Display Software Version (Function Code 25) - Brother HL-2290 Service Manual

1.3.7 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 [▼] in the initial state of maintenance mode to display "MAINTENANCE
25" on the LCD, and press the [OK]. "MAIN:Ver*.**" is displayed on the LCD.
(2) Pressing the [Go], [▲] or [▼] changes the display item as shown in the table below.
(3) Press and hold the [Go] for five seconds, and the machine returns to the initial state of
maintenance mode.
MAIN: Ver1.00 (A)
ENG : Ver1.00
NET : Ver1.00
SUB5 : Ver1.00 (P)
B0608071049:5708
U0612271600:7B0A
e0612312359:1234
ROM Check Sum
*1
How to display the check sum information
You can check the check sum information by pressing the [OK] while each version is
displayed. When the [OK] is pressed again, the LCD returns to the version display.
*2
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] 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
Main firmware version information
*1
((A): Revision information)
Engine firmware version information
Network program version information
Sub 5 firmware version information
*1
Boot program creation date and check sum information
*1
Main firmware creation date and check sum information
*1
Sub 5 firmware creation date and check sum information
Check sum self-diagnosis function
Description
5-15
*2
Confidential