Acer A221HQV Acer A221HQV LCD Monitor Service Guide - Page 83

8.3.3.5 ACER_LCD_A211H/A221HQ(1A)_SCHEMATICS_INTERFACE BOARD_PANEL INTERFACE&KEY: 1 2 3 4 5 6 7 8 9 10 11 12 13 A 4 LV_A[0..7] LV_A[0..7] LV_A0 LV_A1 LVA3P LVA3M LV_A2 LVA2P LV_A3 LVA2M LV_A4 LVA1P LV_A5 LVA1M LV_A6 LVA0P LV_A7 LVA0M 4 LV_B[0..7] LV_B[0..7] LV_B0 LVB3P LV_B1 LVB3M B LV_B2 LV_B3 LVB2P LVB2M LV_B4 LVB1P LV_B5 LVB1M LV_B6 LVB0P LV_B7 LVB0M P3P3V P3P3V A 2,4 P3P3V 1 1 R370 56KR2F-GP R371 56KR2F-GP 2 2 100R2J-2-GP CN305 KEY_ADC2 1 2 KEY2 1 KEY2 R372 KEY_ADC1 1 2 KEY1 2 KEY1 B R373 LED_GREEN 3 GREEN 100R2J-2-GP LED_AMBER 4 AMBER 1 1 POWER_KEY 5 GND 6 POWER 7 GND 1 1 1 2 2 JWT-CON7-4-GP C370 SCD1U16V3KX-3GP C369 SCD1U16V3KX-3GP C368 SCD1U16V3KX-3GP C367 SCD1U16V3KX-3GP C366 SCD1U16V3KX-3GP 2 2 2 4 TXOC- 4 TXOC+ LVBCKM LVBCKP C 4 LED_AMBER 4 LED_GREEN LED_AMBER LED_GREEN 4 KEY_ADC2 4 KEY_ADC1 KEY_ADC2 KEY_ADC1 4 KEY_POWER KEY_POWER 2,4 STANDBY_ATTN ATTN (NC)JCE-CON30-1-GP KEY2 LED_AMBER 1 2 KEY1 PTWO-CON30-3-GP-U D ATTN KEY_POWER R3151 R3188 20R2J-2-GP 2(NC)100R2J-2-GP POWER_KEY 32 32 R374 100R2J-2-GP LVB0M 30 LVB0M 30 LED_GREEN 1 2 LVB0P 29 LVB0P 29 R350 0R2J-2-GP LVB1M 28 LVB1M 28 P3P3V 1 2 LVB1P 27 LVB2M 26 LVB2P 25 LVB1P 27 LVB2M 26 LVB2P 25 L311 (NC)PBY160808T-301Y-N-GP 24 24 LVBCKM 23 LVBCKM 23 LVBCKP 22 LVBCKP 22 E LVB3M 21 LVB3P 20 LVB3M 21 LVB3P 20 LVA0M 19 LVA0M 19 LVA0P 18 LVA0P 18 17 LVA1M 16 17 LVA1M 16 LVA1P 15 LVA1P 15 14 14 LVA2M 13 LVA2M 13 LVA2P 12 LVA2P 12 LVBCKM 11 LVBCKM 11 LVBCKP 10 LVBCKP 10 F LVA3M 9 LVA3P 8 LVA3M 9 LVA3P 8 7 7 6 6 5 5 VLCD 4 VLCD 4 3 3 2 2 2 VLCD 1 1 31 31 G CN304 CN308 2 1 C374 (NC)SC47P50V3JN-GP 2 1 C375 (NC)SC47P50V3JN-GP 2 1 C377 (NC)SCD1U16V3ZY-GP 2 1 C378 (NC)SCD1U16V3ZY-GP 2 1 C376 (NC)SCD1U16V3ZY-GP C (NC)PTWO-CON6-11-GP-U 8 Tact Touch 6 GND GND 5 KEY2 SDA 4 KEY1 SCL 3 AMBER ATTN 2 POWER EN/Power key D 1 7 GREEN VCC CN307 E F G 1 2 3 4 5 6 7 8 9 10 11 12 13 PCB No. L9142-1M ACER A211H/A221HQ 81 Go to contents page