Acer AL1922R AL1922r Service Guide - Page 49

Power Supply VCC5V CN201 GND 1 GND 3 VCC12V 5 GND 7 VCC5V 9 GND 11 2 ON_OFF 4 DIM 6 VCC12V 8 GND 10 VCC5V 12 GND CONN VCC5V 4 AdjBACKLITE R203 1K` 1/16W Brightness R205 4.7K` 1/16W 1 C BE 2 3 R204 10K` 1/16W Q202 PMBS3904 C202 + 220uF/25V C206 1uF/25V VCC12V VCC12V 6 R201 4.7K` 1/16W D201 SS14 VCC5V+ VCC5V VCC5V C201 3,40,.61uF FB201 600 OHM VCPU VCPU 6 C203 0.1uF C204 + 220uF/25V C205 0.1uF 2 3 R202 10K` 1/16W R212 1 Q201 PMBS3904 4.7K` 1/16W C BE onBACKLITE 6 VCC5V+ C214 0.1uF VCC5V+ D202 GS1D C210 0.1uF SOT-252 U201 RT9164 3 VI 2 VO C211 + 47uF/16V VCC2.5 VCC2.5 4 C212 0.1uF 1 GND TO-263 U202 AIC1084-33M 3 VIN VOUT 2 1 ADJ C215 + 47uF/16V VCC3.3 VCC3.3 4 C216 0.1uF VAA1 VAA2 VAA3 VAA4 VAA1 4 VAA2 4 VAA3 4 VAA4 4 NEW Circuit 6 onPanel_5V/3.3V VCC5V VCC5V R206 R214 delete 10K` 1/16W R216 R208 10K` 1/16W R215 3 R207 4.7K` 1/16W 4.7K` 1/16W 1 C207 0.1uF 2 Q204 100K` 1/16W PMBS3904 VLCD VLCD 5 VCC5V VCC3.3 VCC12V C217 0.068uF Q203 AO3401 + C208 100uF/16V R209 0` 1/16W R210 NC R213 NC R211 10K` 1/16W 49