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74 Astro 320 and DC40 Owner’s Manual
Appendix
My device is connected
to the computer, but it will
not go into mass storage
mode.
You may have loaded a corrupted le.
1. Disconnect the device from your computer.
2. Turn off the device.
3. Hold
while you connect the device to your
computer.
4. Continue holding
for 30 seconds or until the
device goes into mass storage mode.
I cannot see any new
removable drives in my
list of drives.
If you have several network drives mapped on your
computer, Windows may have trouble assigning drive
letters to your Garmin drives. See the Help le for your
operating system to learn how to assign drive letters.
I need replacement parts
or accessories.
Go to http://buy.garmin.com, or contact your Garmin
dealer.
I want to buy an external
GPS antenna.
Go to http://buy.garmin.com, or contact your Garmin
dealer.