Samsung CLX-9201 Service Manual page 299

► Error Code
C8–5130
► Error message
Replace with new black developer unit
► Symptom
The life of the black developer unit expires has expired.
► Troubleshooting method
1) Turn the machine off.
2) Replace the black developer unit.
(Refer to 3.2.2.2. Developer Unit)
3) Turn the machine on then print the test page.
► Error Code
C8–5210
C8–5310
C8–5313
► Error message
Black Developer Failure: #C8-5210. Turn off then on
Black Developer Failure: #C8-5310. Install black developer unit again
Black Developer Failure: #C8-5313. Turn off then on. Please call for service if the problem persists
► Symptom
The black developer unit has a problem with toner supply or sensor calibration.
► Troubleshooting method
1) Open the front cover.
2) Remove the waste toner container.
3) Check if the toner supply pipe is blocked. If it is closed, open it.
4) Install the waste toner container. Close the front cover.
5) Turn the machine off then on.
6) If the problem persists, remove and reinstall the black developer unit.
7) If the problem persists, replace the black developer unit.
(Refer to 3.2.2.2. Developer Unit)
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4. Troubleshooting
4-116