User's Manual

Getting Started 13
E-EQ-MX3XRG-H MX3X Reference Guide
Connect External Power Supply to the MX3P
The DC power jack is located on the endcap. The passive cradle does not have a power jack.
Figure 1-12 Connect External Power Supply
1. Insert the barrel connector into the power jack on the mobile device endcap and push in
firmly.
2. The CHGR LED above the keypad illuminates when the MX3P is receiving external power
through the power jack.
See section titled “LED Functions” for explanations of the LEDs for the BATT B and BATT M
illuminations.
MX3P Specific Power Accessories
Part Number Description
9000A060CBL12V POWER CABLE, BARE WIRE, 12 FT, 12V, DC JACK
9000A316PS24V72VMX3P PS, 24V-72V, BARE WIRE INPUT, MX3P OUTPUT
24/72 Maximum VDC MX3P Power Supply Input/Output Cable
Connection
Caution
For proper and safe installation, the input power cable must be connected to a fused
circuit on the vehicle. This fused circuit requires a 5 Amp maximum time delay (slow
blow) fuse. If the supply connection is made directly to the battery, the fuse should be
installed in the positive lead within 5 inches of the battery positive (+) terminal.
Recommended for vehicle electrical systems that use between 2 and 5 twelve volt
batteries in series.
LXE Part Number: 9000A316PS24V72VMX3P
1. Power Switch
2. Power On Indicator
3. Output to MX3P
4. Input from Vehicle Battery
Figure 1-13 Vehicle Power Supply, 24 – 72 Maximum VDC (Fuse Not Shown)