Search found 2 matches

by kvv213
Thu Jul 16, 2015 7:46 pm
Forum: DSO138
Topic: DSO138 troubleshooting - No AV- (no trace)
Replies: 97
Views: 208002

Re: DSO138 troubleshooting - No AV- (no trace)

Hello Everyone! I explained my problem here http://www.jyetech.com/forum/viewtopic.php?f=18&t=530&p=1162#p1162 the problem is that it seems that the device works but it shows the trace only when I bend the board a little bit. I also check the device with this instruction and can report the f...
by kvv213
Tue Jul 14, 2015 7:42 am
Forum: DSO138
Topic: DSO138 - wrong V1 and V2
Replies: 0
Views: 3100

DSO138 - wrong V1 and V2

Dear All! I've managed to assemble DSO138 and it seems to work but not properly. First of all I don't see the line the curve at the display. But if I press a little bit with my finger to the top part of the board and bend it for 1 mm then I get everything OK. Second. When CPL is switched to GND I re...