Garmin GPS 158 Owner's Manual page 12

Connecting the Cable and Placing the Device in the Cradle
1
Compare the divot on the cable connector to the keying on
➊
the cradle port�
2
Push the power cable connector into the power port until it
rests firmly in the port�
3
Place the locking bracket over the cable and slide it down to
➋
lock it in place on the cradle�
You will hear an audible click when the locking
bracket is correctly installed�
4
Place the base of the device in the bottom of
the cradle�
5
Tilt the device toward the cradle until it fastens
in place�
removing the Device From the Cradle
1
Press the release lever on the cradle until the
device is released�
2
Tilt the device forward and lift it out of the cradle�
3
Turn the cable locking ring to release the lock, and remove the cable from the
port�
Connecting the Antenna
If your device does not have an internal antenna or it came with an external
antenna, you should connect the external antenna to the device�
1
Install the antenna according to the instructions�
2
Connect the antenna cable to the BNC connector on the back of the device�
12
NMeA 0183 Connection Diagram
®
➊
➋
➋
➍
Item Description
12 VDC power source
➊
3 A fuse
➋
NMEA 0183 compliant device
➌
GPS 158 Wiring harness
➍
Item GPS 158 Wire
Function
Power
➊
Ground
➋
Tx
➌
Rx
➍
-
+
➊
➊
➋
➌
>
➍
>
GPS 158 Wire NMeA 0183 Wire
Color Function
Red Power
Black Data Ground
White Rx/A (+)
Green Tx/A (+)
➌
>
>
GPS 158 Owner's Manual