Panasonic KX-FT21BX

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KX-FT21LA
TROUBLESHOOTING GUIDE
TX Problem
Is the document pre-fed?
Is auto dial used?
Was the START key
pressed immediately
after dialing?
Change the "596:
Transmit level set"
from -10 dBm to
-15 dBm or some
value.
Check the other party’s
machine. (Out of paper,
Auto answer off, etc.)
Check the current TX level.
Change the "594: Overseas
DIS detection" to "Detect
at the 2nd time".
Confirm if "592: CNG TX
select" is set to "ALL".
Is TX started ?
(Does it start feeding?)
The document goes through.
Ask the other party to
change the RX equalizer
& increase the TX level.
Ask the other party to
increase the TX level.
Ask the RX party to increase
the RX error line value
parameter.
(Not available.)
Confirm if the sent image
on the RX side has many
errors?
Change the "717: Transmit
speed select " to
7200, 4800 or 2400 bps.
Change the "596: Transmit
level set" from -10 dBm
to -12 dBm or some value.
Change the "596: Transmit
level set" from -10 dBm to
-15 dBm or some value.
YES
YES
YES
YES
NO
NO
NO
NO
NG
NG
OK
OK
Transmit Error
Message on LCD
2 Sometimes there is a transmit problem.