Major tech MT1877IV 사용 설명서 - 페이지 15

{카테고리_이름} Major tech MT1877IV에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Major tech MT1877IV 16 페이지. 1000v ac/dc trms multimeter

Major tech MT1877IV 사용 설명서

5. BATTERY AND FUSE REPLACEMENT

WARNING: To avoid electric shock, disconnect the test leads from
any source of voltage before removing the battery cover.
1. When the batteries become flat or drop below the operating voltage,
the battery warning symbol will appear on the LCD display. The battery
should be replaced.
2. Follow instructions for installing battery. See the Battery Installation
section of this manual.
3. Dispose of the old battery properly.
WARNING: To avoid electric shock, do not operate your meter with
the battery cover removed.

5.1. BATTERY INSTALLATION

WARNING: To avoid electric shock, disconnect the test leads from
any source of voltage before removing the back cover or the battery
cover. Do not operate the instrument with the battery cover removed.
1. Disconnect the test leads from the meter.
2. Open the battery cover by loosening the screw using a Phillips head
screwdriver.
3. Insert the battery into battery holder, observing the correct polarity.
4. Put the battery cover back in place. Secure with the two screws.
NOTE: If your meter does not work properly, check the fuses and battery
to make sure that they are still good and that they are properly inserted.

5.2. REPLACING THE FUSES

WARNING: To avoid electric shock, disconnect the test leads from
any source of voltage before removing the fuse/battery cover.
1. Disconnect the test leads from the meter and any item under test.
2. Open the fuse door by loosening the screw on the door using a Phillips
head screwdriver.
3. Remove the old fuse from its holder by gently pulling it out.
4. Install the new fuse into the holder.
5. Always use a fuse of the proper size and value (500mA/1000V fast
blow for the 400mA range, 10A/1000V fast blow for the 10A range).
6. Put the fuse door back in place. Insert the screw and tighten it
securely.
WARNING: To avoid electric shock, do not operate your meter until
the fuse door is in place and fastened securely.
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