Pioneer avic-d1 Service Manual page 212

1
2. Data Communication (Short Circuit) check (Not for service)
A
B
• SIO connection short is checked.
• Loop back check is performed on 5CH and 7CH.
• 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.
3. Data Communication (Open Circuit) check (Not for service)
C
D
• 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.
E
F
212
1
2
2. Data Communication (Short Circuit) check
Serial I/O #5(for Extension)
Serial I/O #7(for Debug)
[joy stick down] It progresses to the next inspection.
3. 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-D1/UC
2
3
OK
OK
OK
OK
3
4
4