Motorola Gm300 Installation Manual

DC Power Cable Installation1-3
4.Connect the black lead of the power cable to the nearest vehicle chassis ground point (using
the provided ring lug if necessary). Shorten the black lead to remove any excess cable.
(See Figure 1-2 Power Cable Assembly.)
5.Place the fuse holder close to the battery. Ensure that it is not near any hot engine
component. Mount the fuse holder using its mounting hole and dress the wires as required.
6.Insert the stripped end of the red lead of the fuse holder into the ring lug...

1-4INSTALLATION
3.0 Trunnion Installation
3.1 Planning the Mounting Trunnion Installation
The standard mounting trunnion allows the radio to be mounted to a variety of surfaces.
1.Ensure the surface can support the weight of the radio.
2.Although the trunnion can be mounted to a plastic dashboard, it is recommended that the
mounting screws be located so they penetrate the supporting metal frame of the dashboard.
3.2 Trunnion Installation Procedure
1.Select either the transmission hump or an open...

Antenna Installation1-5
3.3 Control Head Mounting Position
The control head is designed to be removed from the housing and turned to any position within a
180° radius. This provides multiple mounting options for the radio. For example, the radio may be
mounted on either side of the vehicle transmission tunnel to facilitate the safest and most
ergonomically ideal position. The control head may then be turned to provide the most convenient
access.
To reposition the control head:
1.Insert a small flat blade...

1-6INSTALLATION
The table below lists the minimum distance for several different ranges of rated radio power.
4.2 Selecting an Antenna Site
1.Install the vehicle antennaexter nalto the vehicle and in accordance with:
a. The requirements of the antenna manufacturer/supplier
b. Instructions in the radio installation manual.
2.The best mounting location for the antenna is in the center of a large, flat conductive surface.
In almost all vehicles, mounting the antenna in the center of the roof will satisfy...

Antenna Installation1-7
4.4 Completing the Installation
1.Mount the microphone clip to a convenient spot near your radio.
2.Your microphone has a telephone-type connector at the end of its cord. Plug the microphone
into the control head connector.
3.To complete your radio installation, plug the power cable into the radio power connector.
(See Figure 1-4 Connections to the Back of Radio.)Figure 1-4Connections to the Back of Radio
Antenna 
Connector
To Battery
+ via Fuse
F1 (red)Power
ConnectorVehicle...

1-8INSTALLATION
Figure 1-5Transmission Hump Mounting (Top) and Below Dash Mounting (Bottom)
Tab
BELOW DASH MOUNTING
Mounting Surface Mounting
Surface
Tab
Thumb Screw
(2)
TRANSMISSION HUMP MOUNTING
Tab
Thumb Screw
(2)
Sheet Metal
Screws
Trunnion Mounting
Bracket
Trunnion Mounting Bracket
1.84
(46mm)
2.92
(73mm)2.92
(73mm) 1.84
(46mm)1.12
(28mm)
FL0830250-O 

Installation Options1-9
5.0 Installation Options
5.1 Radio Mounting in Dashboard
5.1.1 To Install the Radio in an Automotive Dashboard:
1.Open out the radio cut-out in the dashboard to ISO 7736 specification (182mm x 53mm).
2.Remove the Top plastic cover off the radio.
3.Insert the mounting frame into the cut-out and retain it by bending back the relevant fixing
tabs, using all 6 where possible, to hold it in place. Press the bezel onto the mounting frame.
5.1.2 To Mount the Complete Radio in the Frame:...

1-10INSTALLATION
5.1.3 To Remove the Radio / Remote Mount from the Frame
1.Push the two demounting tools (see Figure 1-6 Mounting the Radio into the Dashboard) 
through the openings in the frame until the two springs release the radio.
2. Slide out the radio.
5.2 External Speaker Installation
1. Remove the speaker from the trunnion bracket by loosening the two wing screws.
2. Choose a place to mount the speaker.
3. Use the trunnion bracket as a template to mark the locations of the three mounting holes....

Installation Options1-11
5.3 Remote Control Head Installation
5.3.1 Removing the Front Housing
1.Remove the Controlhead from the Transceiver by inserting the dismantling tool (Motorola part 
number 6686119B01) in the recess between the Controlhead and the Transceiver.
2. Split the Controlhead into Front and Back housings by inserting the dismantling tool in the
recess between them.
3. Remove the flex from the Transceiver only.
5.3.2 To Assemble the Remote Back Housing 1.Remove the twists from the flex...

1-12INSTALLATION
5.3.4 To Install the Remote Controlhead:
1.Position the Remote Mount Bracket (Item2 in Figure 1-8 Remote Front and Back Housings) in
the desired location and mark the positions of the mounting holes.
2.Centrepunch the marked spots and drill 4mm holes at each spot.
3.Fix the Remote Mount Bracket in position using the supplied screws.
4.Route the Remote Cable (Table 1-3) as required, feeding it through the bracket
(a 20mm hole is required for the cable plug).
5.Push the cable plug into the...