BenQ DLP PROJECTOR PE8700 - Manual (Page 45)

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4. Connector board trouble shooting guide.
No
No
No
No
No
No
No
S-video is OK?
Composite is
OK?
Check L14,L17
Check U5
Check U10
Check L13
Check U5
Check U10
Component is
OK?
Check L15,L16,L18
Check U10
DVI- A is
OK?
Check L28,,L29,L31,L32,L33
Check U17
DVI-D (HDCP)is
OK?
Check U18 DDC
Check U17
BNC-PC is OK?
Check L2,L3,L4,L5,L6
Check U2,U3,U4
J6 12V output?
Check F1
Check Q2
Check L24
Check Q3
YPbPr is OK? Check L2,L3,L4
Check U2
Check U7