Table of Contents
5
Loading Flash Memory
....................................................................................................................................................
238
Loading Through The Serial Or Parallel Port
............................................................................................................
239
Loading Through the Network Interface Card (NIC)
.................................................................................................
248
Reprogramming the Security Key
....................................................................................................................................
250
Shuttle Electrical Shorts Test
...........................................................................................................................................
252
Hammer Bank Power Cable Shorts Test
.........................................................................................................................
253
Cable Shorts Test
............................................................................................................................................................
254
Main Wire Harness Test Diagnostic
................................................................................................................................
256
Power Supply Operational Check
....................................................................................................................................
258
3
Locations
..................................................................................................................
262
Locations Of Components And Assemblies
....................................................................................................................
262
4
Circuit Diagrams, Circuit Boards, Cables, and Switches
..........................................
264
Contents
..........................................................................................................................................................................
264
5
Removals and Adjustments
......................................................................................
311
About This Chapter
..........................................................................................................................................................
311
Tools And Materials
..................................................................................................................................................
311
Preparing The Printer For Maintenance
....................................................................................................................
313
Restoring The Printer To Operation
..........................................................................................................................
314
Removal And Replacement Procedures
..........................................................................................................................
315
List Of Procedures
....................................................................................................................................................
315
Belt, Paper Feed Timing
...........................................................................................................................................
317
Belt, Platen Open
......................................................................................................................................................
318
Circuit Board: PSA3 Controller
..................................................................................................................................
319
Circuit Board: Power Supply
.....................................................................................................................................
321
Circuit Breaker
..........................................................................................................................................................
322
Connector Shells
.......................................................................................................................................................
323
Cover Assembly, Hammer Bank / Ribbon Mask
.......................................................................................................
325
Cover Assembly, Shuttle
...........................................................................................................................................
326