Casio WK-1800, Service Manual

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IMPORTANT OPERATION
Full Initialization
Use this procedure to return all keyboard settings to what they were when you purchased it. Note that this
procedure clears all data from memory.
• While holding down the ENTER button, turn on keyboard power.
• Press YES to initialize the keyboard or NO to turn on power without changing any settings.
Parameter Initialization
Use this procedure to return all keyboard settings to what they were when you purchased it. Note that this
procedure does not affect user tones, user rhythms, registration memory contents, and display contrast
settings.
• While keyboard power is on, press the [+], [–], and ENTER buttons at the same time.
Adjusting Display Contrast
• Display contrast can be adjust to one of 100 levels for easy viewing.
• Adjusting display contrast helps to make figures easier to read from any viewing angle.
• Within five seconds after pressing the CONTRAST button, press [+] to increase the contrast value (mak-
ing the display darker) or [–] to decrease it (making the display lighter).
• After you release CONTRAST, the message “Contrast” remains on the display for a few moments, during
which you can change the contrast setting further using [+] and [–] or by inputting a contrast value with the
number keys.
The contrast can be set to a value from 0 to 99. The initial default setting is 50.
GM (General MIDI):
General MIDI standardizes MIDI data to play music with same nuance between different MIDI instruments.
Among GM conformed MIDI instruments, or commercially available musical data, music can be played with
similar tones.
SMF (Standard MIDI File):
SMF is a standard file format for MIDI instruments and computer music software. SMF formatted data can
be played and transported easily among SMF complied instruments or musical data of different manufac-
turers.
R e s e t ?