NEC ND-70919 IP Phone User Manual


 
NEAX2000 IVS
2
ISDN System Manual
Page 44 ND-70919 (E), Issue 1.0
CHAPTER 2 INSTALLATION
Installation Procedure for ISDN-PRI
DTI/PRT Cable Connection via MDF
When you use a twisted-pair cable, connect the cable to a NT1 equipment via the MDF as shown
in Figure 2-3.
Location of AP Slots and LTC Connectors for DTI/PRT (Figure 2-4)
Example of MDF Cross Connection for DTI/PRT( Figure 2-5)
Figure 2-3 DTI/PRT Cable Connection via MDF
NT1
MDF
LTC 0/LTC 1/LTC 2/LT C3
TWISTED-PAIR
CABLE
DTI/PRT
BWB
PBX
(SHIELD TYPE)
MAX. 200 m (655 ft.) .........24-DTI
MAX. 400 m (1310 ft.) ........ 30-DTI
CONNECTOR