Chapter 6 - GP RUN Mode and Errors
GP-377 Series Users Manual
6-6
Run SELF-DIAGNO-
SIS INTERNAL
FEPROM CHECK
*1
.
Is it OK?
*1
When you run the SELF-DIAGNOSIS area's FEEPROM CHECK , all screen data is
erased. Therefore, be sure to make a backup of all GP screens prior to performing
this check.
Erase the data that has been written.
When using Direct Access, the
address is +9; when using Memory
Link, the address is 12. For more
on the SYSTEM DATA AREA
PLC Connection
Manual
(included with the screen
creation software)
YES
NO
There is a problem with the GP
unit. Please contact your local
GP distributor.
NO
YES
Has
Display Off
data
been written to the
SYSTEM DATA
AREA?
NO
YES
YES
Has
Backlight Off
data been written to
the SYSTEM DATA
AREA?
There may be an error occurred
within Internal FEPROM
*2
Data
while being transferred.
Initialize the FEPROM, transfer the
data, and try using again.
Erase the data that has been written.
When using Direct Access, the
address is +14; when using Memory
Link, the address is 11. For more on
the SYSTEM DATA AREA
PLC Connection
Manual
(included with the screen
creation software)
*2
Also known as "FEEPROM" (Flash Electronic Erasable Programmable Read Only
Memory).
Summary of Contents for GP-377 Series
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