©Copyright Task Force Tips, Inc. 2008-2014
LIY-500 May 12, 2014 Rev10
5.0 TROUBLESHOOTING
(continued)
For online service information updates, go to:
www.tft.com/customerservice/FAQ.cfm Click on Remote Control Monitors.
SYMPTOM
POSSIBLE CAUSE
REMEDY
Unable to program PARK
pattern.
Program enable timer expired.
Cycle power and enter PARK programming mode
within 1 minute
Unable to program PARK
pattern.
Program enable timer expired.
Cycle power and enter PARK programming mode
within 1 minute
Monitor will not operate from
Y4E-COMM communication
interface box or Ladder/
Platform version electronics
enclosure.
Incorrect wiring
Check blue & white communication wiring
Incorrect INPUTS confi guration
Verify DIP switch #4 setting matches system wiring
(ON for voltage inputs, OFF for ground inputs).
Y4E-DISP Position Display
has all vertical axis or
horizontal axis light blinking
No communication with monitor
Check blue/white communication wiring.
Improper or no programming of monitor
stops
Re-teach stops per section 4.8.3
Programmed travel does not match actual
travel of monitor due to:
• Monitor axis has moved by manual
override knobs
• Monitor has hit obstruction
Move monitor axis to each end stop making sure motor
current limits.
Y4E-DISP Position Display
has one vertical axis light
or one horizontal axis light
rapidly blinking.
No communication with monitor
Check blue/white communication wiring.