Contents
1．Safety warnings ……………………………………………………１
2．Features ……………………………………………………………３
3．Specification ………………………………………………………４
4．Instrument layout …………………………………………………８
5．Preparation for measurement ……………………………………９
5−1 Test lead connection ………………………………………９
5−2 Checks on Test lead and Fuse ……………………………９
6．Measurement ……………………………………………………10
6−1 Voltage measurement(Mains disconnection check) ……10
6−2 Insulation resistance measurement ………………………10
6−3 Continuous measurement …………………………………13
6−4 Output voltage characteristics ……………………………13
6−5 Measurement of resistance (Continuity check) …………14
6−6 Backlight function …………………………………………15
6−7 Auto-power-off ………………………………………………15
7. Functions keys ……………………………………………………16
7−1 Comparator function ………………………………………16
7−2 Memory (save) function ……………………………………17
8．Fuse & Battery replacement ……………………………………18
8−1 Battery replacement ………………………………………18
8−2 Fuse replacement …………………………………………18
9．Notes on Housing case and accessories ………………………19
9−1 Case lid ………………………………………………………19
9−2 Neck strap and Cord case
………………………………19
9−3 Test prods and replacement
……………………………20
9−4 Adaptors for the Earth cord and replacement……………20
10．Cleaning of the instrument ……………………………………21
11．Servicing …………………………………………………………21
