| Section |
Page |
| Cover Page |
1 |
| Frontis |
5 |
| Symbols Marked on the Product |
6 |
| Power Safety Precautions |
7 |
| Electrostatic Discharge (ESD) Precautions |
8 |
| Service Safety Summary |
9 |
| Regulatory Specifications |
11 |
| Contents |
14 |
| General Information |
24 |
| Printer Introduction and Overview |
25 |
| Printer Configurations |
25 |
| Printer Memory and RAM Capabilities |
27 |
| Parts of the Printer |
28 |
| Exterior |
28 |
| Phaser 6250 Front Panel Configuration |
29 |
| Rear View |
30 |
| Image Processor Board |
31 |
| Routine Maintenance Items |
32 |
| Consumables |
32 |
| Consumable Life Counter Behavior |
33 |
| Printer Specifications |
34 |
| Physical Dimensions and Clearances |
34 |
| Functional Specifications |
35 |
| Electrical Specifications |
36 |
| Environmental Specifications |
36 |
| Media and Tray Specifications |
37 |
| Theory of Operation |
40 |
| Overview of the Phaser 6250 Color Laser Printer Theory of Operation |
41 |
| Summary of the Printing Process |
41 |
| Print Modes |
44 |
| Printer Controls |
44 |
| Paper Size Control |
44 |
| Selective Control; Paper Pick |
45 |
| Laser Light Intensity Control |
45 |
| Process Control |
45 |
| LED Light Density CTD (ADC) Control of Sensor |
47 |
| Color Registration Control |
48 |
| Transfer Roller Assembly Control |
50 |
| Toner Control |
51 |
| Fuser Control |
52 |
| Paper Path of the Printer |
53 |
| Paper Path Route |
54 |
| Major Assemblies and Functions |
55 |
| Frame and Drive Assemblies |
55 |
| Main Drive Assembly - Transmission Route |
56 |
| Gear Layout - Print Engine and Tray 1 |
57 |
| Paper Tray 2 |
58 |
| Paper Feed - Tray 2 |
59 |
| HCF Drive and Gears - Transmission Route |
64 |
| 500-Sheet Feeder Drive and Gears - Transmission Route |
65 |
| Retard Housing Assembly |
66 |
| Chute Assembly In |
67 |
| Chute Assembly Out |
68 |
| Chute Assembly Exit |
69 |
| Duplex Motor Drive and Gear - Transmission Route |
70 |
| Chute Assembly Registration (REGI) |
71 |
| Transfer Roller and Fuser Assembly |
72 |
| Fuser Drive Assembly - Transmission Route |
73 |
| Xerographics |
74 |
| Imaging Unit Charge Voltage Contacts |
75 |
| Toner Cartridge Assembly |
77 |
| Toner Cartridge Assembly - cont’d |
78 |
| Toner Motor Drive Assembly - Transmission Route |
79 |
| Developer Assembly Transmission Route |
79 |
| Error Messages and Codes |
82 |
| Introduction |
83 |
| Servicing Instructions |
84 |
| Using the Troubleshooting Procedures |
85 |
| General Notes on Troubleshooting |
85 |
| Voltage Measurements |
86 |
| Service Diagnostics |
87 |
| Service Diagnostic Front Panel Button Descriptions |
88 |
| Diagnostic Menu Map |
89 |
| Service Diagnostic Tests |
90 |
| Jam History Error Codes Table |
97 |
| Error Messages and Codes Summary Table |
98 |
| Jam Errors |
100 |
| Jam at Fuser: Jam F |
100 |
| Jam at Duplex: Jam D |
102 |
| Jam at Registration Roller: Jam RR |
104 |
| Misfeed at Tray 1 (MPT): Jam T1 |
106 |
| Misfeed at Tray 2: Jam T2 |
109 |
| Misfeed at Tray 3: Jam T3 |
112 |
| Misfeed at Tray 4: Jam T4 |
115 |
| Door and Cover Errors |
117 |
| Close Front Door |
117 |
| Consumable Errors |
118 |
| Install or Reseat Imaging Unit |
118 |
| Replace Imaging Unit or Imaging Unit is Near End of Life |
119 |
| Install or Reseat Transfer Roller |
120 |
| Replace Transfer Roller or Transfer Roller is at End of Life |
121 |
| Install or Reseat Fuser |
122 |
| Replace Fuser or Fuser is Near End of Life |
123 |
| Install or Lock [Y] [M] [C] [K] Toner Cartridge |
124 |
| Replace [Y] [M] [C] [K]Toner Cartridge or [Y] [M] [C] [K] Toner Is Low |
126 |
| Dusty Density Sensor |
128 |
| Output Tray is Full, Unload Paper |
129 |
| Remove Ribbon from [Y] [M] [C] [K] Toner Cartridge |
130 |
| Tray and Media Errors |
131 |
| Insert Tray [2] or Tray [2] Missing |
131 |
| Insert Tray [3] [4] or Tray [3] [4] Missing |
133 |
| Tray 2 Paper is Low |
135 |
| Tray [3] [4] Paper is Low |
136 |
| Out of Paper; Load Tray 1 (MPT) with [size] [type] |
137 |
| Out of Paper; Load Tray [2] [3] [4] with [size] [type] |
138 |
| Wrong Paper Size; Load Tray 2 with [size] [type] |
139 |
| Wrong Paper Size; Load Tray [3] [4] with [size] [type] |
141 |
| Wrong Paper Type; Load Tray [1 (MPT)] [2] [3] [4] with [size] [type] |
143 |
| Fatal Errors |
144 |
| Laser Failure |
144 |
| Density Sensor Failure |
145 |
| Fuser Failure |
146 |
| Fuser Failure (cont’d) |
147 |
| Fuser Failure (cont’d) |
148 |
| Fuser Fan Failure |
149 |
| Rear Fan Failure |
150 |
| Generic Fan Failure |
151 |
| Engine Firmware Failure |
152 |
| Imaging Unit Firmware Failure |
153 |
| Fuser Firmware Failure |
154 |
| Controller to Engine Communications Failure |
155 |
| Engine NVRAM Error |
156 |
| Replace [Y] [M] [C] [K] Toner Cartridge |
157 |
| [Y] [M] [C] [K] Toner Cartridge Failure |
158 |
| Non-Phaser 6250 Fuser |
159 |
| Non-Phaser 6250 Imaging Unit |
160 |
| Environmental Sensor Failure |
161 |
| General Troubleshooting |
162 |
| Introduction |
163 |
| Printer Status Page |
163 |
| Power-Up Modes |
163 |
| System Start-Up and POST |
164 |
| System Boot Sequence |
164 |
| Power On Self Test (POST) |
165 |
| POST Faults |
167 |
| LED Blink Patterns |
167 |
| POST Diagnostic Test Descriptions |
168 |
| Front Panel Troubleshooting |
169 |
| No Front Panel Display after Power is Turned ON |
169 |
| Front Panel LED is on, Front Panel Display is Blank |
169 |
| Front Panel Continually Displays “Warming Up...” |
169 |
| Front Panel Continually Displays \ |
169 |
| Fault Isolation |
170 |
| Inoperable Printer Troubleshooting |
170 |
| Engine Power-Up Sequence |
170 |
| Printer Does Not Come to a \ |
170 |
| Paper Size Switch Assembly |
171 |
| Power Supply |
171 |
| AC Power Supply Troubleshooting |
172 |
| DC Power Supply Troubleshooting |
173 |
| Media Jams and the Paper Path |
175 |
| Operating System and Application Problems |
178 |
| Macintosh printing problems |
178 |
| Windows printing problems |
180 |
| Network Problems |
180 |
| Print-Quality Troubleshooting |
182 |
| Print-Quality Problems Overview |
183 |
| Defects Associated with Specific Printer Components |
184 |
| Front Panel Test Prints |
185 |
| Test Print 1: CMYK Sample Page |
185 |
| Test Print 2: RGB Test Print |
186 |
| Service Test Prints |
187 |
| Test Print 3: Test Pattern Sample |
187 |
| 600 x 600 Service Test Print |
189 |
| Print Engine Test Print |
190 |
| Print-Quality Troubleshooting |
191 |
| Light Prints |
191 |
| Light Print in Only One Color |
192 |
| Blank Prints |
194 |
| Black Prints with White Margin Border |
195 |
| Solid Dark or Dirty Prints, No Border |
196 |
| Missing Band, Voids Or Streaks In a Single Color or All Colors Parallel to the Leading Edge |
197 |
| Missing Band, Voids or Streaks in a Single Color or All Colors in Direction of Paper Travel |
199 |
| Repeating and/or Random Spots |
200 |
| Background Contamination |
201 |
| Residual Image, Ghosting or Hot Offset |
203 |
| Incomplete Fusing or Cold Offset |
204 |
| Mis-Registration, Color Layer not Correctly Registered in the Process Direction |
205 |
| Dirty Vertical Streaks on the Edges of the Page |
206 |
| Adjustments and Calibrations |
208 |
| Calibrations |
209 |
| Color Calibration |
209 |
| Margin Calibration |
209 |
| Adjustments |
210 |
| Horizontal and Vertical Color Registration |
210 |
| Resetting NVRAM |
211 |
| PostScript NVRAM Resets |
211 |
| Service Diagnostics PostScript NVRAM Resets |
215 |
| Cleaning and Maintenance |
216 |
| Service Preventive Maintenance Procedure |
217 |
| Cleaning |
217 |
| Service Parts Disassembly |
220 |
| Overview |
221 |
| Standard Orientation of the Printer |
221 |
| General Notes on Disassembly |
222 |
| Preparation |
222 |
| Notations in the Disassembly Text |
222 |
| Removing Routine Maintenance Items and Consumables |
223 |
| Transfer Roller Removal |
223 |
| Imaging Unit Removal |
223 |
| Fuser Removal |
223 |
| Toner Cartridge Removal |
224 |
| Print Engine Disassembly |
225 |
| Covers |
225 |
| Front Cover (PL 1.1.2) |
225 |
| Front Panel (PL 1.1.1) |
226 |
| Fuser Fan (PL 1.1.7) |
227 |
| Top Main Cover (PL1.1.9) |
228 |
| Image Unit Top Cover (Door C) (PL1.1.10) |
229 |
| Right and Left Side Covers (PL1.1.24), (PL1.1.30) |
230 |
| Rear Cover (PL 1.1.20) |
231 |
| Left and Right Links (PL 1.1.23) |
232 |
| Tray 1 (MPT) (PL1.1.99) |
233 |
| Front Right Cover (PL 1.1.25) |
234 |
| Front Left Cover Assembly (PL1.1.29) |
235 |
| Paper Feed |
237 |
| Paper Feed Roller (PL 2.1.2) (Routine Maintenance Item) |
237 |
| Turn Chute Assembly (PL3.1.2) |
238 |
| Printer Chassis/Feeder Assembly |
239 |
| Paper Pick Assembly (PL3.3.1) |
241 |
| Right and Left Housing (PL 3.2) |
242 |
| Temperature/Humidity Harness (PL3.2.1) and Sensor (PL3.2.2) |
243 |
| High-Capacity Feeder Harness (PL3.2.3) |
244 |
| Paper Size Switch Assembly (PL3.2.4) |
245 |
| Low Paper Lever (PL3.2.7), Indicator (PL3.2.8) and Indicator Guide (PL3.2.10) |
246 |
| Paper Pick Rollers (PL3.3.3) |
248 |
| No Paper Actuator (PL3.3.5), No/Low Paper Sensor (PL3.3.4) |
249 |
| Link Actuator (PL3.3.6) |
251 |
| Feed Solenoid (PL3.3.17) |
252 |
| Turn Clutch Assembly (PL3.3.18) |
253 |
| Roll Turn Assembly (PL3.3.20) |
254 |
| Paper Feed Roller (Routine Maintenance Item) |
255 |
| Retard Roller Housing Assembly (PL4.1.1) |
256 |
| Turn Roll (PL 4.1.2), Turn Clutch (PL 4.1.9), and Friction Clutch Assembly (PL 4.1.4) |
257 |
| Retard Roller Assembly (PL4.1.5) |
258 |
| Chute Assembly In |
260 |
| Chute Assembly In (PL 5.1.1) |
260 |
| CTD (ADC) Sensor (PL 5.1.11) |
261 |
| Toner Full Sensor (PL 5.1.13) |
262 |
| Fuser Drive Assembly (PL 5.1.18) |
263 |
| Right Latch (Door A) (PL 5.1.21) |
264 |
| Left Latch (PL 5.1.30) |
265 |
| Chute Assembly Out |
266 |
| Chute Assembly Out (PL6.1.1) |
266 |
| Output Tray Full Actuator (PL 6.1.5) and Full Stack Sensor (PL 6.1.4) |
269 |
| Duplex Actuator (PL 6.1.13) and Duplex Sensor (PL 6.1.4) |
270 |
| Tray 1 Actuator (PL 6.1.37) and Tray 1 Sensor (PL 6.1.4) |
272 |
| Static Eliminator Assembly (PL 6.1.9) |
274 |
| Duplex Roller (PL 6.1.12) |
275 |
| Latch Plate (PL 6.1.17), Latch Out (PL 6.1.18), Latch Holder (PL 6.1.19), and Latch Spring Out (PL 6.1.20) |
276 |
| Tray 1 Paper Pick Assembly (PL 6.1.27) (Roll Feed) |
277 |
| Tray 1 Feed Solenoid (PL 6.1.40) |
278 |
| Tray 1 Shaft (PL 6.1.28) |
279 |
| Tray 1 Bottom Plate (PL 6.1.42) |
280 |
| Chute Assembly Exit |
281 |
| Chute Assembly Exit (PL 7.1.1) |
281 |
| Exit Roller (PL 7.1.4) |
282 |
| Mid Roller (PL 7.1.5) |
283 |
| Duplex Motor Assembly (PL 7.1.8) |
284 |
| Exit Actuator (Fuser) (PL 8.1.7) |
285 |
| Strap (PL 8.1.13) |
286 |
| Xerographics |
287 |
| Laser Unit (PL 9.1.1) |
287 |
| Housing Assembly Bias (PL 9.1.4) |
288 |
| Chute Assembly Registration (PL 9.1.6) and Housing Assembly Electric (PL 9.1.11) |
290 |
| Registration Sensor Actuator (PL 9.1.9) and Registration Sensor (PL 9.1.8) |
292 |
| OHP Sensor and Harness (Kit) (PL 9.1.12) |
294 |
| Toner Cartridge Holder Assemblies |
296 |
| Toner Cartridge Holder Unit Assembly (PL 10.1) |
296 |
| Toner Cartridge Holder Assembly |
299 |
| Toner Present Switch Bracket and Actuator (PL 10.1.6 and 10.1.22) |
301 |
| Toner Low Sensor (PL 10.1.5) |
303 |
| CRUM Reader Box Assembly (PL 10.1.21) |
304 |
| EEPROM Board (PL 10.1.14) |
305 |
| Sub-High Voltage Power Supply Board (PL 10.1.15) |
306 |
| Frame and Drive Assemblies |
307 |
| Left Lever Plate (PL 11.1.1), Lever Bracket (PL 11.1.2), Lever Link (PL 11.1.3), Lever Drum (PL 11.1.4), and Lever Spring (PL 11.1.5) |
307 |
| Lever Plate Right (PL 11.1.7), Lever Bracket (PL 11.1.2), Lever Link (PL 11.1.6), Lever Drum (PL 11.1.4), and Lever Spring (PL 11.1.5) |
310 |
| Main Drive Assembly (PL 11.1.14) |
313 |
| Developer Drive Assembly (PL 11.1.13) |
314 |
| Actuator, I/L (PL 11.1.8) and Spring, I/L (PL 11.1.9) |
315 |
| Earth Ground Circuit Board (PL 11.1.16) |
316 |
| Electrical |
317 |
| AC Switch Harness Assembly (PL 12.1.11) |
317 |
| Low-Voltage Power Supply (PL 12.1.10) |
318 |
| Motor Driver Board (PL 12.1.12) |
320 |
| Rear Fan (PL 12.1.2) |
321 |
| Card Cage |
322 |
| Housing Assembly Contact (PL 12.1.14) |
325 |
| Engine Control Circuit Board (PL12.1.1) |
326 |
| Image Processor Board (PL12.1.4) |
329 |
| Optional High Capacity Feeder Disassembly |
330 |
| Cover Front (PL14.2.4) |
330 |
| Cover, Right (PL14.2.1) and Cover, Left (PL14.2.3) |
331 |
| Turn Chute Assembly (PL14.3.7) |
332 |
| Tray 3 Harness Assembly (PL14.5.3), Tray 4 Harness Assembly (PL14.5.4), and HCF Plug Harness Assembly (PL14.5.2) |
333 |
| Circuit Board, HCF (PL14.5.1) |
335 |
| Drive Feeder Assembly (PL14.5.5) |
336 |
| Indicator Assembly (PL14.5.9) |
337 |
| Right Tray Guide (PL14.3.5)and Low Paper Lever (PL 14.5.8) |
338 |
| Left Tray Guide (PL14.3.3) |
341 |
| Link Actuator (PL 14.4.6) |
343 |
| HCF Paper Pick Assembly (PL14.4.1) |
344 |
| Idler Gear (PL14.5.6) |
345 |
| No Paper, Low Paper Sensor (PL14.5.7) |
346 |
| Paper Size Switch Assembly (PL14.3.6) |
347 |
| Casters, Locking (PL 14.2.5)/Non-Locking (PL 14.2.6) |
348 |
| Optional 500-sheet Feeder Disassembly |
349 |
| Cover Front (PL15.2.4) |
349 |
| Cover, Right (PL15.2.2) and Cover, Left (PL15.2.1) |
350 |
| Turn Chute Assembly (PL15.3.9) |
351 |
| Tray 3 Harness Assembly (PL15.5.3) and STF Plug Harness Assembly (PL15.5.2) |
352 |
| Circuit Board, STF (PL15.5.1) |
354 |
| Drive Feeder Assembly (PL15.5.5) |
355 |
| Indicator Assembly (PL15.5.8) |
356 |
| Right Tray Guide (PL15.3.5)and Low Paper Lever (PL 15.5.7) |
357 |
| Left Tray Guide (PL15.3.3) |
360 |
| Link Actuator (PL 15.4.6) |
362 |
| STF Paper Pick Assembly (PL15.4.1) |
363 |
| No Paper, Low Paper Sensor (PL15.5.6) |
364 |
| Paper Size Switch Assembly (PL15.3.6) |
365 |
| Parts List |
366 |
| Serial Number Format |
367 |
| Using the Parts List |
368 |
| Print Engine Parts |
369 |
| PL 1.1 Covers |
369 |
| PL 2.1 Universal Paper Tray |
372 |
| PL 3.1 Paper Feed I |
373 |
| PL 3.2 Paper Feed II |
375 |
| PL 3.3 Paper Feed III |
377 |
| PL 4.1 Housing Assembly Retard |
379 |
| PL 5.1 Chute Assembly In |
381 |
| PL 6.1 Chute Assembly Out |
383 |
| PL 7.1 Chute Assembly Exit |
387 |
| PL 8.1 Transfer Roller & Fuser Assembly (RMIs) |
389 |
| PL 9.1 Xerographics |
391 |
| PL 10.1 Holder Toner Cartridge Assembly |
393 |
| PL 11.1 Frame and Drive Assemblies |
395 |
| PL 12.1 Electrical |
397 |
| PL 13.1 Harness Assemblies |
399 |
| Optional High-Capacity Feeder |
401 |
| PL 14.1 Paper Trays 3 & 4 |
401 |
| PL 14.2 High-Capacity Feeder Covers |
402 |
| PL 14.3 High-Capacity Feeder Guides and Turn Chute Assembly |
403 |
| PL 14.4 Paper Pick Assembly Trays 3 & 4 |
405 |
| PL 14.5 High-Capacity Feeder Harness, Board and Motor |
407 |
| Optional 500-sheet Feeder |
409 |
| PL 15.1 Paper Tray 3 |
409 |
| PL 15.2 500-sheet Feeder Covers |
410 |
| PL 15.3 500-sheet Feeder Guides and Turn Chute Assembly |
411 |
| PL 15.4 Paper Pick Assembly Tray 3 |
413 |
| PL 15.5 500-sheet Feeder Harness, Board and Motor |
415 |
| Xerox Supplies and Accessories |
416 |
| Wiring Diagrams |
422 |
| Plug/Jack Locator Maps |
423 |
| Map 1 |
427 |
| Map 2 |
428 |
| Map 3 |
429 |
| Map 4 |
430 |
| High-Capacity Feeder Plug/Jack Locator Table |
431 |
| Map 5 |
432 |
| 500-sheet Feeder Plug/Jack Locator Table |
433 |
| Map 6 |
434 |
| Print Engine Wiring Diagrams |
435 |
| Notations used in Wiring Diagrams |
435 |
| Main Wiring Diagram |
436 |
| Power Supplies |
437 |
| Paper Tray 2 |
438 |
| Drive Section |
439 |
| Developer Section 1 |
440 |
| Developer Section 2 |
441 |
| Fuser Assembly |
442 |
| Laser Unit |
443 |
| Xerographics 1 |
444 |
| Xerographics 2 |
445 |
| Paper Feed |
446 |
| Image Processor Board |
447 |
| Printer Options Wiring Diagrams |
448 |
| High Capacity Feeder Main Wiring Diagram |
448 |
| Drive Section (HCF) |
449 |
| Paper Tray 3 |
450 |
| Paper Tray 4 |
451 |
| 500-sheet Feeder Main Wiring Diagram |
452 |
| Drive Section (STF) |
453 |
| Paper Tray 3 |
454 |
| Appendix |
456 |
| Printer Status Codes |
457 |
1
305
306
307
308
309
310
311
312
313
314
315
