Aethra d2001 nx ユーザーズマニュアル
ISDN TESTER AND ANALYZER D2001
NX
USER’S MANUAL
10. MAINTAINING THE INSTRUMENT
10.1. About this chapter
This chapter covers basic maintenance procedures that can be performed by the
user.
user.
10.2. Cleaning and storage
10.2.1. Cleaning the instrument
Clean the instrument with a damp cloth and a mild soap. Do not use abrasives,
solvents or alcohol, since they may damage the instrument.
solvents or alcohol, since they may damage the instrument.
10.2.2. Storing the instrument
When storing the instrument, even for extended periods of time, it is not necessary to
remove the battery pack. However, the batteries will gradually discharge. To keep the
batteries in optimal condition, charge the batteries periodically (once per month).
remove the battery pack. However, the batteries will gradually discharge. To keep the
batteries in optimal condition, charge the batteries periodically (once per month).
10.3. Batteries
10.3.1. Charging the batteries
At delivery, the NiMH (Nickel-Metal Hydride) batteries must be charged. When fully
charged, the batteries typically provide six hours at 25°C with backlight off. Operating
time increases if power is taken from the ISDN line.
charged, the batteries typically provide six hours at 25°C with backlight off. Operating
time increases if power is taken from the ISDN line.
When the instrument is powered by the battery, the battery icon at the top of the
screen informs you about the condition of the battery. The battery symbols are:
screen informs you about the condition of the battery. The battery symbols are:
. The
symbol appears when there is less than five minutes of
operating time left.
Use the setup shown in Fig. 10-1 to charge the batteries and power the instrument.
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CHAPTER 10 - MAINTAINING THE INSTRUMENT