Xerox 5400N - Phaser B/W Laser Printer, Service Quick Reference Manual

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186 Phaser 5400 Laser Printer Service Guide
5 PRINT CARTRIDGE REPLACEMENT
1. Install a new Print Cartridge.
2. Run a Test Print.
Are horizontal deletions still present?
Go to
Step 6. Problem
solved.
6 BIAS TRANSFER ROLLER (BTR) INSPECTION
Inspect the BTR Assembly for contamination and wear.
Is the BTR free of contamination and wear?
Go to
Step 7. Replace the
BTR
Assembly
[RRP 7.6,
page 304 ]
7 “YES” FROM STEP 6 ABOVE
1. Generate a Test Print and switch printer power OFF
halfway through the print cycle.
2. Carefully remove the Print Cartridge and inspect the
toner image on the drum just before the transfer area
(BTR).
Is the image remaining on the drum completely
developed, with sharp, black easily read area,
and free from deletions?
Go to
Step 8. Go to
RAP 59,
page 153
8 “YES” FROM STEP 7 ABOVE
Inspect the toner image on the drum immediately after
the transfer area (BTR).
Was the toner image on the drum transferred to
the paper?
Go to
Step 9. Go to
RAP 59,
page 153
9 FUSER INSPECTION
1. Open the Exit Assembly.
Warning: If the printer has been powered ON,
the Fuser will be hot. Use extreme care
when handling the Fuser.
2. Remove the Fuser Assembly.
3. Turn the Fuser Assembly upside down.
4. Rotate the fuser idler gear manually and inspect the
Heat Roller.
5. Turn the Fuser Assembly right side up.
6. Open the fuse jam access cover.
7. Rotate the fuser idler gear manually and inspect the
Pressure Roller.
Are the Heat and Pressure Rollers free of
scratches (damage) and contamination?
Go to
Step 10. Replace the
Fuser
Assembly
[RRP 5.1,
page 288 ].
Table 104 Horizontal (Scan) Deletions Troubleshooting Procedure (cont'd.)
Step Actions and Questions Yes No