Extension Board: Video Input - Philips QCG1.0S Service Manual

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Circuit Diagrams and PWB Layouts

Extension Board: Video input

5
AV _YIN
JACK1
9
RCA_CVBS_IN
6
7
8
11
10
5
1
2
D
3
4
TYCO_1566504_4_5P
P1
G1
BNC_CVBS_IN
P2
G2
P2
J1
P1
G1
CBNC2P-YKC31-0184ON6_0
AV_CIN
L6
C14
R16
100pF/6
75R/2010
C
L7
0R/6
C18
R22
100pF/6
75R/2010
+5VS
+5VS
Q68
3415/SOT23
S
D
+
B
+5VS
R551
1K/6
R552
10K/6/NC
Q69
2
9
CYNC_ENABLE
MMBT3904
R553
4.7K/6
A
5
QCG1.0S LA
10.
4
L1
0R/6
R2
+5V_SW
L2
6
VCC
121A4/8
C4
22uF/50V
5
GND
C3
+
0.1uF/6
4
IN
L3
0R/6
C7
0.1uF/6
R7
10R/6
NC 4/29
L4
0R/6
CVBS_OUT
+5VC
R11
10K/6
C11
R13
Q1
0R/6
1
2
2
SCIN
4
MMBT3904
47uF/25V
100R/6
R15
R17
4.7K/6
+5VC
SYIN
4
R20
10K/6
C19
R23
Q2
1
2
2
MMBT3904
47uF/25V
100R/6
R27
R28
4.7K/6
L81
+5VC
121A4/8/NC
+5VC
L8
+5VC
121A4/8
R30
10K/6
C21
R31
R34
0R/6
DSUB_AHIN
1
2
3,4
DSUB_AHIN
C269
0.1uF/6
47uF/25V
100R/6
R32
15K/6
U39
+5VC
NC7SB3157P6X_NL/NC
DSUB_AHIN
3
5
B0
VCC
DSUB_GIN
1
4
4
DSUB_GIN
B1
A
SOG_SW
2
6
SOG_SW
4
GND
S
C274
0.1uF/6/NC
+5VC
R533
10K/6
C253
R534
1
2
2
2,4
BNC_Y
47uF/25V
100R/6
R535
4.7K/6
4
EN 57
3
CVBSIN
4
4.7K/6
R3
NC
U1
C2
100uF/25V
1
PS
2
1
2
OUT
3
SAG
C5
47uF/25V
MM1671
1
2
R8
1.1K/6
R9
75R/2010
2
C10
0.1uF/6
C12
0.47uF/6
680R/6
R18
+5VC
1.8K/6
C15
470pF/6
C16
0.1uF/6
U3
C17
PI5V331QE
0.1uF/6
6
7
1B1
1A
5
9
1B2
2A
CSYNC _IN
4
1B3
3
14
R24
0R/6
1B4
S0
2
R26
0R/6
S1
10
2B1
11
1
2B2
1OE
680R/6
12
15
2B3
2OE
13
2B4
R29
1.8K/6
Control
CVBS
S-VIDEO
Pins
C20
0.1uF/6
CSYNC_SEL
L
L
Q3
2
MMBT3904
VIDEO_SEL
L
H
R33
680R/6
R36
R35
2.2K/6/NC
1.8K/6
C252
0.1uF/6
Q61
MMBT3904
R536
680R/6
R537
1.8K/6
3
2009-Feb-20
2
SYNC_CNT 4
D3
UDZ5V6B
+5VC
D4
L5
C8
121A4/8
0.1uF/6
1
1SS355
R10
560K/6
U2
1
8
CVBS_SYNC_OUT
VCC
2
7
CVBS_IN
OD/EVN
3
6
V_SYNC_OUT
RSET
4
5
GND
BRST/BK
NS_LM1881_SOP_8P
R14
C13
560K/6
0.1uF/6
VIDEO_SEL 9
CSYNC_SEL 9
CSYNC
BNC_Y
H
H
L
H
+5V_SW
+5V_SW
3,4,9
TechView International Technology Inc.
No.361,5F.,Fu-Sing 1 Rd.,Gueishan Hsiang, Taoyuan, Taiwan
Title :
01.VIDEO INPUT
SCH File Name :
Standard Circuit Design
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Approval:
Check:
D
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Friday, January 09, 2009
2
1
D
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B
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Tel :+886-3-3287088
Fax:+886-3-3288066
Document Number:
<Doc>
Rev :
B2A
Size :
Custom
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Draw:
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18430_521_090204.eps
090204

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