Kenwood TM-255E - Manual (Page 58)

13 TROUBLESHOOTING
Problem Symptom Probable Cause Corrective Action
Packet operation
results in no connects
with other stations.
1 Physical connections between the
transceiver, computer, and TNC are
incorrect, or software settings in the
TNC are wrong.
1 Re-check all connections using this
manual, your TNC manual and your
computer hardware manual as
references.
5
2 Different transmit and receive
frequencies are being used. You
must use the same transmit and
receive frequency for packet.
2 Store the desired operating
frequency in a memory channel
using the "Simplex Channel Storage"
procedure.
24
3 The modulation level from the TNC is
incorrect.
3 Adjust the TNC modulation level per
instructions in "PACKET
OPERATION" and your TNC
manual.
22
4 The 9600 bps rate setting is set
incorrectly.
4 Refer to "PACKET OPERATION" for
information on setting Menu B,
No. 77 correctly.
22
5 The transmitted signal is too weak. 5 Reorient your antenna or increase
your antenna gain to improve your
signal strength at the other station.
6 Tone, CTCSS, DTSS, or Page are
ON.
6 Turn OFF Tone, CTCSS, DTSS, and
Page. Set the noise squelch
threshold as you would for voice
communications.
20,
40,
41,
43, 16
51