Rockwell Automation 1394-DCLM DC Link Module - Manual (Page 8)

Publication 1394-5.11 — December 1999 191533(01)
Supersedes Publication 1394-5.11 — September 1998 © 1999 Rockwell International Corporation. All Rights Reserved. Printed in USA
4. Check the circuit resistance of the two DCLM fuses by
connecting the probes of an ohm meter as described in the table
below. Refer to Figure 11 for the connector locations.
Figure 11
Checking for a Blown Fuse
Connect the
red lead to: Connect the
black lead to: If the meter
reading is:
The 1394-DCLM fuse is:
Top bus (DC+)
power connector Left front
socket
Open (high ohms)
Blown. Replace the
1394-DCLM.
Short (low ohms) Good.
Bottom bus (DC-)
power connector Right front
socket
Open (high ohms)
Blown. Replace the
1394-DCLM.
Short (low ohms) Good.
Slide mechanism
Top bus (DC+)
power connector
Bottom bus (DC-)
power connector
Left front
socket
Right front
socket
1394-DCLM