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GK310 1
Introduction
Thank you for purchasing the new GEM GK310 electronic keyboard.
The GK310 offers the following features:
• 61 note keyboard with Touch Response;
• 132 PCM voices + 1 keyboard percussion kit;
• 96 Styles (automatic accompaniments) with 2 Variations;
• Two chord recognition modes for the Styles: Fingered and One Finger;
• 384 Single Touch Play settings;
• 50 Demo songs with the play along feature;
• On-board Sequencer with Record, Play/Stop and Melody Off functions;
• MIDI compatibility.
Power supply
This keyboard can be powered by current from a standard household wall outlet
(using the specified AC adaptor) or by batteries.
Using the AC adaptor
Always ensure that the istrument is turned OFF when connecting or disconnecting
the power adaptor. Applying power while the power switch in depressed may dam-
age the components inside the unit.
Do not use adapters other than the one specified for this keyboard. The technical
specifications of the adapter must be: 9~12V DC output, 1800MA, centre positive
type.
Using batteries
Always make sure you turn the keyboard off before inserting new batteries or replac-
ing old ones.
To insert the batteries
1. Carfully turn the instrument upside-down and remove the battery compartment
cover.
2. Insert six D size (SUM-1 or R-20) batteries into the battery com-
partment, being careful to follow the polarity markings on the
cabinet.
3. Replace the compartment cover, making sure that it locks firmly
in place, then turn the instrument the right way up.
Important battery information
Any of the following symptoms indicate low battery power. Replace the batteries as
soon as possible whenever any of the following occurs.
• A dim and difficult-to-read LCD display.
• Abnormally low speaker/headphone volume.
• Distortion of the sound output.
• Sudden power failure when playing at high volume.
• Abnormal playing of the rhythms or demo songs.
• Dimming of the display when playing at high volume.
CAUTIONS:
Use only the specified AC adaptor. Use of another
type of adaptor creates the danger of fire and electric
shock.
For safety sake, be sure to unplug the AC adaptor from
the wall outlet whenever leaving the keyboard unat-
tended for a long time.
CAUTIONS:
Improper handling of the batteries can cause them to
burst and leak, creating the danger of personal injury
or damage of the keyboard. Be sure to take the fol-
lowing important precautions when using batteries:
• Never use batteries of different types.
• Never mix old batteries with new ones.
• Replace the batteries as soon as possible after any
sign of discharge.
• Always make sure to remove the batteries from the
keyboard’s battery compartment when the keyboard
is not expected to be used for a long period of time.