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IndustryArena Forum > Machine Controllers Software and Solutions > Fanuc > RS232 Problems With Fanuc 10T..Have tried everything!! Need ADVICE!!
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  1. #1
    Join Date
    Feb 2011
    Posts
    640

    Re: RS232 Problems With Fanuc 10T..Have tried everything!! Need ADVICE!!

    trying to rem;ember, if it was our puma 6 or puma 10... one had a built in tape reader and someone flipped a toggle switch in the reader door that was causing it not to take data...been 20+ years ago, maybe i was dreaming... might not hurt to look- know a lot of those had readers built in.


    a lot of these machines also had the 'connection unit adapter'- a gold anodized box mounted above the upside down I/O card(s) with a bunch of blue wire wrap jumpers... if you are in a real pinch for a honda plug:

    theres a bunch of unused pins in there, look at the wire wrap side, you see the way they assembled them was insert pins from front and twist about 15 degrees to lock...a pair of needlenose, untwist the pin till it lines up with the slot, it will fall right out the other side...stack three of these pins togeter, break the center pin out, solder the 'hub' together, you now have a decent pin ejector...open the shell on your ca1 plug, push the prongs in from the front side of the pins, the wire/pin will slide right out...remove/mark whats there, you have a blue shell to use... as a test, pop some more male or female wrap pins, make up your cable, carefully push them in to do your testing...

    you can buy pins/connectors from 'mhotronics', but suggest the solder tab types, as the crimpers are ex-pen-sive... I found a set years ago for 15 bucks, probably done a thousand plugs with them, they work great... but honda want like 7~800 bucks a pair (KP-308 I think is the part number). they also sell ejectors pretty cheep, just i needed one before i knew where to buy... have made dozens of the wire wrap pin ones for the maintenance guys, they work fine...a ring terminal makes a good 'handle' and holds the hubs well for soldering...

  2. #2
    Join Date
    Aug 2009
    Posts
    18

    Re: RS232 Problems With Fanuc 10T..Have tried everything!! Need ADVICE!!

    Sorry for the slow update but here's where I am at now.....

    tc429..... No toggle switch on mine to flip. Thanks for the advise on the cable..built a new one.

    fordav11... I tried an rs232 tester on it and the only light that lit up on it was the busy signal from the machine side...nothing when you would punch out or receive

    hrh.... Built a new cable with a Honda 20 pin on one end and a DB25 on other end and connected directly to CD1 at CRT..still alarmed out SR820 - DR OFF alarm. 75188 and 75188 have both been replaced so I agree that the board is bad. Here is the pin out I used on the Honda and DB25 plug in case I did it wrong...found it on another thread on internet:

    Honda 25 PIN
    9 -------------- 2
    8 -------------- 3
    20 ------------ 4
    19 ------------- 5
    18 ------------- 6
    17 ------------- 7
    16 ------------- 8
    5 -------------- 20

    I took the same cable above and plugged it into the CD1 port on the mother board. I changed to the following parameters since I understood the mother board location to be device 2
    0021- 2
    0021- 2
    0022- 2
    0023- 2
    5001- 1
    5002- 2
    5003- 3
    5011- 1
    5013- 1
    5090- 0
    5110- 3
    5111- 2
    5112- 9
    5120- 3
    5121- 2
    5122- 9
    5130- 3
    5131- 3
    5132- 2
    5113- 9

    After doing this it now alarms out SR 870 (Parameter Setting Error). So once again I'm lost. Do I have a cable pin out wrong from my Honda to my 25 pin? Or a parameter entered wrong?? I really appreciate the PM's and everyone helping me on this board. Any further advice would be really appreciated!!!!

    Thanks,

    Ken Herring

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