Brother International DCP 8080DN Service Manual - Page 433
Wiring Diagram
UPC - 012502622697
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2. WIRING DIAGRAM LCD RELAY_ FRONT RELAY_ REAR DX_SOL LD CN3-6 -5 -4 -3 -2 -1 PANEL SPEAKER THERMISTOR FB-COVER WIRELESS LAN MFC-8980DW only CCD MAIN FAN USB HOST CN14-9 -8 -7 -6 -5 -4 -3 -2 -1 +24V T1_SOL REG_SOL MP_SOL +5V PNEW_SEN TNR_SEN S0V F_COV_SEN CN5-6 -5 -4 -3 -2 -1 THM_EDGE THM_CENTER VDD3 PO_SEN DX_UNIT_SEN S0V CN29-2 DX_SOL -1 +24V CN314-8 -7 -6 -5 -4 -3 -2 -1 BD LD_MON PWNENB LDFALF +5V DATA GND +5VI CN7-6 -5 -4 -3 -2 -1 RESET_N RXD TXD GND +3.3V +5VI CN30-2 VOUT1 -1 VOUT2 CN6-2 +3.3V -1 STHM CN24-2 GND -1 FB_COVER CN25-6 -5 -4 -3 -2 -1 FG GND DATADATA+ +5V FG CN33-20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 VOR AGND VOG AGND VOB AGND CCD24V SW1 SW2 SH DGND RS DGND PH1 DGND PH2 +5V CP IGND I24V CN2-3 -2 -1 DATA+ +5V FG CN21-6 -5 -4 -3 -2 -1 FG GND DATADATA+ +5V FG USB CN13 Parallel Interface CN19 LAN CN9 DIMM CN18 Main PCB LT2_DET2 LT1_DET1 LT1_PEDG LT1_PE +3.3V LT1_SOL +24V 24VRET CN3-8 -7 -6 -5 -4 -3 -2 -1 HEATERONN1 S0V +3.3V +8V +24V +24V 24VRET 24VRET ZERO_CROSS VCC24 FB_VCLN FB_GRID GRIDC FB_DEV S0V PWM_DEV PWM_CHG /TRCV FB_TR FB_TRCCV 24RET PWN_TRCC REG_REAR_SEN REG_FRONT_SEN MP_PE_SEN PEDG_SEN T1_PE_SEN TNRLED FAN_MAIN FAN_PS VCC3.3V HU+ HUHV+ HVHW+ HW- +5V S0V U U U V V V W W W FG+ FG- HU+ HU- HV+ HVHW+ HW+5V S0V U U V V W W SEN_FBHOME GND +3.3V COUNT +24V MFC-8880DN/8980DW only BAT_N BAT_P SEN_STACK GND +3.3V CN16-9 -8 -7 -6 -5 -4 -3 -2 -1 CN1-22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 CN10-19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 CN17-14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 CN32-3 -2 -1 CN8-2 -1 CN23-2 -1 CN20-3 -2 -1 LT(OPT) LVPS MP_RE_SEN VCC3.3V S0V P1-3 -2 -1 S0V VCC3.3V PEDG_SEN T1_SEN FAN_MAIN _LOCK P0V TNRLED FAN_MAIN FAN_PS HVPS P2-4 -3 -2 -1 P3-5 -4 -3 -2 -1 MAIN MOTOR DRIVER SCANNER MOTOR DRIVER HOME POSITION COUNTER BATTRY STACK SENSOR DPSEN2 DPSEN1 GND BSSOL2 BSSOL1 +24V GND -4 RSEN -3 FSEN -2 +3.3V -1 GIJI CHRG RDPS RL2/POL PLS RL1 SL VCC5 TELOFF S0V CI CML VCC24 P0V +5V PWM1 PWM0 BB B STB AB ENA1 DECAY A ENA0 NC +24V P0V CN28-10 -9 -8 -7 -6 -5 CN22-13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 CN26-15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 _ FB_OUT B_ FB_OUT A FB_OUT B FB_OUT A MOTOR DRIVER CN2-4 -3 -2 -1 ADF MOTOR FB MOTOR CN1-4 -3 -2 -1 _ ADF_OUT A ADF_OUT A ADF_OUT B_ ADF_OUT B EXT J3 Hand set NCU LINE J1 J2 ADF RELAY +24V PICK_SOL FSEN2 0V +3.3V SBSEN 0V +3.3V CN5-2 -1 CN3-3 -2 -1 CN2-3 -2 -1 PICK SOL FSEN2 SBSEN +24V SB_SOL RSEN 0V +3.3V FSEN 0V +3.3V CN4-2 -1 CN3-3 -2 -1 CN2-3 -2 -1 SWITCH FSEN RSEN BACK SOL Fig. 8-5 8-5 Confidential