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Number
12
Speaker (under keypad)
Send Key
13
Used to initiate or answer Duplex calls (such as Phone Calls),
or send status and text messages.
Menu Key
14
Used to enter the main menu and the context sensitive menu.
Soft Key(s)
15
Press to select the option that appears in the display directly
above the left or right soft key.
Push-To-Talk Button (PTT)
Press and hold this side button to talk in Simplex calls, release it to
16
listen.
Press to send status and text messages.
Programmable Side Keys 1 and 2
Default programming: upper Side key activates/deactivates
17
Backlight; lower Side key activates Screen Saver.
(See also No. 19)
18
Earpiece
Programmable Rotary Knob
19
Default programming: "Dual" – Press the knob to toggle between
"volume" and "list". Side keys (No. 17) operate as programmed.
Emergency Button (on top of the MTH800L).
Press and hold to enter Emergency Mode, and send Emergency
20
Alarms (as programmed). When the MTH800L is Off, press and
hold to power on in Emergency Mode or in normal mode (as
programmed).
21
LED (Indicator)
Before using your MTH800L for the first time, remove the plastic lens
protector from the display, and charge the battery overnight to
ensure battery is initialised to its full capacity.
Take care to clean the bottom connector frequently and particularly
prior to the programming procedure e.g. with a soft brush (do not
use fluids).
It is recommended to turn off the terminal before connecting any of
the accessories.
Description
7
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