Aethra d2000 lite ユーザーズマニュアル

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USER’S MANUAL 
                                          ISDN TESTER AND ANALYZER D2000
PRO
/D2000Lite/D2000 
 
NT-U 
The instrument simulates a Network Termination on the 
U interface. 
MON-U 
The instrument monitors on the U interface. See Chapter 5
(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. 
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. 
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.   
 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.  
CHAPTER 1 - INTRODUCING THE INSTRUMENT 
17