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6. MAINTENANCE
6-1 Replacement of Battery
(1) When the left corner of the LCD display shows
"
" , it indicates the battery output less than
6.1 V - 7.7 V. Replacement of the battery is then
needed. However measurement could still be
taken for another few hours before the tester
becomes inaccurate.
(2) Open the "Battery Cover"(3-11, Fig. 1) on rear cabinet
by loose the screw on the battery cover and remove the
battery.
(3) Replace with a 9V battery and reinstate the rear cabinet.
6-2 Replacement of Fuse
Fuse :
Rating : 500 mA, Size : 5 mm dia. x 20 mm
(1) This instrument is provided with one 5 x 20 mm
500 mA fuse for 200mA, 20mA, 2mA, 200uA
current range overload protection purpose.
When the current range function (2 A range)
can not operate, please check if the fuse is broken ?
Caution :
Remove test leads before
open the battery cover !
Caution :
* Risk of electric shock !
8
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