15.2 Troubleshooting
'
Press Play
…'
Spotify mode
–
Waiting for
playback information
;
for
example
,
when
the
audio
playback
is
moved
by
the
Spotify
app
to
a
different
audio
speaker
or
the
smart
device
itself
.
Example
Description
Messege
'
DAB:
'
No stations
available
'
message
'
'
Cannot connect
to network
Low signal strength
Low signal strength
Network down
Solutions
Cause
Problem
FM: Hiss
DAB: burbling/
intermittent
cut-out
Check/move antenna
Move radio
Rescan local (high-strength)
stations
only
For DAB, check local coverage at
www.ukdigitalradio.com/coverage
As above then rescan
stations.
Check that network is working
between a computer and
the router
Obtain the M4+
MAC
address
from
Menu
<
System settings >
Network > View settings and
add to router list.
Router restricts
access to listed
MAC addresses
Note: M4+
has
separateMAC
addresses
for
wired
and
wireless
networks only
the
current
network
adaptor
method
address
is
displayed
,
but
the
other address
can
be
obtained
by
changing
the
first
pair of
digits
between
'
00
'
(
wireless)
and
'
02
'
(wired)
Insufficient Wi-Fi
signal strength
Unusual network
configuration
Unknown
encryption method
Firewall
preventing
access
Check distance to router
;
see
if
a
computer
can
connect
to
the
network
in
this
location
Setup network manually through
Menu> System settings > Network
>Manual settings
Change encryption method on router.
M4+
supports WEP, WPA and WPA2
Check the following ports are open on
the router: UDP and TCP ports 80 and
123
;
DNS
port
53.
Windows
shares
:
ports
135
–
139
and
445.
Windows Media Player: varies
–
non
-
Microsoft
firewalls
may require
configuration
for
UPnP
.
'
Cannot connect
to network
Solutions
Cause
Problem
Internet connection
down
Firewall preventing
access
Station not
broadcasting,
overloaded or
insufficient
bandwidth.
Station broadcasting
using unknown
codec.
Link out of date.
Check that Internet is
working
for
a
computer
connected
to
the
same
network
Check the following ports are open:
UDP and TCP ports 80 and 123
;
DNS
port
53.
Some Internet radio stations may
require additional ports to be opened.
Try other stations
;
try
listening
on
computer via Internet radio portal
website
;
try
later
.
'
Cannot connect
to Internet
'
Cannot play
particular
Internet radio
station
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