
7-4
Chapter 7 - RUN Mode and Errors
GP-2401/2501/2601 Series User Manual
CHARACTER PATTERN
Checks each font’s pattern and kanji-characters’ ROM. Used when kanji-charac-
ters do not display. If there is no error, the message [OK] will appear, if there is an
error, the message [NG] will appear.
DISPLAY PATTERN
Used when the buzzer will not sound and when the device contents will not
display correctly to check the drawing function. It does this by running checks on
the various screen pattern displays (8 screens), the ON/OFF Display, and
KANJIROM CHECKSUM. When the ON/OFF Display is checked, the Buzzer
ON/OFF check is run simultaneously. If KANJIROM CHECKSUM is normal,
OK
displays; if there is a problem,
NG
displays.
TOUCH PANEL
Touch Panel check. Checks if each touch cell highlights when pressed.
INTERNAL FEPROM CHECKSUM (Display Area)
• If you run this check menu, all screen data that have been created
will be deleted. Therefore, be sure to back up data prior to running
this check.
• When this check menu is completed, you need to initialize the inter-
nal memory (FEPROM).
7.2.2 SELF-DIAGNOSIS - Details
This section explains the contents of SELF-DIAGNOSIS. For information on
how to operate the Screen,
Chapter 5, "OFFLINE Mode";
for
information about how to set up the Special Tools,
Chapter 3,
"Installation and Wiring".
This menu is used for checking the internal FEPROM. Use this check menu when
an error related to screen display occurred. When using this check menu, you need
to enter the password
*1.
While checking, the screen display will change in the following order.
If there is no error, the message [OK] will appear, if there is an error, an error
message will appear.
The number of the symbol marks (i.e. “OOOO”, etc.) shown on the screen may
vary depending on the GP type.
The symbol mark “O” indicates the GP is operating the erase checking.
The symbol mark “*” indicates the GP is operating the R/W checking.
*1
Enter either the password you have designated in the “INITIALIZE” screen or the
common password “1101”.
****
Summary of Contents for GP-2401 Series
Page 1: ...GP 2401 2501 2601 Series User Manual Digital Electronics Corporation ...
Page 25: ...Memo ...
Page 69: ...Memo ...
Page 103: ...Memo ...
Page 129: ...Memo ...
Page 137: ...Chapter 8 Maintenance GP 2401 2501 2601 Series User Manual 8 8 Memo ...