Casio LK-43 - Manual (Page 14)

E-12
Power Supply
640A-E-014A
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.
To load batteries
1.
Remove the battery
compartment cover.
2.
Load 6 AA-size batteries
i n t o t h e b a t t e r y
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.
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.
Important Battery Information
■ The following shows the approximate battery life
provided by different battery types.
• Standard battery life: Approximately 1 hour
(SUM3/R6P)
Approximately 4 hours
(AM3/LR6)
Both of the above values are standard battery life at
normal temperature, with the keyboard volume at a
medium setting. Temperature extremes or playing at very
loud volume settings can shorten battery life.
■ Any of the following symptoms indicate low battery
power. Replace batteries as soon as possible whenever
any of the following occurs.
• Dim power indicator
• Instrument does not turn on
• Display that is flickering, dim, or difficult to read
• Abnormally low speaker/headphone volume
• Distortion of sound output
• Occasional interruption of sound when playing at high
volume
• Sudden power failure when playing at high volume
• Flickering or dimming of the display when playing at
high volume
• Continued sound output even after you release a key
• A tone that is totally different from the one that is
selected
• Abnormal rhythm pattern and Song Bank play
• Loss of power, sound distortion, or low volume when
playing from a connected computer or MIDI device
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.
Using the AC Adaptor
Make sure that you use only the AC adaptor specified for
this keyboard.
Specified AC Adaptor: AD-5
Also note the following important warnings and precautions
when using the AC adaptor.
AC adaptor AD-5
AC outlet
DC 9V jack
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