Remote controller —
Installing the lithium coin battery
(CR2025)
For USA-California Only:
This product contains a CR Coin Cell Lithium Battery
which contains Perchlorate Material—special
handling may apply.
See www.dtsc.ca.gov/hazardouswaste/perchlorate
Aim the remote controller directly at the remote
sensor on the unit. Make sure there is no obstacle
in between.
Warning:
• Do not install any battery other than CR2025 or
its equivalent; otherwise, it may explode.
• Do not leave the remote controller in a place
(such as the dashboard) exposed to direct
sunlight for a long time; otherwise, it may
explode.
• Store the battery in a place where children
cannot reach to avoid the risk of accidents.
• To prevent the battery from over-heating,
cracking, or starting a fire:
– Do not recharge, short, disassemble, heat the
battery, or dispose of it in a fire.
– Do not leave the battery with other metallic
materials.
– Do not poke the battery with tweezers or similar
tools.
– Wrap the battery with tape and insulate when
throwing away or saving it.
Main elements and features
RM-RK50
1
• Turns the power on if pressed briefly or
attenuates the sound when the power is on.
• Turns the power off if pressed and held.
5 U (up) / D (down) ∞ buttons
2
• Changes the FM/AM bands with 5 U.
• Changes the preset stations with D ∞.
• Changes the folder of the MP3/WMA.
3
VOL – / VOL + buttons
• Adjusts the volume level.
4
SOUND button
• Selects the sound mode (iEQ: intelligent
equalizer).
5
SOURCE button
• Selects the source.
2 R (reverse) / F (forward) 3 buttons
6
• Searches for stations if pressed briefly.
• Fast-forwards or reverses the track if pressed and
held.
• Changes the track if pressed briefly.
(standby/on/attenuator) button
5