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2-24
Phaser 4400 Laser Printer Service Manual
5
Is the paper size used within specifications?
Go to step 6.
Replace with
paper meet-
ing size speci-
fications.
6
1. Reinstall the Fuser.
2. Close the Rear Cover.
3. Cheat the Front Cover Interlock.
4. Enter Service Diagnostics, select Clutch Tests, and
press
OK
.
5. Select Registration and press
OK
.
Can you hear the Registration Clutch energize?
Go to step 7.
Go to
Registration
Clutch
on
page 3-27.
7
1. Press
Back
to return to the top Diagnostics menu,
then select Main Motor+Clutch/Sol tests and press
OK
.
2. Select Motor+Registration and press
OK
.
Do the Registration Rolls rotate smoothly?
Go to step 9.
Go to step 8.
8
Repair or replace as necessary:
■
Registration Rolls (RRP 5.6 on
page 6-62
)
■
Registration Clutch (RRP 5.5 on
page 6-62
)
■
Main Drive Gear Assembly (RRP 8.2 on
page 6-85
)
■
Main Motor Assembly (RRP 8.1 on
page 6-84
).
9
Perform
Registration Sensor
on page 3-20 to test the
Registration Sensor.
Is the Registration Sensor working correctly?
Go to step
10.
Repair or
replace the
Registration
Sensor as
necessary
(RRP 5.4 on
page 6-61
).
10
Perform
Exit Sensor
on page 3-34 to test the Exit
Sensor.
Is the Exit Sensor working correctly?
Go to step
11.
Replace the
Fuser Assem-
bly (RRP 6.2
on
page 6-66
).
11
1. Enter Service Diagnostics (if necessary).
2. Select Engine Test Print and press
OK
.
3. Run test prints.
4. When the error code appears, inspect the position of
lead edge of the paper.
Does the lead edge of the paper pass between
the Transfer Roller and the Print Cartridge
Drum?
Go to step
12.
Clean the
Registration
Rollers.
12
Is the Detack Saw clean and free of
contamination?
Go to step
13.
Clean the
Detack Saw
or Replace
the Transport
Chute
Assembly
(RRP 6.1 on
page 6-65
).
Registration Jam Troubleshooting Procedure (cont'd.)
Step Actions and Questions
Yes
No
Summary of Contents for 4400DT - Phaser B/W Laser Printer
Page 1: ...Service Manual P h a s e r L a s e r P r i n t e r 4400...
Page 2: ......
Page 13: ...xii Phaser 4400 Laser Printer Service Manual...
Page 17: ...xvi Phaser 4400 Laser Printer Service Manual...
Page 37: ...1 20 Phaser 4400 Laser Printer Service Manual...
Page 140: ...Phaser 4400 Laser Printer Service Manual 3 43 Test Print...
Page 181: ...3 84 Phaser 4400 Laser Printer Service Manual...
Page 184: ...Phaser 4400 Laser Printer Service Manual 4 3...
Page 191: ...4 10 Phaser 4400 Laser Printer Service Manual...
Page 193: ...5 2 Phaser 4400 Laser Printer Service Manual...
Page 212: ...Phaser 4400 Laser Printer Service Manual 6 19 Retard Roller Assembly...
Page 214: ...Phaser 4400 Laser Printer Service Manual 6 21 Retard Roller Friction Clutch Assembly...
Page 218: ...Phaser 4400 Laser Printer Service Manual 6 25 Motor Assembly...
Page 220: ...Phaser 4400 Laser Printer Service Manual 6 27 Connector and Socket Guide...
Page 231: ...6 38 Phaser 4400 Laser Printer Service Manual Feeder PWB...
Page 239: ...6 46 Phaser 4400 Laser Printer Service Manual MPT Pick Up Cam MPT Roller Assembly...
Page 247: ...6 54 Phaser 4400 Laser Printer Service Manual MPT No Paper Sensor...
Page 257: ...6 64 Phaser 4400 Laser Printer Service Manual Registration Springs Rubber Registration Roller...
Page 261: ...6 68 Phaser 4400 Laser Printer Service Manual Fuser Harness Assembly...
Page 263: ...6 70 Phaser 4400 Laser Printer Service Manual Exit Chute Assembly...
Page 268: ...Phaser 4400 Laser Printer Service Manual 6 75 Mid 1 Roller Assembly Mid 2 Roller Assembly...
Page 271: ...6 78 Phaser 4400 Laser Printer Service Manual Heat Rod Fuser Upper Cover...
Page 279: ...6 86 Phaser 4400 Laser Printer Service Manual Drive Gear Assembly...
Page 286: ...Phaser 4400 Laser Printer Service Manual 6 93 HVPS PWB...
Page 293: ...6 100 Phaser 4400 Laser Printer Service Manual Duplex Harness Assembly...
Page 296: ...Phaser 4400 Laser Printer Service Manual 6 103 Exit Tray Paper Weight Exit Tray...
Page 330: ...Phaser 4400 Laser Printer Service Manual 6 137 Size Sensor Housing Assembly 4...
Page 341: ...6 148 Phaser 4400 Laser Printer Service Manual Upper Chute Assembly...
Page 364: ...Phaser 4400 Laser Printer Service Manual 6 171 Clutch and Bearing Bottom Roller Assembly...
Page 366: ...Phaser 4400 Laser Printer Service Manual 6 173 Feed Roller Shaft Feed Roller Assembly 1...
Page 368: ...Phaser 4400 Laser Printer Service Manual 6 175 Feed Roller Shaft Feed Roller Assembly 2...
Page 370: ...Phaser 4400 Laser Printer Service Manual 6 177 Feed Belts...
Page 371: ...6 178 Phaser 4400 Laser Printer Service Manual...
Page 374: ...Phaser 4400 Laser Printer Service Manual 7 3 PL 1 1 Covers 1 of 2 Exploded View...
Page 376: ...Phaser 4400 Laser Printer Service Manual 7 5 PL 1 2 Covers 2 of 2 Exploded View...
Page 378: ...Phaser 4400 Laser Printer Service Manual 7 7 PL 2 1 Tray 1 1 of 2 Exploded View...
Page 380: ...Phaser 4400 Laser Printer Service Manual 7 9 PL 2 2 Tray 1 2 of 2 Exploded View...
Page 382: ...Phaser 4400 Laser Printer Service Manual 7 11 PL 3 1 Paper Feeder Exploded View...
Page 384: ...Phaser 4400 Laser Printer Service Manual 7 13 PL 4 1 MPT Chute Exploded View...
Page 386: ...Phaser 4400 Laser Printer Service Manual 7 15 PL 5 1 Paper Handler Assembly Exploded View...
Page 388: ...Phaser 4400 Laser Printer Service Manual 7 17 PL 6 1 Chute Transport and Fuser Exploded View...
Page 390: ...Phaser 4400 Laser Printer Service Manual 7 19 PL 7 1 Exit Exploded View...
Page 392: ...Phaser 4400 Laser Printer Service Manual 7 21 PL 8 1 Drive and Xerographics Exploded View...
Page 394: ...Phaser 4400 Laser Printer Service Manual 7 23 PL 9 1 Frame and Size Sensor Exploded View...
Page 396: ...Phaser 4400 Laser Printer Service Manual 7 25 PL 10 1 Electrical Exploded View...
Page 398: ...Phaser 4400 Laser Printer Service Manual 7 27 PL 11 1 550 Sheet Feeder 1 of 2 Exploded View...
Page 400: ...Phaser 4400 Laser Printer Service Manual 7 29 PL 11 2 550 Sheet Feeder 2 of 2 Exploded View...
Page 402: ...Phaser 4400 Laser Printer Service Manual 7 31 PL 12 1 Envelope Feeder 1 of 2 Exploded View...
Page 404: ...Phaser 4400 Laser Printer Service Manual 7 33 PL 12 2 Envelope Feeder 2 of 2 Exploded View...
Page 406: ...Phaser 4400 Laser Printer Service Manual 7 35 PL 13 1 Duplex 1 of 2 Exploded View...
Page 408: ...Phaser 4400 Laser Printer Service Manual 7 37 PL 13 2 Duplex 2 of 2 Exploded View...
Page 410: ...Phaser 4400 Laser Printer Service Manual 7 39 PL 14 1 Stacker 1 of 2 Exploded View...
Page 412: ...Phaser 4400 Laser Printer Service Manual 7 41 PL 14 2 Stacker 2 of 2 Exploded View...
Page 413: ...7 42 Phaser 4400 Laser Printer Service Manual...
Page 443: ...8 30 Phaser 4400 Laser Printer Service Manual Duplex Unit Paper Path...
Page 459: ...8 46 Phaser 4400 Laser Printer Service Manual Major Components of the Option Feeder Assembly...
Page 466: ...Phaser 4400 Laser Printer Service Manual 9 7 Base Engine P J Location Map 2 of 2 910 1 910 1...
Page 468: ...Phaser 4400 Laser Printer Service Manual 9 9 Base Engine Block Diagram 2 of 4 2...
Page 469: ...9 10 Phaser 4400 Laser Printer Service Manual Base Engine Block Diagram 3 of 4 3...
Page 470: ...Phaser 4400 Laser Printer Service Manual 9 11 Base Engine Block Diagram 4 of 4 4...
Page 471: ...9 12 Phaser 4400 Laser Printer Service Manual Block Diagram Tray 1 Tray 2 and Tray 3...
Page 479: ...9 20 Phaser 4400 Laser Printer Service Manual Engine Logic Board to Laser Assembly...
Page 480: ...Phaser 4400 Laser Printer Service Manual 9 21 Image Processor Board to Front Panel...
Page 483: ...9 24 Phaser 4400 Laser Printer Service Manual 550 Sheet Feeder Block Diagram 1 of 2...
Page 484: ...Phaser 4400 Laser Printer Service Manual 9 25 550 Sheet Feeder Block Diagram 2 of 2...
Page 486: ...Phaser 4400 Laser Printer Service Manual 9 27 Duplex Unit P J Map...
Page 487: ...9 28 Phaser 4400 Laser Printer Service Manual Duplex Unit Block Diagram...
Page 488: ...Phaser 4400 Laser Printer Service Manual 9 29 Engine Logic Board to Duplex PWB...
Page 491: ...9 32 Phaser 4400 Laser Printer Service Manual Stacker P J Map...
Page 492: ...Phaser 4400 Laser Printer Service Manual 9 33 Stacker Block Diagram...
Page 493: ...9 34 Phaser 4400 Laser Printer Service Manual Engine Logic Board to Stacker PWB...
Page 497: ...9 38 Phaser 4400 Laser Printer Service Manual Envelope Feeder P J Map...
Page 498: ...Phaser 4400 Laser Printer Service Manual 9 39 Envelope Feeder Block Diagram...
Page 501: ...9 42 Phaser 4400 Laser Printer Service Manual...
Page 502: ......
Page 503: ...071 0861 00...