Sony FST-ZUX9 Manual

The USB device is write-protected.

You tried to perform an operation that can 
be performed only when the playback is 
stopped.

Recording did not start, stop halfway or 
otherwise could not be performed 
(page 50).

The USB device has been removed.

You tried to program more than 25 tracks 
(steps).

You cannot record onto the USB device 
because the number of track has reached 
its maximum.

You cannot record onto the USB device 
because the number of folder has reached 
its maximum.

The memory of the USB device is full.

• Discs of non-standard shape (for example, 

heart, square, star).

• Discs that have adhesive tape, paper, or 

sticker attached to them.

• Rental or used discs with attached seals where 

the glue extends beyond the seal.

• Discs that have labels printed using ink that 

feels tacky when touched.

• Before playing, wipe the disc with a cleaning 

cloth from the center out to the edge.

• Do not clean discs with solvents, such as 

benzine, thinner, or commercially available 
cleaners or anti-static spray intended for vinyl 
LPs.

• Do not expose discs to direct sunlight or heat 

sources such as hot air ducts, nor leave it in a 
car parked in direct sunlight.

• The system is not disconnected from the AC 

power source (mains) as long as it is 
connected to the wall socket, even if the 
system has been turned off.

• Completely disconnect the power cord (mains 

lead) from the wall socket (mains) if it is not 
going to be used for an extended period of 
time. When unplugging the unit, always grip 
the plug. Never pull the cord itself.

• Should any solid object or liquid get into the 

system, unplug the system, and have it 
checked by qualified personnel before 
operating it again.

• The AC power cord can be changed only by a 

qualified service facility.

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