Samsung CLP 300N Service Manual - Page 138

Main Board(9/15) Schematic Diagram 1 AFE_D(0:7) A SCANNER_PI_SH AFE_CDS2_CLK AFE_ADC_CLK C23 15pF C36 15pF C48 15pF DGND B AFE_SCLK AFE_SLOAD AFE_SDATA SCANNER_DPI_CONTROL SCANNER_BW_CONTROL SCANNER_PI_TG1 2 3 4 U1-2 74LCX14 AFE_D(7) AFE_D(6) AFE_D(5) AFE_D(4) AFE_D(3) AFE_D(2) AFE_D(1) AFE_D(0) R8 33 3 4 +3.3V +5V U4 7 D7 8 9 D6 D5 10 11 12 D4 D3 D2 13 14 D1 D0 1 2 CDS1_CLK 3 CDS2_CLK 4 ADCCLK OEB 16 17 SCLK SLOAD 6 19 VSSDR VSSA1 27 VSSA2 CIP40 ONLY USED VDDDR 5 VDDA1 VDDA2 18 28 REFB 20 REFT 21 23 VCOM 25 OFFSET B_VIN G_VIN 22 24 R_VIN 26 SDATA 15 1K R46 HT82V26 DGND NR115 0 1 R191 0 HT82v26 ONLY USED 100nF 100nF 100nF 100nF 1000NF R4 33 CIP40 : 0ohm USED R46 HT82V26 : 1K USED HT82V26 USED R53 CIP40 NOT USED +3.3V 2K R53 5 6 CLX-3160N(FN) Only +3.3V +5V +24V INV_POWER C12 100nF C13 100nF C14 C92 100nF C105 10uF 16V 100nF FPC_24 CN3-1 1 nADF_MOT_PHA 2 nADF_MOT_PHB 3 nADF_MOT_A 4 nADF_MOT_B 5 nADF_MOT_NA 6 nADF_MOT_NB 7 nADF_MODULE_DETECT FLAT_MOT_PLS nFLAT_MOT_EN nFLAT_MOT_SLEEP FLAT_MOT_DIR 8 FLAT_MOT_MS1 9 FLAT_MOT_MS2 10 FLAT_MOT_DAC 7 8 +5V +3.3V +24V A C27 100nF C311 100nF CN1 DF11-24DP-2DSA(20) 1 2 3 4 5 6 7 8 9 B 10 11 12 13 14 15 16 17 C24 1nF C37 1nF C51 1nF C64 1nF C78 1nF C? 1nF C84 1nF C25 1nF C38 1nF C52 1nF C26 1nF C39 1nF C65 1nF C310 100nF C69 100nF C91 100nF C93 100nF C15 100pF C16 100pF C17 100pF C63 C80 C42 C55 C49 C R48 100 SCANNER_PI_RS SCANNER_PI1 R49 100 SCANNER_PI2 SCANNER_PI_CP R50 100 R51 100 D C74 15pF C75 15pF C76 15pF C77 15pF C47 100nF DGND R29 10K DGND U3 1 EN 2 3 DIN1 4 5 DIN2 VCC 6 GND DIN3 7 8 DIN4 EN_ FIN1047M DOUT1- 16 DOUT1+ 15 14 DOUT2+ DOUT2- 13 12 DOUT3DOUT3+ 11 DOUT4+ DOUT4- 10 9 12 11 13 14 16 15 17 18 19 20 21 22 23 24 C9 C1 C54 C2 100nF 100nF100nF 100nF 2203-005249|R1608_CAP DGND nADF_P_DET nADF_P_REG nADF_P_POS nFLAT_COVER_OPEN nBIN_FULL DGND C40 1nF C53 1nF C66 1nF C28 1nF C41 1nF R182 47K R183 47K R184 47K R185 47K R186 47K +3.3V C4 100nF C 18 19 20 21 22 23 24 DGND 50V 2203-005249 D SRAM_A(0:15) E nSRAM_WR F SRAM_A(0) SRAM_A(1) SRAM_A(2) SRAM_A(3) SRAM_A(4) SRAM_A(5) SRAM_A(6) SRAM_A(7) SRAM_A(8) SRAM_A(9) SRAM_A(10) SRAM_A(11) SRAM_A(12) SRAM_A(13) SRAM_A(14) SRAM_A(15) U23 1 A0 2 A1 3 A2 4 A3 5 A4 18 A5 19 A6 20 A7 21 A8 24 A9 25 A10 26 A11 27 A12 42 A13 43 A14 44 A15 6 _CS 17 _WE 39 _LB 40 _UB 41 _OE SRAM_D(0:15) I_01 I_02 I_O3 I_O4 I_O5 I_O6 I_O7 I_O8 I_O9 I_O10 I_O11 I_O12 I_O13 I_O14 I_O15 I_O16 NC1 NC2 NC3 VCC1 VSS1 VSS2 VCC2 7 SRAM_D(0) 8 SRAM_D(1) 9 SRAM_D(2) 10 SRAM_D(3) 13 SRAM_D(4) 14 SRAM_D(5) 15 SRAM_D(6) 16 SRAM_D(7) 29 SRAM_D(8) 30 SRAM_D(9) 31 SRAM_D(10) 32 SRAM_D(11) 35 SRAM_D(12) 36 SRAM_D(13) 37 SRAM_D(14) 38 SRAM_D(15) +3.3V 22 23 28 11 C291 C248 12 100nF 100nF 34 33 K6R1016V1D DGND DGND DGND +3.3V C35 100nF U1-1 74LCX14 14 2 7 U1-6 13 12 DGND PWM_CCD_LAMP R200 33 5 6 U1-3 NOT USED R34 4.7K C67 1000nF 1 3 Q5 2 MMBT2222ALT1 NC3 100nF 50V R43 10K +24V R38 4.7K S3 G1 Q2 NDT2955 D1 D2 2 4 INV_POWER DGND L4 DR D12 SS26 NOT USED E C50 NC1 100uF 100nF 50V DGND Engineer K.C.LEE Drawn by R&D CHK S.D.AN DOC CTRL CHK MFG ENGR CHK Digtal Printing Division R&D 5 TITLE: Size A3 F CLP-300(N)/CLX-3160N(FN) Main_V0.11 Scanner Interface 9/15 1 2 3 4 5 6 7 8 Samsung Electronics This Document can not be used without Samsung's authorization. Service Manual 11-9