Sirona ORTHOPHOS XG 3 DS, Service Manual

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59 38 399 D3352
D3352.076.01.13.02
07.2008
2 – 59
Tab 2 2.5 List of error messages
2.5
z
Check complete mechanics/spindle of motor
M91_3 for smooth and easy running,
replace if necessary
z
Replace board DX91
6-34
E5 91 16 Motor control timeout (M91_2/3)
z
Replace board DX91
6-59
E5 91 20 Sensor drive malfunction during oper-
ation
z
Allow unit to cool down.
If the error occurs again...
z
Check complete mechanics/spindle of motor
M91_3 for smooth and easy running,
replace if necessary
z
Check light barrier V91_2,
3-15
E5 91 21 Sensor drive, opposite light barrier
reached prematurely
replace if necessary
6-49
z
Check cable to light barrier (L21/L24),
replace if necessary
6-49
z
Check board DX91,
3-12
replace if necessary
6-59
z
Please contact the Sirona Customer Service
Center (CSC) to find out whether a bugfix by
means of a software update is possible and per-
form such an update if necessary.
1-22
E5 91 22 Sensor drive timeout
z
Check motor M91_3 incl. cable and connector,
replace if necessary
z
Check cable to light barrier (L21/L24),
replace if necessary
6-49
E5 91 30 Secondary diaphragm drive malfunc-
tion during operation
z
Allow unit to cool down.
If the error occurs again...
z
Check motor M91_2 incl. cable and connector,
replace if necessary
z
Check cable to light barrier (L21/L24),
replace if necessary
6-49
E5 91 31 Secondary diaphragm drive, opposite
light barrier reached prematurely
z
Check light barrier V91_2,
3-15
replace if necessary
6-49
z
Check cable to light barrier (L21/L24),
replace if necessary
6-49
z
Check board DX91,
3-12
replace if necessary
6-59
z
Please contact the Sirona Customer Service
Center (CSC) to find out whether a bugfix by
means of a software update is possible and per-
form such an update if necessary.
1-22
Error code Description Actions required see page