User manual

7–4
Chapter 7 – RUN Mode and Errors
LT Series User Manual
When the screen does not display when powering up, or the screen turns OFF by
itself during RUN mode, use the following flowchart to find an appropriate solu-
tion.
No Screen Display
NO
Has data transferred
from the LT Editor/
C-Package?
YES
YES
YES
NO
Disconnect the communication cable.
Does the
display appear when you
turn the power OFF and ON
one more time?
NO
Transfer screen data from the
screen editing software.
Section 4.2 –
“Transfer Screen Data”
Use the correct power voltage.
Chapter 2 –
“Specifications”
Fix the power cable connection.
Chapter 3 –
“Installation and Wiring”
Turn the power OFF and recon-
nect the communication cable.
Is the
correct power voltage
supplied to the LT?
NO
YES
Is the
power cable connected
properly to this
unit?
Does the Status LED
light turn On?
Unplug the LT's power cord.
7.2.2 No Display
NO
YES