5-13
Confidential
1.3.6 Display software version (function code: 25)
<Function>
This function is used to check the version information of the firmwares and programs, or
check sum information.
<Operating Procedure>
(1) Press the [▲] or [▼] key in the initial state of maintenance mode to display
"MAINTENANCE 25" on the LCD, and press the [OK] key. "MAIN:Ver*.**" is displayed
on the LCD.
(2) Pressing the [Go], [▲] or [▼] key changes the display item as shown in the table below.
(3) Press and hold the [Go] key, and the machine returns to the initial state of maintenance
mode.
*1
How to display the check sum information
You can check the check sum information by pressing the [OK] key while each version
is displayed. When the [OK] key is pressed again, the LCD returns to the version
display.
*2
(P) indicates that the firmware supports PCL/PS.
*3
There are two types of check sum information that can be checked with this function.
This function checks if these two types of check sum information match each other.
When the [OK] key is pressed while "ROM Check Sum" is displayed, check is
automatically conducted for each ROM of each software part. When the check sum
matches, "OK" is displayed on the LCD. When all ROMs result in OK, "ROM Check
Sum OK" is displayed at the end, and the operation is finished. When the check sum
of any ROM does not match, "NG" is displayed, and the display stops.
LCD Description
MAIN: Ver1.00 (A)
*1
Main firmware version information
((A): Revision information)
SUB1 : Ver1.00 (P)
*1
Sub firmware version information
((P): Identifier for PCL/PS)
*2
ENG : Ver1.00 Engine firmware version information
NET : Ver1.00 Network program version information
B0608071049:5708
*1
Boot program creation date
U0612271600:7B0A
*1
Main firmware creation date
D0611301115:E6C3
*1
Demo firmware data creation date
F0612312359:1234
*1
Font firmware creation date
P0612271602:BD40
*1
Sub firmware (PCL/PS) creation date
ROM Check Sum
Check sum self-diagnosis function
*3
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