Sonos Multi-Room Music System User Manual page 189

A-12
Long amber,
short white,
repeat
Solid or flashing
red
Sonos Multi-Room Music System User Guide
ZonePlayer fault
shutdown (mute)
Diagnostics mode
If the fault condition
(above) is not remedied,
the ZonePlayer will
automatically mute itself to
prevent damage to the
ZonePlayer.
You may be instructed to
enter Diagnostics mode by
a technician when you call
Customer Support to
report a problem.
If you accidentally enter
diagnostics mode, press
the Mute button to exit.