Panasonic GTWIN, Справочное руководство

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GTWIN Reference Manual
6.6 What to do if Something Unusual Occurs
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6.6 What to do if Something Unusual Occurs
Solutions may depend on your GT model and its capabilities.
Problem Possible cause Possible solution
Screen is blank Power is not on. Supply power to unit as per specifications.
When only lamp and message parts are
configured on the base screen, the value
of replacement reference device does not
exist in replacement data. Check the address of the replacement
reference device and the device values on
the PLC side.
Screen display:
[No Screen data] There is no base screen data in the GT.
(Appears even when GT configuration data
exists.) Transfer base screen data from GTWIN.
Screen display:
[Screen No. Error]
Screen settings from the PLC, the GT’s
switch part or auto-paging indicate an
unregistered screen number.
Create and register screen content or
specify the correct screen number.
When bringing up the keyboard screen
during data input, an unregistered
keyboard screen number was specified Create and register keyboard screen or
specify the correct keyboard number.
GT configuration data and keyboard
screen data exist in the GT, but there is no
base screen data. Transfer base screen data from GTWIN.
Screen display:
[Memory is Full] The total capacity of transferred base
screen data exceeds the memory capacity
of the GT (see GT Series User Manual.) Delete unnecessary base screens or parts
of the base screens.
You can check how much memory each
base screen requires (see p. 128).
An unspecified screen
appears.
Trouble switching
screens.
The screen specification in the PLC screen
setting, the GT unit switch part or the
auto-paging is wrong. Specify the correct screen number.
The startup screen is specified in the GT
configuration settings (GTWIN). Check the start-up screen setting for the
GT configuration settings in GTWIN.
Delete unnecessary settings and
re-transfer configuration data.
An erroneous device or value is specified
for the first word of the basic
communication area word device. Check the device content specified on the
PLC side for the first word of the basic
communication area. (Do not use the basic
communication area with PLC programs.)
Screen does not
switch No screen number has been written to the
screen setting area (the first word in the
basic communication area word device)
from the PLC. Specify correct screen number.
The screen number to which you are
attempting to switch has already been
written to by the PLC in the screen setting
area (the first word in the basic
communication area word device.) For the function switch, use the operation
mode "Value Set" to change the contents
of the first word in the basic
communication area (see p. 24).
Screen is dim The power voltage may be low. Check whether the capacity of the power
supply unit is sufficient for the GT unit.
The contrast is set too low. Bring up the system menu (see p. 59) and
adjust the contrast.