Filter
Top Products
11
• If the battery pack gets completely
discharged, the ET-551 loses the
security access-protection code.
To reset the code, place the hand-
set on the base and charge the
battery pack.
• The supplied battery pack should
last about a year. When the bat-
tery pack loses its ability to fully
recharge, order a replacement
battery pack from your local Ra-
dioShack store (see “Replacing
the Battery Pack” on Page 19).
SETTING THE DIALING
MODE
Set
T/P
(Tone/Pulse) on the back of
the base for the type of service you
have. If you are not sure which type
you have, do this test.
1. Set
T/P
to
T
.
2. Lift the handset, press
TALK
, and
listen for a dial tone.
3. Press any number other than
0
.
Note:
If your phone system
requires that you dial an access
code (
9
, for example) before you
dial an outside number, do not
press the access code either.
TP
DC 12V
LINE
If the dial tone stops, you have
touch-tone service. Leave
T/P
set
to
T
.
If the dial tone continues, you
have pulse service. Set
T/P
to
P
.
TURNING THE RINGER
ON OR OFF
To turn off the ringer, set
RINGER
on
the base to
OFF
. To turn on the ringer,
set it to
ON
.
Note
: With the base’s ringer off, you
can still make calls using the phone.
You can also receive calls if you hear
another telephone on the same line
ringing.
SETTING THE VOLUME
Adjust
VOLUME
on the side of the
handset to control the volume of the
sound you hear through the handset.
RINGER
OFF
ON
VOLUME
HI
LO
43-1051.fm Page 11 Tuesday, August 17, 1999 1:08 PM