Sharp A260 Service Manual - Page 42

UX-A260U CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT 6 - 1 manuals4you.com A B C D [1] Control PWB circuit Main control block +3.3V 6 +3.3V C143 1u/10V C145 1u/10V C170 1u/10V DG C166 1u/10V IVREFn 46 IVREFp 47 ADXG 43 ADGA 38,41 ADVA 42 5 33 TEST0 32 TEST1 R133 1M X1 R187 10 SXIN 11 SXOUT R134 300 C132 33p/50V 100 32.256MHz C131 15p/50V 4 C118 C116 DG DG N.M. DG CNCIS-5 CISCLK øT CNCIS-4 CNTH-11 STRB4- CNTH-10 STRB3- CNTH-3 STRB2- CNTH-2 STRB1- 3 CNTH-13 PCLK CNTH-14 DATA CNTH-12 LATCH- N.M. R117 150 R116 270 RA3 8 1 7 2 6 3 5 4 470 R155 0 R175 270 R173 270 100p/50VX7 C195 C197 C177 C176 C196 DG C194 C198 1000p/50VX2 C200 C199 C167 N.M. DG 69 CLK2 67 START 60 59 58 57 63 62 61 STRB3 STRB2 STRB1 STRB0 PCLK PDAT PLAT OPO6 OPO5 OPO4 OPO3 OPO2 OPO1 OPO0 LCDCS 18 17 16 15 14 13 12 23 22 21 20 19 OPI3 OPI2 OPI1 OPI0 VDD 24 VDD 48 VDD 64 VDD 97 VDD 119 VDD 132 174 173 172 171 SM3 SM2 SM1 SM0 E F C130 C168 0.1u/50V C141 0.1u/50V C138 0.1u/50V C129 0.1u/50V C119 0.1u/50V C121 0.1u/50V C122 0.1u/50V 0.1u/50V 0.1u/50V 1 C123 VSS 50 VSS 45 VSS 9 VSSPLL 2 VDD 166 VDD 161 VDDPLL IC 3 SCE214V(1/2) FAX CONTROLLER 149 ALTTONE (BZ) VSS 70 49 40 39 THADI VIN VREFn/CLREF VSS 107 44 VREFp VSS 133 29 XIN VSS 165 30 XOUT 35 INTPWRDOWNE 36 PWRDWN 28 VBAT 34 BATRST G H I 1/6 D[7:0] (2-5A) 6 D3 D2 D1 D0 D7 D6 D5 D4 144 143 142 141 148 147 146 145 D3 D2 D1 D0 D7 D6 D5 D4 RESET 108 A[18:0] (2-6A) DG DEBUGn 7 TSTCLK 8 A23 A22 A21 A20 A19 A18 A17 A16 140 139 138 137 136 135 134 131 A18 A17 A16 A15 A14 A13 A12 130 129 128 127 A15 A14 A13 A12 A11 A10 A9 A8 126 125 124 123 A11 A10 A9 A8 A7 A6 A5 A4 122 121 120 118 A7 A6 A5 A4 A3 A2 A1 A0 117 116 115 114 A3 A2 A1 A0 RD WR ROMCS 6 5 3 5 4 RD- (2-3A) W R- (2-3A) ROMCS- (2-4A) RAS CAS DWR 25 26 27 RAS- (2-4G) CAS- (2-4G) DWR- (2-4G) REGDMA/GPO18/CLKDIV0 175 R101 3 WAIT/GPO19/CLKDIV1 176 10K DG WRPROT 31 SYNC 4 270 R156 4 3 2 1 4 3 2 1 1u/10V C140 (5-2I) THADI (5-6D) VIN 32.768KHz RA2 470 RA1 470 2 5 6 7 8 R105 470 R104 0 5 6 7 8 R108 470 R106 470 C103 C104 C101 C102 C113 100p SEN5 N.M. 100pFX5 1 C107 C108 C111 C112 C109 C110 DG DG SEN4 SEN3 SEN2 SEN1 SEN0 E KEN4A KEN3A KEN2A KEN1A N.M. DG (5-5E) TPB(5-5E) TPA(5-5E) TPB (5-5E) TPA (6-1E) BZOUT1 +3.3V R157 C148 10M 1u/10V 2 R128 X2 DG 220K DG DG C147 1u/10V DG C149 C146 20p/50V 20p/50V DG VBAT DG DG C142 C144 1 1u/10V 1u/10V DG DG (4-2D) PWRDWN- C115 100p CNPN-16 SEN6 CNPN-14 CNPN-13 CNPN-12 CNPN-11 CNPN-10 CNPN-9 CNPN-1 CNPN-2 CNPN-3 CNPN-4 CNPN-15 A B C D E F G H I