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ORTHORALIX 9200
Service Manual
3.10.TUBEHEAD
The position of the tubehead is detected by two optoswitches
(S19 for the teleradiographic position and S20 for the panoramic/
transcan position) as listed in the table below:
S
1
9
S
2
0
C
O
F
F
O
N
T
P
a
t / n
O
N
O
F
F
T
u
b
O
N
O
N
O
F
F
O
F
F
This alarm is generated when the position of the tubehead is not
congruent with the position of the collimator.
When the correct position is reached, the alarm is automatically
reset.
If the alarm is always present:
(1)
one of the tubehead optoswitches S19 or S20 is damaged
(see principle diagram Z1-10)
(2)
wiring between the optoswitches S19 - S20 and the
converter board damaged (see principle diagram Z1-10)
(3)
PQ1 converter board damaged.
W
I
t f
e h
o c
n
e v
t r
r e
b
o
a
d r
P
Q
1
p
o r
g
a r
m
s
T
b u
e
a c
b i l
a r
o i t
n
a
(
e s
e
t
e h
e r
e l
a v
n
p t
a
a r
g
a r
p
s h
DENTSPLY Gendex
O
N
D
T I
O I
N
M
E
S
S
u
b
e
h
e
a
d
n i
N
o
n
c s
a
n
p
o
t i s
o i
n
e
h
e
a
d
n i
C
e
p
h
N
o
n
p
o
t i s
o i
n
-
O
p
o t
s
w
u t
b
e
h
e
a
-
T
u
b
e
h
A
R
N
N I
G
e n
e
s d
o t
b
e
e r
p
a l
e c
d
t ,
e h
d n
V
t f
b u
e
e
d
i t i
g n
m
s u
b t
e
p
e
f o
h t
s i
s
c e
o i t
f n
r o
m
o
e r
f n i
r o
m
3.11. OPTOSWITCHES COLLIMATOR FAIL
Three optoswitches (S21, S22 and S30) are mounted on the
collimator to detect the different positions selected, as listed in the
table below:
S
2
1
A
G
E
O
N
e
O
N
O
N
e
O
N
i
c t
h
e
s
O
F
F
d
a f
l i
O
F
F
e
a
d
O
F
F
O
F
F
The alarm appears on the display when one of the following
conditions is detected:
(1)
S21 or S22 or S30 damaged
(2)
wiring of the connector X50(collimator)-X45(converter
board PQ1) damaged
(3)
converter board PQ1 damaged.
f
h t
e
c
o
n
e v
p
o r
g
a r
m
s
T
e s
i v r
e c
s (
e
e
h t
e
e r
e l
f r
r o
m
e
d
a
o i t
. ) n
To reset the alarm, switch the system OFF and then ON again.
(03.0)E
S
2
2
S
3
0
M
E
S
S
O
p
o t
s
w
i
O
N
O
N
O
p
o t
s
w
i
O
N
O
F
F
O
p
o t
s
w
i
O
F
F
O
N
O
F
F
O
F
F
C
o
i l l
m
t a
r o
O
N
O
N
C
o
i l l
m
t a
r o
O
N
O
F
F
C
o
i l l
m
t a
r o
O
F
F
O
N
O
p
o t
s
w
i
O
F
F
O
F
F
C
o
i l l
m
t a
r o
W
A
R
N
N I
G
t r
r e
b
o
a
d r
P
Q
1
n
e
e
d
s
o t
b
u
b
e
c
i l a
r b
t a
o i
n
a
n
d
f V
u t
b
e
e
d
a v
t n
p
a
a r
g
a r
p
s h
f o
h t
s i
s
e
t c
o i
Section F
A
G
E
C /
O
N
D
T I
O I
N
c t
h
e
s
c
o
i l l
m
t a
r o
a f
l i
c t
h
e
s
c
o
i l l
m
t a
r o
a f
l i
c t
h
e
s
c
o
i l l
m
t a
r o
a f
l i
n i
C
e
p
h
p
o
t i s
o i
n
n i
P
a
n
p
o
t i s
o i
n
n i
T
c s
a
n
p
o
t i s
o i
n
c t
h
e
s
c
o
i l l
m
t a
r o
a f
l i
e
e r
p
a l
c
e
, d
h t
e
s
e
v r
c i
e
t i
n i
g
m
u
t s
b
e
p
e
f r
r o
m
e
d
f n
r o
m
o
e r
f n i
r o
m
t a
o i
n
. )
F-5
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