MadMan NTWB1 Installation & User Manual - Chapter 3
Chapter 3
Operation
3.3
TROUBLESHOOTING
SYMPTOM
CAUSE
REMEDY
No lights on the NTWB1
Power not
switched on.
Turn on the 12V supply to the
NTWB1
NTWB1 is in
Sleep Mode
(power saving
mode)
Nothing need be done. The NTWB1
will wake up automatically every 5
minutes or as soon as NMEA data is
received through the wired
connection.
Reverse polarity
connection.
Check that +12V is going to the red
wire and 0V (negative) is connected
to the black wire. If not, simply swap
the connections. The internal fuse
will reset automatically.
Can not see the
'Madman xxxx' SSID in
my available networks
list.
No power etc.
Refer to the 'No lights on the NTWB1'
section above
Out of WiFi
range.
Move your WiFi device closer to the
NTWB1 to be within signal range.
WiFi device
'glitch'
Try cycling the power or resetting
your WiFi device if the NTWB1 is
powered up (with lights on or
flashing) and the SSID doesn't show
up.
No NMEA data being
received on my WiFi
device
Not connected to
NTWB1's
network
Ensure the network your WiFi device
is connected to is actually the
NTWB1.
No NMEA to
NTWB1
Check that the orange light is flashing
on the NTWB1 which indicates it is
receiving data.
App or software
incorrectly
configured
Ensure your app or software is
listening to 169.254.1.1:55555
TCP connection
already exists
If one device is already connected
with a TCP connection then no other
devices will receive data (unless using
a repeater such as OpenCPN)
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