Kyocera FS-1050 Service Manual - Page 128
Call service 7990 - Waste toner full, Total count more than 100,000 s of printing
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(2) Call service 7990 - Waste toner full [Total page count more than 100,000 pages of printing] Call service 7990 Shake the process unit horizontally. Turn power switch off, then on. No "7990" shown? Yes Replace the process unit. Turn power switch off, then on. No "7990" shown? Yes Replace the waste toner sensor or engine board. See page 5-11. End. FS-1050 6-8
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6-8
FS-1050
(2) Call service 7990 - Waste toner full [
Total page count more than 100,000 pages of printing
]
Yes
Yes
No
No
Shake the process unit
horizontally.
Turn power switch off,
then on.
Replace the process
unit.
"7990" shown?
Turn power switch off,
then on.
"7990" shown?
End.
Call service
7990
Replace the waste toner
sensor or engine board.
See page 5-11.