Gendex ORTHORALIX 9200 Service Manual page 115

ORTHORALIX 9200 Service Manual
5.
from the old PC1 board remove:
to enable the TSCAN option the other one to enable the
DMF (dento maxillo facial option).
6.
replace the EEPROM D38 on the new PC1 with the one re-
moved from the old PC1.
7.
take the two integrated circuits D33 and D37 previously re-
moved from the old PC1 and mount them on the new PC1
into the sockets D33 and D37 indifferently.
8.
mount the new PC1 on the metallic plate by means of the
five screws.
9.
restore all the connections to the new PC1.
B) For Orthoralix 9200 DDE/Ceph
To replace the PC1 control board, proceed as follows:
1.
remove the mirror panel (a) by unscrewing the two Allen
screws (b).
2.
disconnect the connector X31 from the PC1 board.
3.
disconnect all the connectors from the PA7 board.
Pay attention to do not damage the connectors and the
wiring.
4.
disconnect all the others connectors from the PC1 board.
Gendex Dental Systems 4519-190-71193-7
F-46
Printed on: 20 Apr 2012, 04:59:40 pm; Printed by: UWE.ZELLER
5.
remove the PC1 board (c) by unscrewing the five screws (d);
remove the PA7 board from the PC1 board by unscrewing
the three screws.
6.
from the old PC1 board remove:
to enable the TSCAN option the other one to enable the
DMF (dento maxillo facial option).
D2 8
D2 9
D3 0
D3 2
RR1
C1 24
D3 4
D3 5
D3 6
D33
RR2
C1 33
R1 27 R1 28
R1 29 R1 30
D37
RR3 RR4
C1 44
D4 4
D4 3
C1 49
RR7
RR6
D4 6
C1 54
RR8
X26
C1 53
X28
X27 X29
NEW
D31
PC1
R3 00
R1 22
R1 24
R1 23
D38
D3 9 D4 0 D4 1 D4 2
RR5
C1 52
R1 33
D45
D45
R1 38 R1 39
R1 40 R1 41
H5
X33
X31 X32
X30
(03.0)E