Troubleshooting guide

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16. Troubleshooting Guide
Problem Potential Cause Solution
DISPLAY
No Display No power supplied. Check power source. plug & circuit breaker
Back-lighting Supply power wired incorrectly. Check wiring.
Supply power outside of specification. Check voltage/frequency against specification.
No Text on
Display
Contrast out of adjustment. Adjust as per section 8.4
Software did not initiate properly. Remove and re-apply Ac power
POWER
No power No power supplied. Check power source. Plug & Circuit Breaker
Indicators Supply power wired incorrectly. Check wiring.
Supply power outside of specification. Check voltage/frequency against specification.