Search found 5 matches
- Aug 27th, '17, 21:54
- Forum: Nava Hardware
- Topic: short-circuited nava?
- Replies: 7
- Views: 5995
Re: short-circuited nava?
I found the problem. There was a bad connection between last step and scale switches. Thanks everyone.
- Aug 22nd, '17, 16:41
- Forum: Nava Hardware
- Topic: short-circuited nava?
- Replies: 7
- Views: 5995
Re: short-circuited nava?
thanks for your help. I've replaced 7915 and that solved the voltage problem. bassdrum had a bad via between r13 and r23 so now it's working too (board 1.0a). my only problem left now is last step tact switch going randomly on and off, can't find any bad trace, I'll try ordering a new one.
- Aug 21st, '17, 04:23
- Forum: Nava Hardware
- Topic: short-circuited nava?
- Replies: 7
- Views: 5995
Re: short-circuited nava?
thanks, but I have unplugged IO board from nava and there's not -15v in the power supply section on its own so I guess I should replace regulators.
- Aug 20th, '17, 14:51
- Forum: Nava Hardware
- Topic: short-circuited nava?
- Replies: 7
- Views: 5995
Re: short-circuited nava?
there is still +15v but instead of -15v I get -0.73v.
- Aug 20th, '17, 14:04
- Forum: Nava Hardware
- Topic: short-circuited nava?
- Replies: 7
- Views: 5995
short-circuited nava?
I have completed nava and everything was working - except bassdrum. I could only hear the envelope, but if I touched the pcb I would hear the bassdrum. So I suspected some cold solder joint or bad connection at sil8 sockets or bad vias. So I reheated most of the solder joints and when I plugged it b...