Sirona ORTHOPHOS SL 2D Service Manual page 136

5 Messages
5.4 List of error messages
Error code Description
E6 91 06 Module failed in TTP (detected on
master side)
TTP = Time Trigger Protocol
Error code Description
E6 91 07 TTP timeout error (detected on
slave side).
The module was temporarily not
addressed by the master:
Undervoltage on the master side
Procedure error in the software
Master (DX11) receives no return
commanding from the module
This error may also occur in
connection with other causal error
messages! Please also observe the
causal error message! It appears
only after you acknowledge the first
error message.
TTP = Time Trigger Protocol
Error code Description
E6 91 08 General fault detected locally on
module (slave side). CAN controller
being reinitialized.
Error code Description
E7 91 12 Unit is not ready for operation
136
Actions required
E6 91 06
● Check the CAN bus.
● Replace board DX91.
● Please contact the Sirona Customer
Service Center (CSC) to find out whether
a bug fix by means of a software update is
possible and perform such an update if
necessary.
Actions required
E6 91 07
● Check the CAN bus.
● Check power supply of board DX11;
measuring point 3.3 V on board DX1 (see
wiring diagrams).
If 3.3 V present...
● Replace board DX11.
If 3.3 V not present...
● Replace board DX1.
Actions required
E6 91 08
● Check the CAN bus.
● Check software versions on the info
screen or by running service routine
S008.2, perform software update if
necessary.
● Replace board DX91.
● Please contact the Sirona Customer
Service Center (CSC) to find out whether
a bug fix by means of a software update is
possible and perform such an update if
necessary.
Actions required
E7 91 12
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.
Sirona Dental Systems GmbH
Service Manual ORTHOPHOS SL
see
S. [ → 141],
S. [ → 396],
S. [ → 68]
see
S. [ → 141]
S. [ → 397]
S. [ → 396]
see
S. [ → 141],
S. [ → 267],
S. [ → 395],
S. [ → 68]
see
64 95 258 D3632
D3632.076.01.03.02 09.2016