Sirona galileos, Service Manual, Page: 117 / 388

61 25 665 D3437
D3437
.
076.01.15
.
02 06.2012 117
Sirona Dental Systems GmbH 5 Messages
Service Manual GALILEOS 5.5 List of error messages
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E6 71 12
E6 71 20
E6 71 21
Error code Description Actions required see
E7 71 12 Unit is not ready for operation ● Check the CAN bus.
This error is a sequential fault.
● Restart the unit:
1. Switch off the unit.
2. Wait 1 minute.
3. Switch unit on.
4. Repeat procedure and observe causal
error messages.
S. [ → 128]
Error code Description Actions required see
E6 71 20 Contact to DX11 interrupted during
operation.
● Note error message on remote control
(DX42) and check log memory (via
extended details).
● Check the CAN bus.
● Check cable L9, replace if necessary.
S. [ → 125],
S. [ → 128],
S. [ → 141],
S. [ → 362]
Error code Description Actions required see
E7 71 21 No CAN bus connection. DX11 does
not start.
Occurs in the start screen after
power-on.
● Start the detail query via SiXABCon. S.
If board DX11 responds ...
● Check the signal path to DX71, repair or
replace cables/connectors if necessary.
● Replace board DX1.
S. [ → 362],
S. [ → 343]
If board DX11 does not respond ...
● Replace board DX11.
S. [ → 343]