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If you are redialling a number when connected to a
switchboard,wait until you hear a dial tone, then press
the
9
button, wait again for a dial tone and then press
REDIAL
This applies even if
9
is stored
in REDIAL
.
Secrecy
To switch secrecy on and off
When on a call you can talk to someone in the same
room, without your caller hearing.
(s)
• During a call press the SECRECY (Program) button.
The LED will flash to indicate that secrecy is on.
You can talk and your caller will not hear you.
• To resume your call press the SECRECY (Program)
button again. The LED will stop flashing.
To adjust the speaker volume
The speaker volume can only be adjusted when the
telephone is off the base.
The switch can be found on the left hand side of the
telephone.
There are 6 levels. 1 = quietest. 6 = loudest.
The volume will remain at the level you have set
between calls until you adjust it again.
Press to increase the volume. cm
0
t up
Press to decrease the volume.
1
down
The display will show the volume increase or
decrease. .01
To adjust the ringer tone and volume
The Duet 600 has
3 ringer tones to choose
from at 3
different volume levels. One button sets both the tone
and volume setting. See the table opposite to help you
select the right setting.
(s
—
Y)
0 . 0 t 0
• Press the SECRECY (Program) button. The LED
will start to flash.
• Press the # (Ringer) button.
• Press the keypad button, 0 to 9, for the tone/
volume you want. The display will show the current
setting and you will hear a beep from the handset
which is not audible unless held up to the ear,
G.8. 11 GOO •..1 1,11G G al. MUUMUU V V111.11. kOGG WWI,/ .
Display shows RINGER
TONE
VOLUME
2
2
• Press the SECRECY (Program) button. The LED will
stop flashing. Your selected setting is now stored.
VoL 1
Vol .2
VoL 3
Tone
Quiet
Medium
Loud
Tone 1
1
2
3
Tone 2
4
5
6
Tone 3
7
8
9
No Tone
0 =
Silent
(the display will show Ringer Off to confirm setting)
When the ringer is switched off the ring indicator light
will continue to flash to indicate an incoming call.
The ringer will remain switched off until you lift the
handset again. It is not possible to switch the ringer off
permanently.
To use the Recall button
)
You may need to use the RECALL button if you are
connected to a switchboard/PBX (Private Branch
Exchange), contact your PBX supplier for further
information. The RECALL
button
is also used for BT
Select Services.
Storing and dialling numbers
A CTO
CF43)
MS
You can store up to 10 numbers in the QUICKDIAL
memory (0 to 9) and a further 3 numbers using
the
MEMORY buttons (M1, M2 and M3).
Your Duet 600 comes with memory labels which can be
used to keep a note of your stored numbers.
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