Tadao Musashi 3 Instructions Download Page 1

 

 

Musashi 3 NYX Chip Instructions 

 

Features 

 

Built on the Musashi code base (hybrid debounce scheme) 

 

Includes three fire modes: uncapped semi auto, capped semi auto, and 
modified NXL/PSP 

 

Continuously monitors the trigger switch through the entire firing cycle 

 

ABS programming prevents first shot drop off 

 

AMB algorithms help to eliminate mechanical bounce 

 

Power efficient software lengthens battery life 

 

Programming mode allows changes to debounce, dwell, loader delay,  
AMB, fire mode, and fire mode max rate of fire 

 

All settings are stored in non-volatile memory so they are not lost when 
power is disconnected 

 

One-touch startup enables the marker to fire instantly 

 

Automatic 15-minute idle power down saves batteries 

 

Force shot allows the marker to be fired when the eyes are enabled but 
no object is present in the breech 

 

Installation 

Removal and installation of the chip on a NYX board must be carefully done to 
ensure the chip and the electronics are not damaged.  
 
Begin by removing the grips from the left side of the marker. This will expose the 
entire circuit board. The chip is located in a socket near the bottom of the grip 
frame. To remove, gently pry under each end with a small flathead screw driver. 
Alternate sides until it is far enough out to remove with your fingers. Insert the 
new chip, making sure it is aligned properly. A notch in one end of the chip lines 
up with a notch in the socket and the white drawing on the surface of the board. If 
the marker will not turn on and it is not due to a low battery or broken battery 
harness, you may have installed the chip backwards. 
 

LED Indicator 

The multi-color LED that lights up on the back of the grip frame shows which 
mode of operation the marker is currently in: 
 
Solid Green 

 

Ball in breech, ready to fire 

Solid Red 

 

No ball in breech 

Slow Blinking Green   

Eye malfunction, max rate of fire reduced 

Slow Blinking Red 

 

Eyes  disabled,  rate of fire limited to 20 balls per 

second in mode 1;  otherwise capped at fire 
mode max rate of fire for fire modes 2 and 3 

 

Power and Eye Operation 

Pressing and releasing the power button turns the marker on. A solid red or green 
LED in the grip frame indicates that the marker is ready to be fired.  
 
The eyes are enabled when the marker is first turned on.  To disable the eyes press 
and hold the power button for 1 second.  The LED will start slowly blinking red to 
indicate the eyes are turned off. 
 
To turn the marker off, press and hold the power button for 1 second again.  The 
marker will power down. 
 

 

1

To determine if the eyes are working correctly

insert an object into the breech. 

Check to see if the LED changes from red to green, and then back to red once the 
object is removed. 

Programming 

The tournament lock must be disabled in order to change settings on the chip. The 
4

th

 dip switch functions as the tournament lock. To disable the tournament lock, 

make sure the 4

th

 dip switch is in the ON or UP position.  While the marker is 

turned off, pull and hold the trigger and turn the marker on. This will initiate the 
programming mode, showing a rainbow color sequence.  Then the LED will settle 
on green. 
 
Pulling and releasing the trigger quickly will toggle between the different 
programming modes: 
 Green 

 

   Debounce 

 

 

Red    

 

 

Dwell 

 Orange   Loader 

Delay 

 Flickering 

Green 

 AMB 

 Flickering 

Red  Fire 

Mode 

 

Flickering Orange 

 

Fire Mode Max Rate of Fire   

 

 
When the LED is lit for the desired setting, press and hold the trigger until the 
LED goes out. When you release the trigger, the LED will blink to show the 
current setting. For example, if the current setting for debounce is 5, the LED will 
blink green 5 times. Once the LED stops blinking, you have 2 seconds to begin 
entering the new setting. 
 
To enter the new setting, pull the trigger the desired number of times. For example, 
to set the debounce to 2, you must pull the trigger 2 times. Every time you pull the 
trigger the LED will light. After all settings have been changed, turn the marker 
off, using the power button. 
 

Programming Example

  

 

If you want to set the dwell to 20, you should: 
 

Make sure the marker is powered off and the tournament lock is disabled (4

th

 

dip switch in the UP/ON position). 
Pull the trigger and push the power button to turn on the marker. 
The LED shows green. This is the debounce mode. 
Quickly pull and release the trigger 1 time to switch to the dwell mode. The 
LED will show red. 
Pull and HOLD the trigger until the LED turns off. 
Release the trigger. The LED will blink out the current setting. 
When the LED stops blinking, enter the new setting by pulling the trigger 20 

times. 

Wait until the LED turns back on, indicating programming has been 

completed. 

Turn the marker off. 
 

Settings 

 

Debounce

 – The Musashi software features a hybrid debounce scheme that uses 

microcontroller cycles to debounce the pull of the trigger and ½ ms time 
increments to debounce the release. This results in a very effective debounce 
algorithm that does not hinder the user at any setting. At low debounce settings, 
however, it may cause the marker to read switch bounce as additional pulls, falsely 
generating shots or near full automatic fire. The setting ranges from 1 to 50 and is 
defaulted at 5. Debounce is only used in fire modes 1 and 2 (semi-automatic 
unlimited and capped). In modified NXL/PSP mode the debounce is locked at a 
high setting. 
 

Dwell 

 

The amount of time the solenoid is energized each time the marker is 

fired. The default is 18 ms. The range is 10 to 30 ms. Too low of a dwell may lead 
to inconsistency or drop off.  Too high of a dwell can cause bad air efficiency. 
 

Loader Delay

 – Adds a slight delay after the eye has seen a ball and the bolt is 

cycled, causing the gun to fire. If not using force fed loaders, it may be necessary 
to increase this setting to prevent chopping. A setting of 1 means no loader delay, 

 The default is 2 and may be set from 1 to 50. 

which is the fastest.

 

 
AMB 

– Allows the user to adjust the anti-mechanical bounce feature. Mechanical 

bounce occurs with the Matrix due to the kick generated during each shot and can 
cause the marker to “run away,” firing even after the trigger has been released. 
AMB helps stop markers from going full auto when the trigger is pulled very 
slowly. The default is 2 and may be set from 1 to 5 (1 being off). AMB is only 
used in fire modes 1 and 2 (semi-automatic unlimited and capped). In modified 
NXL/PSP mode AMB is disabled. 
 

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