LELY DISCOVERY 90 S, Operator'S Manual

Page: 122 / 138

5.4002.8501.0
B
8-10 Troubleshooting
Alarm code and message Description / cause Recovery procedure
54 CLOCK ERROR
The 24 hours clock is not
correct
-> adjust the time!!
•
Internal clock is not set. 1. Make sure the real-time clock is set
in the correct 24 hour format (see
Set the Real-Time Clock on page 7-
1).
2. Make sure all start and end times in
the time path are entered in the
correct 24 hour format.
3. Correct the clock or the start and
end times if necessary.
55 BACKUP ERROR2
• No backup on the
Smartphone. 1. Make a Backup.
56 Short-circuit brush
motors!
1. Call your local Lely service provider.
57 GYRO_SPI
1. Call your local Lely service provider.
58 GYRO_I_INSTAB
1. Call your local Lely service provider.
59 GYRO_TIMEOUT
1. Call your local Lely service provider.
60, 61 - 64 GYRO_BIAS 1
2 - 5.
1. Call your local Lely service provider.
65 Gyroscope type does not
match output signal!!
Reset PCB
1. Switch OFF the Machine (see page
5-4) and wait at least 10 seconds.
2. Switch ON the Machine (see page 5-
4).
3. If the problem remains, call your
local Lely service provider.
66 Gyro heater current is
not 0!
1. Call your local Lely service provider.
70 DIS_OFF_RANGE
Discovery lost -> searching
bump point
Slip: reduce
- wall bump force
- motor power
• No bump point detected
after expected bump point. 1. Wait for the machine to correct
itself.
73 NO_ULTRASIGN
No ultrasound signal:
- dirt on sensor
- dirt sensing wheel
- no object
•
Appears when alarm 12 is
not resolved. 1. Clean the Ultrasonic Sensor (see
page 6-4).
2. Clean the Sensing Wheel (see page
6-5).
3. Make sure an object is within 2.5 m
(8.2 ft).
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