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
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VP231wb
34
Содержание VP231WB - 23" LCD Monitor
Страница 26: ...6 0 Click Gprobe 4 Gprobe ViewSonic Corporation Confidential Do Not Copy VP231wb 23 ...
Страница 28: ...8 0 Confirm connection setup ViewSonic Corporation Confidential Do Not Copy VP231wb 25 ...
Страница 29: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 26 ...
Страница 30: ...8 1 Open BATCH file in Gprobe 4 ViewSonic Corporation Confidential Do Not Copy VP231wb 27 ...
Страница 31: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 28 ...
Страница 32: ...9 0 Open VP231BATCH ViewSonic Corporation Confidential Do Not Copy VP231wb 29 ...
Страница 33: ...10 0 Key in BATCH VP231BATCH TXT ViewSonic Corporation Confidential Do Not Copy VP231wb 30 ...
Страница 55: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 8 2 Disassembly of Front Cover Module and LCD Panel 52 ...
Страница 56: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 8 3 Disassembly of Mechanical Back Cabinet 53 ...
Страница 57: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 8 4 Disassembly of Mechanical Stand 54 ...
Страница 58: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 55 ...
Страница 59: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 9 Block Diagram 56 ...
Страница 60: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 10 Schematic Diagrams 57 ...
Страница 61: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 58 ...
Страница 62: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 59 ...
Страница 63: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 60 ...
Страница 64: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 61 ...
Страница 65: ...ViewSonic Corporation Confidential Do Not Copy VP231wb 62 ...