User's Manual
Table Of Contents

Page 12
3E4291 Gallagher T20 Terminal Installaon Note | Edion 1 | August 2016
Copyright © Gallagher Group Limited
Flashes Green Access has been granted.
Flashes Red Access has been denied.
Flashing Blue Reading and validang a PIV card. Reading a Gallagher mobile credenal.
LED (squiggle) CardaxIVindicaon
3 Flash (Amber) No communicaons with the Controller.
The reader screen displays the text 'Connecng...'.
On (Green or Red) Fully congured and funconing normally.
Green = Access mode is Free
Red = Access mode is Secure
Flashes Green Access has been granted.
Flashes Red Access has been denied.
6 Accessories
Accessory Product Code
T20 Dress Plate, Black, Pk 5 C300323
T20 Bezel, Black, Pk 5 C300292
T20 Bezel, White, Pk 5 C300293
T20 Bezel, Silver, Pk 5 C300294
T20 Bezel, Gold, Pk 5 C300295
T20 Spacer, Black, Pk 5 C300306
T20 Spacer, White, Pk 5 C300307
T20 Protecve Cover C300272
T20 Protecve Cover Spacer C300312
T20 Mounng Block, Thin, Pk 8 C300930
T20 Mounng Block, Duct Entry, Pk 8 C300931
7 Screen brightness
When the terminal is in use the screen brightness will be set to full. If the terminal hasn't been used
for 30 seconds, the screen brightness is dimmed. If the terminal hasn't been used for 30 minutes, the
screen is turned o.
HBUS Funconality vEL7.30 (or later): The terminal screen can be set to on at all mes ('Always
on' seng enabled on the items property page in Command Centre). If this seng is enabled, the
terminal's screen will not turn o aer 30 minutes, but will dim aer 30 seconds of inacvity.