Ricoh SP 230SFNw, Service Manual

Page: 214 / 255

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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 [2], and then the [5] in the initial state of maintenance mode. For models
without keypad, press the [ ▲ ] or [ ▼ ] to display “MAINTENANCE 25” on the LCD and
press the [OK]. “MAIN:Ver*.**(#)” is displayed on the LCD.
(2) Pressing the [Start] or [Mono Start] changes the display to the next item.
(3) Press the [X] or [Stop], 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 [SET] or [OK] while each
version is displayed. When the [SET] or [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 the two types of check sum information match each other.
When the [SET] or [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 Description
TOTAL: Ver1.00 (A)
*1
Main firmware version information
ENG : Ver1.00 Engine program version information
NET : Ver1.00 Network program version information
B1612312359:1234
*1
Boot program creation date and check sum information
U1612312359:1234
*1
Main firmware creation date and check sum information
ROM Check Sum Check sum self-diagnosis function
*2