Please Wait; Error Messages Related To Operator Panel Are Displayed; Displaying As "Ram Check" Or "Initializing - Oki C810 Maintenance Manual

Oki Data CONFIDENTIAL
Check item
(1-1-5) LSI operation check
I/F signal supplied Check if the signal is output to the OPE
from the PU board connector
to the Operator
Pin-7: Send data (Sending data from the PU
Panel board.
board)
Pin-9: CLR
If it is normal, the signal is output always.
I/F signal supplied Check if the signal is output to the OPE
from the PU board connector
to the Operator
Pin-6: Send data (Sending data from the PU
Panel board.
board)
If it is normal, the signal is output always.
Note) However, for the Data Protection Kit –A3, refer to section 7.8.

(1-2) PLEASE WAIT

(If the message is left attended, the error number changes to "COMMUNICATION
ERROR".)
Check item
(1-2-1) Check installation condition of printed circuit board
Connection Check the connection condition of the CU IF
condition of the PU connector
board and CU board the FFC connector of the CU board.
(1-2-3) Implement version upgrade of the PU firmware
version upgrade of When the PU firmware version upgrade is
the PU firmware completed, this display appears.
Check the PU firmware version number by using
the menu print or the maintenance function.
44015503TH Rev. 1
Action to be taken
Check work
Replace the PU
of the PU board or not. board.
Replace the
of the PU board or not. Operator Panel
board.
Action to be taken
Check work
Connect the
of the PU board, and check that of FFC normally.
If the message
reappears after
the power is re-
started again,
implement the
confirmations of
sections (1-3-1)
and (1-3-2).

(1-3) Error messages related to Operator Panel are displayed.

at NG
Check item
(1-3-1) Error message
Error message

(1-4) Displaying as "RAM check" or "Initializing".

Check item
(1-4-1) Operator Panel display freezes.
Operator Panel
display
at NG
7. TROUBLESHOOTING PROCEDURE
Check work
Check the error contents by referring to the Error
Message List.
Check work
Keep displaying "RAM Check" or "Initializing".
Action to be taken
at NG
Follow the
instruction.
Action to be taken
at NG
Replace the
ROM DIMM of
CU, or replace
the CU board.
Remove the
optional RAM
and HDD. Then
perform the
check.
If the check
result shows
NG, replace the
CU board.
Note!
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