LSK 1500/1550 User Manual, March 2021
32
© 2017 Global Payments Inc.
CONFIDENTIAL
Troubleshooting the LSK1500/1550
When diagnosing hardware issues, refer to the problem descriptions and diagnostics in the following sections. If
you are still unable to resolve the problem, contact support at 1-800-500-1973.
System Power
System Power Problem
Diagnostics
Failure to switch on when its power button
is pressed
Check the AC cord connection to its power source.
Failure to get power from UPS to devices
1. Check the AC output cord at the rear of the UPS for loose
connection.
2. Check the power switch on the main power supply: Switch
should be depressed at left side when it is switched ON.
System power switches instantly OFF as
soon as the AC cord of the UPS is
removed from its AC power source
1. Check to make sure the power cord of the main power
source is plugged into the battery backup (on the right side
when viewing from the front).
2.
Check the internal battery’s connection:
Access the internal battery from the rear bottom.
Open the cover.
Check the connection of the battery terminal.