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PRECAUTIONS
• Refer all work related to the installation of this
product to qualified service personnel or system
installers.
• Do not block the ventilation opening or slots on the
cover.
To prevent the appliance from overheating, place it at
least 5 cm (2 inches) away from the wall.
• Do not drop metallic parts through slots.
This could permanently damage the appliance. Turn
the power off immediately and contact qualified service
personnel for service.
• Do not attempt to disassemble the appliance.
To prevent electric shock, do not remove screws or
covers.
There are no user-serviceable parts inside. Contact
qualified service personnel for maintenance.
• Handle the appliance with care.
Do not strike or shake, as this may damage the appli-
ance.
• Do not expose the appliance to water or moisture,
nor try to operate it in wet areas.
Take immediate action if the appliance becomes wet.
Turn the power off and refer servicing to qualified ser-
vice personnel. Moisture can damage the appliance
and also cause electric shock.
• Do not use strong or abrasive detergents when
cleaning the appliance body.
Use a dry cloth to clean the appliance when it is dirty.
When the dirt is hard to remove, use a mild detergent
and wipe gently.
• Do not operate the appliance beyond its specified
temperature, humidity or power source ratings.
Use the appliance at temperatures within –10˚C - +50˚C
(14˚F – 122˚F) and humidity below 90 %.
The input power source for this appliance is 120 V AC
60 Hz.
• Fully charge up the backup battery.
Keep the appliance turned on for at least 48 hours to
recharge the backup battery. This procedure is neces-
sary when using the appliance for the first time or after
it has been unplugged for a long time from the AC out-
let. Insufficient charging of the battery may cause era-
sure of settings if the AC power supply should fail. The
battery, if fully charged, will back up the settings for 72
hours in an ordinary environment.
• We recommend that you note down your settings
and retain them. Power or battery failure may erase
settings you entered.