Aethra d2001 nx ユーザーズマニュアル
USER’S MANUAL
ISDN TESTER AND ANALYZER D2001
NX
1
Disconnect any cable both at the source and at the
instrument.
instrument.
2
Locate the battery access cover on the bottom rear.
3
Remove the battery access cover.
4
Take the battery pack out of the compartment.
5
Disconnect the two battery plugs from the connectors.
6
Install a new battery pack.
Make sure that the batteries are placed in the batteries
compartment as shown in Fig. 10-2 Only use Aethra
compartment as shown in Fig. 10-2 Only use Aethra
®
batteries.
10.3.5. Type of power supply
If power is taken from the ISDN line, the POWER LED turns red. If power is taken
from the AC/DC adapter, the POWER LED turns green. If both types of power are
available, the POWER LED turns yellow.
from the AC/DC adapter, the POWER LED turns green. If both types of power are
available, the POWER LED turns yellow.
10.4. Display
10.4.1. Protective label
The test equipment is sent from the factory with a protective transparent plastic label
on the display screen for dust and scratches protection during the transport.
on the display screen for dust and scratches protection during the transport.
This label may reduce the brightness and the contrast of the screen, please remove
the label stick in order to have the better display of the screen.
the label stick in order to have the better display of the screen.
10.4.2. Screen reverse
The test equipment screen supports direct and reverse displaying modes.
In order to change this modality press in sequence the
indicated keys.
indicated keys.
CHAPTER 10 - MAINTAINING THE INSTRUMENT
107