Self-Diagnostic Mode - Oki MC770 Maintenance Manual

3.

seLF-DIaGNOsTIC mODe

3.1 Overview
[a] starting each mode
To enter the desired mode, turn the power ON while pressing two digital keys designated to
each mode (e.g. [0] and [5]) simultaneously. Hold the two keys until the [DATA] lamp is lit.
On the authentication screen displayed after starting up each mode, enter the service password,
and then press [OK]. The password is not set by default.
Refer to "Appendix" for the codes in Test mode (03), Test print mode (04), Adjustment mode (05),
and Setting mode (08).
[B] exiting from each mode
Shut down the equipment. When the power should be turned OFF, be sure to shut down the
equipment by pressing the [POWER] button for a few seconds.
[C] List of modes
Mode
Control panel [0] + [1] +
check mode [POWER]
Test mode [0] + [3] +
[POWER]
Test print [0] + [4] +
mode [POWER]
Adjustment [0] + [5] +
mode [POWER]
Setting mode [0] + [8] +
[POWER]
Maintenance [6]+[8]+
mode [POWER]
Assist mode [3]+[C]+
[POWER]
HDD assist [4]+[CLEAR]+
mode [POWER]
File system [5] + [C] +
recovery mode [POWER]
SRAM clear [6]+[CLEAR]+
mode [POWER]
List print mode [9] + [START]
+ [POWER]
Firmware [4] + [9] +
update mode [POWER]
[8] + [9] +
[POWER]
Password [4] + [8] + [9]
reset mode + [POWER]
SRAM data [5] + [9]
cloning mode + [POWER]
45584901TH Rev.1
For start
All LEDs on the control panel are lit, and all
the LCD pixels blink.
Checks the status of input/output signals.
Outputs the test patterns.
Adjusts various items.
Sets various items.
Maintains the scanner unit (SU) and printer
unit (PU)
Clears error flags or SRAM, or safely deletes
data in the HDD or SRAM to support the
replacement of the CU board, SRAM or HDD.
Assists the ADI-HDD by checking the type
of the mounted HDD, reverting the HDD to a
factory default or removing keys.
Checks, recovers or initializes the file system
(HDD).
Recovers the equipment from particular
errors such as F800 or F900.
Prints various lists or outputs them in a CSV
format.
Performs firmware update with USB device.
Performs firmware update with download jig.
Resets the administrator password and
service password.
Backs up the SRAM data to USB device.
Contents
Oki Data CONFIDENTIAL
For exit Display
[POWER] -
OFF/ON
[POWER] 100% C TEST
OFF/ON MODE
[POWER] 100% P A4
OFF/ON TEST PRINT
[POWER] 100% A A4
OFF/ON TEST MODE
[POWER] 100% D TEST
OFF/ON MODE
[POWER] -
OFF/ON
[POWER] -
OFF/ON
[POWER] -
OFF/ON
[POWER] -
OFF/ON
[POWER] -
OFF/ON
[POWER] 100% L A4
OFF/ON LIST PRINT
[POWER] -
OFF/ON
[POWER] -
OFF/ON
[POWER] -
OFF/ON
[POWER] -
OFF/ON
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