NEC SV8500, Manual

Page: 2861 / 3438

VOL.3-374
CHAPTER 3 NETWORK INTERFACE
5.2 Installation Procedure
Follow the procedure below to install ISDN interface.
(1) ISDN Interface by using PRT
STEP 1: Install a PRT circuit card into a proper slot of PIR for connecting ISDN line. For more information
about PRT circuit card, refer to the Circuit Card Manual.
STEP 2: Check the terminal locations on the MDF. To identify the lead names and the lead’s terminal locations,
refer to LT Connector Lead Accommodation of the circuit card in the Circuit Card Manual.
STEP 3: Provide the necessary cross connection on the MDF referring to the following figure.
ISDN by PRT
(2) ISDN Interface by using DTI and DCH
STEP 1: Install a DTI circuit card into a proper slot of PIR for connecting ISDN line. For more information
about DTI circuit card, refer to the Circuit Card Manual.
STEP 2: Install a DCH circuit card into a proper slot of PIR for dropping/inserting ISDN control signal from/
to the DTI circuit card.
STEP 3: Connect the two cards by using the flat cable on the front edge of the cards.
STEP 4: Check the terminal locations on the MDF. To identify the lead names and the lead’s terminal locations,
refer to LT Connector Lead Accommodation of the circuit card in the Circuit Card Manual.
STEP 5: Provide the necessary cross connection on the MDF referring to the following figure.
TA
TB
RA
RB
POUTA
POUTB
TA
RA
RB
TB
DIU1A
DIU1B
PLO
Telephony Server
MDF
Note 1
PRT
Carrier
Equipment
Note 2
OUT
IN
Note 1:
This cable connection is required to receive clock signals from the network side.
Note 2:
As an example, DIU1A and DIU1B leads are used in this diagram.