Panasonic GT703 User Manual page 85

Code no.
The unit number that the
connected GT designation
**2000
area error setting has been
made does not match.
Token error
There is a GT unresponsive
to the token.
**20FF
**E000 Send data overflow
**F000 User's memory error
**F100 OS/System error
Error
The bit in the connected GT designation area corresponding to the
station number of the connected GT is not on. Check the
connected GT designation area.
When the error code is indicated for a certain period of time after the
power supply turned on:
- The timing when turning on multiple GT units is different.
Arrange the wiring so that all power supplies are turned on
simultaneously.
- The screens for all GT units have not finished booting.
The error code disappears after all screens have booted.
- The settings for the startup screen display vary..
Make the same setting for all GT units.
When the error code is always indicated:
- There is an unconnected or faulty GT.
Check whether a GT indicates "**20FF".
Reconnect the GT, or turn off the bit in the connected GT designation
area.
- The communication parameters are not specified correctly. Check
the baud rate and transmission format for the GT.
- The same station number is used for more than one GT units.
Check the station number setting of the GT unit.
- Another GT is reading an SD card.
The data sent to the PLC has caused an overflow
so that not all data could be transmitted.
Check whether the GT communicates correctly with the PLC.
The memory for saving screen data may be damaged. Please
contact your dealer.
The data transfer has started before an update of the operation
system or an error or a power cut has occurred during the update of
OS/system. Please execute the transfer or SD -> GT copy again.
5.2 Error Codes and How to Handle Them
Cause and solution
5-9