HW: Hardware issue, SW: Software issue

No.Symptom CauseSolution
1

Both the Smart Operation Panel and the blue LED on the operation panel do not turn on.

HWThe Smart Operation Panel cannot be supplied with electrical power.
  1. Reconnect the USB cable between the BICU and the Smart Operation Panel.
  2. Replace the USB cable.
  3. Replace the main controller board.
  4. Replace the BICU.
2

The Smart Operation Panel does not turn on, but the blue LED on the operation panel turns on.

HWThe Smart Operation Panel can be supplied with electrical power (blue LED lamp), but nothing can be displayed on the LCD.
  1. Reconnect the LCD I/F cable.
  2. Replace the LCD.
  3. Replace the main controller board.
  4. Replace the LCD I/F cable.
3

A splash (blue) screen or  “Please wait” message stays on the display.

SW

HW

The Smart Operation Panel and LCD can be supplied with electrical power, but software issues occur during the boot-up sequence.
Firmware or eMMC data on the Board is defective.
  1. Update the Cheetah System firmware in recovery mode.
  2. Do a factory reset.
  3. Replace the main controller board.