Pioneer AVIC S1 - Automotive GPS Receiver Operation Manual page 99

7. Back Signal
When the shift lever is shifted to "R", the signal switches to "High" or "Low". Check
that it is properly displayed when the selector lever is shifted with the brake pedal
depressed if the reversegear signal input lead (see "Installation Manual") is connected.
8. CUE UNIT
This indicates whether the Unit for information services (CUE) is connected properly.
If "No Good" is displayed check the connection status of CUE unit. For details of
CUE, see "Using CUE Information" on page 80.
2 Push the BACK button.
The previous screen appears.
97