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11. MAINTENANCE & TROUBLESHOOTING
11-4
11.4 Error Messages
The table below shows error messages, their meanings, and remedies. If oter error occurs,
contact your dealer.
Error messages
Error message Meaning Remedy
Busy: RT Radiotelephone is in operation. Wait until the radiotelephone is
free.
Channel Busy You attempted to transmit on a
channel which is currently busy.
(This occurs with Routine and
Business priorities only.)
The message is automatically
erased when the channel becomes
clear.
EPFS error No position data from navigator for
one minute.
Press the CANCEL key to silence
the alarm. Check the navigator. If it
is malfunctioning, manually enter
position.
Incoming Incoming DSC call Message is automatically cleared
when DSC signal has gone.
No position data The position data is interrupted
while AUTO operation.
Check the navigator.
No response: RT Radiotelephone is not powered or is
disconnected.
Check radiotelephone connection.
Oven cold. Tx not
ready; wait
Oven too cold; cannot transmit. Wait until the oven becomes
sufficiently warm.
Printer not ready Automatic print is selected;
however, printer is not powered or is
disconnected.
Check printer.
Trouble: Oven not
ready
Oven not ready; cannot transmit. Wait until the oven is ready.
TRX PLL UNLOCK TRX PLL unlock. Transmission is
stopped.
Contact your dealer.
TUNE error Tuning failed. Transmission power is
decreased to LOW2. For NBDP,
transmission is stopped.
Try to tune again. If unsuccessful,
confirm if TUNE error occurs on
other frequencies. See “Antenna
coupler cannot tune antenna” on
page 11-3, or contact your dealer.
Warning: Update
position
Position data is older by the amount
of time preset on the Alarm menu.
Press the CANCEL key to silence
alarm. Reenter position on the
Position menu.
Watchdog error.
Please Power OFF
Internal error (such as CPU trouble)
detected. Accompanied with alarm,
same type as for distress.
Turn the power off and on to erase
the message. Have a qualified
technician check the set.
RX1 PLL UNLOCK
RX2 PLL UNLOCK
W/R1, W/R2 PLL unlock.
Transmission is stopped.
Contact your dealer.
Ship’s mains failure Power input has been switched from
AC to DC at PR-850A.
Press the CANCEL key to use the
low output power. Check the AC
input supply.