Pioneer AVIC-N2 Service Manual page 254

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6. Data Communication (Open Circuit) check (Not for service)
A
B
• SIO connection open is checked.
• Check is performed on 5CH and 7CH.
• Do not connect anything to the terminal. OK will be indicated under "open" condition.
• Wait screen is displayed until the checking is completed.
• When [RETURN] key on the remote controller is pressed while the inspection result is being displayed on the
screen, inspection will be performed once again.
• Only in the case of OK, you can move on to the next inspection by the [ ] key on the remote controller.
7. Natural Drawing & Rear View
C
D
• Natural image consisting of 256 colors will be drawn on the BG screen.
• ADPCM 1kHz sine wave at the sampling rate of 19kHz will be output for 30 seconds.
• Rear view image will be displayed on the right hand side of the screen.
• GUIDEON terminal will be set to H when entering the screen, and set to L when exiting the screen.
• Volume level can be changed by the [ ] and [ ] keys on the remote controller. (0 to 9)
[JPEG file name: ZHITO1.JPEG]
[Voice file name: A19K01KS.WAV]
• You can move on to the next inspection by the [ ] key on the remote controller.
E
F
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6. Data Communication (Open Circuit) check
Serial I/O #5(for Extension)
Serial I/O #7(for Debug)
[joy stick down] It progresses to the next inspection.
AVIC-N2/XU/UC
2
3
OK
OK
3
4
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