Philips DBS-EX23-530 manual Installation Procedures, Installing the CSU

Installation Procedures Installation

Installation Procedures

The following procedures provide step-by-step instructions for installing the CSU and the ISDN Interface. The ISDN procedure that you should use depends on the type of system you have and the number of ISDNs you are installing.

If you’re installing ...	Use this procedure...
A ISDN in a single cabinet	“Installing an ISDN in a Single Cabinet” (page 2-
	14)
One ISDN in a double cabinet, with the	“Installing an ISDN in a Single Cabinet” (page 2-
ISDN located in the master	14)
One ISDN in a double cabinets, with the	“Installing an ISDN in a Double Cabinet with the
ISDN located in the slave	ISDN in the Slave” (page 2-21)
ISDNs in both the master and slave	“Installing an ISDN in a Double Cabinet with
	ISDNs in the Master and Slave” (page 2-23)

Installing the CSU

The following instructions explain how to install the CSU. See “CSU

Equipment” on page 1-9for specifications on CSUs and CSU cabling.

Note: The CSU can be powered locally or through the CO line. Also, a locally powered CSU should be connected to an Uninterruptible Power Supply (UPS) to provide battery backup in case of AC power failures.

1.Connect the equipment cable from the DBS MDF card to the equipment side of the CSU, as shown in Figure 2-1.

2-12 DBS-EX23-530 Revised April 2000