Drive Unit Problem - Samsung SL-X7600GX Service Manual

4.8.4. Drive unit problem

No Problem Description
1 Machine makes noise when paper print out
1) Machine makes noise when paper print out
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Symptom : Machine makes noise when paper print out
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Cause :
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Lack of grease in gear-train
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Old type gear is assembled.
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Troubleshooting
1) Enter the service mode.
2) Execute the fuser motor test.
(Service Mode > Diagnostics > Engine Diagnostics > Engine Test Routines > Fuser Motor Forward)
3) Remove the fuser unit. And execute the fuser motor test again.
4) If the machine still makes noise, replace the "DRIVE-FUSER EXIT" Assy.
5) If not, replace the fuser unit.
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4. Troubleshooting
Troubleshooting Page
P.4–242
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