User's Manual

M7X and M7R Page 4-14 Installation
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Connecting the dc Input Supply
The dc input supply connects to the radio’s rear panel dc supply connector as shown in Fig 4-4 on
page 4-6. Connection is made using the dc input connector supplied with the radio (item 1 of the
customer kit – see page 4-4).
Instructions for fitting the connector are shown in Fig 4-9.
Fig 4-9 Fitting the dc Input Connector
20 mm
8 mm
(1) Place bushing and chuck over the cable.
(2) Prepare cable as shown.
(3) Solder wires to the insert terminals as shown.
1+ dc positive
2+ not used
Slide the chuck up the cable and align with the
housing. Note: the chuck is aligned when the
nose fits into the smaller recess.
(4)
Slide the bushing up the cable and tighten it
with a flat 22 mm wrench. Note: the bushing
should be screwed into the housing a minimum
(5)
of three turns to ensure there is no gap between
the housing and the bushing.
Yes No
2– dc negative
1– not used
Photo shows solder buckets