Konica Minolta BIZHUB 501 Service Manual page 396

Field Service Ver.2.0 Mar. 2009
Classification Code
Non- C-C287
volatile
memory
C-C288
abnor-
mality
C-C289
HDD C-D001
C-D002
C-D005
Fan lock C-D201
abnor-
mality
opera- C-D202
tion
con-
trol
abnor-
mality
Commu- C-D203
nication
abnor-
mality
Fan lock C-D281
abnor-
mality
Commu- C-D282*
nication
abnor-
mality
Opera- C-D301
tion
control
C-D302
abnor-
mality
C-D303
Causes
Non-volatile memory abnormality
*1
Non-volatile memory abnormality
*1
Non-volatile memory destruction
Disabled writing is detected in the
head protect area of non-volatile
memory map.
HDD initialization abnormality.
JOB RAM retention abnormality.
In case when HDD is removed
after activating i-Option function
or in case when the function does
not work properly as the setting
has been changed to HDD
unmounted.
CPU cooling fan (FM11) abnor-
mality.
Memory access abnormality.
The standard memory size is
smaller than the specified size.
Communication abnormality
between the main body control
board and the printer control
board.
Overall control board cooling fan
(FM10) abnormality.
Communication abnormality
between the overall control board
(OACB) and the printer control
board (PRCB).
When the power switch (SW2)
turns on, there is no PRCB
response.
Checksum abnormality of CF
card.
Administration data of CF card is
deleted.
CF lock password abnormality.
13. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
It stops immedi- Overall control board (OACB)
ately. NVRAM board (NRB)
Engine section HD-509
power OFF.
The main body Overall control board (OACB)
stops immedi- CPU cooling fan (FM11)
ately to turn OFF
the main relay
Overall control board (OACB)
(RL1).
Standard memory (DIMM)
Overall control board (OACB)
Printer control board (PRCB)
Overall control board (OACB)
Overall control board cool-
ing fan (FM10)
Overall control board (OACB)
Printer control board (PRCB)
Engine section Overall control board (OACB)
power OFF. CF card (CF)
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