Mark,
Can you confirm the ouput connections of F2 please?
Red connection to DIN Plug 3
Black connection to DIN Plug 4
Black connection to R2 of LED
Black connection to black output of strip board - This is the connection I can't see in the photos.
Thanks.
Search found 93 matches
- 01 Jul 2015 22:55
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
- 01 Jul 2015 22:05
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
Connected it to a 9v battery. Adjusted the screw until mulimeter read 16v. Job done!
- 30 Jun 2015 23:18
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
Mark, How do you set the output voltage? LM2577 step-up DC-DC converter. eBay/che'261211800 1 £1.63 £1.63 1 1 LM2577 DC to DC Adjustable Converter Step-up Cir I used a Chenyao19870517 LM2577 DC to DC adj Set the output voltage to 16V before fitting
- 24 Jun 2015 21:23
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
Thanks for the assistance Mark. Mains side is now wired up and ready to connect to the transformer. Continuity checks out as well this time which alerted me to the wiring issue on the switch. http://kimberlinwyer.com/images/img_1633.jpg http://kimberlinwyer.com/images/img_1634.jpg The switch reminds...
- 24 Jun 2015 19:34
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
OK, thanks. 3 is shown on the rear, together with 6 on the right, but there isn't a terminal in the space.
- 24 Jun 2015 19:16
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
I can't make out the wires!
I've magnified the PDF and numbered the terminals:-
I've magnified the PDF and numbered the terminals:-
- 24 Jun 2015 18:34
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
Yes it is.
- 24 Jun 2015 18:14
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
Mark, This should be easy, but I can't figure out which terminal on the switch is the input live & neutral and the corresponding outputs. There's noting on the switch itself apart from terminal numbers and the tech PDF doesn't say either. http://2nxod5497ve018julv28ilzx3fd.wpengine.netdna-cdn.co...
- 23 Jun 2015 22:30
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
I'm trying to figure out how to connect everything together and at what stage to fit them to and inside the box. Did you do all the soldering outside the box?
- 23 Jun 2015 22:11
- Forum: HARDWARE
- Topic: Building a replacement MTX PSU
- Replies: 166
- Views: 219456
Re: Building a replacement MTX PSU
1 and 2 is 27.1 Ohms 3 and 6 is 32.5 Ohms Is that OK? Assuming you mean: 5 and 6 is 32.5 Ohms Yes :D . Because the wire for one winding is slightly longer than the other, there is normally a slight difference. Once you have wired up the wiring to the primary (input) of the transformer, measure the ...