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Hello,
Thank you. The problem is solved. Found some failed IC, Diode, Resistor on power card. :)

Hi,
I'm trying to figure it out.
I'm doing test without connecting Ma,Mb,Mc
When connecting to A2100 it show the position.
The test i do is to connect motionlink and put EN command. On the...

Hi Mike,
Thank you for your reply.
I’ve tried to exchange the cpu card from working drive and the problem seems related to power section card
How cpu communicate with power section?

Hello,
I have a problem on a VFS5: When I want to turn the spindle I have a message on MOTIONLINK ERR18 Bad TL.
I have downloaded the TL from the inverter and it looks okay.
I don't know where to...

Hi Have you access to programming bios? I have made a tutorial on this forum for this. If you want some help PM.

Hi, I have a copy of arrow750 parameters. PM me if you want.

Hi i have the same problem with MR-J2S-100A-S046
How can i read the old firmware?

Hi Everyone,
I have a lathe Hyundai HIT 250M with Mitsubishi Servo drive MR-J2S-100A-S046 that's dead. I Bought a refurbished one with same reference. But when installed it and want to enter...

@Anderson0218
Hello, sometimes it's possible to make your existing hard drive work. you must give more information or PM me.

UPDATE:

I have exchanged the drive with a good one, and the spindle start. So it's not related to the PSR4.
After exchanging also the NVRAM the problem still.
I have found some pin difference...

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Hello,
I have resolved the problem of S encoder parasite, it was a cable inside the VFS5 that was too close to the Resolver converter card. The problem of powerbus is not resolved. Now...

Hello,
I have a dismounted Cincinnati Arrow 750 with Control techniques parts for sale:
- 2 Maxax 100
- 1 maxax 200
- numerical control board
- keyboard and screen
- ....
Not Spindax drive...

Hello Mike,

I want to understand, what is the content of this BRAM? Parameters? Firmware? When i connect with motionlink i can see parameters, so if it have a bad battery, i will not see the...

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The resolver is connected to VFS5 to C3 Connector (as an input i think) and C1 connector (as output) go to Acramatic J1 port. The test was with/without connecting the motor lead, so the...

Please find it attached.

I have removed the Power Bus cable from VFS5 and the problem with S-encoder alarm don't happened. Maybe there is a parasitic leakage of powerbus voltage to the GND of 5V?...

Hello,
Today after power the machine and energize the PSU there is an alarm of S-axis encoder - ALARM 44-52 S-axis encoder - With the SERVO TUNING page of acramatic, when turn the spindle with hand,...

Yes I know that my friend cannot change BRAM. I know also that you can ;)
This VFS5 has been changed 2 years ago approximately, from an exchange service. So normally they must change it as a...

Hello,

ONLY FOR 2379A02

BE AWARE (SPECIAL CARD): Before you put an AT powersupply to THIS RT Card you must change some Pin options on the card.
Not respecting this procedure will probably...

Ok good to hear that it works!!

Hello @richmmm & @mike_kilroy
I have check all the components on the VFS5 Power card that handle the IGBT and found nothing to be bad, i have changed all the capacitors and overvoltage-undervoltage...

Hello,

There is 3 methods (From easy to hard way ):

A) Connect an old keyboard to the realtime card and boot the Acramatic. Normaly at boot (after 5 seconds) you must push the ESC or F1 key...

Thank you for your reply.
I have used motionlink plus but i don't see where i can interogate the dc bus?

Hello thank you for reply.
I have put a voltmeter and push green button, and the voltage was 332 VDC. The Enable led was not lit. The red led start to flash. So the DCBUS is correct.
I have now...

Hello,

I have many workstations and real time card bios settings. Just put the part number and I will sent to you. I have also some flash files.

UP

Is anyone know how the VFS5 manage power bus fault? I want to try to repair it by myself. Any diagrams???

Hello Every one,

I have A VFS5 that was repaired 1 year ago for a similar problem: When powering the machine, all the axis move except the spindle that don't turn.
The Fault Led is on, The Relay...

Hi,
The floppy drive is not connected to bridge board. The floppy drive is recognised by the Workstation CPU. you must enable it in the BIOS, and in the parameter of a2100. in addition you must have...

Hi, this is the description of helical cycle:
- Direction of helix (G2 CW, G3 CCW)
- CENTER POINT of the arc (I,J,K, OR P)
- LEAD OF HELIX (I OR J OR K)
- END POINT OF THE MOVE (X or U, Y or V, Z...

Your machine have a power supply like in computer. you must replace it. in most case there is an old "AT" PS. you can purchase a newer one "ATX" with "AT to ATX CONVERTER CABLE". The PS is in the box...

You need to reprogram the machine. you need the software. What version do you have?