Phaser 6121MFP Service Manual
4-27
General Troubleshooting
Control Panel Indicators Do Not Light
No Control Panel or Faulty Indicator lights.
Initial Actions
•
Remove system power and reboot.
•
View any control panel activity.
Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack References
■
Image Processor Board,
PL13.0.29/30
■
Control Panel Board, PL2.0.5
■
Power Supply 1, PL13.0.17
■
Board Locations (page 2-10)
■
Map 1 - Engine Control Board Plug/Jack
Locator (page 10-5)
■
Power Supply Wiring (page 10-17)
Troubleshooting Procedure Table
Step Action and Questions
Yes
No
1
Is power source voltage being applied
to connector CN3 of the Power Supply?
Go to step 2.
Check wiring
from the AC
power plug
through the
Power Switch
to CN1 (pin 1)
of the Power
Supply. If
problem
persists, go to
step 2.
2
Are fuses (F1 and F2) on the Power
Supply conducting?
Go to step 3.
Replace the
Power Supply
(page 8-72). If
the problem
persists, go to
step 3.
3
Is P/J1 on the Engine Control Board
seated properly?
Go to step 4.
Reseat the
connector. If
the problem
persists, go to
step 4.
4
Is P/J10 on the Image Processor Board
properly connected?
Go to step 5.
Reseat the
connector. If
the problem
persists, go to
step 5.
Summary of Contents for PHASER 6121MFP
Page 1: ...Phaser 6121MFP Multi Function Printer Phaser 6121MFP Service Manual...
Page 2: ......
Page 12: ...x Phaser 6121MFP Service Manual Contents...
Page 22: ...xx Phaser 6121MFP Service Manual...
Page 42: ...1 20 Phaser 6121MFP Service Manual General Information...
Page 106: ...2 64 Phaser 6121MFP Service Manual Theory of Operation...
Page 109: ...Phaser 6121MFP Service Manual 3 3 Error Messages and Codes s6121mfp 372...
Page 194: ...3 88 Phaser 6121MFP Service Manual Error Messages and Codes...
Page 306: ...6 44 Phaser 6121MFP Service Manual Adjustments and Calibrations...
Page 405: ...Phaser 6121MFP Service Manual 8 85 Service Parts Disassembly 3 Remove the spring s6121mfp 255...
Page 432: ...8 112 Phaser 6121MFP Service Manual Service Parts Disassembly...
Page 437: ...Phaser 6121MFP Service Manual 9 5 Parts List...
Page 477: ...Phaser 6121MFP Service Manual 9 45 Parts List...
Page 488: ...9 56 Phaser 6121MFP Service Manual Parts List...
Page 489: ...10 Chapter Wiring In this chapter Plug Jack Designations and Locator Diagrams Wiring Diagrams...
Page 530: ...1 6 Phaser 6121MFP Service Manual Index...
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