Scaler Board: Itv I/F (S-A11) - Philips 26TA2800/93 Service Manual

32 TPS1.1A LA
Scaler Schematic Diagram -
Board
1
S-A11
Power for I-BOARD (Level 2)
A
CN7401
1 +12V_ITV
2
3
63172 3P 2.5mm(NC)
B
Control I/F for I-BOARD (Level 2)
3,8 I2C_SCL
3,8 I2C_SDA
C
2nd Control I/F (Level 2)
D
I2C_SCL
I2C_SDA
E
PORT for Level 1
R7416 100R(NC)
8 RXD1
R7417 100R(NC)
8 TXD1
F
G
H
1
ITV I/F
http://jdwxzlw.5d6d.com/?fromuser=森林
2 3 4
FB7401
1 2
+5V_ITV
120R(NC)
C7401 C7402 C7403
0.1uF(NC) 0.1uF(NC)
470uF 25V(NC)
+5V_ITV
CN7403
1
2
3
4
63384 4P 2.00MM(NC)
100P(NC)
+5V_ITV
CN7404
1
2
3
4
63384 4P 2.0MM(NC)
+5V_STBY
TH7401
PTCR(NC)
CN7405
4
3
2
1
61264 4P 2.5mm(NC)
2 3 4
7. Circuit Diagrams and PWB Layouts
5 6 7
Video I/F for I-BOARD (Level 2)
CN7402
CVBS_TERR_OUT
1
2
3 R7401 100R(NC) CVBS_VSYNC
R7402 100R(NC) CVBS_HSYNC
4
5
BC858CG(NC)
63385 5P 2.0mm(NC) 1
Q7402
FB7402
R7405 470R(NC)
+5V_ITV 1 2
600R(NC)
C7404 C7405 R7406
0.1uF(NC) 10U 10V(NC)
10K(NC)
Q7401
2
BC847C(NC)
R7407 0R(NC)
8 CVBSOut
C7406 10uF(NC) R7409
10K(NC)
CVBS Sync Slicer (Level 2)
+5V_ITV
C7407
470N(NC)
R7410
R7411 10K(NC)
C7408 R7412 470K(NC) C7410
C7409
120K 1%(NC) 470N(NC)
2N2(NC)
+5V_ITV
R7413 U7401
10K(NC) 家电维修资料网 BA7046F(NC)
1 8
H. Osc. Res. Phase O/P C7413
CVBS_HSYNC 2 7
Hd O/P VCC
3 6 R7415
SYNC O/P Video I/P
CVBS_VSYNC R7414 470K(NC)
4 5
Vd O/P GND
1uF(NC)
5 6 7
免费下载各种维修资料
8 9
R7403
75R(NC)
R7404
75R(NC)
R7408
75R(NC)
+5V_ITV
FB7403
120R(NC)
C7411 C1211
47uF 25V(NC)
22N(NC)
330R(NC) CVBS_TERR_OUT
C7414
1N(NC)
CP NR. CL6xxxx
Title
Size
C
Date:
8 9
10 11
A
CN7401 A1
CN7402 A5
CN7403 C2
CN7404 D2
CN7405 F3
C1211 D8
B
C7401 A2
C7402 A2
C7403 A3
C7404 B5
C7405 B6
C7406 C5
C7407 D7
C7408 D5
C7409 D6
C7410 D7
C7411 D7
C7413 E7
C7414 E7
FB7401 A2
FB7402 B5
FB7403 D7
C
Q7401 B6
Q7402 B7
R7401 A5
R7402 A5
R7403 A7
R7404 B7
R7405 B6
R7406 B6
R7407 B5
R7408 B7
R7409 C6
R7410 D6
R7411 D6
R7412 D5
R7413 D5
R7414 E6 D
R7415 E7
R7416 F2
R7417 F2
TH7401 E3
U7401 D5
ZD7401 F3
ZD7402 F2
ZD7403 F2
E
F
G
H
AL2 26TA2800 MAIN BOARD(ITV I/F)
Document Number Rev
1
E267G1ND8WPHNS (715T2441-1)
January 05, 2007 Sheet 11 of 16
10 11