Causes: Sensor trouble Tray trouble Defective connection or disconnection between the PWB and the motor. Desk control PWB trouble Lift-up motor trouble
Remedy: Use SIM4-2 to check the upper limit sensor detection. Use SIM4-3 to check the lift-up motor operation.
Code: U6-03
Description: Desk No. 3 tray/LCC2 lift-up trouble
Causes: Sensor trouble Tray trouble Defective connection or disconnection between the PWB and the motor. Desk control PWB trouble Lift-up motor trouble
Remedy: Use SIM4-2 to check the upper limit sensor detection. Use SIM4-3 to check the lift-up motor operation.
Code: U6-10
Description: Desk/LCC transport motor trouble Desk/LCC transport motor operation trouble
Causes: Motor lock Drive abnormality Defective connection or disconnection between the PWB and the motor. Motor rpm abnormality Overcurrent to the motor Desk control PWB trouble
Remedy: Use SIM4-3 to check the transport motor operation.
Code: U7-00
Description: RIC communication trouble RIC communication trouble Communication cable test error after turning on the power or exiting SIM.
Causes: Disconnection of connector and harness RTC control PWB trouble Control PWB (ICU) trouble Noise or interference
Remedy: Canceled by turning OFF/ON the power. Check connector and harness in the communication line.