
6
R148
0
1 2 3 4 5
JL120
B+
R120
0
R121
39k
± 0.5%
R122
12k
± 0.5%
C114
1u
B
10V
The components identified by mark 0 or dotted
Note :
line with mark 0 are critical for safety.
Replace only with part number specified.
4-6
10 11
UNSW5V-V
GND-V
1
TO(6/8)
UNSW-8V-V
UNSW-8V-V
GND-V
2
TO(7/8)
UNSW6V-A
UNSW12V-A
UNSW12V-A
UNSW6V-A
3
UNSW-8V-A TO(3/8)
GND-A
XRMUTE
XLMUTE
4
VA_PCONT TO(3/8,5/8)
PCONT
FAN_DET
FAN_HI
FAN_CONT
5
TO(5/8)
UNSW6V-I
GND-V
GND-I
UNSW5V-I
UNSW6V-T
6
TO(4/8)
GND-T
(HX525/HX725/HX727/HX925)
SW5V-S
7
GND-T TO(8/8)
GND-I
8
GND-I TO(2/8)
POWER
AV-103 (1/8)