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I think this is my first post.
Dyna Myte DM2400
Its working with stock drives.
500384
Ran Z axis with a function generator for step and a jumper to switch directions.
Worked off of the axis...

Hello again,
On a KM3P, can someone tell me if the way lub oil outlets are injectors or metering units/restrictors?
If they are injectors, I don't think they can have a constant pressure.
I have...

I want to thank you three people bloke, fasto, and skullworks for all your help. You are a great source of information.

I would hope you would find a way to keep the knowledge you have for the...

I replaced the MC1488/89s on the Personality board, still no config text screen.

I swapped some of the axis cable plugs and could get relays K3 and K4 to close by pressing the power on button and...

fasto thank you

I will check the personality board: U39 = 1488, U48 = 1489 as I did not know of these 2 chips. Will also photo all boards. I use brake cleaner or natures way (strong orange oil...

Thank you for the reply
Yes, I replaced them and wish I had put in DIP sockets. You may want to tell others to do the sockets.
Thank you again
kc8jyr

skullworks I think you are correct in that the problem is something simple like the air pressure switch that has passed by me.

The air compressor has a blown head gasket now. Need to fix that....

Question please:
When the CRT board switch #8 (key board check) is in the off position, to check the key board, does the key press data pass through the CPU board and then back to the CRT board and...

fasto,

Thank you for your reply.

I turned ON switch #8 on the CRT board and now there is only the blinking cursor in the bottom left corner. All the rest of the CRT switches are in the OFF...

I think I am moving forward.

No config screen yet.

The red LED on the MEM board is off.

Found a broken pin on a removable EPROM on the CRT board. Soldered that and moved on.

The K7 REV...

I did the Dallas SRAM replacement/Li batteries. Cut the small jumper wire. It had the 6 top jumpers on already ( 98 through 103 ?). Ran it and got the one blinking cursor video and 1 right side (MEM...

bloke,
I recorded the number on the EPROMs and see that the chip in U75 plug has a small 1175 on the bottom of the sticker. Like wise the chip in U76 plug has a small 1176 on the bottom of the...

No, it came from a mold shop, then high school, then a friend (?), then me. Seem like good iron. Not sure of the control yet.

With the help of many past posts and replies, I got the text CRT down...

Hello
My KM3P ill will not give me a start text screen. I was reading bloke's many replys and found I have 2 U75 EPROMS and no U76 on the memory board. U65 through U74 look new and are HURCO 8.60....

bloke
Thank you.
Read many of your other good posts. I am now waiting for some batteries, sram and RS-232 chips. Someone put two MC1489 chips into the graphics card in the card cage. No driver...

bloke
Thank you for your help.

Has someone answered this question? If so, I can not find the answer.

Please help me put this KM3P back on line with info on the position and direction of the 5 connectors on the bottom of the...

Has someone answered this question? If so, I can not find the answer.
Thank you for your help