Sony TRV39 - MiniDV 1Megapixel Camcorder Service Manual page 15

DCR-TRV38/TRV38E/TRV39
COVER
COVER
For Schematic Diagram
• Refer to page 4-87 for printed wiring board.
2
1
VC-315 BOARD(10/17)
VIDEO IN/OUT AGC(RF BLOCK)
A
XX MARK:NO MOUNT
19
(1/17) IC1901_Y_OUT
B
VIDEO_I/O
60
(8/17) S_C_I/O
S_Y_I/O
Q1901
2SC5658T2LQ/R
C
R1910
4700
SDC_IN
R1901 C1901
4700 0.01u
B
D
68
(13/17)
XVIDEO_IN
XCS_IC1901
XCS_IC1901
VD_SO
VD_SO
VD_SCK
E
VD_SCK
F
IC1901_C_OUT
IC2101_Y_OUT
26
(4/17)
IC2101_C_OUT
ACC_CONT
ACC_CONT
AGC_CONT
AGC_CONT
VD_SO
VD_SO
69
G
(17/17)
VD_SCK
VD_SCK
16
VC-315 (10/17)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS VC-315 (-11) SIDE A VC-315 (-11) SIDE A
3 4 5
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
VIDEO_I/O
S_C_I/O
S_Y_I/O
4.6
R1902
100
0
RB1903
33
0
R1903
220k
C1904
0.22u
B
C1905
2.7
1u B
Q1902
2.7 DTA144EMT2L
SWITCH
-0.6
RB1904
33
Q1903
UP04501008S0
VIDEO MUTE
0 0
6 3
R1908
1k -0.6
2
5
-0.6
1 4
R1909
1k
C1902
XX
SIGNAL PATH
REC
PB
4-51
VC-315 (-11) SIDE B VC-315 (-11) SIDE B
6 7 8
FB1901 0uH
L1901
10uH
C1913
1u
20
B
36 35 34 33 32
21
R1904
22k
0.5%
0
37 IR
38 MAIN_GND1
2.2u B
C1909
1.3 22
39 Y_IN1
40 MAIN_GND2 IC1901
C1903 0.033u B
0
41 SYNC_SEP_TC
C1908 2.2u B
1.3
VIDEO IN/OUT AGC
42 Y_IN2 23
2.2
43 CLAMP_TC1
AN2225NFHQBA
44 Y_IN3
0
45 CLAMP_TC2
C1910 2.2u B
1.3
46 Y_IN4
C1906 1u B 24
0
47 Y_GCA_CONT
0
48 C_IN1
C1907
0.01u
B
25
1 2 3 4 5
R1907
R1906
1k
1k
C1914
C1911
0.01u
1u
B
B
C1912
4.7u
B
C1915
0.1u
B
VIDEO SIGNAL
CHROMA Y Y/CHROMA
VC-315 (-12) SIDE A VC-315 (-12) SIDE A VC-315 (-12) SIDE B VC-315 (-12) SIDE B
9 10
L1902
31 30 29 28 27 26 25
10uH
C1922
4.7u
19
B
C1919
220u
IR_V_OUT 24
4V
4.6
TA B
V_VCC 23
1.3
DRV_V_OUT 22
R0/P1.3
V_INV 21
C1920
2.2u
B
V_GND 20
C1921
220u
Y_GND 19
4V
1.3
TA
B
18 DRV_Y_OUT 18
IC1901
1.3
Y_INV 17
C1916
4.6
2.2u B C1923
Y_VCC 16
4.6
C_VCC 15
C1917 0.01u B
0
DRV_C_OUT 14
0
16
17 SDC 13
R1905
C1918 10k
0.01u
B
6 7 8 9 10 11 12
4-52
11 12
A_4.6V
D_2.8V
70
(17/17)
REG_GND
RB1906
1k
DR_V_OUT
DR_Y_OUT
R1911
2200
22p
CH
DR_C_OUT