User's Manual

SECTION 3: INSTALLATION INSTRUCTIONS
M64450G25-FCCRpt.doc Page 10
Serial Cable Connection and Routing
The serial cable connects the mobile radio to the mobile computer located in the driver compartment.
To connect the serial cable, perform the following steps:
Step 1 Attach the 20-foot serial cable male connector (DB9M) to the mobile
radio.
Step 2 Route the female connector (DB9F) to the driver compartment and
connect to the serial port located on the rear of the mobile computer.

Route the serial cable to minimize foot pressure and other potential
stresses. Use split loom tubing and nylon cable ties for cable protection.
Ethernet Setup
The user also has the option to connect the mobile radio and the mobile computer via Ethernet.
To connect the Ethernet cable, perform the following steps:
Step 1 Attach the Ethernet cable (minimum 20 feet) to the Ethernet port on the rear of the
mobile radio.
Step 2 Route the other end of the Ethernet cable to the driver compartment and connect to
the Ethernet port located on the rear of the mobile computer.

Route the cable to minimize foot pressure and other potential stresses. Use split loom
tubing and nylon cable ties for cable protection.
Delay Timer Installation
To install the Delay Timer, perform the following steps:
Step 1 Secure Delay Timer to the trunk compartment of the vehicle inserting screws in the
appropriate locations using care not to puncture the vehicle’s gas tank.
Step 2 Route the black wire (#12 AWG) from ground connection on the Delay Timer to the
vehicle chassis (see Figure 8).
Step 3 Route and wire the red wire (#8 AWG) from the positive (+) terminal connection on
the vehicle battery connection via the in-line fuse toward the battery connection on
the Delay Timer.
Connect the red wire (#8 AWG) to the two red wires (#12 AWG). Route and wire
the red (#12 AWG) wires to the two (2) battery connections on the Delay Timer.
Figure 6
Figure 7