LG的3G手机U8110电路图9. CIRCUIT DIAGRAM 1 2 3 4 5 6 7 8 9 10 11 12 A A C1012 22p ANT G4 G3 G2 G1 WCDMA_TX TX RX N1002 DFYK61G95LBNCB WCDMA_RX B C1013 W1001 KMS-507 RF G2 G1 ANT B C1000 6.8p ANTPAD GSM_TX 22p DCS_TX 12 GSM900_RX GSM1800_1900_TX 14 GSM900_TX 6 WCDMA 8 ANT N1000 LMSP54MA-213 L1001 12nH L1002 5.6nH GND4 GND3 GSM1900_RX GSM1800_RX V1001 RN47A4 15 13 5 7 3 GND2 GND1 GND5 VC2 VC1 9 10 VDD VCG 11 VCCB C C1010 1000p 3 4 R1002 NA 2 16 4 2 C1011 22p 1 C DCS_RX R1007 1 5 51 GSM_RX ANTSW3 ANTSW2 ANTSW1 ANTSW0 D R1001 NA R1006 0 R1005 0 R1004 0 R1003 0 D C1007 0.01u C1001 10p C1009 10p C1002 0.01u C1008 10p C1003 0.01u C1004 0.01u C1005 10p E VDD_A R1810 E VCCA 0 VDD_B C1810 10u 2012 C1811 4.7u R1811 0 C1802 10u 2012 VCCB N1800 LP2985AIBP-……