Read Sony DCR-TRV940 / DCR-TRV940E / DCR-TRV950 / DCR-TRV950E Service Manual online
DCR-TRV940/TRV940E/TRV950/TRV950E
COVER
COVER
4-13
VC-288 (1/17)
For Schematic Diagram
• Refer to page 4-93 for printed wiring board.
• Refer to page 4-127 for waveforms.
• Refer to page 4-93 for printed wiring board.
• Refer to page 4-127 for waveforms.
4-14
4-2. SCHEMATIC DIAGRAMS
VC-288 BOARD SIDE A
VC-288 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-288 BOARD SIDE A
VC-288 BOARD SIDE B
R:REC MODE
P:PB MODE
P:PB MODE
NO MARK:REC/PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
VOLTAGE AT THE MARKED POINTS.
R1.2/P0
R1.2/P0
R1.2/P0
R2.3/P0
R1.2/P0
R1.2/P0
R1.1/P0
R0.8/P0
R0.6/P0
R0.4/P0
R1.9/P0
R0.5/P0
0
0
0
2.8
0.6
0.6
2.8
2.8
2.8
2.8
2.8
0
2.8
R1.2/P0
R2.1/P0
R3/P0
2.8
1.3
2.9
0.6
R0.6/P0
R2.1/P0
2.8
2.8
0
2.8
R3/P0
0.6
2.8
R1.2/P0
R0.9/P0
R1.2/P0
R0.7/P0
R1.2/P0
2.8
2.8
R2/P0
R1.2/P0
2.8
R0.5/P0
1.3
R0.6/P0
0
0
2.8
R2.3/P0
R0.2/P0
R1.2/P0
R1.2/P0
2.8
R2.3/P0
2.8
2.8
2.8
2.8
R1.2/P0
R1.9/P0
0.6
0
0
R0.6/P0
1.3
R0.5/P0
R0.7/P0
R1.2/P0
R1.2/P0
R1.2/P0
2.8
0.6
R3/P0
2.8
0
2.8
R1.2/P0
R0.3/P0
R2.1/P0
R0.5/P0
R1.2/P0
R1.2/P0
2.8
2.8
R*/P1.5
2.8
R*/P1.8
R*/P1.7
R2.2/P0
R2.2/P0
2.8
R1.4/P0
R1.8/P0
3.6
R1.4/P0
R1.8/P0
3.6
R1.4/P0
3.6
R0.7/P0
R1.8/P0
R0.7/P0
R0.7/P0
-7.5
-7.5
R-6.8/P0
15.3
R-0.3/P0
R-0.4/P0
R-6.9/P0
1.3
2.8
1.5
3
3
2.8
2
0.3
2.5
2.6
R2.8/P0
R2.8/P0
R2.3/P0
R2.6/P0
R2.8/P0
R-6.9/P0
R-0.4/P0
R-0.3/P0
15.3
R-6.8/P0
-7.5
-7.5
R-0.4/P0
R-6.9/P0
R-0.3/P0
15.3
R-6.8/P0
-7.5
-7.5
1.9
9.4
0.6
0.6
:TRV940/TRV950
:TRV940E/TRV950E
:TRV940E/TRV950E
R15.3/P0
15.3
R0/
P13.6
1
2
3
Note:The voltage and waveform of
Q1202 cannot be measured,
because it is mounted under
the CD-389 board.
because it is mounted under
the CD-389 board.
CAM_CS
CAM_SO
CAM_SCK
XRST_VTR
REG_GND
CAM_2.9V
CAM_3.6V
CAM_15V
CAM_-7.5V
CAM_DD_ON
CAM_SI
FRQ
CLPDM_S
CSUB
ZSG
ZV1
XCS_GCAM_R
SO_GCAM
SCK_GCAM
CLPOB
XCS_GCAM_G
XCS_GCAM_B
CHCK
TG_FLD
TGHD
TG_VD
GIL10
GIL0
GIL6
GIL12
GIL1
GIL7
GIL13
GIL4
GIL2
GIL8
GIL3
GIL9
GIL5
GIL11
BIL10
RIL0
BIL2
RIL6
BIL8
RIL12
RIL2
BIL4
RIL8
BIL3
RIL7
BIL9
RIL13
BIL11
RIL3
BIL5
RIL9
BIL0
RIL4
BIL6
RIL10
BIL12
BIL1
RIL5
BIL7
RIL11
BIL13
RIL1
CN1201
60P
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
IC1203
AD80054JSTRL
1
D2
2
D3
3
D4
4
D5
5
D6
6
D7
7
D8
8
D9
9
D10
10
D11
11
D12
12
D13
13
DRVDD
14
DRVSS
15
DVSS
16
ADCLK
17
DVDD
18
HD
19
PBLK
20
CLPOB
21
SHP
22
SHD
23
CLPDM
24
VD
25
ACVSS
26
ACVSS
27
ACVDD
28
CLPOUT
29
CLPREF
30
IN+
31
IN-
32
CLPBYP
33
ADVDD
34
LINE-IN
35
ADVSS
36
CHROMA-IN
37
SLM
38
VR
T
39
VRB
40
SVDD
41
SVSS
42
SDL
43
RST
44
S
D
ATA
45
SCLK
46
SEN
47
D0
48
D1
IC1204
AD80054JSTRL
1
D2
2
D3
3
D4
4
D5
5
D6
6
D7
7
D8
8
D9
9
D10
10
D11
11
D12
12
D13
13
DRVDD
14
DRVSS
15
DVSS
16
ADCLK
17
DVDD
18
HD
19
PBLK
20
CLPOB
21
SHP
22
SHD
23
CLPDM
24
VD
25
ACVSS
26
ACVSS
27
ACVDD
28
CLPOUT
29
CLPREF
30
IN+
31
IN-
32
CLPBYP
33
ADVDD
34
LINE-IN
35
ADVSS
36
CHROMA-IN
37
SLM
38
VR
T
39
VRB
40
SVDD
41
SVSS
42
SLD
43
RST
44
S
D
ATA
45
SCLK
46
SEN
47
D0
48
D1
IC1205
AD80054JSTRL
1
D2
2
D3
3
D4
4
D5
5
D6
6
D7
7
D8
8
D9
9
D10
10
D11
11
D12
12
D13
13
DRVDD
14
DRVSS
15
DVSS
16
ADCLK
17
DVDD
18
HD
19
PBLK
20
CLPOB
21
SHP
22
SHD
23
CLPDM
24
VD
25
ACVSS
26
ACVSS
27
ACVDD
28
CLPOUT
29
CLPREF
30
IN+
31
IN-
32
CLPBYP
33
ADVDD
34
LINE-IN
35
ADVSS
36
CHROMA-IN
37
SLM
38
VR
T
39
VRB
40
SVDD
41
SVSS
42
SDL
43
RST
44
S
D
ATA
45
SCLK
46
SEN
47
D0
48
D1
FB1210
FB1211
FB1212
FB1213
FB1214
FB1215
FB1207
FB1201
FB1216
FB1217
FB1219
FB1218
FB1221
FB1220
22uH
L1204
22uH
L1205
22uH
L1206
100uH
L1207
100uH
L1208
100uH
L1209
22uH
L1202
22uH
L1201
22uH
L1203
22uH
L1210
22uH
L1211
22uH
L1212
C1232
0.1u
1u
C1235
1u
C1238
0.1u
C1244
0.1u
C1245
1u
C1226
1u
C1227
C1230
0.01u
1u
C1236
0.1u
C1246
1u
C1239
0.1u
C1247
C1233
0.1u
C1231
0.01u
1u
C1228
0.1u
C1248
0.1u
C1249
1u
C1237
1u
C1240
C1234
0.1u
0.022u
C1253
0.01u
C1229
XX
C1250
XX
C1251
XX
C1252
0.01u
C1203
1u
C1211
0.01u
C1207
10p
C1209
0.001u
C1208
0.001u
C1210
0.01u
C1216
0.01u
C1217
0.01u
C1214
0.01u
C1213
0.01u
C1212
0.1u
C1222
0.1u
C1223
0.1u
C1221
0.1u
C1219
0.1u
C1218
0.1u
C1204
0.1u
C1205
0.01u
C1261
0.01u
C1262
0.01u
C1263
NDS356AP
Q1201
1
2
3
UN9213J-(K8).SO
Q1202
1
2
3
10u
25V
25V
C1257
100u
6.3V
6.3V
C1241
100u
6.3V
C1242
100u
6.3V
C1243
4.7u
25V
C1254
4.7u
25V
C1255
4.7u
25V
C1256
100u
6.3V
C1215
100u
6.3V
C1206
1u
35V
C1224
1u
35V
C1202
1u
35V
C1201
33u
10V
C1225
33u
10V
C1220
4.7u
25V
C1259
4.7u
25V
25V
C1260
4.7u
25V
C1258
22u
4V
4V
C1265
22u
4V
C1266
22u
4V
4V
C1267
1M
R1230
220k
R1229
470k
R1206
10
R1209
0
R1208
12k
R1205
5600
R1204
10k
R1211
13
R1215
5.6
R1216
13
R1220
5.6
R1221
13
R1213
5.6
R1214
18
R1210
18
R1212
0
R1207
100k
R1222
100k
R1203
100k
R1202
XX
R1201
IC1202
CXD3613R-T6
1
CLPDM
2
PBLK
3
ZV1
4
ZSG1
5
VSS
6
CHCK
7
VDD
8
TGFLD
9
TGVD
10
TGHD
11
RST
12
DSGA
T
13
SSO
14
SSI
15
SCK
16
SEN
17
VM
18
V4A
19
V2A
20
V3A
21
VH
22
V1A
23
SUBA
24
VL
25
RGA
26
RGB
27
AVD
28
RGC
29
VSS
30
H1A
31
H2A
32
AVD
33
VSS
34
H1B
35
H2B
36
AV
D
37
H1C
38
H2C
39
VSS
40
XSHP
41
AV
D
42
XSHD
43
VSS
44
TEST
45
CKIN
46
OSCO
47
OSCI
48
VDD
49
VM
50
V4B
51
V2B
52
V3B
53
VH
54
V1B
55
SUBB
56
VL
57
VM
58
V4C
59
V2C
60
V3C
61
VH
62
V1C
63
SUBC
64
VL
1SV329(TPL3)
D1203
X1201
TA75S01F(TE85R)
IC1201
1
2
3
45
1SS355TE-17
D1204
1SS355TE-17
D1202
1SS355TE-17
D1201
XRST_VTR
V2B
V2R
V4G
V2G
V3G
V3R
V1R
CSUB
V1B
V3B
RGB
XSHP
XSHP
H2R
H1R
XSHP
H2G
H1G
XSHD
RGG
RGR
XSHD
H1B
XSHD
D3B
D4B
D5B
D6B
D7B
D8B
D9B
D10B
D11B
D12B
D7R
D9R
D12R
D8R
D3R
D6R
XRST_VTR
D11R
D10R
D4R
D5R
D4G
D3G
D11G
D10G
D7G
D9G
D5G
D6G
D12G
D8G
CAM_DD_ON
CLPOB
PBLK
CLPOB
D0B
D1B
D2B
D3B
D4B
D5B
D6B
D7B
D8B
D9B
D0R
D1R
D2R
D3R
D4R
D5R
D6R
D7R
D8R
D9R
D0G
D1G
D2G
D3G
D4G
D5G
D6G
D7G
D8G
ZV1
ZSG
D9G
CAM_CS
CAM_SO
CAM_SCK
CAM_SI
SCK_GCAM
SO_GCAM
XCS_GCAM_R
SO_GCAM
SCK_GCAM
XCS_GCAM_B
D0B
D1B
D2B
D13B
SO_GCAM
SCK_GCAM
XCS_GCAM_R
D0R
D1R
D2R
D13R
XCS_GCAM_G
SCK_GCAM
SO_GCAM
XRST_VTR
D0G
D1G
D2G
D13G
D10G
D11G
D12G
D13G
D10R
D11R
D12R
D13R
D10B
D11B
D12B
D13B
XCS_GCAM_G
XCS_GCAM_B
V4B
V4R
V1G
CLPDM
CLPOB
PBLK
TG_VD
TG_VD
TGHD
TG_FLD
H2B
V3R
V2R
V4R
CAM_CS
CAM_SCK
CAM_SO
CAM_SI
CAM_DD_ON
TGHD
TG_VD
TG_FLD
ZSG
ZV1
PBLK
CLPDM
V1B
V3B
V2B
V4B
V1G
V3G
V2G
SHTB
V1R
SHTR
XSHD
XSHP
H2B
H1B
H2G
H1G
RGR
RGG
RGB
H1R
H2R
SHTR
SHTG
SHTB
CHCK
CHCK
PBLK
CLPDM
CSUB
CLPOB
CHCK
XRST_VTR
XRST_VTR
V4G
CHCK
FRQ
CAM_DD_ON
FRQ
SHTG
VDD_B
H2G
CCD+R
CCD+G
G_GND
V2R
XSHDB
CLPDM
B_GND
VDD_R
SHTR
CCD-B
SHTG
V4B
RGR
V4R
XSHPG
H1R
H1G
CCD+B
R_GND
CCD-G
V1R
V2G
H1B
CSUB
V2B
VL
XSHDG
CCD-R
XSHDR
XSHPR
V4G
RGB
RGG
R_GND
V3R
VDD_G
R_GND
V1G
V1B
H2R
CAM_2.9V
XSHPB
G_GND
H2B
B_GND
G_GND
B_GND
V3B
V3G
VCC
IN-
OUT
IN+
VSS
D
8
14
10
E
H
18
3
15
19
20
1
11
2
M
J
F
I
VC-288 BOARD (1/17)
L
17
4
C
B
7
6
N
16
05
13
9
A
K
12
G
5
21
XX MARK:NO MOUNT
A/D CONVERTER,TIMING GENERATOR
(AD/TG BLOCK)
(AD/TG BLOCK)
(17/17)
1
2
(13/17)
(13/17)
3
4
(17/17)
5
(5/17)
6
(16/17)
7
(2/17)
(2/17)
8
OSC CONTROL
IC1201
TIMING GENERATOR
IC1202
AGC,A/D CONV.(B)
IC1203
AGC,A/D CONV.(R)
IC1204
IC1205
AGC,A/D CONV.(G)
(PAGE 4-12)
CD-389
CN100
Q1201,1202
SW/15V
SWITCH
SWITCH
Y/CHROMA
SIGNAL PATH
REC
VIDEO
SIGNAL
54MHz
66MHz
X1201
CHCK
B_GND
R_GND
SHTB
B_GND
B_GND
G_GND
B_GND
R_GND
G_GND
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