USING THE PHONE
Hold Off:
In hold mode, put the handset on cradle. Then pick up the handset again or if the parallel phone goes off hook, the Hold function will be disabled and all speech meter LEDs are turned off.
12 - Amplification Setting
a.Set the AMPLIFY Switch 
located at rear side of unit to ON 
position, the Amplification is auto on when handset is lifted.
b.Set the AMPLIFY Switch 
to OFF 
position, the Amplification is off when handset is lifted.
13 - Receive Volume Amplification
When unit is 
button to toggle the amplification On & Off
Amplification On:
When amplification is on, the corresponding LED on, +15dB extra amplification is applied to the handset receive volume control.
Amplification Off:
When amplification is off, the corresponding LED is off, no extra amplification to the handset receive volume control.
14 - Flash Time Setting
a.Set the flash Switch located at rear side of unit .set to 100ms position (for UK), the time is auto set in 100ms mode when handset is lifted.
b.Set the flash Switch to 600ms position (for US), the time is auto set in 600ms mode when handset is lifted.
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