Beurer
GL48/GL49
31
Cause
Solution
Test strip inserted incorrectly or not completely. Firmly insert the test strip into the slot on the de-
vice with the contacts first. Make sure that the front
of the test strip is facing you (see “Test strip” on
page 13).
Device faulty.
Contact Customer Services.
Problem: the test does not start after inserting the test strip into the device and applying blood
Cause
Solution
Insufficient blood or test strip not filled cor-
rectly.
Repeat test using a new test strip and a larger drop
of blood. Please note the correct filling of the test
strip (see page 18).
Faulty test strip.
Repeat the test using a new test strip.
Blood was applied while the device was
switched off.
Repeat the test using a new test strip. The de-
vice is only ready for measuring when the droplet
in the test strip symbol
88.88. 88:88
mmol/L
mg/dL
1
B1
B1
B
in the display
starts flashing.
The basic settings of the device were changed
and the changes were not completed (see
“Making and changing basic settings” on
page 14).
Remove the test strip and press the “ON/OFF” but-
ton until “OFF” is displayed.
Repeat test.
Device faulty.
Contact Customer Services.
9. t
echnical
specifications
Dimensions (W x H x D)
95 x 53 x 15 mm
Weight
52 g incl. batteries
Power supply
2 x 3 V CR 2032 button cell batteries
Battery life
>1000 measurements
Measured value memory
900 measured values with date/time
Data retained when batteries are changed
Average values
for 7, 14, 30, 90 days
Automatic switch-off
2 minutes after last actuation
Storage/
transport temperature
Temperature: +2 °C – +30 °C
Relative humidity: < 90 %
