AT&T MERLIN LEGEND Release 3.1 Maintenance And Troubleshooting Manual page 99
Communications system
Hide thumbs
Also See for MERLIN LEGEND Release 3.1:
- System programming manual (887 pages) ,
- System manager's manual (423 pages) ,
- System planning manual (384 pages)
Table of Contents
Advertisement
Power Supply Problems
AC
INPUT
AUX Power Unit
AC Power Cord
Figure 4–3. Replacing an Auxiliary Power Supply
!
CAUTION:
Do not plug the power supply or the auxiliary power unit into the AC
outlet until you are ready to turn on the system, as described in
"Powering Up the System" in Chapter 2 of Installation .
Do not attach the power cord(s) to any building surfaces.
-48 VDC
Auxiliary
Power
Auxiliary
Input
Power
Unit
AUX
POWER
Input
-48 VDC
Power Cord
Ground
Wire
AC
Outlet
AC
Ferrite
Cores
Control Unit
AC Power Cord
Control Unit Problems
4–9
Advertisement
Table of Contents
Troubleshooting
Need help?
Do you have a question about the MERLIN LEGEND Release 3.1 and is the answer not in the manual?