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Flow Chart of Troubleshooting
10-18
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10-1-8. Camera part
Camera function does not work
Is the connect HDC301 ok?
NO
Connect the HDC301
Pin #3 of Q 400 = 1.5V?
NO
NO
Pin#3ofOSC401is24MHz?
NO
Pin #3 of Q 403 = 2.8V?
END
YES
YES
YES
YES
Is that clock signal at the
pin #23 of HDC301?
NO
Pin #1 of Q403 = High?
Check
Q401
NO
NO
Pin#24 of HDC301 is High?
Check
U400
Replace OSC401
and check U400
YES
C452 IS HIGH?
NO
Check U400
YES
Pin #1 of Q400 IS HIGH?
NO
YES
Check
Q400
Check Bat.
Check Bat.
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