Acer A221HQV - Page 79

8.3.3 ACER_LCD_A211H/A221HQ_SCHEMATICS_INTERFACE BOARD_1A:
8.3.3.1 ACER_LCD_A211H/A221HQ(1A)_SCHEMATICS_BLOCK DIAGRAM:
LCD Panel
CN301
Power & Inverter
Board
Audio
Input
CN305
Function Key BD
D-SUB
EEPROM
M24C02
CN302
DDC_SCL
DDC_SDA
EEPROM
M24LC16
XTAL
14.318MHz
Regulator
5V-3.3V
5V-1.8V
Scaler
RTD2280L
Analog
Video
Input
AC
110/220V
Input
Audio
Optional
PM25LV020
CN304
LVDS
1304
1306
+5V Vcc
1305Dim & Enable
1 2 3 4 5 6 7 8 9 10 11 12 13
1 2 3 4 5 6 7 8 9 10 11 12 13
A
B
C
D
E
F
G
A
B
C
D
E
F
G
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ACER A211H/A221HQ