DST Digital Servo Tester / LCD Tachometer 16F84A      

Operation manual     12/2004      

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Firmware V3.1 and above:

Hardware V1.1 & V 1.1C Operation Manual :

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LCD Tachometer   

  1. Turn On the power SW, screen will show logo & "Tacho" 

  2. Press "+" to enter.

  3. Press "Sel" to select the blades

  4. Direct the Phototransistor to a strong light source, or bright sky.

  5. Place the propeller before the Phototransistor and read the RPM.

  6. Press "-" to quit to main menu.

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Digital Servo Tester (DST)

 Connect the servo to the tester's connect, You may test two servo at the same time to compare.

 Turn On the power SW, screen will show logo & "Tacho" , press "Sel" to select the "Servo Tx".

 Press "+" to enter. The screen will show 'Manual"

Press "Sel" to select the test mode. (Manual, Fast, Middle, Slow, Random, Quit) 

 Press "+" to Start testing,  Press "-" to Stop.

When stop, press "Sel" for less than 0.4 second to reset to Neutral position

The servo is powered by tester.

In "Quit" mode ,Press "+" to quit to main menu.

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Speed Controller Tester (SCT)

Connect the SCT to the tester's connect.

  Turn On the power SW, screen will show logo & "Tacho" , press "Sel" to select the "Speed Tx".

 Press "+" to enter selection. 

 Press "+" to Increase the velocity,  Press "-" to Decease.

 Press "Sel" for less than 0.4 second to reset to Lowest position

 Press "Sel" for more than 0.4 second to quit to main menu.

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Receiver tester (REC_T )      

Function: read out receiver's output PWM width, and test the sticks of transmitter.

for this test, you need a "two female end" connect cable. 

Connect the receiver to the tester's connect, with the connect cable.

  Turn On the power SW, screen will show logo & "Tacho" , press "Sel" to select the "Receiver".

 Press "+" to enter selection. 

 Turn On the receiver & Transmitter power,  move the stick and read out 

 Press "Sel" for more than 0.4 second to quit to main menu.

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