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Getting started | RS90 Operating Manual
Handset parts
1 Red distress cover with button beneath
2 Screen
3 PTT button
4 Volume control
5 Function keys
6 Keypad (wired handsets only).
Subscribing a wireless handset
At installation time, wireless handsets must be registered in the
transceiver. For instructions, see “Subscribing a wireless handset” on
page 74.
2
6
5
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