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2.  CALIBRATING RCS ESC’s. 

All RCS 

ESC’s

 are pre-calibrated when sent out.  Please test the system is working OK before re-calibrating it. 

If the RX has been correctly connected to the ESC, the system will perform as described in the ESC instructions. 

 

The 2

nd

 step in system preparation is to calibrate the direction & throttle knobs.  Even though this step is only needed 

once when first setting up an uncalibrated ESC, from time to time it is advisable to run through the procedure to ensure 

the best possible system performance is achieved. 

A pushbutton is mounted on the ESC pcb for both Calibration & system Programming.  See 2.3 below. 

You can calibrate & program the system external to the loco by adding the separately available plug in # P-BUTTON. 

 

 

 

 
2.3  Press and HOLD RCS ESC 
push-button down (or the removable 
plug in pushbutton) & turn the 
ESC/Rx ON.   

 

 

2.1  Make sure Throttle knob is set to 

Min. (i.e. fully CCW).

 

 

2.3  Turn the TX-20+ ON. 

The ON – OFF switch lights up.

 

Reaction;  Both ESC LED’s & both front & rear lights will turn solid ON & stay ON for 6 seconds waiting for the TX 
and RX to link up.  Once linked both ESC LED’s & both front & rear lights will flash rapidly.

 

 

 

 

 

 

2.4  Push the spring loaded direction switch backwards 

and forwards a couple of times.  Pause briefly each way 

then let the switch return to the centre off position.

 

2.5  Rotate the Throttle knob from Min to Max & back a 

couple of times.  Pause briefly at each extreme. 

Return the knob to fully OFF i.e. Fully CCW.  

 

 

2.5  Press & release the ESC pushbutton to exit Calibration mode.

 

 

 

Reaction;  Both ESC LED’s & both loco lights will blink three times at a slower rate & both lights will go to solid ON. 

The system is in neutral and ready to operate.   Either turn the loco or TX-20+ OFF for later use, or proceed to 

operating the system according to the ESC instructions. 

 

FROM THIS POINT ON PLEASE REFER TO THE INSTRUCTIONS SUPPLIED WITH THE RCS ESC FOR HOW TO 

OPERATE & PROGRAMMING. 

 

 

Summary of Contents for TX-20+

Page 1: ...LOADED SWITCH CHANGES DIRECTION JUST LIKE THE SPRING LOADED ELEVATOR CONTROL ON A STICK RADIO THE TX 20 IS NOT SUITABLE FOR USE WITH CENTRE OFF BATTERY R C OR LIVE STEAM LOCOS INSTRUCTION MANUAL THESE INSTRUCTIONS REFER SPECIFICALLY TO THE TX 20 HANDPIECE They should be read in conjunction with the RCS ESC you are using SWITCH FOR DIRECTION SETTING 300º KNOB CONTROL OF SPEED NOT SUITABLE FOR LIVE ...

Page 2: ...r ON The RX LED will start blinking very rapidly to indicate it is ready to be bound Please note the LED s on the ESC pcb the front and rear lights if fitted will stay OFF until BINDING is completed The loco will always give a very slight jerk at switch ON This is normal 1 3 For the DSM2 EM AB Press and hold the right hand pushbutton on the handpiece marked with a hexagonal symbol 1 4 Then press t...

Page 3: ...ke sure Throttle knob is set to Min i e fully CCW 2 3 Turn the TX 20 ON The ON OFF switch lights up Reaction Both ESC LED s both front rear lights will turn solid ON stay ON for 6 seconds waiting for the TX and RX to link up Once linked both ESC LED s both front rear lights will flash rapidly 2 4 Push the spring loaded direction switch backwards and forwards a couple of times Pause briefly each wa...

Page 4: ...ht clockwise CW to ramp the speed up To change from forwards to reverse firstly twist the large knob fully to the left CCW to the stop Once the loco is completely stopped pull the switch back and release it to get the ESC back to neutral Then pull the switch back again to set the direction to reverse Then twist the large knob to the right clockwise CW to ramp the speed up in reverse Can be used eq...

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