Navman Sport Tool M300 - Manual (Page 7)

M300
1-7
NAVMAN M300 - General information
1.4 Changing the battery
Always shut down the M300 before changing the battery.
Note: All system settings, and the calculated data that was stored
at the last controlled shutdown*, are retained when the battery is
removed. This information persists indefinitely until updated or reset.
If battery power becomes low during operation the battery icon
is displayed.
For best performance:
General use = Alkaline
Below 5 o C = NiMH
!
constant = low power
flashing = approx 5 min before automatic shutdown**
* Press and hold to perform a controlled shutdown.
** When battery power becomes too low to continue operation,
a controlled shutdown is automatically executed (current data
is saved).
battery icon
PM
1. Turn D-ring anti-clockwise and slide enclosure cover down to
open battery enclosure.
2. Insert battery with «» end as indicated inside enclosure.
3. Replace enclosure cover (ensuring lugs at the bottom of the
cover are aligned with slots in the enclosure surround), turn
D-ring clockwise to seal.