Samsung SGH-E770 - Camera Troubleshooting

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SGH-E770 Flow Chart of Troubleshooting
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2-13
2-1-6. Camera Part
Camera function does not work
Check the connect HDC503?
NO
Connect the HDC503
Pin #5 of U302= 1.8V?
NO
NO
Pin#3ofOSC400is27MHz?
NO
Pin#4ofU305=2.8V?
END
YES
YES
YES
YES
Is that clock signal at the
pin #26 of HDC503?
NO
Pin#1ofU305=High?
YES
Check the U302&L302
Check
UCP201
NO
NO
Pin#44 of HDC503 is High?
Check
UCP401
Replace OSC400
and check UCP201
YES