Maintenance And Calibration; Common Malfunction - Pro's Kit MT-7901 User Manual

Maintenance and calibration

Routine attention
1.Fiber-optical adapter should keep clean.
2.Please store the device in dry and ventilated place.
3.The long period no use , please take out the batteries.

Common malfunction

Described Described
Cant turn on
After turn on shut it
immediately
Wrong identification
Display the messy
code
Can't identification
Malfunction cause Malfunction cause
No battery
Check battery capacities
Unavailable fiber
Low battery
Wrong location
9
Handle way Handle way
Check battery setting
Change battery
Change fiber
Change battery
Test again