Sony MDR-DS6000 Mode D'emploi page 28

Symptom
No signal from
optical digital
output
Bilingual sound
cannot be selected
when using digital
input. (Both MAIN
and SUB can be
heard at the same
time.)
A repeated beep
sounds.
Other devices
(wireless LAN,
cordless phone,
etc.) using 2.4 GHz
frequency around
the processor
become unusable.
GB
28
Additional Information
Cause and remedy
, No power supplied to the processor.
• Connect the processor to a power source.
, No playback sound from the connected external digital unit at the optical
input jack.
• Check that the external unit is playing back.
, Connect the analogue out to the LINE IN jacks, and select the sound on the
connected component.
, The headphones cannot receive the signal from the processor.
• Move within the RF signal transmission area.
• Check the connection of the processor, AC power adaptor, and AC outlet.
• Check if there is any wireless apparatus using 2.4 GHz frequency, or a
microwave oven around the processor and headphones.
• Change the position of the processor.
, There is no audio signal input for about 5 minutes and RF signals are not
transmitted.
• Input the audio signal to the processor and press TUNE/ID SET on the
headphones once.
, Additional headphones are being charged.
• Remove the additional headphones from the processor.
, If the wireless LAN uses the 2.4 GHz frequency, change the channel. If
possible, use 5 GHz.
, Keep the processor more than 2 m away from other devices (wireless LAN,
cordless phone, etc.) using the 2.4 GHz frequency.
, While any other devices (wireless LAN, cordless phone, etc.) using the
2.4 GHz frequency are operating, press TUNE/ID SET on the processor once,
and then press TUNE/ID SET on the headphones once.
The processor detects the optimum frequency for transmitting and switches to
it automatically.
If the problem is not solved, repeat the above procedure.