![background image](http://html1.mh-extra.com/html/viewsonic/va721-2/va721-2_service-manual_1020970046.webp)
Note :
(1)
Disable the “ Enter ISP Mode ” option to avoid the error message display
(2)
If you using the MTV312M64 or before MCU serials , the MCU will always in “ ISP Mode “ even
Programming fail or erase MCU that instead of select or press “ Reset MCU “
ViewSonic Corporation
Confidential - Do Not Copy
VA721-2
43
Содержание VA721-2
Страница 34: ...Pattern 5 Pattern6 Pattern 7 Pattern 8 Pattern 9 ViewSonic Corporation Confidential Do Not Copy VA721 2 31...
Страница 36: ...7 Appendix A How to install the software for ISP ViewSonic Corporation Confidential Do Not Copy VA721 2 33...
Страница 51: ...1 No Power 6 Troubleshooting Flow Chart ViewSonic Corporation Confidential Do Not Copy VA721 2 48...
Страница 52: ...2 No Characters Missing Color 3 Always show NO SIGNEL ViewSonic Corporation Confidential Do Not Copy VA721 2 49...
Страница 59: ...8 Exploded Diagram And Spare Parts List ViewSonic Corporation Confidential Do Not Copy VA721 2 56...
Страница 65: ...12V MC34063 MC34063 AIC1739 2 Power 12V 5V 2 5V 3 3V ViewSonic Corporation Confidential Do Not Copy VA721 2 62...
Страница 72: ...11 PCB Layout Diagrams Main board Control board ViewSonic Corporation Confidential Do Not Copy VA721 2 69...