Canon LBP-2000 Service Manual page 179

CHAPTER 4
6 - 1 0 . 'CASSETTE 1 MISSING' is indicated in the presence of a cassette.
<Possible Causes>
1 . The paper size detecting switch lever of the cassette is damaged.
Action: Replace the paper size detecting switch.
2 . The DC controller PCB is faulty.
Action: Replace the DC controller PCB.
3 . The video controller PCB is faulty.
Action: Replace the video controller PCB.
6 - 1 1 . 'CASSETTE X MISSING' is indicated in the presence of a cassette in the paper feeder
(when a paper feeder is installed; X indicating the exact cassette).
<Possible Causes>
1 . The paper size detecting switch lever of the castte is damaged.
Action: Replace the paper size detecting switch.
2 . The paper feeder controller PCB is faulty.
Action: Replace the paper feeder controller PCB.
3 . The DC controller PCB is faulty.
Action: Replace DC controller PCB.
4 . The video controller PCB is faulty.
Action: Replace the video controller PCB.
6 - 1 2 . 'PRINTER OPEN' is indicated white the cover is closed.
<Possible Causes>
1 . The right rail interlock lever is damaged.
Action: Replace the right rail interlock lever.
2 . The right/left door switch is faulty.
Action: Replace the right/left door switch.
3 . The DC controller PCB is faulty.
Action: Replace the DC controller PCB.
4 . The video controller PCB is faulty.
Action: Replace the video controller PCB.
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