Motorola GT10 User Manual
Page 163
GT10/GT30
9.2
What to Do If Something Unusual Occurs (GT30)
140
Related
Solution
Cause
Problem
Screen is
dim
1) The power voltage may be low.
2) The contrast is set too low.
3) The backlight is off due to the [Back-
light Auto–off] setting in the [Setup] of
the GT30 configuration settings in
GTWIN.
1) Supply 24V DC 0.5 A.
2) Bring up the system menu and adjust
the contrast.
3) Touching any area of the screen lights
that area. If a switch part is set on the
touched area, the area will not light
even if touched. To change the setting,
change the content of the backlight
auto–off settings.
Backlight
goes off too
quickly
The backlight auto–off timer setting is too
short.
Change the backlight auto–off timer set-
ting.
Date / time
display is
incorrect
1) The GT30 internal clock is incorrect.
2) No battery has been inserted.
3) The battery insulation sheet has not
been removed.
4) The battery has run down.
5) The PLC’s internal calendar timer
used as a reference is incorrect.
1) Bring up the system menu and adjust
the clock.
2) Open the cover on the option compart-
ment and install a battery.
3) Open the cover on the option compart-
ment and remove the battery insula-
tion sheet.
4) Replace the battery.
5) Adjust by rewriting the value in the
PLC’s internal calendar timer.
page 127
All PLC
manuals
Hold PLC
Device data
content isn’t
saved
1) No battery has been inserted.
2) The battery insulation sheet has not
been removed.
3) The battery has run down.
1) Open the cover on the option compart-
ment and install a battery.
2) Open the cover on the option compart-
ment and remove the battery insula-
tion sheet.
3) Replace the battery.
Touch panel
doesn’t work
1) The switch part size setting does not
match the touch panel grid.
2) Valid conditions have been set for the
switch part, but those conditions have
not been met. (Applies only to custom
parts.)
1) When creating screens with GTWIN,
match grid settings to touch panel and
make them valid, then resize.
2) Check that the device status condi-
tions on the PLC side are valid.
GTWIN HELP
GTWIN HELP
No operating
sounds are
heard when
the touch
panel is
pressed.
1) The [Switch Sounds] setting under
[Options] in the switch part attributes
is set to [Disabled].
2) The [Touch Sounds] setting under
[Setup] in the GT30 configuration set-
tings in GTWIN is set to [Disabled].
1) Change the setting to [Enabled].
2) Change the setting to [Enabled].
GTWIN HELP
page 122
Buzzer
sounds
continuously
Bit F of the first word in the basic com-
munication area bit device is set to ON.
Set the F bit to OFF on the PLC side.
(Do not use the basic communication
area with ladder programs.)
Backlight
color
changes /
flashes
Bits C and D, of the first word (backlight
flashing setting) in the basic communica-
tion area bit device are set to ON.
Perform correct bit operations on the
PLC side. (Do not use the basic commu-
nication area with ladder programs.)