E
M
RROR
ESSAGE IS
• ERROR appears in the display if the unit detects anything other than
valid Caller ID information during the silent period after the first ring.
This message indicates either the presence of noise on the line, or that
an invalid message has been sent from the telephone company.
• Be sure to wait until the second ring before answering.
P
D
N
HONE
OES
• Check the dial mode in the setup menu. Is it set to tone, which may not
be compatible with your local dialing service?
P
D
N
HONE
OES
• Is the ringer switch in the OFF position?
• Are you using too many phones on one line? (The total REN of all
phones on the same line should not be greater than the maximum REN
for your calling area. See FCC Registration Information).
• See No Dial Tone.
48
D
ISPLAYED
D
O
OT
IAL
UT
R
OT
ING