2-74
Service Manual
5060-XXX
Step A
Step B
Note: It is possible that there is a problem with more than one print cartridge, HV
Contact, Block Assembly, cable or assembly.
Step
Action and Questions
Yes
No
1
Print Cartridge - This is most likely caused by a failure of the
cleaner in the print cartridge. Try a new print cartridge for
the faulty color.
Does this fix the problem?
Problem
Solved
Go to Step 2
2
HV Contact Block Assembly, Doctor Blade or TAR Contact
Check for a stuck TAR contact pin in the HV Contact Block
assembly of the color with the problem. Check figure 1 for
pin location.
Is the TAR contact pin stuck or operating smoothly.
Go to Step 3
Repair the HV
Block Contact
for the faulty
color.
3
Doctor Blade Contact - Check to make sure the Doctor
Blade cable is connected to the Doctor Blade terminal on
the Developer HVPS.
Is the cable connected correctly?
Go to Step 4
Connect the
cable
correctly.
Replace the
cable if it is
broken or
damaged.
4
Doctor Blade Contact Pin in HV Contact Block Assembly
Check to make sure the Doctor Blade Contact Pin in the HV
Contact Block assembly is not stuck and is operating
smoothly. Look at figure 1 for pin location.
Is the Doctor Blade contact pin stuck operating smoothly?
Go to Step 5
Repair the HV
Block Contact
for the faulty
color.
5
Continuity Check - High Voltage Contact Assembly - Check
continuity from the Developer HVPS Contact Spring to the
Charge Roll Pin in the contact assembly.
Is there continuity?
Go to Step 6
Repair the
High Voltage
Contact
Assembly as
necessary
6
Cartridge HV contact Assembly Developer Pin Springs
Check the developer pin springs for the cartridge that is
having a problem to make sure they are no bent or
damaged.
Are the springs bent or damaged?
Replace the
damaged
Developer
Spring
Replace the
“HVPS
Developer
Board” on
page 4-36
Step
Action and Questions
Yes
No
1
Print Cartridge(s) - This is most likely caused by a failure of
the cleaner in the print cartridge or cartridges. Replace any
of the cartridges that appear to have a problem.
Does this fix the problem?
Problem
Solved
Go to Step 2
Summary of Contents for 13P0150 - C 750dtn Color Laser Printer
Page 2: ... ii 6000 XXX ...
Page 4: ...5060 XXX ...
Page 10: ...viii 5060 XXX ...
Page 18: ...xiv Service Manual 5060 XXX ...
Page 120: ...2 100 Service Manual 5060 XXX ...
Page 199: ...Connector Locations 5 17 5060 XXX RIP Board ...
Page 203: ...Connector Locations 5 21 5060 XXX High Capacity 2000 Sheet Board ...
Page 205: ...Connector Locations 5 23 5060 XXX HVPS Board ...
Page 207: ...Connector Locations 5 25 5060 XXX HVPS Developer Board ...
Page 208: ...5 26 Service Manual 5060 XXX ...
Page 212: ...7 2 Service Manual 5060 XXX Assembly 1 Covers ...
Page 214: ...7 4 Service Manual 5060 XXX Assembly 1 1 Covers ...
Page 220: ...7 10 Service Manual 5060 XXX Assembly 5 Paper Feed Output Redrive ...
Page 222: ...7 12 Service Manual 5060 XXX Assembly 6 Multipurpose Feeder MPF ...
Page 224: ...7 14 Service Manual 5060 XXX Assembly 7 500 Sheet Integrated Tray ...
Page 228: ...7 18 Service Manual 5060 XXX Assembly 10 Cartridge Contact Assembly ...
Page 230: ...7 20 Service Manual 5060 XXX Assembly 11 Electronics ...
Page 232: ...7 22 Service Manual 5060 XXX Assembly 11 1 Electronics ...
Page 240: ...7 30 Service Manual 5060 XXX Assembly 12 Output Expander ...
Page 242: ...7 32 Service Manual 5060 XXX Assembly 12 1 Output Expander ...
Page 244: ...7 34 Service Manual 5060 XXX Assembly 13 5 Bin Mailbox ...
Page 246: ...7 36 Service Manual 5060 XXX Assembly 13 1 5 Bin Mailbox ...
Page 248: ...7 38 Service Manual 5060 XXX Assembly 14 500 Sheet Tray Option ...
Page 250: ...7 40 Service Manual 5060 XXX Assembly 14 1 500 Sheet Tray Option ...