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SECTION 6
.
Check P401 DY connector
Horizontal Line (No
Vertical output)
Check I310, short?
Check S.M.P.S. DC
output.
I310 Pin1,Pin7
Input proper ?
Are there output
at pin 3,5 of
I301 ?
Check I301 AND
Peripheral CKT
YES
NO
NO
NO
Pin 2 of I310 = 15 V approx.
Pin4 of I310 = -15 V approx
YES
ViewSonic Corporation
33
Confidential – Do Not Copy
A
9
0f+-1
Содержание A90f+ 1
Страница 57: ...12 PCB Layout ViewSonic Corporation 54 Confidential Do Not Copy A90f 1...
Страница 58: ...VIDEO PWB 0414 ViewSonic Corporation 55 Confidential Do Not Copy A90f 1...
Страница 59: ...KEY CONTROL PWB 0488 ViewSonic Corporation 56 Confidential Do Not Copy A90f 1...
Страница 60: ...MAIN BOARD 13 Schematic Diagrams ViewSonic Corporation 57 Confidential Do Not Copy A90f 1...
Страница 61: ...VIDEO ViewSonic Corporation 58 Confidential Do Not Copy A90f 1...
Страница 62: ...KEY CORTROL ViewSonic Corporation 59 Confidential Do Not Copy A90f 1...
Страница 63: ...POWER SUPPLY CKT ViewSonic Corporation 60 Confidential Do Not Copy A90f 1...
Страница 64: ...MCU CONTROL CKT ViewSonic Corporation 61 Confidential Do Not Copy A90f 1...
Страница 65: ...Time Base DeflectionCKT ViewSonic Corporation 62 Confidential Do Not Copy A90f 1...
Страница 66: ...H V DYNAMIC FOCUS CKT ViewSonic Corporation 63 Confidential Do Not Copy A90f 1...
Страница 67: ...14 Exploded Diagram ViewSonic Corporation 64 Confidential Do Not Copy A90f 1...