Figure 3-6
Test the loop sensors
....................................................................................................................
248
Figure 3-7
Test the fuser delivery sensor (1 of 2)
..........................................................................................
249
Figure 3-8
Test the fuser delivery sensor (2 of 2)
..........................................................................................
249
Figure 3-9
Test the duplex re-pickup sensor
..................................................................................................
250
Figure 3-10
Test the output-bin-full sensor
....................................................................................................
251
Figure 3-11
Test the fuser pressure-release sensor
......................................................................................
253
Figure 3-12
Test the primary transfer-roller-disengagement sensor (1 of 4)
.................................................
254
Figure 3-13
Test the primary transfer-roller-disengagement sensor (2 of 4)
.................................................
254
Figure 3-14
Test the primary transfer-roller-disengagement sensor (3 of 4)
.................................................
255
Figure 3-15
Test the primary transfer-roller-disengagement sensor (4 of 4)
.................................................
255
Figure 3-16 Media sensor
..............................................................................................................................
256
Figure 3-17
Test the front-door switch
...........................................................................................................
257
Figure 3-18
Test the right door switch
............................................................................................................
258
Figure 3-19
Test the Tray 1 media-present sensor
.......................................................................................
261
Figure 3-20
Test the tray 2 paper-present sensor
.........................................................................................
262
Figure 3-21
Tray 2 paper surface 1 and 2
......................................................................................................
263
Figure 3-22
Test the Tray 2 paper size switches
...........................................................................................
264
Figure 3-23
Test the Tray 3 feed sensor
........................................................................................................
265
Figure 3-24
Test the new ITB sensor
.............................................................................................................
271
Figure 3-25
Test the new ITB sensor
.............................................................................................................
271
Figure 3-26
Test the right door switch
............................................................................................................
272
Figure 3-27
Product cross section
..................................................................................................................
277
Figure 3-28
Optional paper feeder (1 x 500-sheet)
........................................................................................
278
Figure 3-29
Optional paper feeder (3 x 500-sheet)
........................................................................................
279
Figure 3-30 Formatter PCA
............................................................................................................................
280
Figure 3-31
DC controller connector locations
...............................................................................................
281
Figure 3-32
Controller PCA connectors
.........................................................................................................
283
Figure 3-33
External component locations
.....................................................................................................
284
Figure 3-34
Major component locations (1 of 3)
............................................................................................
285
Figure 3-35
Major component locations (2 of 3)
............................................................................................
286
Figure 3-36
Major component locations (3 of 3)
............................................................................................
287
Figure 3-37
Motors, fans, and rollers component locations
...........................................................................
288
Figure 3-38
PCA component locations
..........................................................................................................
289
Figure 3-39
Optional paper feeder (1 x 500-sheet) component locations (1 of 2)
.........................................
290
Figure 3-40
Optional paper feeder (1 x 500-sheet) component locations (2 of 2)
.........................................
291
Figure 3-41
Optional paper feeder (3 x 500-sheet) component locations (1 of 2)
.........................................
292
Figure 3-42
Optional paper feeder (3 x 500-sheet) component locations (2 of 2)
.........................................
293
Figure 3-43
General timing chart
....................................................................................................................
294
Figure 3-44
General circuit diagram (1 of 2)
..................................................................................................
295
Figure 3-45
General circuit diagram (1 of 2)
..................................................................................................
295
Figure 3-46
Paper feeder circuit diagram (1 X 500-sheet)
.............................................................................
296
Figure 3-47
Paper feeder circuit diagram (3 X 500-sheet)
.............................................................................
297
Figure 3-48
Print-quality troubleshooting procedure
......................................................................................
302
Figure 3-49
Yellow print-quality troubleshooting page
...................................................................................
303
xxviii
ENWW