Reinstall the paper-delivery assembly
............................................................
222
1,500-sheet feeder assembly
...........................................................................................................
223
1,500-sheet feeder feed rollers
........................................................................................
223
1,500-sheet feeder separation roller
................................................................................
224
1,500-sheet feeder rear cover
.........................................................................................
225
1,500-sheet feeder right-side cover
.................................................................................
226
1,500-sheet feeder left-side cover
...................................................................................
227
1,500-sheet feeder door
..................................................................................................
230
1,500-sheet feeder motor
................................................................................................
232
1,500-sheet feeder driver PCA
........................................................................................
233
1,500-sheet feeder lift-drive assembly
.............................................................................
234
7
Solve problems
Troubleshooting checklist
.................................................................................................................
238
Menu map
........................................................................................................................................
239
Troubleshooting process
..................................................................................................................
240
Power-on checks
.............................................................................................................
240
Overview
.........................................................................................................
240
Troubleshooting tools
.......................................................................................................................
243
Individual component diagnostics
....................................................................................
243
LED diagnostics
..............................................................................................
243
Understand lights on the formatter
.................................................
243
Formatter test
.................................................................................
244
Engine diagnostics
..........................................................................................
244
Engine test
......................................................................................
244
Half self test
....................................................................................................
245
Drum rotation test
............................................................................................
245
Paper path sensors test
..................................................................................
246
Paper path test
................................................................................................
248
Sensor test (interactive)
..................................................................................
248
Manual sensor test (special mode test)
..........................................
248
Manual sensor test 2 (special mode test)
.......................................
256
Print/stop test
..................................................................................................
257
Component tests
.............................................................................................
259
Diagrams
.........................................................................................................................
260
Block diagrams
................................................................................................
260
Main assemblies
.............................................................................
260
Main parts
.......................................................................................
261
Motors and fans
..............................................................................
262
PCAs
..............................................................................................
263
500-sheet feeder
...........................................................................
263
1,500-sheet feeder
........................................................................
264
Connectors
......................................................................................................
266
ENWW
ix