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AR-M550/M620/M700 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 33
Main
code
Sub
code
Title
RIC copy inhibit command receive
PF
00
Phenomenon
Display
Lamp
Message
Details
The copy inhibit
command is received
from the RIC (host). (By
PPC communication
standards.)
Section
Controller
Operation
mode
Note
Case 1
Trouble
position/
Cause
Judged by the host.
Remedy
Notification to the host
Note
Main
code
Sub
code
Title
FAX battery abnormality
U1
01
Phenomenon
Display
Lamp
Message
Details
FAX battery abnormality
FAX backup SRAM
battery voltage fall
Section
FAX
Operation
mode
Note
Case 1
Trouble
position/
Cause
Battery life
Remedy
Check that the battery
voltage is about 2.5V or
above.
Note
Case 2
Trouble
position/
Cause
Battery circuit trouble
Remedy
Check the battery circuit.
Note
Main
code
Sub
code
Title
RTC read error (combined use as
FAX, on MFP control PWB)
U1
02
Phenomenon
Display
Lamp
Message
Details
RTC read error
(combined use as FAX,
on MFP control PWB)
The read value from the
RTC on the MFP control
PWB is abnormal such as
“EE”h.
Section
Controller
Operation
mode
Note
U1
02
Case 1
Trouble
position/
Cause
RTC circuit trouble
Remedy
Make the time setup
again with the key
operation and check that
the time advances
normally.
Check the RTC circuit.
Note
Case 2
Trouble
position/
Cause
Battery voltage fall
Remedy
Check that the battery
voltage is about 2.5V or
above.
Note
Case 3
Trouble
position/
Cause
Battery circuit trouble
Remedy
Check the battery circuit.
Note
Main
code
Sub
code
Title
EEPROM read/write error (MFP
control)
U2
00
Phenomenon
Display
Lamp
Message
Details
EEPROM write error
Section
Controller
Operation
mode
Note
Case 1
Trouble
position/
Cause
EEPROM trouble
Remedy
Check that the EEPROM
is properly installed.
In the simulation to
prevent against delete of
the counter data/
adjustment values, write
down the counter/
adjustment values.
Note
Case 2
Trouble
position/
Cause
Insertion of EEPROM
which is not initialized
Remedy
Use SIM 16 to cancel the
U2 trouble.
Note
Case 3
Trouble
position/
Cause
MFP control PWB
EEPROM access circuit
trouble
Remedy
Replace the MFP control
PWB.
Note
Main
code
Sub
code
Title
RTC read error (combined use as
FAX, on MFP control PWB)
Summary of Contents for AR-M550N
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