Sony MDR-IF630RK - Manual (Page 11)

11 GB
3
Push to remove the batteries from the
rear of the battery box.
Note
Be careful not to touch the circuit board attached to the
battery box. Hold the battery box (black plastic box)
when you remove them.
Problem
No sound/
Muffled
sound
Weak sound
Solution
Check the connection of the audio/
video equipment or the AC power
adaptor. If your AC power adaptor is
equipped with an on/off switch,
check that the switch is set to ON.
Check that the audio/video
equipment is turned on.
Turn up the volume on the connected
audio/video equipment, if the
transmitter is connected to the
headphones jack.
The mute function is activated.
• Check if there is any object between
the transmitter and the headphones.
• Use the headphones near the
transmitter.
• Change the position and angle of
the transmitter.
The headphones’ power indicator
light is weak or turned off.
• Charge the headphone batteries or if
the power indicator is still off after
charging the headphone batteris,
take the headphones to a Sony
dealer for replacements of the
batteries.
Check if the INPUT SOURCE selector
is set to the correct position.
Set the ATT selector on the
transmitter to 0 dB.
Troubleshooting
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