12
12. Battery Replacement
If no signal sound is audible (IVT-10) when
short circuiting the test probes, if the symbol
“
<
” is displayed (IVT-20)
-
Completely disconnect IVT-10 /IVT-20 from
the measurement circuit.
-
Unscrew the screw by a cross screw driver,
then open the battery cover.
-
Remove discharged batteries.
-
Replace by new batteries, type 1.5V
IEC LR03 by respecting correct polarity.
-
Close the battery cover and re-screw the
screw.
13. 4mm Tips Replacement
