Acer A221HQV Service Manual page 77

8.3.2.5 ACER_LCD_A211H/A221HQ(1A1D)_SCHEMATICS_INTERFACE BOARD_SCALER:
1 2 3
A
P3P3V V33P
P3P3V
KEY_POWER 1 2 L307 L307
R352 R352 100KR2J-1-GP 100KR2J-1-GP 1 2
2,6 P3P3V
PBY160808T-301Y-N-GP PBY160808T-301Y-N-GP
DVI_CABLE_DET
1 2
R353 R353 100KR2J-1-GP 100KR2J-1-GP
VGA_CABLE_DET 1 2
R354 R354 100KR2J-1-GP 100KR2J-1-GP
ATTN 1 2
R355 R355 (NC)100KR2J-1-GP (NC)100KR2J-1-GP
P3P3V V33TMDS
WP_PRO 1 2
R356 R356 10KR2J-3-GP 10KR2J-3-GP L309 L309
1 2
WP 1 2 PBY160808T-301Y-N-GP PBY160808T-301Y-N-GP
R357 R357 10KR2J-3-GP 10KR2J-3-GP
B
C350 C350
EESCL SC10U6D3V5MX-3GP SC10U6D3V5MX-3GP
1 2
R358 R358 10KR2J-3-GP 10KR2J-3-GP
EESDA 1 2
R359 R359 10KR2J-3-GP 10KR2J-3-GP
P3P3V V33SDRAM
KEY_ADC1 1 2
R362 R362 (NC)4K7R2J-2-GP (NC)4K7R2J-2-GP L311 L311
1 2
KEY_ADC2 1 2 PBY160808T-301Y-N-GP PBY160808T-301Y-N-GP
R401 R401 (NC)4K7R2J-2-GP (NC)4K7R2J-2-GP
P5V
Q313 Q313
MMBT3906-4-GP MMBT3906-4-GP R394 R394 1KR2J-1-GP 1KR2J-1-GP
E C 1 2
2,3,4,6 P5V LED_AMBER 6
R392 R392 1 2 4K7R2J-2-GP 4K7R2J-2-GP
AMBER
1 2
R391 R391 10KR2J-3-GP 10KR2J-3-GP
C
P5V
Q314 Q314
MMBT3906-4-GP MMBT3906-4-GP R395 R395 1KR2J-1-GP 1KR2J-1-GP
E C 1 2 LED_GREEN 6
R396 R396 1 2 4K7R2J-2-GP 4K7R2J-2-GP
GREEN
1 2
R393 R393 10KR2J-3-GP 10KR2J-3-GP
I309 I309
WP_PRO
D 7 1
EESCL R364 R364 100R2J-2-GP 100R2J-2-GP WC# E0
1 2 6 2
SCL E1
EESDA R365 R365 1 2 100R2J-2-GP 100R2J-2-GP 5 3
SDA E2
P3P3V
8 4
VCC VSS
C358 C358
SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP M24C16-WMN6-1GP M24C16-WMN6-1GP
P3P3V
I311 I311
CE R366 R366 1 2 22R2J-2-GP 22R2J-2-GP 1 8
CE# VCC
SDOUT R367 R367 1 2 22R2J-2-GP 22R2J-2-GP 2 7
SO HOLD#
WP R368 R368 1 2 22R2J-2-GP 22R2J-2-GP 3 6 R369 R369 1 2 22R2J-2-GP 22R2J-2-GP CLK
WP# SCK
4 5 R370 R370 1 2 22R2J-2-GP 22R2J-2-GP SDIN
E GND SI
R372 R372 PM25LV020-100SCE-GP PM25LV020-100SCE-GP C359 C359
(NC)100KR2J-1-GP (NC)100KR2J-1-GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP
V33P
V33P
R378 R378
10KR2J-3-GP 10KR2J-3-GP
F
R376 R376
4K7R2J-2-GP 4K7R2J-2-GP
CE
RESETB
R379 R379
(NC)10KR2J-3-GP (NC)10KR2J-3-GP
C362 C362
(NC)E10U50VM-25-GP-U (NC)E10U50VM-25-GP-U
G
1 2 3
4 5 6 7
P1P2V V12ADC
L308 L308
1 2
2 P1P2V
PBY160808T-301Y-N-GP PBY160808T-301Y-N-GP
C346 C346 C347 C347 C348 C348 C349 C349
C345 C345 SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SC10U6D3V5MX-3GP SC10U6D3V5MX-3GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP
E10U50VM-25-GP-U E10U50VM-25-GP-U
P1P2V V12C
L310 L310
1 2
PBY160808T-301Y-N-GP PBY160808T-301Y-N-GP
C382 C382 C353 C353 C354 C354 C355 C355
C351 C351 C352 C352 SC10U6D3V5MX-3GP SC10U6D3V5MX-3GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP
SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP
C356 C356 C357 C357
SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP SCD1U16V2ZY-2GP
I310 I310
RTD2281
103
TCON8/GPI#103/GPO#103/IICSCL#103/PWM1#103/AR3N
104
TCON5#104/GPI#104/GPO#104 /IRQB#104/IICSDA#104/AR2P
105
TCON9/GPI#105/GPO#105/AR2N
106
V33SDRAM PVCC
107
PGND
108
TCON7/GPI#108/GPO#108/AR1P
109
TCON3/GPI#109/GPO#109/AR1N
WP 110
TCON2_6_7/GPIO#110
111
4 DVI_HOT_PLUG TCON4_7/GPIO#111
112
2 STANDBY_CTRL TCON5_9#112/GPIO#1 12
113
2 BKLT_EN TCON1_11/GPIO#11 3
2 BKLT_ADJ 114 TCON0_13/PWM4#114/GPIO#114
CLK
115
SPI_SCLK/SDIO
SDIN 116
SI/MCU_SCLK
SDOUT 117
SO/SCSB
CE 118
CEB/IRQB#118
R371 R371 1 2 10KR2J-3-GP 10KR2J-3-GP 119
V33P GPIO#119/PWM5#119
120
V12C VCCK
121
DDCSCL3/GPIO#121
122
DDCSDA3/GPIO#12 2
4 DDC_SDA_DVI 123
DDCSDA2/GPIO#12 3
4 DDC_SCL_DVI 124
DDCSCL2/GPIO#124
C360 C360 RESETB 125
RESET#
SC22P50V2J N-4GP SC22P50V2J N-4GP 126
GPIO#126/PWM1#126
1 2 1 2 127
XO
128
XI
R373 R373 560R2J-3-GP 560R2J-3-GP
R374 R374
X301 X301
XTAL-14D31818MHZ-7-GP XTAL-14D31818MHZ-7-GP (NC)1MR2J-1-GP (NC)1MR2J-1-GP
1 2 1 2
R375 R375 0R2J-2-GP 0R2J-2-GP
SC22P50V2J N-4GP SC22P50V2J N-4GP
C361 C361
V33TMDS
R377 R377 1 2 6K2R2F-GP 6K2R2F-GP
R397 R397 (NC)6K2R2F-GP (NC)6K2R2F-GP
1 2
V33TMDS
4 5 6 7 8
8 9 10 11 12
V33P V12C
1
R363 R363
64
TCON0_7/GPIO#64
63
TCON1_8/PWM2#63/GPIO#63
62
PVCC V33SDRAM
61
PGND
60
VCCK
59
TCON3_5/DDCSD A1/GPIO#5 9
58
TCON7_10/DDCSCL1/GPIO#58
57 EESCL
TCON9_11#57/IICSDA#57/GPIO#57
56 EESDA
TCON1_4/IICSCL#56/GPIO#56
55
TCON0_5/PWM1#55/PWM5#55/GPIO#55
54
GPIO#54
KEY_ADC1
A_ADC3/GPIO#5 3 53
KEY_ADC2
52
A_ADC2/GPIO#5 2
51 KEY_POWER
A_ADC1/GPIO#5 1
50
A_ADC0/GPIO#5 0
49
LS_ADC_VDD
48
PWM0#48/GPIO#48
47
GPIO#47
46
GPIO#46
45
GPIO#45 ATTN
44
GPIO#44
43 AMBER
IICSDA#43/GPIO#4 3
42 GREEN
IICSCL#42/GPIO#42
41
GPIO#41/TCON5#41
40 WP_PRO
RESER VED#40
39
GPI#39
R389 R389
(NC)100KR2J-1-GP (NC)100KR2J-1-GP
V33TMDS V12ADC
9 10 11 12
PCB No.
13
A
B
C
AHS0
2
0R2J-2-GP 0R2J-2-GP
PANELVCC_EN 2
D
V12C
DDC_SDA_VGA 3
DDC_SCL_VGA 3
VOLUME 2
DDC_W Pn 3,4
KEY_ADC1 6
KEY_ADC2 6
KEY_POWER 6
AUDIO_EN 2
V33P
POWER_KEY_EN 6
MUTE 2
USB_EN 6
USB_DET 6
ATTN 6
R385 R385 2 1 (NC)100KR2J-1-GP (NC)100KR2J-1-GP
P3P3V
R387 R387 2 1 (NC)100KR2J-1-GP (NC)100KR2J-1-GP
E
R386 R386
(NC)100KR2J-1-GP (NC)100KR2J-1-GP
F
G
13
L9137-1M
ACER A211H/A221HQ 75
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