Sena Promi-SD 101 User Manual page 30

Promi-SD User Manual – 3. Connections
Power Supply
Promi -SD can be supplied power through the power jack and through pin 9 of DB9 connector.
 Through Power Jack
DC 5 ~ 12V, Min. 150mA power should be supplied through DC power cable. Red cable is positive and black one is
negative.
AC/DC power adaptor and USB power cable are also available to supply power.
AC/DC Power Adapter
 Through Pin 9 of DB9 connector
The power can be supplied through pin 9 of DB9 connector. Because Promi -SD does not have any protection circuit
from surge, it must be constant voltage of 5 ~ 12V.
Electrical Polarity
DC Power Cable
Copyright © 2006 Sena Technologies, Inc. All rights reserved.
Red +
Black -
USB Power Cable
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