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Thread: Cncst4060

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  1. #1
    So, Ports&Pins - the PWM output for the spindle is on this page, under the "Step Pin" column (and to the right the Step Port). This appears to be set to the same as the active Axis A - which gives me pause to think that the pin settings are wrong. First I'd disabled Axis A, unless you have a 4th axis on the router. At least then there's no conflict.

    The next point is to try to find which of the output pins are mapped to the PWM output on the control board. The possible output pins on a parallel port - and I know you have a USB interface but these often mimic the parallel port for compatibility reasons - anyway, possible output pins for a parallel port are:

    1 - ?
    2 - X Step
    3 - Y Step
    4 - Z Step
    5 - A Step - also Spindle Step (PWM)
    6 - X Dir
    7 - Y Dir - also Spindle Dir (unused function)
    8 - Z Dir
    9 - A Dir
    10 - ?
    14 - ?
    16 - ?
    17 - ?

    On the Spindle page - you have the M3/M4 relays set to Output #1, I can't see in the images above the Pins/Ports for Output #1 - if you can screen shot that? We're trying to find/set the pin to control the spindle on/off...

    You've not answered the question as to where the single red wire went to - I'm expecting to the control board - if so, is there any printing on the board that could match the PIN numbers above? If there's no indication then there's a limit to the possible options - as above. I think you should be able to toggle the FOR LED on the VFD controller with M3/M5 on the MDI if you configure OUTPUT #1 with the correct pin number.

    That'll leave the PWM pin - we'll save that for later (the wife's getting narky).

  2. #2
    Ok bud, my Mrs is giving it some to

  3. #3
    Have traced the 2 wires from the rocker switch to the vfd
    Red wire goes into vfd UX1
    Black wire goes into GND on vfdClick image for larger version. 

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  4. #4
    Clive S's Avatar
    Lives in Marple Stockport, United Kingdom. Last Activity: 11 Hours Ago Forum Superstar, has done so much to help others, they deserve a medal. Has a total post count of 3,342. Received thanks 618 times, giving thanks to others 82 times. Made a monetary donation to the upkeep of the community. Is a beta tester for Machinists Network features.
    Quote Originally Posted by petesos View Post
    Have traced the 2 wires from the rocker switch to the vfd
    Red wire goes into vfd UX1
    Black wire goes into GND on vfdClick image for larger version. 

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    Not sure if this is relevant or not.

    Looking at ports and pins outputs they appear to be on port 3 and everything else is on port 1
    ..Clive
    The more you know, The better you know, How little you know

  5. #5
    Now, spindle speed control. This assumes F002 = 1, also. (You've not confirmed this yet)
    If you do confirm its set to 1, then changing to 3 should, according to the manual, give you speed control through the built-in pot. Try that and report back.

    Will do it now bud

  6. #6
    On the vfd we have changed the setting to F002 But nothing happens and on F001 the e stop came on on the vfd

  7. #7
    Quote Originally Posted by petesos View Post
    On the vfd we have changed the setting to F002 But nothing happens and on F001 the e stop came on on the vfd
    I'm reading this as, "On the VFD we've checked the setting of F002 and confirmed that this was set to 1. We've changed this from 1 to 3 and set this, but testing with the VFD switch ON, the potentiometer on the front panel still has no influence on the Spindle"

    and I do not understand "and on F001 the e stop came on the vfd" - There is no "e stop" indicator on the VFD, is there? You shouldn't change F001 (I don't believe I suggested that you should). The settings/values are taken from the manual thet I'd linked...

    Click image for larger version. 

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  8. #8
    Now, spindle speed control. This assumes F002 = 1, also. (You've not confirmed this yet)
    If you do confirm its set to 1, then changing to 3 should, according to the manual, give you speed control through the built-in pot. Try that and report back.

    Will do it now bud

  9. #9
    Why is the outputs set to port 3.? I'd expect them to be set to Port 1 like the motor outputs.!
    -use common sense, if you lack it, there is no software to help that.

    Email: [email protected]

    Web site: www.jazzcnc.co.uk

  10. #10
    Jazz - the outputs aren't in use, though - I agree - strange setting, but the M3/M4 relay outputs = OUTPUT1, but that's ignored with the wiring from the VFD 'X1' input (factory default : Run fwd) through the VFD switch to ground - confirmed by OP with the VFD switch switching the Run indicator on/off.

    I'm more curious of : configuring the VFD to use the pot (F002 = 3, as factory, rather than original 1 - analogue input) seems to cause the VFD to crap out with an error - at the first time that it's able to present a none-zero demand. At this stage I'm wondering if the VFD has been configured for the spindle, or if there's a fault in the spindle or the wiring.

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