Sharp GX20 Service Manual - Page 108

GX20 CONFIDENTIAL MAIN PWB-A (2/3) 11 12 A 13 14 15 16 NC 17 NC 18 19 20 TCK TMS TDI TDO ( G BS2 B 5-18 (4-G) G BS0 G BS1 G SYNTHDATA 5-18 (5-H) G G SYNTHEN SYNTHCLK 5-19 (10-C) 2.45V VANA VANA_AD6521 5-18 (3-C) G ITXP 5-18 (4-D) G ITXN 5-18 (3-C) G QTXP IT G QTXN IT G IRXP Q C 5-18 (4-C) G G G IRXN QRXP QRXN Q101 EMD9 2.46V 4 3 0V R106 470 Q IR IR C126 47P(CH) 5-18 (3-G) G AFCDAC 5 2 0V Q 5-18 (4-G) G RAMPDAC 2.44V 6 1 0V Q AF C127 47P(CH) R107 3.3K C109 0.1 C108 10 5-18 (4-F) TCXOOUT G 5-18 (3-F) 5-18 (4-F) MIC_INP_R MIC_INN_R G C101 47P(CH) G RECIVER_OUTP D TP167 L103 C102 5-9 (8-F) G RECIVER_OUTP_REC FERRITE BEADS 47P(CH) C182 47P C183 47P(CH) (CH) 5-9 (9-F) G RECIVER_OUTN_REC TP168 L104 FERRITE BEADS D105 D106 RSB6.8S 5-18 (4-G) G RSB6.8S TP106 C103 0.1 JAKMIC 5-18 (4-F) G C104 TP107 10 RECIVER_OUTN JAKEAR E 5-18 (4-D) G JAKDET VAMP 5-19 (10-G) C105 4.7 R184 470K R108 4.7K C111 0.001 C186 0.1 R111 4.7K R109 1.5K () R112 2.2K R C 0. R110 3.3K L107 C116 FER 47P(CH) C114 47P (CH) L105 L108 FER BEA FERRITE BEAD L106 FERRITE BEADS C113 C11 0.001 33P BAT C188 0.01 C118 C199 3.0V R197 120K 5-10 5-14 (2-E) (6-F) VINT 3.0V 0.1 VINT 1 IN(+)Vdd 5 2 Vss 3 IN(-) Out 4 C107 0.1 C110 0.0022 R115 10K R116 C124 10K 0.1 R118 10K C125 0.1 R199 33K R196 R195 68K 620K C198 1 5 Vout1 -Vin 4 C115 F IC107 TC75S55E L102 FERRITE BEADS 6 V+ +Vin 3 7 GND Vref 2 C112 47P(CH) 1 ORE ANP. NC 8 Vout2 CD 1 C123 5-19 (8-A) ADC_MTC G ADC_MTC IC101 1 NJM2149R SPEAKER AMP. 5-18 (4-C) BATT_SENSE G 5-19 (11-B) MVBAT G G 5-19 (11-C) G ADIN_B 5-18 (3-E) H C168 0.1 R149 470 3V 2G NC 1 N IC LM TE SE NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1. 1 2 3 4 5 6 Figure 7 SCHEMATIC DIAGRAM (7/24) 5 - 12