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2.
GENERAL
2.1.
Handset
The D500 handset is designed for the iS3000 system. The handset is based on the
DECT GAP standard and supports iS3000 related features.
The D500 handset is also available as intrinsic safe Ex(i) version, which is suitable for
environments with high explosion risks (refer to section 1.5. "Intrinsic Safety").
2.2.
Display
Three lines, of 12 alphanumeric characters in length, can show text or caller
information.
The bottom line shows 5 possible icons, that reflect the handset's functionality or refer
to options active in the menus (such as the arrow keys and OK key).
Number Function
1
Signal LED (red/green).
SOS button; dials stored
(emergency) telephone
number
2
Earpiece
3
Volume control
4
Display
5
Envelope (message) key
6
Scroll keys
7
Confirm key
8
Phone book key
9
Menu/recall key
10
On/off-hook key
11
Numeric keys
12
Microphone
13
Headset connection
14
Charging contacts
15
Sticker placement
16
Clip attachment mounting
5
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