Search found 2 matches

by Monj3t
Wed Jan 23, 2019 8:54 am
Forum: DSO 068
Topic: DSO 068 LCD screen garbled
Replies: 2
Views: 6376

Re: DSO 068 LCD screen garbled

You were absolutely right about checking the MCU. There was a blob of solder shorting the connectors of the Atmega. You can see it clearly in the last two pictures. I removed the blob, but that did not change anything, unfortunately. I hope I didn't ruin anything :(
by Monj3t
Sun Jan 20, 2019 3:13 pm
Forum: DSO 068
Topic: DSO 068 LCD screen garbled
Replies: 2
Views: 6376

DSO 068 LCD screen garbled

Right after boot up, the LCD screen looks weird (see picture below). I can see some reaction to button presses, and sometimes it is even readable. I checked all connecions between LCD and main board and resoldered them, but that didn't help. I measured all voltages as per the assembly guide, and fou...