Acer A221HQV Service Manual page 72

8.3.1.7 ACER_LCD_A211H/A221HQ (1A1D1H) _SCHEMATICS_INTERFACE_BD_PANEL INTERFACE & KEY
1 2 3
LVB0M
LVB0M
LVB0P
LVB0P
LVB1M
LVB1M
LVB1P
LVB1P
LVB2M
LVB2M
A
LVB2P
LVB2P
LVBCKM
LVBCKM
LVBCKP
LVBCKP
LVB3M
LVB3M
LVB3P
LVB3P
LVA0M
LVA0M
LVA0P
LVA0P
LVA1M
LVA1M
LVA1P
LVA1P
B
LVA2M
LVA2M
LVA2P
LVA2P
LVACKM
LVACKM
LVACKP
LVACKP
LVA3M
LVA3M
LVA3P
LVA3P
C
P3P3V
D
R0402 R0402
R508 R508 100_1% 100_1%
POWER ORANGE_LED1
BLUE_LED2
E
KEY2
D356 D356 KEY1
MMSZ5232BS MMSZ5232BS
SOD323 SOD323
FOR H233 POWER KEY 4PIN and X233 KEY 6PIN
F
R370 R370
P3P3V
Q305 Q305
R366 R366 4K7_5% 4K7_5% MMBT3906 MMBT3906
R0402 R0402 SM-PNP SM-PNP
LED_1 R365 R365 10K_5% 10K_5%
R0402 R0402
R360 R360
P3P3V
G
Q308 Q308
R367 R367 4K7_5% 4K7_5% MMBT3906 MMBT3906
R0402 R0402 SM-PNP SM-PNP
LED_2 R364 R364 10K_5% 10K_5%
R0402 R0402
1 2 3
:
4 5 6 7
P3P3V
P310 P310
POWER1 1
ORANGE_LED1 2
BLUE_LED2
3
KEY2_SCL R503 R503 NC/100_1% NC/100_1% R 0402 R 0402 KEY2 4
KEY1_SDA R504 R504 NC/100_1% NC/100_1% R 0402 R 0402 KEY1 5
6
NC/A-POINT 6PIN NC/A-POINT 6PIN
DF100-6P DF100-6P
FOR V273 KEY 6PIN
P309 P309
POWER1 1 POWER
2 ORANGE
3 BLUE
4 GND
5 KEY2
6 KEY1
R500 R500 1K_5% 1K_5% R0402 R0402
OSDKEY_EN
/ATTN R502 R502 0_5% 0_5% R0402 R0402
A2001WV2_06_JWT A2001WV2_06_JWT
/ATTN KEY2_SCL R368 R368 100_1% 100_1% R0402 R0402
CN20-6 CN20-6 KEY1_SDA R362 R362 100_1% 100_1% R0402 R0402
330_5% 330_5%
R0402 R0402 ORANGE_LED1
C368 C368
0.1uF_16V 0.1uF_16V
CM0402 CM0402
330_5% 330_5%
R0402 R0402 BLUE_LED2
C369 C369
0.1uF_16V 0.1uF_16V LED_1
LED_1
CM0402 CM0402 LED_2
LED_2
KEY2_SCL
KEY2_SCL
KEY1_SDA
KEY1_SDA
4 5 6 7 8
8 9 10 11 12
P307 P307
32
31
LVB0M
30
LVB0P 29
LVB1M 28
LVB1P 27
LVB2M
26
LVB2P
25
24
LVBCKM 23
LVBCKP 22
LVB3M
21
LVB3P 20
LVA0M 19
LVA0P 18
17
LVA1M
16
LVA1P 15
POWER 14
ORANGE LVA2M 13
LVA2P
BLUE 12
KEY2 LVACKM 11
KEY1 LVACKP 10
GND LVA3M 9
VLCD
LVA3P 8
7
6
5
VLCD
4
3
2
1
C375 C375 + + R412 R412
AFN300-N2G11_P-TWO AFN300-N2G11_P-TWO
100uF_16V 100uF_16V 100_5% 100_5%
EC25-63 EC25-63 R0402 R0402 FFC-FPC-30P-100 FFC-FPC-30P-100
P3P3V
C392 C392
0.1uF_16V 0.1uF_16V
CM0402 CM0402
P306 P306
1 KEY Vin
2 GND
3 ATTN
SCL
4
5 SDA
6 GND
A-POINT 6PIN A-POINT 6PIN
D352 D352 D353 D353 C394 C394 C393 C393 DF100-6P DF100-6P
MMSZ5232BS MMSZ5232BS MMSZ5232BS MMSZ5232BS 47pF_25V 47pF_25V 47pF_25V 47pF_25V
SOD323 SOD323 SOD323 SOD323 CM0402 CM0402 CM0402 CM0402
FOR H233 OSD KEY 6PIN
9 10 11 12
PCB No.
13
A
B
C
D
E
F
G
13
L9141-1
ACER A211H/A221HQ 70
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