Beurer GL 40 (mmoL) - Manual (Page 32)

32 Beurer GL40 mmol/L
8 Troubleshooting
Messages on the display for batteries and blood sugar measurement
No.
Cause Action
LP Flat batteries Replace all batteries.
Ht
Temperature of the measure-
ment room, measuring device
or test strip above the allow-
able limit. Repeat test with new test strip as soon as the
measurement room, measuring device and test
strip have reached room temperature (+20°C to
+25°C).
Lt
Temperature of the measure-
ment room, measuring device
or test strip below the allow-
able limit. Repeat test with new test strip as soon as the
measurement room, measuring device and test
strip have reached room temperature (+20°C to
+25°C).
Err Used or contaminated
test strip was inserted. • Insert test strip which has not been used or
spoiled.
• Repeat blood sugar measurement.
001 System error • Remove the batteries and reinsert them.
Contact our customer service department if
the problem persists.
005 Memory error • Remove the batteries and reinsert them.
Contact our customer service department if
the problem persists.