Digital Electronics GP-2401 Series, Руководство пользователя

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7-5
Chapter 7 - RUN Mode and Errors
GP-2401/2501/2601 Series User Manual
INTERNAL FEPROM CHECKSUM ( Protocol)
The Internal FEPROM System and Protocol check searches for any problems that
may arise during operations. When running the check, the screen will change as
follows.
When the FEPROM is normal, OK displays; if there is a problem, the screen stops
in the middle of operation. This check does not erase the System or Protocol.
FRAME BUFFER
The Frame Buffer (display memory) Check looks for any display problems that
may develop. When everything is normal,
OK displays; when there is a problem,
an error message displays.
TOOL CONNECTOR
Use the Tool Connector Control line and Send/Receive line check when the GP
cannot send and receive data from the PC. To run the check, connecting a
Tool
Connector Check Loop Back Cable (Dsub9 pin, pin-side) mounted to the Down-
loading Cable (provided in the software package) is necessary.
When everything is normal, OK displays; when there is a problem, an error
message displays.
(Created by User)
Data Transfer
cable
(GPW-CB02)
INPUT PORT
Used for Digital's maintenance.
AUX
Checks the AUX control line. Used when an inching output error or a monitor
output error occurred. To enable this check menu, you need to connect the PLC
input unit.
2.3.3 AUX Input/Output I/F
This check uses the input unit’s LED.
The LED turns ON in the following order.
1) RUN, ALARM, and then BUZZ.
2) When all LED turn ON, they start to turn OFF in the same order as they
turned ON.
3) When all LED turn OFF, the check has been completed.