GarrettCom 500-Series - Manual (Page 34)

Magnum 500-Series Switching Hubs Installation and User Guide (08/98)
GARRETT
29
B4.0 INSTALLATION
This section describes the installation of the 48 VDC power terminal leads to
the 48 VDC power terminal block on the Magnum 500-series switching hub.
Figure B4.1: 48 VDC
Terminal Block on Magnum
508/528/528F-48VDC models
The 48 VDC terminal block on the Magnum 500-series is located on the rear of
the unit and is equipped with three (3) screw-down lead posts. The leads are identified as
negative (-), positive (+), and chassis ground (GND). The actual connection procedure is
very straightforward. Simply connect the DC leads to the Magnum unit, beginning with
ground. Ensure that each lead is securely tightened.
B5.0 OPERATION
Operation of the Magnum 508, 528 and 528F with -48VDC option is identical
to that of the standard models.
B6.0 TROUBLESHOOTING
Please refer to Section 5.0 for troubleshooting information.
36-75VDC
_
+ GND