Pioneer DVR-LX61D Service Manual page 199

1
2.3 SERVICE DTBR ASSY (3/3)
V+3.3SW
A
CN202
GNDD
S12B-PH-K-S
P_CONT 1
TP577
SW+3.3V
2
GND
3
SW+3.3V
4
GND
5
V+5.8E 6
C601
V+5.8E 7
100u/16
V+12.1EV
GND 8
EV+12.1V 9
C593
TP572
GND 10
0.1u/25
SW+1.5V 11
12
SW+1.5V
B
TP576
GNDD
CN203
B2B-PH-K-S
TP582
1
FAN+
TP626
FAN- 2
R703
0
GNDD
C
V+3.3SW
D
E
STBY
F
G
F 3/3
10
1
2
V+5.8E
DT_TUON
V+5.8E
GNDD
P_CONT
[PSU]
(150mA)
V+1.5SW
TP590 TP575
GNDD
P_CONT2
R308
NM
DT_TUON
R307
0
V+12.1EV
GNDD
FAN-
!
NC
3
VSS
2
ON/OFF
1
P_CONT2
S-1170B50UC-OUJ
TP533
GNDD
D312
IC300
NM
1 5
ON/OFF VOUT
2
VSS
3 4
NC VIN
S-1170B25UC-OTK
TP535 !
GNDD
R303 F314
VTF1091-A
0
GNDD
VA+3.3A
R300 TP325
0
TP536
R357
0
GNDD
D311
NM
IC302
!
CN
CONT 4
5 GND
SUB 3
6 NC
VIN 2
7 VO
1
(MM1563DF-TFB)
GNDD
V+3.3DT
1
PS2
2
PS1
3
VIN2
4
VIN1
MM1689FH
GNDD
2
3
TP339
V+5T
D309
NM
!
IC312
CONT NOISE
3 4
TP301
GND
2
VIN VOUT
1 5
MM1685AN
TP531
GNDD
D310
NM
IC304 !
R306
1 5
VIN VOUT
2
0
GND
L301
3 4
CONT NOISE
NM
TP340 MM1685AN
TP532
GNDD
V+5CI
(500mA)
D313
NM TP317
R361
*IC306
NM
VIN
4
VOUT
5
V+2.5D
TP520
F300
V+1.5SW
V+1.5V
VTF1091-A
TP326
VD+3.3D
TP585
V+3.3DT
TP322
V+3.3D
F301 TP323
VTF1091-A
TP537
TP338
GNDD
V+3.3A
F302 TP324
VTF1091-A
TP538
GNDD
V+1.8A
!
IC307
8
NC
7
GND
V+1.8D
6
VO2
GNDD
5
VO1
GNDD GNDD
DVR-LX61D
3
4
VXF1158-A
V+5VA
(200mA)
TP315
GNDD
V+3.3CI
TP318
GNDD
!
TP328
TP327
4
U301
!
GNDD
R325 R327
18k 10k
GNDD
V+3
F309
VTF1091-A
GNDD
V+5
F310
VTF1091-A
(150mA)
GNDD
TP300
F306
VTF1091-A
GNDD GN
2SC40