Read Sony DCR-TRV238E / DCR-TRV239E (serv.man6) Service Manual online
— 3 —
DCR-TRV238E/TRV239E
Changed portion.
Added portion.
VC-276 BOARD (11/22)
(Location D-7)
(Location D-7)
VC-276 BOARD (11/22)
(Location D-7)
(Location D-7)
4-49
0
2.8
2.5
2.7
2.7
2.8
2.8
2.8
2.8
0
0.9
2.7
0
13.5
1.4
6.
3.
6.
3.
6.
3.
46
45
CXA3289AR-T4
IC7001
16
VREF
17
GND1
18
GND2
21
VG_DC_DET
19
VR_DC_DET
20
VR
22
VG
23
VB_DC_DET
24
VB
25
Vcc2
26
VP_DC_DET
27
VP
28
XVP
.SA
VE
29
PFRP
30
FRP
31
PRG
32
BLACK_IN
33
BGP
34
N.C
35
EXT_DA
36
R_INJECT
37
C_BG
38
XC.SAVE
39
XSCK
40
SI
41
XCS
42
Vcc1
45
XP.SAVE
44
LPF_ADJ
43
TRAP_ADJ
LCD DRIVER
IC7001
0
2.8
2.5
2.7
2.7
2.8
2.8
2.8
2.8
0
0.9
2.7
0
13.5
1.4
6.
3.
6.
3.
6.
3.
46
45
CXA3289BR-T4
IC7001
16
VREF
17
GND1
18
GND2
21
VG_DC_DET
19
VR_DC_DET
20
VR
22
VG
23
VB_DC_DET
24
VB
25
Vcc2
26
VP_DC_DET
27
VP
28
XVP
.SA
VE
29
PFRP
30
FRP
31
PRG
32
BLACK_IN
33
BGP
34
N.C
35
EXT_DA
36
R_INJECT
37
C_BG
38
XC.SAVE
39
XSCK
40
SI
41
XCS
42
Vcc1
45
XP.SAVE
44
LPF_ADJ
43
TRAP_ADJ
LCD DRIVER
IC7001
Page
Before change (-11/-21)
After change (-12/-22)
3.0
3.3
3.1
3.0
7.6
3.0
3.0
BD4181FV-E2
IC4701
1
VSS
2
PREEND
3
VBAT
4
CS
5
RESET
6
VOUT
7
VIN
8
VRO
33
R4722
100k
R4708
0.047u
B
C4721
1u
B
C4719
10V
0.1u
B
C4701
0.1u
B
C4716
MA728-(K8).SO
D4703
MA132WK-(K8).SO
D4702
4V
TA
33u
C4724
0.1u
B
C4725
0uH
FB4701
470
R4703
BATT_UNREG
VTR_UNREG
IC4701
RESET
VDD SWITCH
3.0
3.3
3.1
3.0
7.6
3.0
3.0
BD4201FV-E2
IC4701
1
VSS
2
PREEND
3
VBAT
4
CS
5
RESET
6
VOUT
7
VIN
8
VRO
33
R4722
100k
R4708
0.047u
B
C4721
1u
B
C4719
10V
0.1u
B
C4701
0.1u
B
C4716
MA728-(K8).SO
D4703
MA132WK-(K8).SO
D4702
4V
TA
33u
C4724
0.1u
B
C4725
0uH
FB4701
470
R4703
BATT_UNREG
VTR_UNREG
IC4701
RESET
VDD SWITCH
4-71
VC-276 BOARD (22/22)
(Location J-4)
(Location J-4)
VC-276 BOARD (22/22)
(Location J-4)
(Location J-4)
VC-276 BOARD (21/22)
(Location F-3)
(Location F-3)
VC-276 BOARD (21/22)
(Location F-3)
(Location F-3)
2.8
3.1
0.8
DTA144EHT2L
Q1103
1500
R1114
10k
R1108
24P
CN1104
16
17
18
19
20
21
22
23
24
10k
R1107
MA728-(K8).SO
D1115
XX
B
C1106
NTPA
TPA
REG_GND
REG_GND
REG_GND
D+
D-
VCC
REG_GND
LED DRIVE
2.8
3.1
0.8
DTA144EHT2L
Q1103
1500
R1114
10k
R1108
24P
CN1104
16
17
18
19
20
21
22
23
24
10k
R1107
MA728-(K8).SO
D1115
XX
B
C1106
NTPA
TPA
REG_GND
REG_GND
REG_GND
D+
D-
VCC
REG_GND
LED DRIVE
0
R1143
0
R1145
0
R1142
4-69
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