Garmin gpsmap 4008 User Manual

Getting Started

1.  Press and release the   

 key.

2.  Select 

.

3.  Select 

, 

, or 

.

When you turn the unit on, the GPS receiver must collect satellite data and establish its current 

location. When the unit acquires satellite signals, the signal strength bars at the top of the Home 

screen are green 

. When the unit loses satellite signals, the green bars disappear 

 and the 

position icon shows a flashing question mark.
For more information about GPS, visit the Garmin Web site at 

.

Your unit supports Secure Digital (SD) cards. Insert optional BlueChart

®

 g2 Vision™ SD cards to 

view high-resolution satellite imagery, and aerial reference photos of ports, harbors, marinas, and 

other points of interest. Insert blank SD cards to transfer data such as waypoints, routes, and tracks 

to another compatible Garmin unit or a computer. The SD card slot is located on the lower-right 

corner of the unit.
To insert the SD card, open the access door and press the SD card in until it clicks. Press the card in 

again and release it to eject it from the chartplotter.

You can restore your unit to the original factory settings.

  CAUtION: This procedure deletes any information you have entered.

1.  From the Home screen, select 

 > 

 > 

2.  Select 

.

3.  Select 

 to restore all factory settings or select 

 to cancel.

You can view the software version, basemap version, and unit ID number for your chartplotter. 

You may need this information to update the system software or to purchase additional map data 

information.

From the Home screen, select 

 > 

 > 

.