![background image](http://html1.mh-extra.com/html/viewsonic/ve510-1/ve510-1_service-manual_1021029040.webp)
Yes
Yes
Yes
No
Yes
No
No
No
T
ROUBLE OF
DC-DC C
ONVERTER
Start
Is U5 pin1
correct?
+5Vx correct?
VLCD correct?
3.3Vx correct?
The voltage is about + 12V
1. Check power adaptor
2. Check power cable
3. Check FUSE1
The voltage is about + 5.0V
1. Check U5 output
2. Check L17 frequency
The voltage is about +5.0V
Check C57 & pin 8 of U6
Check U11 output
END
ViewSonic Corporation
37
Confidential
-
-
Do
Not Copy
V
E510+-1
Summary of Contents for VE510+-1
Page 10: ...3 Disassembly Assembly Instructions ViewSonic Corporation 7 Confidential Do Not Copy VE510 1...
Page 11: ...ViewSonic Corporation 8 Confidential Do Not Copy VE510 1...
Page 27: ...FIG3 8 Mascot function block ViewSonic Corporation 24 Confidential Do Not Copy VE510 1...
Page 30: ...FIG4 2 MPU Control Block ViewSonic Corporation 27 Confidential Do Not Copy VE510 1...
Page 43: ...ViewSonic Corporation ViewSonic Corporation 40 Confidential Do Not Copy VE510 1...
Page 44: ...ViewSonic Corporation ViewSonic Corporation 41 Confidential Do Not Copy VE510 1...
Page 45: ...ViewSonic Corporation ViewSonic Corporation 42 Confidential Do Not Copy VE510 1...
Page 46: ...8 PCB Layout ViewSonic Corporation 43 Confidential Do Not Copy VE510 1...
Page 47: ...ViewSonic Corporation 44 Confidential Do Not Copy VE510 1...