![background image](http://html.mh-extra.com/html/viewsonic/vlcds26064-2w/vlcds26064-2w_service-manual_1021326041.webp)
6.2 No display on screen (Screen is black, LED is off).
AC power on and DC power on
Check that C265 positive is at 18V
LED is light or not?
Follow item 6.1
Q258, D252, L263, L254
Check C276 pin8 is 18V
Q251, Q262 failure
Inverter failure
Yes
Yes
Yes
Yes
No
No
No
38
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VP201b/s-1
Summary of Contents for VLCDS26064-2W
Page 26: ...5 3 6 Click Gprobe 4 23 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 27: ...24 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 31: ...Connect to D Sub Signal cable 28 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 34: ...31 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 35: ...5 3 9 Open VP2000BATCH 32 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 37: ...5 3 11 Press Enter key 34 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 63: ...60 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 9 Block Diagram ...
Page 65: ...Main Board 62 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 66: ...Main Board 63 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 67: ...Main Key Board 64 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 68: ...DVI Board 65 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 69: ...Power Board 66 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 70: ...Inverter Board 67 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 72: ...Main Board Bottom 69 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 73: ...Power Board 70 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 74: ...Power Board Bottom 71 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 75: ...72 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 Inverter Board ...
Page 76: ...73 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 Inverter Board Bottom ...