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D. Other Defect:
01.
No sound when press the key.
I.
Make sure the setting is correct. ( enable )
II.
Make sure the function of speaker and BGA with good soldering.
III.
Make sure the peripheral components of BGA are in good condition.
02.
Can’t record
I.
Check the MIC function.
II.
Check the BGA with good soldering.
03.
Cannot read / write from SD card.
I.
Check function of SD card.
II.
Check the SD slot socket with good soldering.
III.
Check the soldering of SD slot socket circuit.
Summary of Contents for DC C850
Page 11: ...1 b Remove the back cover 1 c Remove the front cover ...
Page 14: ...2 c Disassemble Strobe flash board Remove mylar Unscrew the screws ...
Page 16: ...2 e Disassemble the Lens assembly and battery cover Unscrew the screws ...
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Page 27: ... FW version Fig 5 Fig 6 Fig 7 Fig 8 Fig 9 Fig 10 ...
