Tools Needed
• Drill
• Drill bits appropriate for the device and mounting style
Mounting style
Drill bit sizes
Bail with included wood screws
3 mm (
1
/
8
in.)
Flush for the corner of the cutout
GPSMAP 7x3: 6.5 mm (
1
/
4
in.)
GPSMAP 9x3: 7.4 mm (
5
/
16
in.)
GPSMAP 12x3: 13.5 mm (
9
/
16
in.)
Flush with included wood screws
3.5 mm (
9
/
64
in.)
Flush with included machine screws and nut plates
3.5 mm (
9
/
64
in.)
3 mm (
1
/
8
in.)
Flush with included machine screws and tapped holes
M3 tap
• #2 Phillips screwdriver
• Jigsaw or rotary tool
• File and sandpaper
• Marine sealant (recommended)
GPSMAP 7x3 and GPSMAP 9x3 Connector View
POWER
Power and NMEA
®
0183 network
NETWORK
Garmin Marine Network
J1939
J1939 engine network
Ground screw
CVBS IN
Composite video in
SONAR
12-pin transducer (Not available on all models)
USB
Micro-USB for compatible Garmin card reader
NMEA 2000
NMEA 2000
®
network
2 microSD
®
memory card slots, 32 GB max.
2