![Dell 1907FPf Service Manual Download Page 39](http://html.mh-extra.com/html/dell/1907fpf/1907fpf_service-manual_83343039.webp)
Service Manual
38
3. Power LED Amber
Is Power LED Amber?
Do the Hsync. & Vsync. Signals exist
in CN301 #13& #14 separately?
Do the Hsync. & Vsync. Signals exist
in R310 & R311?
Do the Hsync. & Vsync. Signals exist
in U401 #89 & #90?
Is the frequency 14.318MHz at #109
of U401?
Change U401
END
Insert VGA Cable correctly
Check R310 & R311
Change R310 & R311
Change X401
NO
NO
NO
NO
YES
YES
YES
YES
YES
Summary of Contents for 1907FPf
Page 1: ...Service Manual 0 Service Manual LCD Monitor 1907FPf ...
Page 55: ...Service Manual 54 ...
Page 56: ...Service Manual 55 Attachment 2 Schematic ...
Page 57: ...Service Manual 56 ...
Page 58: ...Service Manual 57 ...
Page 59: ...Service Manual 58 ...
Page 60: ...Service Manual 59 ...
Page 61: ...Service Manual 60 ...
Page 62: ...Service Manual 61 ...
Page 63: ...Service Manual 62 ...
Page 64: ...Service Manual 63 ...
Page 65: ...Service Manual 64 ...
Page 66: ...Service Manual 65 ...
Page 67: ...Service Manual 66 ...
Page 68: ...Service Manual 67 ...
Page 69: ...Service Manual 68 ...
Page 70: ...Service Manual 69 ...
Page 71: ...Service Manual 70 Attachment 3 PCB Layout Interface Board ...
Page 72: ...Service Manual 71 ...
Page 73: ...Service Manual 72 Power Inverter Board ...
Page 74: ...Service Manual 73 Keypad Board ...
Page 75: ...Service Manual 74 ...
Page 76: ...Service Manual 75 USB Control Board ...
Page 77: ...Service Manual 76 Inverter Control Board ...
Page 78: ...Service Manual 77 Power Control Board ...
Page 79: ...Service Manual 78 ...
Page 80: ...Service Manual 79 ...