Table of Contents
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4. IR Board trouble shooting flowchart
LED OK?
Yes
IR OK?
5. Keypad trouble shooting flowchart
Keypad OK?
6. Side AV trouble shooting flowchart
Image OK?
Yes
Composite OK?
Yes
S-Video OK?
Yes
Headphone OK?
No
3. Check LED1,R8,R9
4. Check R6,R7
No
1. Check J2 pin 10 ,+5VS
2. U2 is OK ??
No
1. Check J2
2. Check L2 (+3.3V), R3,R4
No
1. Check J2
No
1. Check J1, L8,C7,C8
No
1. Check J1,L1,L2,L3
No
1. Check J3
2. Check L7,L6,L4
102
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