Lexmark C760 Service Manual
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Connector locations5-19 5060-4xx Autoconnect—bottom Connector Pin no Signal Signal CN1 Autoconnect—bottom 1 White +24 V dc 2 Black Ground 3 Yellow Printer RXD 4 Black Ground 5 Brown STAGING_ENCODER 6 Red +5 V dc 7 Black Ground 8 Blue Printer TXD
5-20Service Manual 5060-4 xx Transfer high voltage power supply (HVPS)
Connector locations5-21 5060-4xx Connector Pin no Signal CN1 HVPS Input Connector 1 +24 V dc Switched 2 +24 V dc Return 3M-Txpwm 4 M-Srvo out 5Y-Txpwm 6Y-Srvo out 7C-Txpwm 8C-Srvo out 9K-Txpwm 10 K-Srvo out 11 KCYM-Txenable 12 ITU-Txpwm 13 ITU-Sr vo out 14 ITU-Txcurpwm 15 TUI-Txenable T102 Transformer HV Terminal I (ITU) 1 HV Transformer output to 2nd Transfer Roll Cable T201 Transformer HV Terminal K Black 1 HV Transformer Output Terminal to Black Transfer Cable T301 Transformer HV Terminal C Cyan 1 HV Transformer Output Terminal to Cyan Transfer Cable T401 Transformer HV Terminal Y Yellow 1 HV Transformer Output Terminal to Yellow Transfer Cable T501 Transformer HV Terminal M Magenta 1 HV Transformer Output Terminal to Magenta Transfer Cable
5-22Service Manual 5060-4 xx Developer high voltage power supply (HVPS) board Connector Pin no Signal CN1 Developer HVPS Input 1 +24 V dc Return 2+24 V dc 3 Y-Ctsense 4Y-Devpwm 5 Y-TnrSense 6 C-Devpwm 7C-CtSense 8M-Devpwm 9 C-TnrSense 10 CYM-Acenable 11 M-CtSense 12 CYM-Chgpwm 13 M-TnrSense 14 K-Chgpwm 15 K-CtSense 16 K-Devpwm 17 K-TnrSense 18 K-Acenable CN2 Cartridge Signature Button - Black 1 K-CtSense (red wire) 2 K-TnrSense (Gnd Return) (black wire) CN3 Cartridge Signature Button - Magenta 1 M-CtSense (red wire) 2 M-TnrSense (Gnd Return) (black wire) CN4 Cartridge Signature Button - Cyan 1 C-CtSense (red wire) 2 C-TnrSense (Gnd Return) (black wire)
Connector locations5-23 5060-4xx Low voltage power supply (LVPS) LVPS cable connectors to system board CN5 Cartridge Signature Button - Yellow 1 Y-CtSense (red wire) 2 Y-TnrSense (Gnd Return) (black wire) CB Terminal Cleaner Bias Terminal (not used) ConnectorPin no.Signal Main power to system board (J35) 1 +3.3 V dc 2 +3.3 V dc 3+5 V dc 4+5 V dc 5 +24 V dc 6 +24 V dc 7 +24 V dc 8 +3.3 V dc Sense 9Ground 10 Ground 11 Ground 12 Ground 13 Ground 14 Ground 15 Ground 16 Ground LVPS to system board cable for fuser (J33) 1 FusExitSen 2 BURCam1 3Ground 4 WebEncoderA IN 5 WebEncoderB IN 6 HRThermistor IN 7 BURThermistor IN 8Ground 9 +5 V dc switched 10 XOVERXNG 11 Heat On #1 (HR) 12 Heat On #2 (BUR) Connector Pin no Signal
5-24Service Manual 5060-4 xx LVPS fuser connectors Connector Pin no. Signal LVPS AC Fuser Connector 1 AC Load #1 2 AC Common 3 Ground 4N/C 5 AC Load #2x LVPS DC Fuser Control Connector 1 FusExitSen 2 BURCam1 3N/C 4 WebEncoderA 5 WebEncoderB 6HRThermistor 7 BURThermistor 8 Return - Analog Ground 9 +5 V dc switched 10 N/C
Connector locations5-25 5060-4xx Paper size sensing board Connector Pin no.Signal J1 1 +3.3V dc 2 EPROM Data 3Ground 4 EPROM Clock J2 1 J3-1 (Waste BTL Full) 2Ground 3 Waste BTL PRESENT (SW4) 4Tray Size 1 (SW3) 5Ground 6Tray Size 2 (SW2) 7Tray Size 3 (SW1) J3 1 J2-1 (Waste BTL Full) 2Ground
5-26Service Manual 5060-4 xx High-capacity input tray (HCIT) HCIT 2000-sheet board ConnectorPin no.Signal CN1 I/F 1 Send 2 PRI RXD 3PGND 4 PERON 5SGND 6PRI TXD CN2 LVPS 1 Poweron 2+5 V dc 3SGND 4PGND 5PGND 6PGND 7 +24 V dc 8 +24 V dc 9 +24 V dc CN3 REG Motor 1 +24 V dc 2 +24 V dc 3REG A 4REG A 5REG B 6REG B 7 No Connection CN4 PICK Motor 1 +24 V dc 2 +24 V dc 3PICK A 4*PICK A 5PICK B 6*PICK B CN5 LIFT Motor 1 +24 V dc 2LHOT
Connector locations5-27 5060-4xx CN6 Sensors Side Door/Level/ Empty/ Registration Home/Pick Home 1+5 V dc 2GND 3SIDE 4+5 V dc 5GND 6 LEVEL 7+5 V dc 8GND 9EMPTY 10 +5 V dc 11 GND 12 RHOME 13 +5 V dc 14 GND 15 PHOME CN7 Size Sensors/Near Empty 1+5 V dc 2GND 3SIZE 0 4+5 V dc 5GND 6SIZE 1 7+5 V dc 8GND 9SIZE 2 10 +5 V dc 11 GND 12 NE EMP CN8 S1(Pick Sensor) S2(Registration Sensor) 1+5 V dc 2S2 3GND 4+5 V dc 5S1 6GND Connector Pin no.Signal
5-28Service Manual 5060-4 xx High-capacity output finisher (HCOF) HCOF system board For a more detailed diagram, see “Finisher cables” on page 7-68.