LG 42LB1DRA Service Manual - Page 20

• Digital B/D Power Block ++1122..00VV ++66..00VV ++55VV__SSTT ++33..33VV__SSTT HHDDDD IC1607 PPQQ0055DDZZ11UU IC1806 PPQQ0055DDZZ11UU IC1802 PPQQ0055DDZZ11UU IC301 IC1605 KKIIAA7788RR0099 FFAANN11 IC1606 KKIIAA7788RR0099 FFAANN22, , 33 IC1607 KKIIAA7788RR0099 FFAANN44 IC1003 KKIIAA7788RR0099 IC1001 MMCC3333007788 Q802 SSII44992255DDYY +5.0V TU1301 AATT//NNTTTTuunneerr EEtthheerrnneettBBDD EEPPFFMMoodduulele AAZZ11111177--11..88 LLGGDDPP44441111 IC800 MM6622332200 DDSS11662211 IC601 CCSS55333311AA AAZZ11111177--33..33 IC805 TTHHCC6633LL110033 6633LLVVDDMM8833RR 2244LLCC0022**22 IC705 FFMMSS66440077 IC403 IC304 SSTT33223322 3.3V_L SSi3i3886655 +5V_L LIVE_ON AAZZ11111177--33..33 IC1101 44005533 IC1103 IC1102 PPIICC1188FF11222200 LLMM331111 LLGGDDTT33770033 AAZZ11111177--11..88 IC1100 MMMM11110088 TU1300 AATT//NNTTTTuunneerrww//OOOOBB IC101 SSCC11556655--11..88 PPPPCC440055GGPPrr 2299DDLL332233**22 2299DDLL664400**22 HHYY5577VV556611662200**22 EEPPMM557700__114444 +5.0V PPOODDMMoodd.. (1A) 224422LLPP AAZZ11111177--33..33 LLGGDDTT11110022FF AAZZ11008866--11..88 IC401 2244LLCC551122 IC1201 SSCC11556655--22..55 LLGGDDTT33550022 LLCCXX224444**22 IC200 CCYY22330055**22 - 20 - SSi3i3886655 PWR_SW2 3.3V IC1401 AAZZ11111177--11..55 TTSSBB4433DDAA4422 Pow er Block Diagram (Overall Digital B/D) IC1301 AAZZ11111177--11..88 LLGGDDTT33770033 HHYY5577VV664411226600**44 LLGGDDTT11990011BB PPCCAA99551166 IC203 CCYY22330099 IC904 AAZZ11111177--22..55 IC1007 MMSSTT33336611 AAZZ11111177--11..88 AAZZ11111177--33..33 IC600 IC201 LLCCXX224444 LLCCXX1144 EEPPMM557700__225566 IC802 8822BB771155 SSili3l3551122 Live Power Dead Power IC907 SSCC22559955 IC909 HHYY55DDUU557733222222 DDR-RAM IC904 AAZZ11111177--22..55 LLGGDDTT11330044 IC906 AAZZ11111177--11..88 HHYY5577116611661100**22 uuPPDD6644001155**22 IC707 AAZZ11111177--33..33 AAZZ11111177--11..55 IC708