Charge contacts
Speaker
M N (Locator)
M N (Erase)
Message counter
MjN/MkN (Volume up/down)
M N/M N (Repeat/Skip)
M N (Play/Stop)
Message indicator
M N (Answer on)
Display

Handset display items

Item Meaning
Range status: The more bars
visible, the closer the handset
is to the base unit.
Out of base unit range
Paging, intercom mode*1
ZSpeakerphone is on.
(page 16)
The line is in use.
RWhen flashing slowly: The
call is put on hold.
RWhen flashing rapidly: An
incoming call is now being
received.
Missed call*2 (page 32)
The base unit transmission
power is set to Low.
(page 15)
Noise reduction is set.
(page 18)
The LCD and key backlight is
off. (page 26)
RWhen displayed next to the
battery icon: Answering
system is on.*3 (page 34)
RWhen displayed with a
number:
New messages have been
recorded.*3 (page 36)
Item Meaning
Greeting Only is
selected as the caller’s
recording time. In this case,
the answering system
answers calls with a greeting
message and caller
messages are not recorded.*3
(page 40)
Battery level
Alarm is on. (page 28)
Equalizer is set. (page 18)
Privacy mode is on.*1
(page 26)
Ringer volume is off.
(page 17)
Night mode is on. (page 29)
Blocked call*2 (page 30,
32)
New voice mail message
received.*4 (page 41)
Line in
use
Someone is using the line.*1
IN USE Answering system is being
used by:
another handset*5
the base unit.*3
*1 KX-TG6812/KX-TG6822
*2 Caller ID subscribers only
*3 KX-TG6821 series: page 3
*4 Voice mail subscribers only
*5 KX-TG6822

Base unit display items

n KX-TG6821 series: page 3
12
Getting Started
TG68xxBX_UE(en)_0523_ver021.pdf 12 2013/05/23 16:41:15