Should any solid object or liquid fall into the cabinet, unplug the
receiver and have it checked by qualified personnel before
operating it any further.
Before connecting other components, be sure to turn off and
unplug the receiver.
Clean the cabinet, panel and controls with a soft cloth slightly
moistened with a mild detergent solution. Do not use any type of
abrasive pad, scouring powder or solvent such as alcohol or
If you have any question or problem concerning your
receiver, please consult your nearest Sony dealer.
About This Manual
The instructions in this manual are for model RM-LJ304.
Check your model number by looking at the lower left
corner of the front side.
The following icon is used in this manual:
Indicates hints and tips for making the task easier.
Before You Use Your
Check that you received the following item with the
LR6 (size-AA) alkaline batteries (3)
Inserting batteries into the remote
Insert three LR6 (size-AA) alkaline batteries with the +
and – properly oriented in the battery compartment.
When using the remote, point it at the remote sensor
on the receiver.
When to replace batteries
Under normal conditions, the batteries should last for about 3
months. When the remote no longer operates the receiver,
replace all the batteries with new ones.
• Do not leave the remote in an extremely hot or humid place.
• Do not use a new battery with old ones.
• Do not mix the alkaline batteries and other kinds of batteries.
This remote is designed for use with the alkaline batteries only.
• Do not expose the remote sensor of the receiver to direct
sunlight or lighting apparatuses. Doing so may cause a
• If you don't use the remote for an extended period of time,
remove the batteries to avoid possible damage from battery
leakage and corrosion.