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Power Supply; Using Batteries - Casio CTK-8IOin User Manual

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Power Supply

This keyboard can be powered by current from a standard
household wall outlet (using the specified AC adaptor) or by
batteries. Always make sure you turn the keyboard off
whenever you are not using it.

Using batteries

Always make sure you turn off the keyboard before loading
or replacing batteries.
NOTE
• The keyboard may not function correctly if you load or
replace batteries with power turned on. If this happens,
turning the keyboard off and then back on again should
return functions back to normal.
To load batteries
1
Remove the battery compartment cover.
2
Load 6 AA-size batteries into the battery
compartment.
• Make sure that the positive (+) and negative (–) ends
are facing correctly.
3
Insert the tabs on the battery compartment cover
into the holes provided and close the cover.
CTK810IN_e_08-19.p65
13
Important Battery Information
I The following shows the approximate battery life.
Alkaline batteries .......................... 2.5 hours
The above value is standard battery life at normal
temperature, with the keyboard volume at medium
setting. Temperature extremes or playing at very loud
volume settings can shorten battery life.
WARNING
Misuse of batteries can cause them to leak, resulting in
damage to nearby objects, or to explode, creating the risk of
fire and personal injury. Always make sure you observe the
following precautions.
• Never try to take batteries apart or allow them to
become shorted.
• Never expose batteries to heat or dispose of them by
incineration.
• Never mix old batteries with new ones.
• Never mix batteries of different types.
• Do not charge the batteries.
• Make sure the positive (+) and negative (–) ends of
the batteries are facing correctly.
CAUTION
Misuse of batteries can cause them to leak resulting in
damage to nearby objects, or to explode, creating the risk of
fire and personal injury. Always make sure you observe the
following precautions.
• Use only batteries that are specified for use with this
product.
• Remove batteries from the product if you do not plan
to use it for a long time.
NOTE
• Do not use an oxyride battery or any other type of nickel-
based primary battery with this product.
Incompatibility between such batteries and product
specifications can result in shorter battery life and
product malfunction.
07.4.10, 3:47 PM
E-13

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