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15" LCD Color Monitor AOC 152V
6. Schematic
6.1 Main Board
715G1558-3-2
TSUM16AK XGA/SXGA
SCHEMATIC
LVDS OUTPUT
B3 B4
+5V RIN RIN
GNDR GNDR
GIN GIN
GNDG GNDG
SOG SOG
+5V BIN BIN
GNDB GNDB
HSY NC HSY NC VCC1.8 VCC3.3 +5V +12V
VSY NC VSY NC
DDCA_SDA DDCA_SDA
DDCA_SCL DDCA_SCL
DET_VGA DET_VGA
DDC_WP DDC_WP VCC1.8
R+ R+
R- R- Vcc3.3
G+ G+
G- G- +5V
B+ B+
B- B- +12V
CLK+ CLK+
CLK- CLK-
DDCD_SDA DDCD_SDA
DDCD_SCL DDCD_SCL
DET_DVI DET_DVI
3.INPUT
B5
PA[0..7]
PA[0..7] PA[0..7]
PA[8..13]
PA[8..13] PA[8..13]
PA[14..19]
PA[14..19] PA[14..19]
PB[0..5]
PB[0..5] PB[0..5]
+12V PB[6..11]
PB[6..11] PB[6..11]
PC5V PB[12..23]
PB[12..23] PB[12..23]
+3V3 GPO[0..4]
GPO[0..4] GPO[0..4] VLCD VLCD_12V
VCC1.8
ESP ESP
+5V
OSP OSP VLCD
VCC5V B2
on_BACKLIGHT on_BACKLIGHT VLCD_12V
VCC3.3
on_Panel on_Panel
on_PANEL_12V on_PANEL_12V
+12V
PC5V
+3V3
VCTRL VCTRL 5.PANEL INTERFACE
VCC1.8
+5V Adj_BACKLIGHT Adj_BACKLIGHT
VCC5V
VCC3.3 VLCD VLCD_12V
Title
VLCD 4.SCALER
TSUM16AK
VLCD_12V Size Document Number Rev
2.POWER B TOP A
Date: Monday , May 09, 2005 Sheet 0 of 5
16
15" LCD Color Monitor AOC 152V
+5V
U701
SOT-223
NC/LT1117-18
+3V3 H1 H2 H3
R702
VCTRL 4
3 2
VI VO +3V3
8
7
6
8
7
6
8
7
6
51 1/16W
4 9 5 9 5 9 5
GN D
8
7
6
8
7
6
8
7
6
C701 VO C703 + C704 9 5 4 9 5 4 9 5 4
4 4 4 VCC1.8
1
2
3
1
2
3
1
2
3
NC 100uF/25V NC TP TP TP + C702
1
1
2
3
1
2
3
1
2
3
VCC1.8 4
4.7uF/16V
D701
BL_ADJ(DC) R31 C51 R32 R29 R33 Q4
C
0V ~ 3.3V 4.7K 1UF 0 X X X 1N4148
0V ~ 5V 4.7K 1UF X 1K 4.7K MMBT3904 B R703
Q702
BL_ADJ R31 C32 2K 1/16W
P W M 47 N.C D702 CHT2907
E
D C 4K7 1uF
1N4148
C705
+5V +
1uF/16V R704
+12V
R708 100 1/16W VCC3.3
+5V
+12V 4 CN701
10K 1/16W
C706 C707
GND VCC3.3 4
+ 1 2 BL_ON R710 NC R711
0.1uF GND 3 4 BL_ADJ
100uF/25V +12V 5 6 +12V 10K 1/16W +5V PC5V Recommond to used "Blue" parts circuit
+5V GND 7 8 GND C711
+5V 9 10 +5V R712 4.7K 1/16W for VCC1.8V if you want to suppoert DDC
3,4 +5V on_BACKLIGHT 4 3,4 +5V PC5V 3
GND 11 12 GND 0.1uF function when system power off
Q703
PMBS3904
R732 R709
C710 CONN
C709 + +5V 10 1/16W 0 1/16W
0.1uF 100uF/25V VCC5V
3,4 +5V
2
1
D704(SSM12L) Vf=0.38V and If=1A.
R701 D704
So when system power on, the D703
1K 1/16W
system loading is about 400mA SMAL140 BAT54C TO-263
R706 NC R705 4.7K 1/16W (3.3V is about 200mA and 1.8V is U702 VCC3.3
about 200mA), So D35 changed
3
3 2
VIN VOUT VCC3.3 4
from 1N4148(or BAT42) to 4
4 Q701 C708 1 VOUT
Adj_BACKLIGHT SSM12L(schottky diode). ADJ
R707 PMBS3904 1uF R713 C712
4.7K 1/16W C713 AIC1084-33PM + C714
P.S: The 1N4148 Vf=0.7V~1V can't meet NC
0.1uF 100uF/25V 0.1uF
LDO spec. The BAT42, Vf is OK but the
If=200mA(forward current) can not
R720 0 1/16W
meet current spec.
12/21 MODIFY
+3V3 +3V3
For RSDS and Panel VCC=12V
+5V
VLCD
+5V +5V +12V VLCD_12V
VLCD 5
+5V +3V3 +5V +12V
VLCD_12V 5
R714 R715
R716 R717 R718 R729 R719
10K 1/16W NC R730
10K 1/16W R721 R722 NC/10K NC/10K NC/10K R731
NC Q704
R723 51K 1/16W AO3401L 0 1/16W NC Q705 0 1/16W NC
R724 51K AO3401L
R725
Q706 R726 NC/4K7 C716
4 on_Panel
4.7K 1/16W C715 Q707
PMBS3904 4 on_Panel_12V
0.1uF
C718 0.1uF + C717 R727 PMBS3904
C720 + C719 R728
0.1uF 10uF/16V 10K 1/16W Title
NC/0.1uF NC/10uF/16V NC/4K7
TSUM16AK
Size Document Number Rev
B POWER A
Date: Monday , May 09, 2005 Sheet 1 of 5
17
15" LCD Color Monitor AOC 152V
CN405
17
DB15 FB410 0 1/16W
11 1 RED+ R434 56 1/16W C432 0.047uF
RED- RIN 4
6
12 2 GREEN+ FB411 0 1/16W R435 56 1/16W C433 0.047uF
GREEN- GIN 4
7
13 3 BLUE+ FB412 0 1/16W R436 56 1/16W C434 0.047uF
BLUE- BIN 4
8
14 4 PC5V R437 470 1/16W C435 0.047uF
75 1/16W
75 1/16W
SOG 4
R440
9 PC5V R438
R439
15 5 VGA_CON
10 75 1/16W
R441 100 1/16W C436 0.047uF
GNDR 4
16
R442 100 1/16W C437 0.047uF
GNDG 4
R443 100 1/16W C438 0.047uF
GNDB 4
3
3
3
D403 D404 D405 +5V
BAV99 BAV99 BAV99
D406
+5V 2,4
ESD_5V
MLL5232B 5.6V R444
C439 0.1uF C440 0.1uF C441 0.1uF
10K 1/16W
2
1
2
1
2
1
R445 100 1/16W +5V PC5V
DET_VGA 4
2
1
HSI FB409 120 OHM R446 1K 1/16W
HSY NC 4
VSI R447 1K 1/16W D407
VSY NC 4
BAV70
D408 D409 R448 C442 R449 C443 D410
3
MLL5232B 5.6V MLL5232B 5.6V MLL5232B 5.6V
2.2K 1/16W 33pF 2.2K 1/16W 220pF R450 R451 R452
10K 1/16W U404 C444
10K 1/16W 10K 1/16W 8 1
7 VCC A0 2 0.1uF
SCL_VGA R453 100 1/16W 6 WP A1 3
SDA_VGA R454 100 1/16W 5 SCL A2 4
SDA GND
VCC5V
CN406 M24C02
D411 D412
4 DDCA_SDA
25 R471 MLL5232B 5.6V MLL5232B 5.6V
R 4 DDCA_SCL DDC_WP 4
26
G 27 10K 1/16W +5V DVI5V
B 29
RGB GND
2
1
28
HSY NC 8
VSY NC 15 R458 100 1/16W
SY NC GND DET_DVI 4
6 SCL_DVI R455 100 1/16W DVI5V D413
DDC SCL 7 SDA_DVI R456 100 1/16W R457 10K 1/16W
DDC SDA 14 DVI5V BAV70
+5V 16 HPD
HPD
3
11
1/3shield 3 R472 D426 D414 D415 D416 C445 R459 R460 R461
2/4shield 19 LL5232B 5.6V 5% LL5232B 5.6V 5% LL5232B 5.6V 5% LL5232B 5.6V 5% 10K 1/16W U405 C446
0/5shield 22 NC 0.1uF 10K 1/16W 10K 1/16W 8 1
clk shield 7 VCC A0 2 0.1uF
18 DAT0+ R462 10 1/16W 6 WP A1 3
DAT0+ DAT0- B+ 4 SCL A2
17 R463 10 1/16W 5 4
DAT0- DAT1+ B- 4 SDA GND
10 R464 10 1/16W
DAT1+ DAT1- G+ 4
9 R465 10 1/16W
DAT1- DAT2+ G- 4
2 R466 10 1/16W M24C02
DAT2+ DAT2- R+ 4 4 DDCD_SDA
1 R467 10 1/16W
DAT2- R- 4 4 DDCD_SCL
13
DAT3+ 12
DAT3- DDC_WP 4
5
DAT4+ 4
DAT4- 21 +5V
DAT5+ 20 R473
DAT5- 23 DCLK+ R468 10 1/16W
clk+ DCLK- CLK+ 4
24 R469 10 1/16W NC
clk- CLK- 4