Clarion NZ501E, Руководство по обслуживанию

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NZ501E
NZ501E NZ501E
NZ501E REPAIR
REPAIR REPAIR
REPAIR INSTRUCTION
INSTRUCTION INSTRUCTION
INSTRUCTION
NO. Defect item Defect description Reason Analysis and Countermeasure Remark
12
Can not read the disk
Confirm whether the protected solder point is cleaned up or not?
Check the connection of 52PIN flexible wire
DVD Mechanism defect
Check whether the MPEG IC works normally or not.
14
Can not read the
IPOD/USB
Check the connectiong of usb is ok or not.
Check the power supply(5V) of USB is ok or not.
Check the reset circuit of IPOD works normally or not.
Check whether the PRIMA work normally or not.
15 Navi can't work
normally.
Check the crystal oscillator Y1 and Y2 works normally.
Check the powr supply of PRIMA is ok or not.
Check the uart communication works normally or not.
Check the video and audio signals are ok or not.
16 Bluetooth can't
connect.
Check the bluetooth antenna is connected ok or not.
Check the power supply of bluetooth is ok or not.
Check the bluetooth communication is correct or not.
Check the bluetooth phone is supported or not.
17 No output under
bluetooth mode
Check the bluetooth module work correctly or not.
Check the IC18 work correctly or not.
Check the bluetooth phone work correctly or not.
18 There is no or small
output of the MIC.
Check MIC wire whether there is the false soldering or reverse soldering.
Check the MIC is ok or not.
Check the bluetooth module work correctly or not.