4-44 Phaser 6130 Color Laser Printer Service Manual
General Troubleshooting
Abnormal Noise and Electrical Problems
Abnormal Noise When Power is Turned On
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Imaging Unit (PL4.1.21) 
■ Fuser (PL6.1.1)
■ Transfer Unit (PL6.1.7)
■
Sub Drive Assembly (PL7.1.1)
■ Main Drive Assembly (PL7.1.2)
Troubleshooting Procedure Table 
Step Actions and Questions Yes No
1 Perform the Main Motor test (page 4-27): 
Service Mode > Engine Diag > Motor Test 
> Main Motor FULL2.
Is the noise still present?
Go to step 2. Go to step 5.
2 1. Reseat the Imaging Unit.
2.Perform the Main Motor test (page 4-27): 
Service Mode > Engine Diag > Motor 
Test > Main Motor FULL2.
Is the noise still present?
Go to step 3. Complete
3 1. Reseat the connectors on the Transfer 
Unit.
2.Perform the Main Motor test (page 4-27): 
Service Mode > Engine Diag > Motor 
Test > Main Motor FULL2. 
Is the noise still present?
Go to step 4. Complete
4 1. Reseat the Main Drive Assembly.
2.Perform the Main Motor test (page 4-27): 
Service Mode > Engine Diag > Motor 
Test > Main Motor FULL2. 
Is the noise still present?
Try replacing 
one after 
another: 
■ Imaging 
Unit 
(page 8-8)
■ Transfer 
Unit 
(page 8-41) 
■ Main Drive 
Assembly 
(page 8-52). 
Complete
5 Perform the Sub Motor test (page 4-28): 
Service Mode > Engine Diag > Motor Test 
> Sub Motor FULL2.
Is the noise still present?
Go to step 6. Check the 
installation 
situation of 
printer.