Sony MV-7101DS - Manual (Page 44)

44
Cordless Stereo headphones MDR-IF140
General
No sound/Muffled sound
•Turn on the transmitter first, and then put
on the headphones.
•Check the connection of the audio/video
equipment or the AC power adapter.
•Check that the audio/video equipment
connected to the transmitter is turned on.
•If the transmitter is connected to the
headphones jack, raise the volume of the
audio/video equipment connected to the
transmitter.
•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
dims, flashes or goes off.
•Replace dry battery with new one.
Distorted sound
•If the transmitter is connected to the
headphones jack, raise the volume of the
audio/video equipment connected to the
transmitter.
•The headphones’ power indicator light
dims, flashes or goes off.
•Replace dry battery with new one.
Loud background noise
•Move closer to the transmitter (As you
move away from the transmitter, more
noise is likely to be heard. This is inherent
in infrared ray communication and does
not mean that there is a problem with the
unit itself).
•Check that there is no object between the
transmitter and the headphones.
•Check that the infrared sensors are not
covered with your hands or hair.
•If you use the headphones by a window
where the sunlight is too strong, draw the
curtains/blinds to shut out the direct
sunlight, or use the headphones away
from the sunlight.
•Change the position or angle of the
transmitter.
•If the transmitter is connected to the
headphones jack, raise the volume of the
audio/video equipment connected to the
transmitter.
•The headphones’ power indicator light
dims, flashes or goes off.
•Replace dry battery with new one.
Overhead Monitor XVM-R70
General
No picture, no sound
•The power cord or battery has been
disconnected.
•The fuse has blown.
Good picture but no sound
Press the (VOL) (+) on the card remote
commander.
Dotted lines or stripes
This may be caused by local interference
such as a car engine or motorcycle. Adjust
the antennas for minimum interference.
No picture, or no sound when you connect
the optional equipment
Makes noise when the ignition key is in the
ON, ACC, or OFF position.
The cord has been disconnected. Connect
the cord securely.
No response when pressing the buttons on
the card remote commander
The battery may be exhausted.