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Flow Chart of Troubleshooting
7-20
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7-1-6. SD-Card Working
Insert SD-Card &
Operate SD-Card
Check CD702
& it's
neighboring circuits
NO
YES
NG
12pin in CD702
= High
4pin in U410
= High
Change CD702
NO
YES
Break a CD702?
YES
1pin in U410
= High
Check
CD702
&
R746
NO
Change PBA
NO
YES
Change U410