Lexmark Optra S 1620 Manual
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Repair Information4-58 4059-XXX Smart Cartridge Contacts 1. Remove the upper front cover. 2. Release tab (A) and remove the contact cover. 3. Remove the contact plunger (B). 4. Remove the two screws (C) and remove the contacts (D).
4-594059 Service Manual 4059-XXX Toner Sensor 1. Remove the right side cover. 2. Remove the toner sensor mounting screw (A). Disconnect the toner sensor cable and remove the toner sensor.
Repair Information4-60 4059-XXX Transfer Roll Assembly 1. Open the upper front cover and remove the print cartridge. 2. Pivot the transfer roll assembly toward the front of the printer. 3. Unsnap the transfer roll assembly from the left and right pivot arms and remove the transfer roll assembly. Upper Paper Deflector Assembly 1. Open the multipurpose tray and remove the tray from the two mounting posts. Be careful not to lose the O-ring on the right mounting post. 2. Gently release the upper deflector assembly latch from its mounting on the right side frame and slide to the right. 3. Remove the upper deflector assembly.
4-614059 Service Manual 4059-XXX Upper Front Cover Hinge Assembly 1. Remove the upper front cover. 2. Remove the laser assembly cover. 3. Remove the C-clips (A) from the upper front cover hinge assembly left and right hinge pins and remove the pins. Note the pin orientation and the C-clip location on the inside of each hinge. 4. Detach the two springs (B) from the upper front cover hinges. 5. Disconnect the operator panel cable from the operator panel assembly. 6. Raise the upper front cover hinge assembly to a position that lets you lift the left pivot arm from the mounting bracket (C). 7. Lift the left pivot arm from the bracket and move the upper cover hinge assembly toward the left to clear the right upper cover pivot arm from the mounting bracket. 8. Remove the upper front cover hinge assembly.
Repair Information4-62 4059-XXX Upper Front Cover Interlock Switch Assembly 1. Remove the upper front cover. 2. Remove the operator panel. 3. Remove the inner EMC shield. 4. Press the retaining tabs (A) and remove the interlock switch assembly. 5. Note the routing of the interlock switch assembly cable and disconnect the cable at connector J4 on the engine board.
5-14059 Service Manual 4059-XXX 5.Connector Locations Low Voltage Power Supply Connector Pin No. Signal CN3 Interconnect Board1+5Vdc 2+5Vdc 3Ground 4Ground 5Ground 6Ground 7+24Vdc 8+24Vdc 9 Heat on 10 +5 V dc 11 +5 V dc 12 Ground 13 Ground 14 Ground 15 Ground 16 +24 V dc 17 ZC Out* 18 +42 V dc
5-34059 Service Manual 4059-XXX High Voltage Power Supply Connector Pin No. Signal CN1 Engine Board 1 Developer PWM 2 +24 V dc Return 3 Charge PWM 4+24VdcIN 5TXPWM 6TXEnable 7 TX CUR PWM 8SVROOUT
Connector Locations5-4 4059-XXX Engine Board Connector Pin No. Signal J 1 Ma in Fan 1 Fa n S tal l 2 Ground 3FanOn J2 Fuser Board 1 Exit Sns* 2ThumpB 3+5Vdc 4ThumpA 5 Ground 6 Hrtherm 7 Thermgnd 8NarrowMedia J3 Printhead (Mirror Motor)1 +24 V dc Return 2 +24 V dc Return 3ReFREQ 4LOCKn 5Start* 6 +24 V dc Return 7+24Vdc J4 Cover Closed Switch 1 Cover Closed 2 Ground 3+5Vdc
5-54059 Service Manual 4059-XXX J5 Printhead 1 LENA* 2 Ground 3LAOJ* 4 Ground 5 LASERPWM 6+5Vdc 7 Ground 8Video* 9 Ground 10 Ground J6 Output Level Sensor 1 Ground 2 Ground 3Opt2 4Opt1 5+5Vdc J7 Auxiliary Fan (Model 2420/2450/2455/ 3455)1 CRFANONn 2 Ground J8 Printhead HYSNC 1 Ground 2 HSYNC* 3 Ground 4+5Vdc J9 Fuser Inductor Sense WT 2450 Only1FISENSEn 2 Ground Connector Pin No. Signal