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Section F
3.12.OPTOSWITCHES TUBEHEAD FAIL
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
O
F
F
O
N
T
u
b
P
a
n
T /
c s
O
N
O
F
F
T
u
b
e
h
p
O
N
O
N
O
F
F
O
F
F
The alarm appears on the display when one of the following
conditions is detected:
(1)
S19 or S20 damaged
(2)
wiring of the connector X47(converter board PQ1-S19)
damaged
(3)
wiring of the connector X46(converter board PQ1-S20)
damaged
(4)
converter board PQ1 damaged.
W
f I
h t
e
c
o
n
v
e
t r
r e
b
o
a
d r
P
Q
1
p
o r
g
a r
m
s
T
u
b
e
c
i l a
r b
t a
o i
n
a
n
s (
e
e
h t
e
e r
e l
a v
t n
p
a
a r
g
a r
p
s h
To reset the alarm, switch the system OFF and then ON again.
F-6
N
D
T I
O I
N
M
E
S
S
A
e
h
e
a
d
n i
N
o
n
e
a
n
p
o
t i s
o i
n
e
a
d
n i
C
e
p
h
N
o
n
e
o
t i s
o i
n
O
p
o t
s
w
i
c t
u t
b
e
h
e
a
T
u
b
e
h
e
A
R
N
N I
G
n
e
e
d
s
o t
b
e
e r
p
a l
c
e
, d
h t
e
s
d
f V
u t
b
e
e
d
t i
n i
g
m
u
t s
b
e
p
e
f r
f o
h t
s i
s
e
t c
o i
n
f
r o
m
o
e r
i
f n
r o
m
3.13. SECONDARY SLIDER
Two optoswitches (S31 and S32) are mounted on the panoramic
cassette carriage to detect the position of the secondary slit,
panoramic or transcan, as listed in the table below:
G
E
S
3
1
S
3
O
N
O
F
O
F
F
O
N
O
N
O
N
h
w
e
s
d
a f
l i
O
F
F
O
F
a
d
O
F
F
O
N
O
N
O
F
The alarm appears on the display when one of the following
conditions is detected:
(1)
S31 or S32 damaged
(2)
wiring between S31 and AEC control board PA5 (X81)
damaged
(3)
wiring between S32 and AEC control board PA5 (X82)
damaged
(4)
PA5 board damaged
(5)
wiring between PA5 board (X83) and PQ1 converter board
e
v r
c i
e
(X50) damaged
r o
m
e
d
t a
o i
n
. )
(6)
PQ1 converter board damaged.
T
h
e
P
A
5
b
o
m
o
n u
e t
d
n i
t
f I
o
e n
r o
b
o
h t
t
e h
P
A
5
b
o
r a
d
s i
a
b
e l
, d
b
t u
e
p x
o
u s
e r
p
a
e s
i v r
e c
p
o r
g
To reset the alarm it is necessary to switch OFF and then ON the
system.
f I
h t
e
c
o
n
e v
p
o r
g
a r
m
s
T
u
s (
e
e
h t
e
e r
e l
(03.0)E
ORTHORALIX 9200
2
C
O
N
D
T I
O I
N
F
S
e
c
o
n
d
a
y r
s
t i l
p
a
n
p
o
t i s
o i
n
S
e
c
o
n
d
a
y r
i l s
t t
c s
a
n
p
o
t i s
o i
n
E
r r
r o
c
o
n
d
t i
o i
n
F
T
a r
n
t i s
o i
n
f
o r
m
p
a
n
o t
t
c s
a
n
r o
v
c i
e
e v
s r
a
E
r r
r o
c
o
n
d
t i
o i
n
F
E
r r
r o
c
o
n
d
t i
o i
n
N
O
T
E
a
d r
c
o
t n
o r
l l
n i
g
h t
e
w t
o
o
p
e h
p
a
o n
a r
m
c i
c
s a
e s
e t t
s a
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m
o
t p
s o
w
t i
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a
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m
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e
d
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, d
o s
t
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e h
l a
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p
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e
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s y
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c
a
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s u
e
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; s
e s
e
t
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p x
a l
a n
o i t
n
a r
m
s
f
r o
m
o
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. s l
W
A
R
N
N I
G
t r
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b
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a
d r
P
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1
n
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d
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o t
b
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b
e
c
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a
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d
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b
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e
d
a v
t n
p
a
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p
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f o
h t
s i
s
e
t c
o i
DENTSPLY Gendex
Service Manual
M
E
S
S
A
G
E
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o
n
e
N
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n
e
S
e
c
o
n
d
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e
c
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d
a
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l s
d i
r e
S
e
c
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d
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S
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c
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b i
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b
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s r
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e h
A
E
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c n
o i t
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s i
s
e
e l
t c
n i
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m
a
n
u
a
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e
o
t f
e h
P
a
n
P
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5
m
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m
e
d
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f
r o
m
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f n i
r o
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t a
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. )
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