4. Troubleshooting and Maintenance
12
Error 5-9, the system is not functioning
properly.
Remove the battery, wait for 1 minute and repower it. If
the message reappears, please contact the OMRON
retail outlet or distributor for having the device checked.
Temperature taken is higher than 42.2°C
(108.0°F).
Check the integrity of the probe cover and take a new
temperature measurement.
Temperature taken is lower than 34.0°C
(93.2°F).
Make sure the probe cover is clean and take a new
temperature measurement.
Device can not be powered on to the ready
stage.
Change to a new battery.
(Refer to section 4.3)
Error Display
Cause
Remedy
MC-520-E_A_M_main.book Page 12 Monday, April 16, 2018 5:03 PM