V-Tech DT-IP Technical Guide - Manual (Page 18)

The IP-G21 Guard Unit is designed as a dedicated switchboard to support IP network
system, which can be used for 2-wire or CAT5 network system.
Guard Unit is an essential part in IP system, it makes possible to manage calls from(to)
Common Door Station or Door Station, and Indoor Monitor.
Additionally, IP-G21 has other functions, such as alarm receiver, depends on system
configuration.
Max. 8 IP-G21 can be connected in system.
• 10 inch digital TFT with its resolution of 800x480 pixels
• Touch screen operation
• Handset or hands free answering
• Make intercom call to common door station,door station,and indoor monitor
2.1.2 Parts and Functions
Handset
Speaker
Microphone
Unlock button
Intercom button
LED indicator
LCD screen
2.1.3 About main menu
The main menu is your starting point for using all the applications on G21.
To open the main menu page, press the LCD screen anywhere twice.Please see the above
diagram.total 7 items shown on main menu page:Manaul Monitor,Intercom,Event,User
Setup,Shortup,Service,Close.
§ 2.1 IP‐G21 Description
2.1.1 About IP‐G21 Unit
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IP-2 wire system technical guide