Canon LBP-2000 Service Manual page 180

CHAPTER 4
6-17. 'FLASH ERROR' is indicated after replacing the optional flash ROM.
<Possible Causes>
1. The video controller PCB is faulty.
Action: Turn off the power switch, and then turn it on. If the problem is not corrected, mount
the optional flash ROM once again. If the problem is still not corrected, replace the
video controller PCB.
6-18. 'PARALLEL INTERFACE ERROR' is indicated after power is turned off and then on.
<Possible Causes>
1. The menu settings are wrong.
Action: Correct the settings for PARALLEL MENU under USER MENU.
2. The parallel interface cable is not connected correctly.
Action: Correct the connection of the parallel interface cable.
3. The video controller PCB is faulty.
Action: Replace the video controller PCB.
6-19. 'USB INTERFACE ERROR' is indicated after the power is turned off and then on.
<Possible Causes>
1. The menu settings are wrong.
Action: Correct the settings for USB MENU under USER MENU.
2. The USB cable has poor connection.
Action: Correct the connection of the USB cable.
3. The video controller PCB is faulty.
Action: Replace the video controller PCB.
6-20. 'ETHERNET OPTION ERROR' is indicated after turning off and then on the power.
<Possible Causes>
1. The menu settings are wrong.
Action: Correct the settings of ETHERNET MENU under USER MENU.
2. The Ethernet cable is not connected securely.
Action: Correct the connection of the ethernet cable.
3. The built-in print server is faulty.
Action: Replace the built-in print server.
4. The video controller PCB is faulty.
Action: Replace the video controller PCB.
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