Prokit's Industries MT-1620 - Manual (Page 6)

Low Battery
~ AC (alternating current)
DC (direct current)
Continuity Buzzer
~ AC or DC (alternating current or direct current)
1.4 MAINTENANCE
1.4.1 Please do not attempt to adjust or repair the
meter by removing the rear case while
voltage is being applied. A technician who
fully understands danger involved should
only carry out such actions.
1.4.2 Before opening the case of the meter, always
disconnect test leads from all sources of
electric current.
1.4.3 To avoid the wrong reading causing
electricity attack, when the meter
displays“
”, you must change the battery.
1.4.4 For continue protection against fire, replace
fuse only with the specified voltage and
current ratings: F 500mA/250V (quick acting).
1.4.5 Do not use abrasives or solvents on the
meter, use a damp cloth and mild detergent
only.
1.4.6 ALWAYS set the power switch to the OFF
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