Sharp GX30 Service Manual - Page 113

CONFIDENTIAL GX30 TXOUT_DCS/PCS C861A R812 82P(CH) 15K FL823 FERRITE BEADS 5 IC805 NL17SZ32XV5T2 LOGIC 2 1 BS2 BS3 TXOUT_GSM C867 47P(CH) C860 3 4 C861 100P(CH) C862 100P(CH) C863 47P(CH) GSM 850 GSM 900 DCS Pin2 Pin16 LOW HIGH LOW HIGH HIGH HIGH PCS HIGH HIGH 18 17 16 15 14 13 12 36 35 34 33 32 31 30 GND GND GND GND GND Vdd2 Pout_DCS 1800/1900 GND GND GND GND Vtxb Pin_DCS 1800/1900 Vramp 19 GND 20 GND 21 GND 22 GND IC802 PF08141B PA MODULE GND 11 GND 10 GND 9 GND 8 Vdd1 Pout_GSM 850/900 GND GND GND GND GND GND GND GND GND VddIC 1 2 3 4 5 6 7 23 24 25 26 27 28 29 Pin_GSM 850/900 BS2 Vband C866 C865 C864 47P(CH) 45 1 C854 47P(CH) RX_GSM850 FL901 10 32 SAW FILTER 9 8 10 C855 7 47P(CH) GND 6 1 Out1 IN 9 RX_GSM900 GSM900 2 Out2 GND 8 FL902 3 Out1 GND 7 SAW FILTER DCS 4 Out2 GND IN 6 C856 RX_DCS 5 22P(CH) 45 32 1 RX_PCS C857 FL903 22P(CH) SAW FILTER VRF C885 1P(CH) This Parts is Supplied with Cabinet Parts 104 L871 3.3nH C875 2P(CH) FL803 RF SWITCH 16 10 GND GSM850_RX GSM850/900-TX GSM900_RX Vc850RX GND GSM1800/1900-TX GSM1800_RX VcGSMTx GSM1900_RX BS2 Vc2 GND VDD Vc1 ANT GND 8 9 8 9 10 11 12 13 14 15 11 C874 47P(CH) BS4 C872 47P(CH) C873 0.001 BS1 C881 47P(CH) L872 3.3nH NC C876 1P(CH) AERIAL 65 4 FL905 ESD DEVICE 123 1 3 2 4 J801 RF CONNECTOR ANT801 AERIAL TERMINAL R884 C832A 0 4P(CH) C831A 1P(CH) L834 6.8nH BS1 C870 47P(CH) BS4 BS3 BS2 C871 47P(CH) 7 65 4321 ( ) : Not Mount 7 The numbers 1 to 12 and 18 are waveform numbers shown in pages 5-2 to 5-4. 8 9 10 11 12 Figure 22 SCHEMATIC DIAGRAM (20/22) 5 - 26