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LSX3100 User Manual, January 2017
© 2017 Global Payments Inc.
43
CONFIDENTIAL
Encrypting PIN Pad
EPP Problem
Diagnostics
Not responding to key press
1. Check for green light at back of LED for power.
2. Check for blinking green light on back of unit (CDP LED):
3. No light on CPU LED means that removal protection
mechanism is triggered.
4. EPP should be replaced.