TTM BIG100 PROFESSIONAL, User Manual, Page: 5 / 27

again. Press HF key if you hang up,the music stops and go back to the
conversation HF sate.
FLASH / BRT key
In the on-hook mode, press FLASH/BRT key, the phone LCD will display LCd
1-5, which means there are 5 contrast levels. In the off-hook mode, press this
key to auto-hang up, after that you can press REDIAL key or dial out another
number.
CAL Key
In on-hook state,press Cal key,LCD display 0,the units is in calculater state, the
units is available for operation of “+,-,×,÷”,in the calculater state,“#/=” is used
as “=”,the “*/.”is used as “.”, and UP/- or DOWN/+ key is used as sign of negative/
positive.
HANDSFREE (HF) key
While on-hook, press the HANDSFREE key to go into handsfree mode. You
can talk through the microphone and listen from the speakerphone without
lifting the handset. While off-hook, press the HANDSFREE key and put down
the handset to go into handsfree mode.
RECALL key(TWO-TOUCH MEMORY)
1. Setting:In on-hook state,pre-dialing a number or find the number from
incoming and outgoing SET/STORE+NO.(NO.+1-9);
2. Dialing:In off-hook state,press No.(NO,=1-9)Key,then the number
what stored in that memory will be dialed out automatically.
PAUSE/VIP Key
When checking the incoming and outgoing calls ,press PAUSE/VIP key to set
the number as VIP number and a VIP logo“Lock icon”will show on the LCD
with this number,the VIP number could not be deleted when the lock icon
displays on LCD.
Note: when press and hold DEL key for 3 sec.All numbers are deleted including
the VIP numbers.
When the number stored full,The unit will auto-cover the earlisest ordinary
one.
ANTI-STEAL DIALING MODE FUNCTION
1.In on-hook state,press and hold “#”key 3 seconds,LCD displays PPP ON.
2.Press and hold “#”key 3 seconds again,LCD displays PPP OFF,After set PPP
ON,When one wants to dial a number from the extention,The extention is
given “DI-DI-DI”beep continuously.
PULSE AND TONE FUNCTION
1.In on-hook state,press and hold “*”key 3 seconds,LCD displays PULSE.
2.Press and hold “*” key 3 seconds again,LCD displays TONE.
5. ADDITIONAL NOTES
INCOMING CALL LCD INDICATOR
When there is incoming call, the unit will be automatically display the caller
number, date and time, and also display its serial number. If the incoming call
is in private mode, it will display “__p__”; it will display “__0__” if exchange
cannot determine the number; it will display “—E—“ if the call signal contains
error.
TROUBLESHOOTING GUIDE
(Q) I do not hear any dial tone from the handset.
(A) Ensure the handset cord is connected correctly from the handset to the
handset cord jack at the base. Ensure you have plug in the telephone cable
from the telephone to the wall socket correctly. If the problem persists, please
check with your local dealer.
(Q) I could not see the caller’s number on the LCD when there is incoming
call.
(A) Ensure that you have subscribed Caller ID service from your local telecom
provider.
(Q) There is no LCD Display / Backlight after I have connected the
telephone line. I can call out normally.
(A) Ensure that you have inserted the batteries on the battery compartment.
If there is still no display, change the batteries and ensure it is not empty. If
the problem persists, please check with your local dealer.
UM big 100 10.5*14CM.indd 8-9 12/04/12 11.03