Oki Data CONFIDENTIAL43163501TH Rev. 1 140 /Check the cable connection.Paper feed motor cablePaper feed motorPaper feed solenoidPaper feed solenoidPaper feed solenoid cablePaper feed solenoid cable(3-2-4) Check the connectionConfirmation TasksBy visual inspection, please check whether incompletelyconnection and oblique insertion of connector or defectivecable assembly exists.Check whether wire gnawing occurred during assembly ofequipment.Pull the HOP connector of main board (BLA PCB) out, checkthe followings on the cable connector.Short circuit between 1pin-FGShort circuit between 2pin-FGShort circuit between 3pin-FGShort circuit between 4pin-FGPull the HOP connector of the main board (BLA PCB) out,check whether the resistance values between 1pin-2pin and3pin-4pin are about 3.5Ωor 4.4Ωrespectively on the cable side.By using the motor clutch test function of the maintenanceutility, check whether paper feed solenoid operates normally.Remove the sheet metal of the right side in order to checkwhether the solenoid can be seen.Check whether the parts that may disturb the operation ofmoving parts of the solenoid exist (cable etc).Check the cable connection.By visual inspection, please check whether incompletelyconnection and oblique insertion of connector or defectivecable assembly existsCheck whether wire gnawing occurred during assembly ofequipment.Pull the HSOL connector of main board (BLA PCB) out, checkthe followings on the cable side.Short circuit between 1pin-FGCheck whether the resistance value between 1pin-2pin is about82Ω with pulling the HSOL connector out.Action at NGConnect the cablenormally.Replace thecable with a new one.Replace the cable witha new one, andreassemble correctly.Replace the paper feedmotor with a new one.Replace the mainboard (BLA PCB) orpaper feed solenoidwith new one.Assemble normally.Connect the cablenormally.Replace the cable witha new one.Replace the solenoidASSY with a new one,and reassemblecorrectly.(3-2-5) Check the solenoid operation(3-2-6) Check the connectionConfirmation Items
