Kyocera FS-1050 Service Manual - Page 157

Wiring diagram FS-1050 A-9 S02771 Zenner board KP-788 Drum Transfer roller FAN 2 +5V 10 CN2 A1 +24V2 YC301 A1 B1 +24V2 B1 YC-T A2 PGND A2 B2 +24V2 B2 A3 PGND A3 B3 PGND B3 A4 MHVDR A4 High voltage board B4 FAN B4 A5 THVDR A5 B5 THERM B5 Bias board KP-884 A6 RTHVDR A6 B6 HEATN B6 A7 HVISEL A7 YC-M B7 SLEEP B7 A8 PSEL1 A8 Interlock switch B8 EXITN B8 A9 PSEL2 A9 B9 ZCROSS B9 Cassette Registration +24V2 A10 +5V A10 switch sensor B10 +5V B10 A11 SGND A11 B11 +5V B11 A12 SGND A12 CN1 B12 SGND B12 YC304 YC-B YC302 1 1 22 33 44 55 66 77 88 99 10 10 11 11 12 12 13 13 14 14 RTHDR 14 14 YC11 HEATN 13 13 HVISEL 12 12 SENPOW 11 11 SLEEP 10 10 PSEL1 9 9 EXTIN 88 PSEL2 7 7 ZCROSS 6 6 HVCLK 5 5 +5V 44 +5V 33 SGND 22 SGND 11 YC03 1 2 1 2 +24V2 RESDRN Registration clutch YC09 1 2 1 +24V2 2 MPFDRN MP feed clutch YC303 1 1 +24V2 13 13 YC12 Paper sensor 2 2 +24V2 12 12 3 3 PGND 11 11 4 4 PGND 10 10 5 5 PAPERN 9 9 6 6 SWIN 88 YC05 S02506 1 2 1 2 ERASPW ERASER 1 2 33 77 88 99 10 10 11 11 12 12 13 13 RESIT TONER MHVDR FANL FANH THVDR THERM 77 66 55 44 33 22 11 Engine board KP-882 MP paper S02510 sensor YC07 1 1 +5V 1 2 2 HANDSN 2 3 3 GND 3 S02772 SGND 11 11 22 33 9 ZCROSS 9 EXITN 8 SLEEP 7 HEATN 6 5 THERM 5 +24V2 4 PGND 3 +24V1 1 1 2 3 4 CN2 Power supply board F1 : 250 V /8 A (E) 6 7 8 10 11 1 2 3 S02508 +5V TONER SGND Toner sensor 22 77 1 2 3 4 5 6 7 8 LCD controller board KP-886 Laser Polygon 1 1 PLGCLK 1 1 YC06 scanner motor 2 2 PLGRDYN 2 2 unit 3 3 PLGDRN 3 3 CN1 4 4 PGND 44 5 5 +24V2 55 LD driver/HSYNC detector S02779 1 2 3 4 5 6 7 8 CN1 YC10 1 2 3 S02509 1 2 3 +5V TNFULL GND 1 Waste 2 toner 3 sensor KP-786 S02778 250 V /15 A (U) F2 : 250 V /1.6 A (E) KP-786 250 V /2.5 A (U) S02777 DGND _S/H _VIDEO _LDEN DGND +5V-IL DGND _HSYNC 6 6 +3.3 V 6 6 5 5 FPDAT 5 5 4 4 FPDIR 4 4 3 3 FPCLK 3 3 2 2 GND 1 1 FPRSTN 1 1 Developing roller 1 2 3 4 5 6 7 8 77 Inlet AC LL NN 1 1N 3 3L 1 1 THERM 2 2 +5V Power switch CN5 CN1 Exit CN3 sensor 1 2 1 2 FAN +24V1 YC04 YC08 +5 V YC07 Parallel I/F F01 125 V/1.0 A 18 Main board KP-888 Optional Serial I/F Optional I/F slot Memory card slot USB I/F CN4 YC05 Cooling fan Thermistor YC01 YC02 YC03 Heater lamp YC09 Debugger 1 2 3 4 5 6 7 8 14 14 13 13 12 12 11 11 10 10 99 88 77 66 55 44 33 22 11 S02770 +5V 14 14 YC01 +5V 13 13 OUTPEN 12 12 SGND 11 11 PLGCLK 10 10 EGSO 99 SCKN 88 EGKN 77 PDMASKN 6 6 SBSY 55 SDIR 44 EGIRN 33 SGND 22 RSTN 11 Ferrite core YC04 1 2 3 4 5 6 7 8 9 S02773 1 2 3 4 5 6 7 8 9 FEDDRN PFSEN PFPFPER PFCLK PFMDRN PGND MRDYN MOTORN +24V2 11 22 33 44 55 66 77 88 99 CN1 CN2 S02774(E) S02775(U) Thermal cutout Eraser lamp KP-790 +24V 11 FEDDRN 2 2 S02514 S02516 1 1 +24V +24V 11 2 2 PGND 22 3 3 PFMDRN 3 3 4 4 PFCLK 4 4 11 22 33 44 55 66 11 PGND PFMDRN 2 2 33 1 1 OUT1 1 2 2 OUT2 2 3 3 OUT3 3 4 4 OUT4 4 PFCLK Optional paper feeder PF feed motor YC702 PF feed board KP-794 YC701 Ferrite core YC802 Connector board KP-796 YC801 CN3 Main motor Feed clutch PFPFPER 4 4 5 5 PFPFPER 5 5 PFSEN 5 5 6 6 PFSEN 6 6 66