7 - green led troubleshooting guide – Dwyer LCR10 User Manual
Page 20

LCR10 IOM Page 20 of 20 April, 2003
7 - GREEN LED Troubleshooting Guide
7 - 1 LED LIGHT SEQUENCE GUIDE
1.) LED on steady and pen(s) within chart range, unit is recording
normally.
2.) LED on steady and pen(s) above 100% ring indicates unit is in
“CHART CHANGE” mode.
Action: Press and release “CHART CHANGE” key to return to normal
recording mode.
3.) LED fl ashing RAPIDLY and pen(s) within chart range indicates
battery voltage is low.
Action: Replace battery.
4.) LED fl ashing RAPIDLY and pen(s) at 0 or 100 % ring indicates that
input sensor(s) are in a break condition.
Action: Check or replace sensor, validate setup information for
sensor.
5.) LED fl ashing slowly (.8 sec.. On/ .8 sec. off) indicates the unit is in
setup mode.
Action: Complete setup procedure of recorder.
6.) LED not on indicates no power to unit.
Action: Check to see if AC present on power terminals. Check and /
or replace battery.