Philips 15MF227B/27 Service Manual page 35

Scaler Schematic Diagram - VGA INPUT
Board
1 2
A
D-SUB INPUT
B
VGASCL_IN
15
VSYNC#
14
HSYNC# 13
VGASDA_IN 12
RX
11
R752
NC/100R 1/10W
C
PC AUDIO INPUT
2SJ-P523-A04
2
3
1
CN653
D
E
F
G
H
1 2
3 4
R747 NC/100R 1/10W
TX
+5V_SW
CN726
DB15 D726
BAS32L
5
10
R727 100R 1/10W
4
9 1 2
A K DCC_5V
3 BLU
8 BLU_GND D725
2 GRN BAS32L
GRN_GND
7
RED C728
1
RED_GND 100N 25V
6
R737 1K 1/10W
VGAL_IN
C735 C736 R738
330P 50V 27K 1/10W
330P 50V
R741 1K 1/10W
VGAR_IN
C739 C740 R742
330P 50V 330P 50V 27K 1/10W
TX/RX SWITCH
DV33
R757
NC/0R05 1/10W
R755
NC/20K 1/10W
TX 3 2 U0TX
Q725
NC/2N7002 FET
TX/RX_SW
DV33
R758
NC/0R05 1/10W
R756
NC/20K 1/10W
RX U0RX
3 2
Q726
NC/2N7002 FET
TX/RX_SW
3 4
7.Circuit Diagrams and PWB Layouts
5 6 7
S-A11
R728 R726 68R 1/10W
GRN
0R05 1/10W R729 68R 1/10W
R730
ZD734 75R 1/10W
NC/EGA10603V05A1-B C729
5pF
GRN_GND
R731 100R 1/10W
R725
BLU
0R05 1/10W R732 68R 1/10W
R733
ZD733 75R 1/10W
NC/EGA10603V05A1-B C732
5pF
BLU_GND
R734 100R 1/10W
R735
RED
0R05 1/10W R736 68R 1/10W
R739
ZD732 75R 1/10W
NC/EGA10603V05A1-B C737
5pF
RED_GND
R740 100R 1/10W
R743 510R 1/10W L7260U10 H
HSYNC# HSYNC
ZD730 R744
NC/EGA10603V05A1-B 2K 1/10W C741
5pF
R745 510R 1/10W L7250U10 H
VSYNC# VSYNC
ZD731 R748
NC/EGA10603V05A1-B 2K 1/10W
C742
5pF
DCC_5V
R746
10K 1/10W
R749
VGASCL_IN VGASCL
100R 1/10W
C743
NC/100N 16V
5 6 7
8 9 10
1,2,10,12,13,15 +5V_SW
2,4,5,6,7,13,14,15 DV33
1,2,3,4,5,6,7,8,9,10,12,13,14,15 AGND_AFE
C726 1N 25V SOG
C727 10N 50V GP
5 SOG
5 GP
5 GN
5 BP
5 BN
5 RP
5 RN
C730 10N 50V GN
5 HSYNC
5 VSYNC
C731 10N 50V BP
VGA VIDEO INPUT
13 VGAR_IN
13 VGAL_IN
C733 10N 50V BN VGA AUDIO INPUT
C734 10N 50V RP
5,7 U0TX
5,7 U0RX
5 GPIO_5
5 TX/RX_SW
C738 10N 50V RN
DCC_5V
C725 R750
100N 16V 4K7 1/10W
1 8
NC/NC/NC/E0/E0 VCC
2 7 VGAROMWP GPIO_5
NC/NC/E1/E1/E1 WC
VGASCL
3 6
NC/E2/E2/E2/E2 SCL
VGASDA R753
4 5
VSS SDA
33R 1/10W
U725 M24C02-WMN6TP
DCC_5V
R751
10K 1/10W
R754
100R 1/10W
VGASDA_IN VGASDA
C744
NC/100N 16V
CP NR. CL6xxxx
Title
DS 15MF237S MAIN BOARD (VGA INPUT)
Size Document Number
E157C2NKA1PMNS (715T2225-1)
C
Date: Nov 30, 2006
8 9 10
TPM1.0U LA 35
11
A
+5V_SW CN653 D1
DV33
CN726 B2
C725 D8
AGND_AFE
C726 B8
C727 B8
C728 B4
C729 B7
C730 B8
SOG
C731 B8
GP
GN C732 C7
BP C733 C8
B
BN
C734 C8
RP
C735 D2
RN
C736 D3
C737 C7
HSYNC
VSYNC C738 D8
C739 D2
C740 D3
C741 D7
C742 E7
C743 G7
C744 G9
VGAR_IN
D725 B4
VGAL_IN
D726 B4
L725 E6
L726 D6
C
Q725 F4
Q726 G4
R725 B6
R726 B7
U0TX
U0RX R727 B4
R728 B6
GPIO_5
R729 B7
TX/RX_SW
R730 B6
R731 B7
R732 B7
R733 C6
R734 C7
R735 C6
R736 C7
R737 C2
R738 D3
D
R739 C6
R740 D7
R741 D2
R742 D3
R743 D6
R744 D6
R745 E6
R746 F7
R747 A4
R748 E6
R749 F6
R750 D9
R751 F9
R752 B1
R753 D9
R754 F9 E
R755 F3
R756 F3
R757 F4
R758 F4
U725 D8
ZD725 B3
ZD726 D2
ZD727 D2
ZD728 F6
ZD729 F8
ZD730 D6
ZD731 E6
ZD732 C6
ZD733 C6
ZD734 B6
F
ZD735 B3
ZD736 C2
G
H
Rev
1
Sheet 11 of 15
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