Gendex ORTHORALIX 9200 Service Manual page 86

F.3.39 PA5 board link failure
The host computer board PC1 has detected a protocol error in
the communication with the PA5 AEC control board.
Possible causes:
1.
host computer board PC1 damaged
2.
AEC control board PA5 damaged
3.
For ceph version: wiring between PC1(X28) and PA5 (X83)
damaged
4.
for panoramic version:
(X83) damaged
If the host computer PC1 needs to be replaced, re-
member to remove the EEPROM D38 from the old
board and mount it on the new one, otherwise all
the following parameters will be lost:
If you forget to do this, recover the information from
the System Configuration Chart (see Section C).
If the converter board PQ1 needs to be replaced,
the service programs Tube calibration and Vf tube
editing must be performed (see the relevant para-
graphs of this section for more information).
To reset the alarm it is necessary to switch OFF and then ON the
system.
This alarm can be generated by another condition: if in the Service
Programs PAN PA5 MENU or CEPH PA5 MENU the PA5 control
board is (are) enabled but it (they) is (are) not mounted, the alarm
is generated as soon as the system is switched on. This is not an
error condition, but a wrong setting of the system.
Also in this case, to reset the alarm it is necessary to switch OFF
and then ON the system.
Gendex Dental Systems 4519-190-71193-7
F-17
Printed on: 20 Apr 2012, 04:59:40 pm; Printed by: UWE.ZELLER
ORTHORALIX 9200 Service Manual
F.3.40 PH3 Ceph alarm
The host computer board PC1 has detected a protocol error in the
communication with the Ceph DMU interface board PH3.
Possible causes:
1.
Ceph DMU interface board PH3 damaged
2.
wiring between PH3 (X92) and PA7 (X15) damaged.
To reset the alarm it is necessary to switch OFF and then ON the
system.
F.3.41 PH3 Pan alarm
The host computer board PC1 has detected a protocol error in the
communication with the Pan DMU interface board PH3.
Possible causes:
1.
Pan DMU interface board PH3 damaged
2.
To reset the alarm it is necessary to switch OFF and then ON the
system.
F.3.42 PA7 Bridge alarm
The host computer board PC1 has detected a protocol error in
the communication with the Auxiliary board PA7.
Possible causes:
1.
Auxiliary board PA7 damaged
2.
wiring between PA7 (X10) and connector X34A damaged
3.
wiring between PC1 (X28) and connector X34B damaged.
the new PA7 by using the Service Programs (see
the relevant paragraphs of this section for more
information).
To reset the alarm it is necessary to switch OFF and then ON the
system.
(03.0)E