Service manual p h a s e r ™ l a s e r p r i n t e r 3450
Contents xiii contents service terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Iii symbols marked on the product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Iv power safety precautions . . . . . . . . . . . . . . . . . . . . . ....
R 3450 laser printer major assemblies and functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7 main board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7 print cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Contents xv media jams and the paper path . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6 media-based problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6 paper mis-feed from tray 1 (mpt). . . . . . . . . . . . . . . . . . . . . . . . 4-6 paper mis-feed fro...
Xvi phaser 3450 laser printer print engine disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 right cover assembly (pl 9.2.2). . . . . . . . . . . . . . . . . . . . . . . . . 8 left cover assembly (pl 9.2.4) . . . . . . . . . . . . . . . . . . . . . . . . . . 8 top...
Contents xvii print engine parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4 main unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4 covers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
4 chapter general troubleshooting in this ch .. ■ introductio ■ preliminar res ■ front pane hooting ■ paper size ssembly ■ power sup eshooting ■ media jam paper path.
4-2 phaser 3450 laser printer service manual introduction this chapter covers the general start-up, power on self test, and power supply operations of the printer to aid in troubleshooting problems not associated with an error code or front panel error message. For troubleshooting problems associate...
