Software Version Check (Function Code 25) - Brother HL-4140CN Service Manual

1.4.6

Software version check (Function code 25)

<Function>
This function allows you to check the management information of the software programs such
as version information, check sum.
<Operating procedure>
(1) Press the
the maintenance mode. Then, press the OK button. The printer displays each of items
described below on the LCD.
(2) Press the Go,
(3) To terminate this operation, press the Cancel button. The printer returns to the initial
state of the maintenance mode.
MAIN: Ver1.00(A)*
PCL: Ver1.00(P)*
ENG: Ver1.00
NET: Ver1.00
HV: Ver1.00 BXXX
B0608071049:5708*
U0612271600:7B0A*
D0611301115:E6C3*
P0612271602:BD40*
ROM Check Sum
*1
How to display the check sum information
Press the OK button when its version information is displayed on the LCD to display
the check sum information. Press the OK button again to go back to the version
information display. Press the Go,
Note:
Regarding the version information (Engine, Network, and HVPS) of which check
sum information cannot be obtained, the check sum information is not displayed
even if you press the OK button.
*2
(P) indicates that the firmware supports PCL/PS.
*3
There are two types of check sum information which can be checked with this function.
This function checks if these two types of check sum information are matched each
other.
When you press the OK button while "ROM Check Sum" is displayed, check is
automatically conducted for each ROM of each software part. When the check sum is
matched, "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 is not matched, NG is displayed, and the display stops.
or button to display "MAINTENANCE 25" on the LCD in the initial state of
or button to check the next item.
LCD
1
Main firmware version information
(A): Revision information
1
Sub firmware version information
(P): Identifier of PCL/PS *
Engine firmware version information
Network program version information
High voltage CPU program version and PCB information
1
Boot program creation date
1
Main firmware creation date
1
Demo firmware data creation date
1
Sub firmware creation date
Check sum self-diagnosis function
Description
2
or button to check the next item.
5-10
*3
Confidential