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32
TPM1.0U LA
Scaler Board Schematic Diagram-VGA/PC AUDIO INPUT
1
2
A
DB15
R747
CN726
NC/100R 1/10W
10
VGASCL_IN
15
5
9
VSYNC#
14
4
BLU_GND
8
HSYNC#
BLU
13
3
GRN_GND
7
VGASDA_IN
GRN
12
2
B
RED_GND
6
RED
11
1
R752
NC/100R 1/10W
U0RX
D-SUB INPUT
FB725
C
1
2
600R/200mA
2SJ-P523-A04
2
3
1
CN727
FB726
D
1
2
600R/200mA
PC AUDIO INPUT
DCC_5V
E
R746
10K 1/10W
R749
VGASCL_IN
VGASCL
100R 1/10W
C743
NC/100N 16V
F
DCC_5V
R751
10K 1/10W
R754
VGASDA_IN
VGASDA
100R 1/10W
C744
NC/100N 16V
G
H
1
2
3
4
5
NEARLY VGA CONNECTOR
+5V_SW
U0TX
D726
BAS32L
R727 100R 1/10W
GRN
1
2
A K
DCC_5V
D725
BAS32L
C728
100N 25V
GRN_GND
BLU
BLU_GND
R737 1K 1/10W
VGAL_IN
C735
C736
R738
330P 50V
330P 50V
27K 1/10W
RED
RED_GND
R741 1K 1/10W
VGAR_IN
C739
C740
R742
330P 50V
330P 50V
27K 1/10W
3
4
5
7. Circuit Diagrams and PWB Layouts
6
7
S-12
NEARLY MT5372
C726 1N 25V
R728
R726 68R 1/10W
C727 10N 50V
0R05 1/10W
R729 68R 1/10W
R730
ZD734
75R 1/10W
NC/EGA10603V05A1-B
C729
5pF
C730 10N 50V
R731 100R 1/10W
R725
C731 10N 50V
0R05 1/10W
R732 68R 1/10W
R733
ZD733
75R 1/10W
NC/EGA10603V05A1-B
C732
5pF
C733 10N 50V
R734 100R 1/10W
R735
C734 10N 50V
0R05 1/10W
R736 68R 1/10W
R739
ZD732
75R 1/10W
C737
NC/EGA10603V05A1-B
5pF
C738 10N 50V
R740 100R 1/10W
R743 510R 1/10W
L726
0U10 H
HSYNC#
HSYNC
ZD730
R744
NC/EGA10603V05A1-B
C741
2K 1/10W
5pF
R745 510R 1/10W
L725
0U10 H
VSYNC#
VSYNC
ZD731
R748
NC/EGA10603V05A1-B
2K 1/10W
C742
5pF
DCC_5V
GPIO_5(PC DDC EEPROM write control):
write_enable: Low
write_disable: High
C725
R750
4K7 1/10W
100N 16V
1
8
NC/NC/NC/E0/E0
VCC
VGAROMWP
GPIO_5
2
7
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
TP738
6
7
8
9
10
+5V_SW
1,2,13,14,15,16,17
+5V_SW
DV33
2,3,4,5,6,7,11,13,14,16
DV33
SOG
AGND_AFE
1,2,3,4,5,6,7,8,9,10,11,13,14,15,16,17
AGND_AFE
GP
U0TX
5,7
U0TX
U0RX
5,7
U0RX
SOG
5
SOG
GP
5
GP
GN
5
GN
BP
5
BP
GN
BN
5
BN
RP
5
RP
RN
5
RN
HSYNC
5
HSYNC
VSYNC
5
VSYNC
BP
VGA VIDEO INPUT
BN
VGAR_IN
14
VGAR_IN
VGAL_IN
14
VGAL_IN
RP
VGA AUDIO to Audio Codec
RN
U0TX
5,7
U0TX
U0RX
5,7
U0RX
GPIO_5
5
GPIO_5
8
9
10
11
A
CN726 B2
CN727 C1
C725 G5
C726 A8
C727 B8
C728 B4
C729 B6
C730 B8
C731 B8
C732 C6
C733 C8
C734 C8
C735 C3
B
C736 C3
C737 D6
C738 D8
C739 D3
C740 D3
C741 E7
C742 F7
C743 F2
C744 G2
D725 B4
D726 A4
FB725 C3
FB726 D3
L725 E7
L726 E7
R725 B6
C
R726 A7
R727 B3
R728 B6
R729 B7
R730 B6
R731 B7
R732 B7
R733 C6
R734 C7
R735 C6
R736 C7
R737 C3
R738 C4
R739 D6
R740 D7
R741 D3
D
R742 D4
R743 E6
R744 E7
R745 E7
R746 E2
R747 A3
R748 F7
R749 E2
R750 G7
R751 F2
R752 B1
R753 G7
R754 G2
TP725 A2
TP726 A2
TP727 A2
E
TP728 A2
TP729 A1
TP730 A1
TP731 A1
TP732 A1
TP733 A1
TP734 C2
TP735 D2
TP736 A2
TP737 B3
TP738 G7
U725 G6
ZD725 B3
ZD726 C2
ZD727 D2
F
ZD728 F2
ZD729 G2
ZD730 E6
ZD731 E6
ZD732 C6
ZD733 C6
ZD734 B6
ZD735 B3
ZD736 B1
G
H
11
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