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  1. S

    Volvo ec140e back wiring schematics

    I can help you about next week. For a moment am on holidays.
  2. S

    Mini-ex in "limp mode"? SYS light flashing

    Do you have display in your machine? I found something in little bit newest hitachi maybe this help you.
  3. S

    D.r zx

    Hello friends So I have also the fake cable from chine. First what find if use him in win7 or higher the palm emulator send nothing via usb to serial. So you think you try to talk with but application do only fake. I checked it by serial port monitor. On win xp is send requests to excavator but...
  4. S

    What are your thought on the JCB excavators?

    I know one about JCB in my company nobody like us it excavator. The operators say this no a good machine. My boos buy 3 new 2 years ago and they still standing. Everone opartor then want better use some old hitachi or volvo like JCB. And this was the and of JCB in my company.
  5. S

    Controlling engine speed manually?

    I see you still not fix your problem. I used few time manual cable in ZX-1 series and was no problem with electronic. If I remember good there in your kind of hitachi is not a pomp with proportional electric steering value. So normally when you use something like this you can fix a problem for...
  6. S

    Hitachi Dr ZX

    Hello Tool king I have question do you have the cable usb for palm emulator? I have two version and both doesn't work. No communication. I try with few different hitachi. Do you can send me a photo of pcb in your cable? If this possible? Then I can compare to my cord. Something is wrong there I...
  7. S

    Hitachi Dr ZX

    There where are fuses some hitachi have a switch with 3 position. I try find by my hitachi exactly the same model then I can cofirm it. But for a moment every one are away somewhere on field. Calibration is easy just take off A.I. and throttle potentiometer on idle speed then set switch on...
  8. S

    Hitachi Dr ZX

    Dif you try calibration step motor after repairs?
  9. S

    Hitachi Dr ZX

    I have pc version. I try it with the software on this cd palm emu plus dr.zx. But I also try it with win.dr and MpDr is news software from hitachi. Everytime no communication. But am on the way to fix this china cabel. I saw original one and is nothing complicated construction and is work with...
  10. S

    Hitachi Dr ZX

    I have the cabel like you want buy is not works by me. I have 15 different hitachi in my work place. From old to new problem is the same no communication. I need someone with working cabel. Photo of work pcb maybe is solve my problem. If you buy it probably ypu can have same problem.
  11. S

    Hitachi Dr ZX

    I have instructions for it somewhere in my laptop. I look tomorrow and upload this.
  12. S

    Hitachi Dr ZX

    Ok thanks for info. If you can maybe you can make some photo of pcb then I can compare your with my tool.Maybe I will find something.
  13. S

    Hitachi Dr ZX

    Is your clone works? I switched the tx with rx but not positive results. What is a label on your U2? Maybe the inverter is different? And what is your resistor on rx and rx? My is 100ohm.
  14. S

    Hitachi Dr ZX

    This is chinees dual inverter SN74LVC2G04DBVR .Now we gone wait for Ronsii. He gone check what is inside his working cabel. Then maybe we find a problem:)
  15. S

    Hitachi Dr ZX

    Ok thanks men. If you can look in your cabel and say what is there will be fine. I will wait for your replay. My cabel is real china clone with only cloned the names on ic's ;)
  16. S

    Hitachi Dr ZX

    Hi later I will make complete photo of pcb. Maybe you help me. But this what I see the u2 is cross communication line from ch340g?is strange for voltage regulator?
  17. S

    Hitachi Dr ZX

    Can you read this element mark on photo?
  18. S

    Hitachi Dr ZX

    If information what I find in russian forum are true then will be work. But I still don't know is this usb to ttl or usb rs232 or maybe to 485. Am on the way to find out now know u2 and gone check what is this. Also I ordered basic cord with cp2102. I gone try make right cabel. I let know soon...
  19. S

    Hitachi Dr ZX

    Is ttl adapter plus something more. This more is U2 on pcb can you read this what is on ic?
  20. S

    Hitachi Dr ZX

    If I think good this is normall usb ttl conventer ( pcb is make like this and also ch340g is a IC for ttl converter). And it is no problem to find. This is a example LINK.
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