NEC Australia Pty Ltd
Xen Master & Xen Axis
5 - 116
Installing Electronic Telephone Units
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3.4
CLKG-U13 Unit
3.4.1
Description
The CLKG-U13 Unit provides clock synchronisation for
ISDN-BRI and ISDN-PRI lines that are connected to the
system, as well as for the PHS facility. Refer to Figure 5-12
CLKG-U13 Unit.
This unit works in conjunction with the BRT(4)-U13,
PRT(1)-U13 ETU, BSC-U13 ETU or BSU(2)-U13 ETU,
and is plugged onto the CPUB( )-U13 ETU or MBD-U13
Unit.
3.4.2
Installation
Only one CLKG-U13 Unit can be installed in a Xen system.
3.4.3
Connectors
The following connectors are located on the CLKG-U13
ETU.
✆
CN1
Connects to CN5 on the CPUB( )-U13
ETU or MBD-U13 Unit.
✆
CN2
Connects to CN6 on the CPUB( )-U13
ETU or MBD-U13 Unit.
Figure 5-12 CLKG-U13 Unit
