Actions Yes No
Step 4
Check the transfer roll for surface contamination or excessive wear.
Is it free of contamination and wear?
Go to step 5. Replace the transfer
roll. See “Transfer roll
removal” on page
193.
Step 5
Check the transfer roll left contact spring for damage.
Is it free of damage?
Replace the power
supply. See “Power
supply removal” on
page 223.
Replace the printer.
Printer is printing blank pages
Actions Yes No
Step 1
Check the toner cartridge level.
Is the toner level low?
Replace the toner
cartridge.
Go to step 2.
Step 2
Check the cartridge plunger.
Is the cartridge plunger properly attached to the front door and is the
spring functioning properly?
Go to step 3. Replace the cartridge
plunger. See “Cartridge
plunger removal” on
page 194.
Step 3
Check the imaging unit for wear or damage.
Is it free of wear or damage?
Go to step 4. Replace the imaging
unit.
Step 4
Check the transfer roll for surface contamination or excessive wear.
Is it free of contamination and wear?
Go to step 5. Replace the transfer
roll. See “Transfer roll
removal” on page
193.
Step 5
Check the transfer roll left contact spring for damage.
Is it free of damage?
Go to step 6. Replace the printer.
4514-630, -635, -636
Diagnostic information
46