Basics

There are three paper sources and one output tray in a complete system. Optional Sheet Feeder (250 or 500 Sheets) Optional Sheet Feeder (250 or 500 Sheets) There are four paper sensors in the LaserWriter Select printer. Each sensor consists of an actuator, a U-shaped photo interrupter, and circuitry that communicates back to the DC controller. Registration Sensor PS602 Manual Feed Sensor PS701 Interface connector diagrams for each of three LaserWriter Select models are located on the following...

Front Access Door Assembly

Before you begin, remove the following procedure only if you are replacing the front access door itself. 1 Disconnect connectors P16 and P17 from the DC controller. 2 Open the cable retainer and remove the cables. Ground Wires-Cable Retainer TR CR Ground Wires-Cable Retainer TR CR OOOOOOOOOO oooooooooo oooooooooo oooooooooo OOOOOOOOOO oooooooooo oooooooooo oooooooooo Disconnect the following connectors from the high-voltage power supply RTN1 RTN2 TR CR Open the cable retainer and remove the...

Paper Charge Deflector

Before you begin, remove the transfer roller. 1 Grasp each end of the paper charge deflector and pull it off the pickup roller assembly. 2 Disconnect connector P120 from the registration sensor. 3 Remove the screw that secures the ground wire to the paper charge deflector. 4 Lift out the paper charge deflector. sure to align the notches on each end of the paper charge deflector with the locating bosses on the pickup roller.

Power Supply

Before you begin, remove the following High-voltage contact assembly 1 Remove the two screws that secure connector PI 01 to the printer chassis. 2 Remove the screw that holds the green ground wire to the power supply. 3 Remove all cables from the cable retainer. Remove the three screws and lift out the power supply.

Paper Separation

Before you begin, remove the following 1 Close the front access door halfway. 2 Using your fingers, push the separation pad forward until it rests against the manual feed pickup plate. i ' . -. ii .- .-. v. i ' . -. ii .- .-. v. 3 Lift the paper separation pad straight up and release it from the paper separation assembly.

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Apple Laserwriter Select 310 Schematic

Select 360 High Voltage Power Supply The LaserWriter Select wiring diagram can be found on the next page. The detail in this document is too small to read easily at 100 view. You should either zoom into the diagram using the zoom tool above, or print the diagram on a laser printer with a resolution of 300 dpi 600 dpi preferred . - 5VA- READY IN-USE PAPER-OUT -JAM - 5VA- READY IN-USE PAPER-OUT -JAM OPTIONAL FEEDER LASER OPTIC ASSEMBLY REGISTRATION PAPER DELIVERY SENSOR SENSOR 1. Connect the...

Specifications

Printing Method Optical System Resolution Select 300 310 Fuji Xerox P0 engine Select 360 Fuji Xerox P1 engine Electrophotography using single-component dry toner Select 300 310 300 dots per inch dpi Select 360 600 dpi 300 dpi in PCL mode Imaging Languages Select 300 QuickDraw Supported Select 310 PostScript Select 300 310 500-Sheet Feeder Select 360 February 1 993 August 1993 October 1 993 Select 310 AMD Am29205 16 MHz Select 360 AMD Am29200 15 MHz Select 300 512K, expandable to 1.5 MB or 4.5...

Troubleshooting

Troubleshooting contains quick-reference troubleshooting information for the LaserWriter Select. We encourage you to review and print out this chapter before troubleshooting a printer. At the end of this chapter are troubleshooting flowcharts and tables. If a table name clearly addresses your problem, you can go directly to that table. If not, you should go to the flowchart associated with the version of the printer you are working on. When taking voltage and resistance readings, you will need...

Manual Feed Pickup Plate

Before you begin, remove the following 1 Remove the paper separation assembly springs from the manual feed pickup plate. 2 Rotate the manual feed pickup plate so that it is resting against the two front-door grounding springs. 3 Pull up and snap out each side of the manual feed pickup plate and release the plate from the front access door. Replacement Note Be sure to insert the manual feed sensor arm through the opening on the manual feed pickup plate.

Paper Feed Roller

No preliminary steps are required before you begin this procedure. Pull the paper feed roller off the paper separation assembly. Align the locating bosses on the paper feed roller with the notches on either side of the paper separation assembly. Make sure you install the paper feed roller above the mylar film strips.

Toner Cartridge Sensor Assembly

Before you begin, remove the following Note When you install a toner cartridge, the toner cartridge sensor assembly activates switches SI 01 and SI 00 on the toner cartridge sensor board. When you remove the toner cartridge, the sensor assembly deactivates switches SI 01 and S100. 1 Disconnect connector P11 8 from the toner cartridge sensor board. 2 Lift off the black plastic cover. 3 Remove the mounting screw and release the black plastic tab. 4 Lift out the toner cartridge sensor board.

Double Gears

No preliminary steps are required before you begin this procedure. 2 Using snap-ring pliers, remove the snap rings that hold the left and right double gears to the printer chassis. When replacing the double gears, hook the locating tabs on the flat surface of the laser optic assembly.

Fuser Pressure Roller

Before you begin, remove the following Fuser assembly Fuser top cover Note The pressure roller springs and bearings easily fall off the nip levers. 1 Lift up the left and right nip levers. 2 Remove the pressure roller springs and bearings and set them aside. 3 Lift out the fuser pressure roller. Install the springs and bearings in the slots on the left and right nip levers.

Fuser Heater Bulb

Apple Laserwriter 600 Remove Fuser

Before you begin, remove the following Remove the three screws that secure the right fuser side cap to the fuser assembly. Note In the next step, the gear and gear shaft may fall off. Keep these parts in a safe place. You will need them when you replace the right fuser side cap. Pull the right fuser side cap away from the fuser frame. 3 Remove the screw that secures the fuser heater bulb to the left fuser side cap. 4 Free the heater bulb from the holding tab. Caution Be careful not to touch the...

DC Controller Mount

Before you begin, remove the following High-voltage power supply cable from P11 Laser assembly scanner motor board cable from PI 2 Cassette feeder board cable from PI 3 Main motor cable from PI 4 High-voltage power supply toner cartridge sensor board cable from PI 5 Paper registration manual feed sensor cable from PI 6 - Manual-feed pickup solenoid cable from PI 7 - Laser beam detection cable from PI 9 2 Remove all cables from the two cable retainers. 3 Remove the three mounting screws and lift...