Yamaha disklavier MX-100A, Product Handbook

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II-46
8. MN DIP-Switch
DIP SWITCH ON MN BOARD
Gran Touch and silent pianos include a 4-bit DIP-switch on the MN board. During normal use the switch bits
(SW1 to SW4) are generally all set to OFF, but during servicing or maintenance you can use them to execute
function checks as described below. Please turn power OFF before changing the DIP-switch settings, and then
turn power back ON to activate the new settings.
MP/GT10
GPS/GT1/GT2
GT15
GT20
SW1 DEMO PERFORMANCRE Starts demo playback.
Allows you to check the state of the tone-generator. (Operation is not
affected by the sensors.)
SW2 SENSOR TEST MODE Forces the piano into Sensor Test mode.
Use this feature if for some reason you are unable start up Test mode
using the keyboard.
SW3 SUSTAIN PEDAL ADJUSTER Increases the sustain pedal’s adjustment range. Use this feature if you
are unable to adjust the sustain pedal successfully using the VR1
adjuster. If you need to use this feature, please be sure to the leave
SW4 set to ON after completing the adjustment (don’t turn it back off
after completing maintenance work).
SW4 no use
SW1 DEMO PERFORMANCRE Starts demo playback.
Allows you to check the state of the tone-generator. (Operation is not
affected by the sensors.)
SW2 SENSOR TEST MODE Forces the piano into Sensor Test mode.
Use this feature if for some reason you are unable start up Test mode
using the keyboard.
SW3 no use
SW4 MIDI-OUT DATA ADJUST Switches off MIDI output of key-release position data.
SW1 DEMO PERFORMANCRE Starts demo playback.
Allows you to check the state of the tone-generator. (Operation is not
affected by the sensors.)
SW2 SENSOR TEST MODE Forces the piano into Sensor Test mode.
Use this feature if for some reason you are unable start up Test mode
using the keyboard.
SW3 no use
SW4 no use
SW1 Always ON
SW2 SENSOR TEST MODE
(If SW3 is OFF) Forces the piano into Sensor Test mode.
Use this feature if for some reason you are unable start up Test mode
using the keyboard.
SW2+SW3 DEMO PERFORMANCRE Starts demo playback.
Allows you to check the state of the tone-generator. (Operation is not
affected by the sensors.)
SW4 MIDI-OUT DATA ADJUST Switches off MIDI output of key-release position data.