Oscilloscope Unaohm G4018
Hello There!
Has someone Service Manual for above mentioned oscilloscope and send me in PDF file (or similar). Schematic diagram will also help. Actually, I cannot adjust anymore "focus" and also "intensity" - became not adjustable. Instead sharp line on the screen I have "smear" line... Regards, Josip |
Oscilloscope Unaohm G4018
jkaltne1 wrote: Hello There! Has someone Service Manual for above mentioned oscilloscope and send me in PDF file (or similar). Schematic diagram will also help. Actually, I cannot adjust anymore "focus" and also "intensity" - became not adjustable. Instead sharp line on the screen I have "smear" line... Check the resistors in the path of those controls. They go up in resistance and cause that problem. If they are OK, the CRT may be failing. -- http://improve-usenet.org/index.html Goggle Groups, and Web TV users must request to be white listed, or I will not see your messages. If you have broadband, your ISP may have a NNTP news server included in your account: http://www.usenettools.net/ISP.htm |
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