Aethra d2000 lite ユーザーズマニュアル
USER’S MANUAL
ISDN TESTER AND ANALYZER D2000
PRO
/D2000Lite/D2000
NT-U
The instrument simulates a Network Termination on the
U interface.
U interface.
MON-U
The instrument monitors on the U interface. See Chapter 5,
(only for D2000
(only for D2000
PRO
and D2000Lite).
LT-U
The instrument simulates the exchange Line Termination on the
U interface for tests towards a user NT.
U interface for tests towards a user NT.
Table 1-2 Instrument Modes
In Appendix B is reported the information about how to connect
the test equipment to the line using the specific options.
the test equipment to the line using the specific options.
1.7. Communication ports and connectors
Refer to Fig. 1-4 for the available ports and connectors.
Fig. 1-4 Side of the Instrument
POWER IN
Connection for the AC/DC adapter supplied with the
instrument.
instrument.
Warning
To avoid electrical shock, use only Aethra
®
adapter, model
531000971.
POWER OUT
Connection for external accessory power plug.
Warning
To avoid electrical shock, use only Aethra
®
accessories.
HANDSET
Connection for an external telephone handset.
RS 232
Serial port for interfacing with a PC or printer via a
standard RS 232 cable.
standard RS 232 cable.
CHAPTER 1 - INTRODUCING THE INSTRUMENT
17