4. TROUBLE SHOOTING
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Only for training and service purposes
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START
Check
the each voltage Level of
TP1(1.8V), TP2(2.8V),
is right ?
Check the state of
U101 (MT6255)
Yes
Camera working well !
No
Is state of the camera
Module correct?
Replace the Camera
No
Check the Waveform of
I2C_CLK, I2C_DATA ?
Re-download & Check
the state of U101
No
Yes
Check the Waveform of
CAM_MCLK(24MHz) ?
Yes
Yes
Re-download & Check
the state of U101
No
Check the Waveform
Of Data pins
Yes
Re-download & Check
the state of U101
No
Check the Waveform of filter ?
Yes
Re-download & Check
the state of U101
No
Does Camera work properly ?
Yes
Replace the Camera or Change the board
No