Telematics System

AV CONTROL UNIT

Fail-safe

When a malfunction occurs within the system, the AV control unit outputs a message on the display, and it restricts the AV control unit functions.

FAIL-SAFE CONDITIONS

SD card not inserted, SD card malfunction, internal malfunction of navigation, etc.
Display Indication
- When the system is in the fail-safe status at the start of the AV control unit, an error message is shown on the display.
- When the system is in the fail-safe status after the start of the AV control unit, an error message is not shown on the display. The MULTI AV system may be rebooted in the fail-safe state. If the fail-safe state is maintained after the system is rebooted, an applicable message is shown.






CONTROL

When the system is in the fail-safe status at or after start of the AV control unit, the following functions are restricted.






CANCELLATION CONDITIONS

The fail-safe status is canceled under the following conditions, and then the system returns to the normal mode.
- When the SD card is not inserted, the SD card is inserted and the power of the AV control unit is turned ON
again.
- When the SD card is not functional at the start of navigation due to a malfunction of the SD card, a normal
SD card is inserted and the power of the AV control unit is turned ON again.