Read Sony DCR-TRV940 / DCR-TRV940E / DCR-TRV950 / DCR-TRV950E Service Manual online
DCR-TRV940/TRV940E/TRV950/TRV950E
COVER
COVER
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
R:REC MODE
P:PB MODE
R3.5/P1.7
R3.2/P1.7
0
R0.1/P2
R3.2/P1.7
3.2
R3.5/P1.7
R3.3/P1.7
R3.5/P1.7
R3.5/P1.7
R3.5/P1.7
R3.5/P1.7
R3.5/P1.7
R0.1/P2
R4.7/P2.4
4.6
2.8
0.9
1.9
R1.9/P0
R1.8/P0
R1.8/P0
1.9
R0.8/P0
R1/P0
4.5
R3.2/P3
1.8
1.3
R2.2/P1.4
2.8
2.8
R2.9/P2.5
R2.9/P2.5
4.6
2.8
R2.9/P2.1
0
2.8
R1/P0
0
R0.9/
P2.5
P2.5
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
and the Transistors with mark,are
not possible.
R3.4/P2.1
R1.3/P2.6
2.7
4.5
4.6
1.4
2.8
R2.6/
P1.4
R0.3/P1
4.6
R0.3/P1.3
R0.3/P1.3
R0.3/P1.3
R0.3/P1.3
R0.3/P1.3
R0.3/P1.3
0.1
1.9
2.7
R2.9/P2.1
R0.5/P1.3
R0.2/P0.7
R2.3/P1.9
R2.2/P2.7
2.8
2.8
R4.3/P2.2
7
10
9
8
11
ADDT3
VSP_SO
CTRL0
RECCK
REG_GND
ADDT4
PLLMSK
RECDT
PLLSW
CTRL1
ALL_PS
REC_CRRT1
SW_PS
RF_IN
D_1.9V
ADDT2
RECA1
RF_MON
XVSP_SCK
RECA2
ADDT0
RP_4.6V
RP_2.8V
SWP
XCS_TRF
REC_CRRT0
ADDT5
PBCK
ADDT1
10k
R1907
6800
R1902
0.5%
220
R1918
150k
R1904
10k
R1911
10k
R1901
0
R1922
0.5%
9100
R1914
0.5%
24k
R1906
4700
R1910
0.5%
220
R1916
0.5%
XX
R1920
0.5%
9100
R1913
0.5%
XX
R1921
1M
R1903
22k
R1912
470
R1908
0.5%
220
R1917
22k
R1915
0.5%
220
R1919
10P
CN1901
1
2
3
4
5
6
7
8
9
10
0.01u
C1902
1u
C1906
0.1u
C1903
0.01u
C1914
0.1u
C1927
0.1u
C1926
0.01u
C1923
0.01u
C1924
0.01u
C1911
0.01u
C1901
10V
1u
C1904
0.01u
C1922
0.01u
C1918
0.01u
C1909
0.01u
C1907
0.01u
C1905
0.1u
C1921
0.1u
C1913
XX
C1925
0.01u
C1919
470p
C1916
0.033u
C1915
0.1u
C1920
47p
C1917
47p
C1912
EC3101C-PM-TL
Q1901
1
4
3
2
10uH
L1902
10uH
L1901
10uH
L1903
FB1901
10V
10u
C1908
CXA2071R-T4
IC1901
1
CP TC2
2
F
AST ACCESS
3
PLL GND
4
PD HOLD
5
REC DA
T
A
6
PLL VCC
7
REC XP
8
AD A VCC
9
LOCK MON
10
VRB
11
VR
T
12
AD A GND
13
CLK
14
AD D VCC
15
DATA0
16
DATA1
17
DATA2
18
DATA3
19
DATA4
20
DATA5
21
AD D GND
22
XSCK
23
VDD
24
SI
25
XCS
26
S IO GND
27
A
TF3
28
A
TF2
29
A
TF1
30
I/O VCC
31
JSWP
32
A
TF OUT
33
BUF VCC
34
BUF OUT
35
AGC VCC
36
AGCTC1
37
AGCTC2
38
AGC GND
39
DC_TC1
40
DC_TC2
41
TESTIN
42
IN
43
F VCC
44
DECUP
45
R REF3
46
R REF2
47
F GND
48
CP TC1
CXA2072R-T4
IC1902
1
XE
2
YE
3
D2E
4
GND
5
DIO
6
XO
7
YO
8
D2O
9
GND
10
D1L
11
XL
12
YL
13
D2L
14
GND
15
GND
16
GND
17
FBDP_R
18
PEAKT_IR
19
PEAKI_IR
20
RECI_IR
21
PB_IR
22
RECCONT_E
23
RECCONT_O
24
CL
25
CO
26
CE
27
PBYOUT
28
VCC2
29
PB X OUT
30
GND
31
RECA2
32
VCC3
33
RECA1
34
PBSW_PS
35
CONT0
36
CONT1
37
ALL_PS
38
TEST
39
VDD
40
CLK
41
GND
42
D
ATA
43
VCC1
44
NC
45
GND
46
GND
47
GND
48
D1E
R1905
68
LND192
A
470p
C1910
SWP
RECA1
XCS_TRF
RECA1
SW_PS
REC_CRR
T1
REC_CRR
T0
SW_PS
VSP_SO
XCS_TRF
ALL_PS
SWP
ALL_PS
XVSP_SCK
RECDT
RECDT
CTRL1
CTRL1
PLLMSK
RECCK
PLLSW
VSP_SO
PLLSW
RECA2
REC_CRRT1
REC_CRRT0
RECCK
XVSP_SCK
CTRL0
RECA2
PLLMSK
CTRL0
RECDT
SWP
YODD
YEVEN
XODD
GND
GND
GND
YSDL
XSDL
XEVEN
GND
VIDEO HEAD
EVEN
ODD
J-
MECHANISM
(1/2)
MECHANISM
(1/2)
D
8
14
10
E
H
3
15
1
11
2
F
VC-288 BOARD (9/17)
4
C
B
7
6
16
05
13
9
A
12
G
5
REC/PB AMP(RF BLOCK)
XX MARK:NO MOUNT
IC1901
EQ,A/D CONV.,PLL
REC/PB AMP
IC1902
(17/17)
96
89
(7/17)
97
(13/17)
(16/17)
99
(13/17)
98
AUDIO
REC
PB
SIGNAL
SERVO
Y/CHROMA
SIGNAL PATH
SIGNAL
VIDEO/AUDIO/
VIDEO SIGNAL
REC
PB
REC/PB
Ref.signal
VRB
4-29
4-30
VC-288 (9/17)
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.
4-2. 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
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