Electronics Forum | Wed Aug 24 09:20:25 EDT 2016 | dekhead
Suspect comms link error from Y3 to Y1 crate. COM 2 off of CPU, depending on board. If CPU board has RS485 port it is direct to back panel of PC; if older board it only has RS232 and thus requires 232/485 converter board (internal to PC). then direct
Electronics Forum | Wed Aug 31 07:40:58 EDT 2016 | bukas
BIOS stopped loading, now when I start machine monitor doesn't receive any signal. tried to start machine with different hard drive but nothing
Electronics Forum | Wed Aug 31 08:12:37 EDT 2016 | ttheis
Search for the bios or motherboard on ebay. Type in the part numbers you find on the boards and see if anything comes up. Often these are standard pc boards. I've repaired my old MPM by finding the cards on ebay cheap.
Electronics Forum | Wed Aug 31 09:35:15 EDT 2016 | dekhead
Certainly possible CPU board issue; but check PC power supply, that all DCV are present and strong. www.dekhead.com
Electronics Forum | Thu Sep 01 09:08:04 EDT 2016 | dekhead
Yes, wired correctly (5, 12, -12) can easily run on a standard 300W computer PSU.
Electronics Forum | Fri Sep 02 04:18:48 EDT 2016 | bukas
i have tested voltages on Processor board X12. all voltages are ok and stabil but +VPP (PT8 - TP9), it reads 0 volts
Electronics Forum | Wed Aug 24 05:23:45 EDT 2016 | bukas
hello, DEK wont start and im getting this error message: motor com error, axis 1,2,3 fatal error, reinitialise machine. this happens about 30 sec after BIOSes are copied to shadow ram. euro sys cards are inserted properly and on segment display is s
Electronics Forum | Thu Sep 01 08:30:54 EDT 2016 | bukas
Certainly possible CPU board issue; but check PC > power supply, that all DCV are present and > strong. > > www.dekhead.com > Certainly possible CPU board issue; but check PC > power supply, that all DCV are present and > strong. > > http:/
Electronics Forum | Mon Feb 02 13:09:46 EST 2004 | kauer
Pretty sure. in Y3 enclosure. Page 6.11 in manual VR3 sets the slope of Amp Gain.
Electronics Forum | Thu May 20 16:14:55 EDT 2004 | jsk
UP AND RUNNING!!! Power supply is good but i found two loose wires in connector 12PL26 (DC to Y1). I think i may have another bad connection inside the Y1 enclosure. Monitor seems to be working OK. Thanks for your help, jsk
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