Output Technology LaserMatrix LM2405, Руководство оператора

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7-38 Troubleshooting
TROUBLESHOOTING PROCEDURES
Power On Sequence Check
When printer power is turned on, expect the following events. If the
printer fails any portion of this sequence, it displays the message Self Test
Error.
The boxes on the left indicate the primary responsible controller PCB
16
:
EC stands for the engine controller PCB and RIP stands for raster image
processor PCB.
1. Fans operate.
2. The printer sounds out two short and one long beep if printer memory
and firmware pass the check.
If the memory check is not passed, the printer displays the message Self
Test Error . The printer may sound out a series of cascading up/down
tones which indicate a memory error.
Note: Cascading tones occur with checksum errors following
firmware replacement. In those cases, press
ON LINE
or
cycle power off and on again. If necessary, call for service.
3. The printer checks that the top cover is closed.
4. The printer lights the READY and ON LINE lights.
5. The printer checks for paper, paper jam, drum, waste toner bottle.
16 Printed Circuit Board.
EC
! ! ! !
RIP
! ! ! !
!
! !
!
! ! ! !
! ! ! !