Table of Contents
Advertisement
step 3.
8.
FAQ
Fault Phenomenon
Cannot power unit
(LED power indicator
does not light up,
without any display)
LED dim display
Incapable of
measurement
Possible Causes
Without batteries
Wrong battery type
Low battery power
Faulty battery polarity
Poor contact of battery
contacts
Battery cover not secured
Defect of circuit
component
Low battery power
Failed to clamp the wire
Lead wire break
Solution
Install batteries
Replace with right type
Replace the new batteries
Install batteries in correct polarity
Replace the battery contacts
Make sure cover is correctly inserted and
tighten screws
Repair or replace the PCB
Replace batteries
Clamp again refer to user manual
Change the lead wire
9
Advertisement
Table of Contents
