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Gx 770
User manual
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User Manual
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Gendex Gx 770 User manual

Download
Gx
770
intra-oral
installation/maintenance
manual
x-ray
system
|
GENDEX
MANUAL
AT
INSTALLATION
BE
RETAINED
SITE.
|
X-ray
equipment
The
instructions
read
and
dex
dealers
GX-770 The
unnecessary
can
tors sary
in
operation.
GX-770
provide
from
radiation.
may
cause
contained
when
operating
will
be
glad
to
provides a high
X-radiation.
complete
protection,
themselves
IMPORTANT!...
injury
if
used
improperly.
in
this
assist.
you
degree
no
nor
or
others
manual
the
of
protection
practical
GX-770.
in
placing
prevent
to
must
design
opera-
be
Gen-
the
from
X-RAY
PROTECTION
Itis
Important
ble
government provisions recommendations
Protection
dental Number 30175,
available.
against
that
you
radiation
of
these
and
Measurements.
X-ray
protection
35
available
Washington,
radiation
You
unnecessary
be
fully
acquainted
protection
regulations
the
are
published
from
NCRP
D.C.
20014.
monitoring
are
urged
X-radiation
with
regulations.
are
based
Council
Recommendations
Publication,
and
to
use exposure.
on
in
NCRP
protective
them
Many
on
the
Radiation
for
Report
P.O.
Box
devices
to
protect
GENDEX
This
direction
This
direction
through
Basic
service
CORPORATION
check-out,
also
6) data
information
adjustment
is
also
and
procedures
to
assemblers
certification
to
to
include
FOREWARD
for
installation
procedures.
be
basic
theory,
of
the
GX-770.
(Sections 2 through
for
scheduled
troubleshooting
and
The
installation
6)
maintenance.
parts.
(Sections 9 and
GX
data
(Sections
10)
770
3
Section
1
2
Step-by-step
3
4
Preinstallation This
information
installers
the
installation
preinstallation
remote
special Installation
mounting
Data
is
as
reference
site
preparation.
4X4
.......................
instructions
assembly,
paration
procedures.
Electrical
This
electrical
tion
check-out
tion
intervals System
providing
requirements
are
mount
Calibration
section
and
calibrations.
is
performed
procedure
and
also
as
and
completed.
and
special
provides
adjusting
at
periodic
requested
...............
for
mount
procedures.
for
data
to
completion
Includes
and
for
that
site
pre-
(power
..............
instructions
the
GX-770
This
calibra-
as
part
of
the
during
by
(1
the
installa-
year)
owner.
Checks
TABLE
check
of
and
for
......
OF
Page
1-1
CONTENTS
Section
6
Final
This final
Mechanical This
check and ease suspension
Remote
This assembly the
Electrical
This operation troubleshooting
10
This number components
section
Adjustments...........
section
and
adjust
in
positioning
and
Station
section
and
GX-770
Remote
Troubleshooting
section
section
of
the
identifies
of
major
and
...................
instructions
and
trimout
of
the
unit.
procedures
the
suspension
to
obtain
the
maximum
GX-770
tubehead.
Installation.........
instructions
wiring
connections
.........
information
GX-770
and
basic
information.
the
GX-770
other
service
parts.
Page
6-1
for
7-1
to
8-1
for
of
9-1
on.
To
check-out
tem
compliance
standards. for tenance.
5
Certification
This
the Product Government form.
following
This
section
Locator
and
test a GX-770
assembly,
with
performance
section
(1
year)
......................
provides
to
fill
cards
FD-2579
to
insure
also
is
used
scheduled
instructions
out
the
and
“Certification”
main-
GENDEX
the
US
sys-
5-1
for
GENDEX
CORPORATION
GX
770
The
purpose
information
SECTION
INTRODUCTION
of
this
for
the
Section GX-770
is
to
provide
Intra
Oral
1
—
preinstallation
X-ray
System.
PREINSTALLATION
CERTIFIED
COMPATIBILITY
The
GX-770
compatible
Tubehead Master
120V
60HZ
8"
focal
cone 12” focal
cone Remote
The
suspension
required
System
components,
Control
length
length
Station
to
be
consists
Model
46-404650G1
46-404600G1
46-404653G2
46-404653G1
46-404725G1
is
Model
certified.
COMPONENT
ofthe
manufactured
No.
No.
Label
back
bottom
around
around
left
side
46-404770G1
by
GENDEX.
Location
of
tubehead
base
base
and
certified,
is
not
F59829-174
The
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ACCESSORIES
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for
optional
Remote 4X4
Mount
Special
inch
8
inch
Cone
Special
Cable
Remote
Station
Kit
Cone
Length
Remote
Switch
Fixture
GENDEX
CORPORATION
GX
770
The
plan
below,
typical
indicated located this
12 line. A reference shown
A
1-2.
and
location
area
inch
(30.5
with
side
view
Dimensions
1-4.
with
by a dashed
are
reduced
cm)
respect
for
reach
and
8
Figure
the
within
by
cone
grid,
to
the
and
profiles
5
REACH
1-1,
shows
maximum
line. A patients
this
area.
about
is
used,
at 1 ft
suspension
are
4
The
four
as
shown
(30.5
shown
the
area
in.
(10
cm)
is
shown
3 2
top
view
of
coverage
head
may
dimensions
cm.)
when
by
the
solid
intervals,
center.
in
Figure
in
Figures
Reach
AND
of
a
be
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is
1-3
and
(Top
1
COVERAGE
The
handswitch
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position
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of
1
the Exposure
is
handswitch
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control
at
least 6 ft.
mustalso
tubehead.
Switch
2
3 4 5
can
to
allow
(1.83
be
outof
Use
to be
the
system
the
operator
meters)
of a Remote
can
the
from
path
also
6
with a coiled 12
feet
(3.66
to
reach
the
patient.
of
the
primary
Station
provide
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or
MAXIMUM
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GENDEX
CORPORATION
GX
770
The
basic
screws
requirements screws while hardware
Fixture might
For ware mount 400
in
the
or
are
three
due
be
encountered.
all
types
for
the
must
Ib.
(182
the
bolts
are
is
to
withstand a 100
bolts
and
GX-770
Fixture
placement
used
as
for
the
special
for
not
the
variety
of
wall
construction,
Master
MASTER
kg.)
or
screws.
Control
withdrawal
CONTROL
hardware
Master
are
and
well
the
for
the
with
of
mounting
See
WALL
TOP
VIEW
the
the
number
as
the
GX-770
4X4 the
the
with
suspension
Ib.
(45
kg.)
force
Figure
PLATE
NOTE:
SUPPORT
requirements
4X4
Mount
same.
Mount.
Special
They
of
Master
situations
mounting
shear
load
at
each
1-5
for
suggested
MINIMUM
support
Control
and
REQUIREMENTS
and
only
Six
which
hard-
4X4 and
of
OF 2 EA.
for
lag
the
wall
used. mounting Ib.
withdrawal
screws.
load
NOTE: screws thickness
threaded 3/8
Mounting Ib.
force
2"X4"
STUDS
construction
See
Figure
fixture,
(91
kg.)
shear
force
The
wail
structure
moment
inch.
(4.5
at
REQUIRED
force
When
kg.)
shipped
of
the
rod
on
requirements
shear
each
of
<
И
)
AT
e
when
the
1-6
for
the
hardware
load
at
each
fabrication
must
of
850
with
washer,
the
wall
load
the
four
4X4
MOUNTING
TOP
THESE
POINTS
Master
4X4
mount.
must
and a 1500
of
the
four
and
be
capable
ft.
Ibs.
hardware,
the
units,
nutand
plate
side
for
the
Remote
and
20
PLATE
VIEW
Control
For
withstand a 200
Ib.
attachments
of
withstanding
(118
kg.m.).
other
is
used,
any
protruding
must
Station
Ib.
(9
kg.)
points.
5
Wallplate
the
special
(680
kg.)
bolts
to
than
the
the
total
bolt
not
exceed
are,
withdrawal
is
or
the
a
lag
or
10
を
Figura
1-5
TYPICAL
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Y
WA
HAN
WIRE
HOLE
Figure
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Rh
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<
<
L
T
1-6
\
MOUNTING
39”
TYPICAL
|
4X4
PLATE
1-4
GENDEX
CORPORATION
GX
770
Line
Voltage
Maximum
Maximum
110TO130V
line
line
'
60HZ
range:
no
load
110
volts
current:
regulation:
10
FOR FLUSH PORTING TO MOUNTED
|
ELECTRICAL
minimum
amperes
3%
CONCEALED
BOX
CONDUIT
(CONCEALED
during
MOUNTED
STUD,
CENTER,
39”
(1M)
TO
15
AMP
CIRCUIT
BREAKER
WIRING JUNCTION
LOCATED
IF
JUNCTION
WIRING
to
exposure
BOTTOM
ABOVE
POWER
130
volts
OPTION:
BOX
42
IN. GF
FLOOR,
BOX
OPTION)
ANCHORED
(1.08)
FROM
WALLPLATE
REQUIREMENTS
Conduit
Power #12 #10 The
TO
FLOOR
19
from
box
“hot” wire — up wire — 100
circuit
rated
be
SUP-
TO
BE
electrical
or
wire,
should
at a minimum
service
wall
outlet
to
to
ft.
Power
100
wire
ft.
(30
(30
M)
to
be on a separate
on
the
distribution
neutral M) 150
ft.
(46
of
15
amps.
and
M)
fuse
center
ground
or
No
other
to
wire.
circuit
load
CONDUIT
OPTION)
TO
WALL
OUTLET
(LINE
CONDUIT
ENGUGH LENGTH
REMOTE WIRING,
INSULATION).
CORD
FOR
REMOTE
TO
ACCOMMODATE
OF
35
FT.
EXPOSURE
2
#16
AWG
NO
—=
(10.5).
BUTTON
WIRES
LENGTH
STATION
A
(300-VOLT
LIMIT.
CABLE
5/16"
TO
CABLE.
OPTIONAL
TON,
SE
MAXIMUM
一
4X4
LARGE
REMOTE
MOUNT
STATION,
OR
|
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MOUNTING
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CD
MASTER
FIXTURE
LENGTH,
FIXTURE.
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LINE
USE
WITH
OUTLET
CONTROL
TO
CONTAIN 3 #12
30
FT.
(15M).
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TO
FOR
(9
4X4
FT.
MAXIMUM).
OR
AWG
SPECIAL
WIRES,
1-5
GENDEX
CORPORATION
GX
770
The
certified
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Subchapter
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equipment
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GENDEX
CORPORATION
GX
770
Prior
to
lation
requirements cludes quate
power
confirming
for
mounting
requirements Preinstallation
Remote this
NOTE: Section 8 or kit. calibration Station.
If
mounting
control,
1.
2.
Exposure
time.
Ifa
The
the
installation
see
Remove the
cover
Lift
off
If
needed,
Remote
installation
GX-770
complete
fixture,
directions
the
in
the
FOREWARD
the
installation,
have
that
support
the
unit
and
requirements
Switch
Station
should
is
remoted
four
place, 2 on
cover
should
refer
to
instructions
be
prior
to
to
consist
on
page
screws
and
put
SECTION
be
sure
been
completed.
requirements
and
that
locations
for a Remote
also
be
Section 8 for
Kitis
to
be
installed,
shipped
installation
from
2-11
with
the
top
aside
and
of a 4X4 the
of
washers
and 2 on
in a safe
all
preinstal-
This
are
the
electrical
are
Station
complete
details.
with
electrical
of
the
or
this
section.
which
the
2
—
in-
ade-
proper.
or
at
refer
to
each
Remote
special
master
hold
bottom.
INSTALLATION
3.
Remove Timer chassis allow
the the
Control
access
four
wall
the
screw
is
hinged
to
nuts
holding
plate.
board.
the
located
The
and
can
now
electrical
the
electrical
just
to
the
Timer
Control
swing
to
sub-chassis.
sub-chassis
left
the
Remove
of
the
Board
right
to
to
F59829-84
2-1
3
oe”
4
F59829-91
GENDEX
4.
Lift protect in a safe
CORPORATION
off
the
electrical
the
handswitch
sub-chassis,
and
power
being
cord.
sure
Set
to
aside
6.
Using a 1/16” locate
adequate
this
located
at
the
proper
7.
Drill
the
1/4"
drill
(1.04
m.)
the
wallplate
floor.
However
the
centers
mounting
If
Switch
box,
time.
in
the
hole
bit.
above
then
drill
bit,
of space
the
power
wiring
conduit
Also
lower
height.
This hole
is
this
for
the
to
if
the
and
verify
left
the
finished
be
mounting
height
make
the
and is
wiring
that
corner
lower
will
39"
(1
must
several
studs.
on
16
Remote
to
be should
the
off
the
left
lag
normaliy
floor,
m)
above
heightin
be
GX
test
holes
Verify
inch
concealed,
if
that
centers
be
installed
screw
be
40-11
the
bottom
the
step 5 was
accord-
using
box
770
to
an
is
the
is
and
/16”
of
CEE
isi
a
F59829-95
NOTE: used supported
See
struction. mounting. thickness threaded
3/8
supporting a 100 (182
points. building load following used,
Steps 5 through
to
fasten
by
Section
Lag
When
of
rod
inch.
For
kg.)
withdrawal
The
moment
where
5.
Mark
the
plate
at ceiling mounting The the to
Preinstallation
height
height
user's
Reach
14
the
Master
wood
studs
1,
Preinstallation
screws
the
washer,
on
any
wall
couple
applicable,
location
39
inches
height
may
choice
and
are
other
hardware
nut
the
wall
to
be
Ib.
(45
kg.)
force
fabrication
must
be
of
850
for
mounting
for
for
(1
is
less
than
must
also
be
ofa
high
Coverage
Section
describe
Control
on
16
for
and
construction,
used
shear
at
each
and
capable
ft.
other
the
bottom
m)
above
87
be
adjusted
orlow
chart
for
additional
the
in.
(40.6
suggested
for
is
used,
any
protruding
side
must
must
load
of
the
attachments
of
withstanding
Ibs.
(118
and
leveling
types
edge
the
in.
(221
lowered
to base
on
be
of
accommodate
procedures
to a wall
cm.)
centers.
wall
con-
this
type
the
total
bolt
not
exceed
the
capable
and a 400
six
mounting
to
the
kg.m.)
floor.
cm),
accordingly.
chair.
page
details.
of
may
the
If
then
Refer
1-2
The
wall
the the
of
or
of
Ib.
a
be
of
8.
Lift
the
left
lag
to
side
wallplate
screw
and
and
tighten
8
into
washer.
the
lag
and
Level
screw.
install
the
wallplate
이진
『59829-136
the
lower
side
F59829-140
GENDEX
9.
Drill using a 1/4 remains
CORPORATION
holes
for
the
inch
level
side
other
drill
to
three
bit.
Be
side.
corner
sure
that
lag
the
screws
11.
Remove
the
horizontal
arm
brake.
11
GX
770
long
F59829-166
pivot
post
Install
10.
and
the
washers
remaining
loosely.
three
10
corner
F59829-138
screws
lag
12.
Install
inserted
the
horizontal
into
arm
wallplate.
the
with
the
F59829-142
F59829-165
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X30N359
“EL
GENDEX
16.
CORPORATION
the
horizontal
arm
brake.
18...
ыы
18.
-
Install zontal
is
pulled
the
pantograph
arm
pivot
through
post.
the
arm
Keep
post.
in
the
place
arm
on
cable
GX
the
hori-
tight
770
as
it
F59829-212
17.
Install
on
which
the
thin
washer
the
pantográph
on
the
horizontal
arm
is
)
to
be
arm
pivot
installed.
19,
Use the
the
string
installed
suspension
arm
the
cable
wallplate.
in
cable
through
Pull
completely
through
the
horizontal
the
the
cable
before
the
pivot
F59829-224
arm
arm
and
through
attempting
post
in
and
to
to
pull
the
the
into
to
Do until
not
the
remove
tubehead
CAUTION
tie
wrap
from
has
been
installed.
the
pantograph
F59829-220
arm
F59829-221
2-5
GENDEX
20.
Remove
the
tubehead
snap
CORPORATION
the
two
mounting
off
from
the
side
sides.
trim
covers
from
The
4
the
trim
sides
covers
of
22.
Remove washer
~
sure tubehead
NOTE: be
pointing
that
The
the
from
the
pivot
long
up.
plastic
the
tubehead
rotation
post.
tab
on
pivot
stop
the
rotation
cover,
post.
is
in
stop
key
Check
place
must
and
GX
770
keyed
to
be
on
the
always
21.
Remove
ing
the
tubehead
four
wiring
access
screws, 2 on
cover
each
21
F59829-229
by
remov-
side.
COVER
23.
WASHER
Place
tubehead tubehead
the
LONG
TAB
keyed
mounting
pivot
post
STOP
washer
assembly is
to
over
be
KEY
the
through
F59829-153
hole
which
Y
in
the
the
F59829-156
F59829-150
2-6
GENDEX
24.
Install mounting
CORPORATION
the
tubehead
assembly
pivot
and
post
through
into
the
the
keyed
tubehead
washer.
26.
<
The
prevent
Install wires
and
washer.
plastic
the
the
plastic
snap
retaining
tubehead
into
place
cover
over
CAUTION
cover
from
MUST
falling
over
the
be
out
GX
the
tubehead
key
and
installed
during
use.
770
keyed
to
25.
Install the
tubehead
pivot
shaft
—
p
— A
the
(OX
key
and
AS
@\
24
on
the
until
the
the
Y
NIDA)
||
,
tubehead
key
slots
WV)
on
fits
the
リ
O
A
É
pivot
into
keyed
shaft.
the
washer.
F59829-
Rotate
hole
|
f
in
147
the
27.
NOTE:
rotation.
Check tubehead
stop
the
to
Stop
26
tubehead
through
stop.
MUST
rotation
approximately
be
in
place
stops
to
prevent
by
470
F59829-193
rotating
degrees
continuous
from
the
F59829-195
GENDEX
28.
Connect strip access and 4 on connect
sion
CORPORATION
the
four
and
ground
cover.
ground
Wires 3 and 4 connect
the
terminal
to
the
ground
wire
tubehead
screw
strip.
stud
is
already
wires
on
the
tubehead
Both
to
which
connected.
to
the
ground
the
terminal
wiring
to
wires
wires
suspen-
3
30.
Remove
counter
~
movement arms. Adjustment
31.
Reinstall
the
the
balance
ofthe
If
adjustments
the
two
side
tiewrap
of
inboard
Section.
tubehead
trim
panels.
from
the
tubehead
and
are
wiring
the
arm
outboard
access
and
and
pantograph
see
Mechanical
GX
check
for
proper
cover
770
the
and
F59829-197
29.
Attach
cone
to
the
F59829-202
F59829-156
F59829-229
GENDEX
32.
Install covers
CORPORATION
the
two
arm
on
the
horizontal
end
and
arm.
two
pivot
post
access
-
34,
35.
Check
stop
of
Tighten wrench,
until
it
brake
the
pantograph
approximately
the
lower
located
firms
up.
This
for
the
pantograph
set
on
arm
240
screw, the screw
for
rotation
degrees.
requires
lower
adjusts
arm.
rear
from
5/32”
arm
the
horizontal
GX
770
stop
to
allen
casting,
33.
Tighten
wrench,
then
rotation
graph
NOTE:
additional
36.
Refer
the
top
located
back
off
and
stop
assembly.
Mechanical
to
calibration
32
set
screw,
on
the
1/2
turn.
out
lift
information
requires a 5/32"
lower
rear
screw
for
steps
arm
This
prevention
Adjustment
on
F59829-209
allen
casting,
provides
the
Section
33,
a
panto-
for
35
and
36.
Tighten
wrench
NOTE:
so
horizontal
The
that
35
the
horizontal
socket,
or
horizontal
pantograph
the
arm
moves.
arm
desired.
as
arm
brake
section
brake,
is
normally
opens
36
requires
F59829-34
a
7/16"
adjusted
before
the
F59829-214
2-9
F59829-212
GENDEX
CORPORATION
GX
770
NOTE:
counter would
Electrical
be
37.
If
the
where
not
sub
visible
after
nuts
removed
the
chassis
be
possible.
NOTE:
cord
wiring and Switch the
If
the
should
GND1.
electrical
is
to
be
If a Remote
components.
-—————_
The
unit
must
building
ground.
Master
chassis
the
Control
the
serial
they
final
assembly.
electrical
earlier.
should
chassis
be
part calibration
is
removed
to
the
of
the
CAUTION
be
properly Conduit
is
and must
and
placed
sub
Before
be
shifted
to
be
“hard
at
this
appropriate
Station
system,
prior
grounded
to
be
model
chassis
number
be
removed
in a location
using
tightening
to
the
wired”,
time
and
or
Remote
you
should
to
connecting
via a wire
is
not
over
labels
from
the
that
will
the
four
the
nuts,
left
as
far
the
power
the
conduit
on
TS1
Exposure
complete
these
to
the
sufficient.
a
as
38.
Connect
ate
the
suspension
on
oR?
ς
κ.
Sat mom
TS1
and
arm
GND2.
cable
to
the
F59829-29
The
unit
to
Section
function
is
now
3, 4,
5,
checks,
capable
and 6 for
certification
of
electrical
and
final
F59829-37
X-rays.
calibration,
Proceed
assembly.
system
GENDEX
CORPORATION
GX
770
The
begin
modifications 4X4 wallplate
NOTE: WITHOUT
load four
on
or
1.
Steps 1 through 4 remain
and mounting
2.
Step 5 -
3.
Steps 6 through 9 remain
4.
Step
loosely.
5.
Step the
6.
Remove
special
7.
Install
the
lation
steps
page
2-1
noted
Special
master
Mounting
90
10 - Install
11 - Remove
wallplate.
appropriate
the
suspension
Ib.
(40.9
points.
Height
Level
the
mounting
the
4X4
Section
Mounting
control.
wiring
of
requirements
may
the
Set
or mounting
for
INSTALLATION
4X4
OR
the
installation
of
this
section
are
applicable
Fixture,
are:
kg.)
withdrawal
be
modified
the
remaining 3 corner
wall
plate.
the
horizontal
aside
for
access
fixture.
special
mounting
for
remoted
the
same.
for
the
30
Ib.
force
to
the
same.
Tighten
reinstallation.
cover
mounting
requirements.
DIRECTIONS
SPECIAL
which
along
(13.6
suit
arm
from
with
installation
from
Master
Control
kg.)
at
each
preference.
lag
screws
all
lag
screws
brake
the
4X4
fixture
See
Preinstal-
shear
of
using
MOUNTING
the
of
a
the
the
from
or
FOR
8.
Step
pivot
fixture.
SYSTEM
FIXTURE
12 - Install
post
WITH
the
horizontal
into
the
8
4X4
arm
or
special
with
F59829-104
the
long
9.
Step
13 - Correct
mounting
in
Step
7
F59829-99
fixture
13,
Page
the
to
achieve
2-4.
position
the
of
the
level
4X4
as
or
special
F59829-107
2-11
GENDEX
10.
Omit
11.
Install the
CORPORATION
Step
14.
the
horizontal
arm
clip
pivot
in
the
shaft.
slot
at
the
bottom
of
13.
14.
Steps Connect
necting
special
17
through
the
wires
mounting
37
remain
suspension
and
ground
fixture.
the
cable
screw
same.
to
the
on
GX
the
4X4
770
or
12.
Step
16 - Install
4X4
or
NOTE: wallplate.
Use
special
brake
11
the
horizontal
mounting
removed
arm
fixture.
from
the
brake
master
12
F59829-110
onto
the
control
TS1
MASTER
[의
[$
[의
[$]
[의
[$]
의
©]
15.
一
Do
sion
IN
GX-770
CONTROL
|
]
GND2
Connect
ate
一
not
reverse
cable.
WIRING,
the
interconnecting
on
TS1
一
CAUTIOM
red
and
50
3 #
FT.
X
and
black
SUSPENSION
CABLE
12
AWG
MAX.
wires
GND2.
wires
一
in
to
the
the
F59829-37
SCREW ON
OR
MOUNTING
FIXTURE
appropri-
suspen-
GND
4X4
SPECIAL
一
F59829-109
2-12
GENDEX
16.
CORPORATION
Install pivot hole. bolts on
the
plug
button
in
place
on
the
17.
Install
the
three
the
4X4
plug
mount.
buttons
to
cover
the
mounting
GX
770
16
“
18.
Reinstall
wiring
the
access
4X4
cover.
or
special
fixture
F59829-119
GENDEX
CORPORATION
GX
770
SECTION
ELECTRICAL
THE
KEY
LOCK
MUST
ALLOW CANNOT
THE
“ON”
X-RAY
BE
REMOVED
EXPOSURE.
r——
Radiation the
electrical
be
placed
100108.
Itis
recommended
ments
titled ibration copy form
will
over
from
be
recorded
“Product
Record
should
FD2579
be
calibration.
location/Identification
be
and
BE
TURNED
WHEN
WARNING
the
tubehead
GENDEX
CAUTION
that
by
is
provided
attached
the
Therefore a lead
Corporation.
all
of
the
installer. A separate
to
the
other
to
NOTE
THE
port.
the
for
this
owners
the
90
DEGREES
THAT
THE
SWITCH
——
times
plug
These
plugs
Part
EL
measure-
Log
and
purpose.
copy
installers
IS
during
must
are
No.
sheet
Cal-
One
of
copy.
CALIBRATION
TO
KEY
IN
©
the
AC/RMS,
Impulse
Va
2.
3.
4.
3
Instruments:
DC
Voltmeter
Fluke
8030
or
8060
Beckman
Kessler-Ellis
ESD
Make Plug
distribution
With
Voltmeter
and
Counter
XR201
ιο LO
sure
in
the
the
Master
TP-13
Tech
KT293
the
Master
line
panel.
to
read
on
the
1
Digital
330
Digital
È
Iné
cord
or
Control
100
Relay
к
È
and
Control
DC
Voltmeter
behead
turn
turned
to
130
Circuit
TP-1
Milliameter
port.
is
turned
on
the
power
off,
connect
VAC
between
Board.
ТР-13
off.
at
an
TP-1
the
AC
These
insure regulations. be advise
calibration
the
installation
the
user
INSTRUMENT
The
accuracies
tion
is
fully
Type
of
AC or
DC
DC
Impulse
Instrument
Voltmeter,
True
RMS
Milliameter
Counter
If
the
contact
not
are
needed
Iron
Digital
procedures
is
fully
required
GENDEX
to
operate
to
with
Vane
Meter
must
be
measurement
the
with
applicable
values
for
equipment.
REQUIREMENTS
instruments
insure
applicable
Range
0-150
RMS
0-10
0-20V
0-999
Impulses
80-120V
RMS
with
the
GX-770
regulations:
VAC | +/-1.5V
mA
DC | +/-0.1mA
DC
60HZ
to
cannot
and
required
installa-
Accuracy
+/-0.02V
+/-0
Impulse
i
5.
Turn
reading.
Calibration
110
on
the
and
Master
Record
Record.
130.
Control
the
This
and
note
line
voltage
voltage
must
F59829-44
the
voltmeter
be
between
on
the
3-1
GENDEX
6.
Set sure Control tion
NOTE:
The
voltage,
CORPORATION
exposure
using
S2
Board.
record.
voltage
must
not
time
to
99
variation,
exceed 3 VAC.
“Load”
Switch)
voltage
Make
on
minus
an
the
on
calibra-
“Load”
expo- Timer
Turn ing. calculated correct, obtain
Load”
Turn
10.
11.
With Voltmeter, used on
on
Meter
reading
off
the
in
the
Timer
the
the
Master
reading
in
step
adjust
R6
correct
on
Master
Master
step 8 and
Control and
using
Control
Control.
should
7,
+/-0.05
on
the
value.
the
Calibration
Control
the
same
9,
between
Board.
Note
be
equal
VDC.
Timer
Record
remove
turned
meter
TP-2
to
the
If
voltage
Control
the
final
Record.
meter
off,
connect a DC
and
meter
(+)
and
GX
read-
voltage
is
Board
“Vcal
leads.
scale
TP-4
770
not
to
(-)
7.
“Load”
EXAMPLE
8.
With
and
Voltage
10
the
TP-4
Vcal
formula:
Master
to
read
(-)
on
(load),
- Vcal
11808
0
Control
10
to
the
Timer
from
“Load”
turned
20
VDC
Control
step
11.8
off,
connect a DC
between
Board.
R6
6,
using
TP-4
F59829-47
the
TP-3
(+)
TP-3
NOTE:
selector
in
these
Removal
knob
is
photos
R11
of
the
front
not
required
to
provide a better
TP-2
(graphic for
calibration.
view.
panel)
TP-4
F59829-16
and
time
Removed
F59829-19
3-2
12.
13.
Turn should the
Timer
Record Turn
on
off
the
be
2.00 Control
final
Master
Master
+/-0.01
“Vref”
Control
Control.
VDC.
Board
reading
and
If
not,
to
obtain
on
Calibration
remove
reading
adjust
R11
2.00
VDC.
Record.
meter leads.
on
GENDEX
14.
With
CORPORATION
the
Master
to
read
TP-13
on
TP-13
the
Control
100
to
Relay
TP-11
turned
130
VAC
Circuit
off,
connect
between
Board.
S2
an
AC
TP-11
GX
770
17.
With
the
read 5 to ground
(-).
Master
pivot
10
mA
Control
cover.
between
turned
Connect a DC
the
mA
off,
test
remove
mA
meter
point
(+)
the
to
and
15.
Turn 99
bration
"regulated" should
If
“No
TP-1
110 115
16.
Turn
Record
Record.
on
the
Switch)
be:
Load”
to
to to
off
Master
final
Master
Make
on
voltage
voltage
TP-13
115
VAC
130
VAC
Control
“regulated”
Control. an
the
between
is:
Set
exposure
Timer
Control
TP-11
“Regulated”
during
105
109
and
remove
voltage
exposure
using
TP-11
to
exposure
should
to
115
to
117
on
F59829-23
time
S2
(Cali-
Board.
and
TP-13
be:
meter
Calibration
The
TP-13
voltage
VAC
VAC
leads.
to
F59829-71
mA
TEST
POINT
(17)
3-3
18.
Turn
on
99
tion
Switch) reading is
not
port.
Record
cord.
the
Master
Make
on
should
final
Control.
an
exposure
the
Timer be 7 +/-1.0mA. contact
reading
Set
Control
GENDEX
on
exposure
using
Board.
If
the
the
Calibration
S2
The
proper
time
value
Sup-
Re-
to
mA
GENDEX
19.
Turn
leads.
20.
With
impulse Relay
CORPORATION
the
Master
the
Master
counter
Circuit
Board.
Control
Control
between
off
and
turned TP-6
remove
off,
and
TP-13
the
meter
connect
on
an
the
22.
Remove
Ifa
Remote
installed,
For
Remote Section 8 or Station
To
install a Remote handswitch Control and
cord,
terminals 6 and 7 on
Station
it
may
Kit.
wires from
Board
2)
connect
the
Station
the
lead
cone.
or
be
instructions
and
completely
plug
from
the
Remote
installed
installation
Exposure
Remote
the
Exposure
at
this
instructions,
shipped
Switch,
terminals 6 and 7 on
remove
Exposure
Timer
Control
tubehead
Switch
time.
with
each
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the
Switch
Board.
GX
770
port
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is
to
refer
Remote
disconnect
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handswitch
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to
to
一
recommended
used.
一
Use
of
any
770. п no
一
CAUTION
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GENDEX
should a “lighted”
F59829-62
21.
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on
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3
NOTE: than
calculated,
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impulse counter posure
or
should of exposure
counter
22
If
impulse
leads.
times,
Master
Make
remote
preheat
i.e.,
counter
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you
contact
Control.
an
exposure
station
read
will
counter
exposure
are
exposure
25
plus 3 impulses
times
always
Record
reads
reads
26,
unable
GENDEX
Set
exposure
using
switch.
+/- O impulses
of
at
32
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62
read
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reverse
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set
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im-
time
Calibration
higher
impulse
proper
ex-
than
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those
damage
doorbell
the
button
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GX-
be
GENDEX
CORPORATION
SECTION4
GX
770
The
installation
12
month
may
result
U.S.
Radiation
of
as
intervals,
in
an
J.
—
Ifthe
GX-770
as
manual
Advise
USED.
1.
Complete
before
2.
Labels — Insure labels
of
This
Master
Tubehead
Remote 12
8
Inch
The not
3.
Tubehead — Check
that
head
4.
Check
5.
Cone
surface
cone
6.
Handswitch
and
housing
see
or
the
owner
proceeding.
thatinclude
manufacture,
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Control
Station
Inch
Focal
Length
Focal
Length
suspension
required
could
if
necessary.
thatthe
—
of
is
at
coiled
is
SYSTEM
must
be
the
GX-770.
part
of
the
Failure
installation
Performance
These
PERIODIC
to
that
IMPORTANT
System
contact
the
...............
Cone
Cone
port
Check
installed,
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GENDEX
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ο
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Model
to
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and
that
port
in.
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damage
or
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filter
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to
complete
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MAINTENANCE,
perform
does
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Model
Model Model
Model
Model
#46-404770G1
leaks
damage.
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cone
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to
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or
the
Section
Technical
is
NOT
components
serial
numbers,
of
#46-404600G1
#46-404650G1 #46-404725G1
#46-404653G1
#46-404653G2
or
other
Replace
is
in
place
sign
of
is
the
distal
handswitch
wear.
Replace
is
frayed
FUNCTION
the
also
to
be
at
checks
comply
with
Subchapter
functions
of
this
TO
BE
(Section
certification.
evidence
inside
damage. undamaged,
end
or
3)
bear date
and
is
tube-
the
from
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of
the
housing
if
the
CHECKS
7.
Mounting — Be
or
the
Special
ed
to
the
wall
8.
Key
Lock
Switch — Turn
remove that and verify
.
Power
Remote
sure
Indication
10. kVp
Master
the
11. of
exposure
automatically. soon
12.
Control
X-ray
13.
packs placed
the
containable Suspension — Should
14.
and
either Information
15.
previous Manual
NOTE:
user user
with
recommended.
the
an
turn
that
On
Station
Time
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Control
“Warning”
99
impulses.
as
the
or
verify
the
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square
film
quietly.
side.
over
All
is
included
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key.
the
an
Lamp — Turn
Verify
Readout
of
Technic
is
Termination — Select
button
Indicators — Make
of
of
the
Size — Expose
and
in a 2.5
Should
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for
checks,
Installation/
sure
the
or
other
Press
key
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can
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before
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switch
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the
“X-RAY”
Remote
that
Station
together)
just
verify
Station.
the
audible
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or a panoramic
at
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extend
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information
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key
to
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be
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the
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key
lock
On
verify
the
front
Station.
an
exposure,
the
exposure
should is
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lamp
If
there
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out
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completing
to
turn
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to
be
Manual.
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mount-
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switch
to
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verify
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to
the
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lights.
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the
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that
the
panel
of
Also
check
exposure
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release
terminates
terminate
additional
and
verify
at
the
Master
is a Remote
can
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heard
occlusal
cassette,
cone.
Process
image
retract
the
wall
Section).
all
GX-770
furnished
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to
is
and
key
and
“ON”
Ifa
“70
the
time
the
as
the
film
or
to
the
User
the
the
also
is
4-1
GENDEX
CORPORATION
GX
770
The
GX-770
the
United
Standards
It
is
therefore
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tions.
2.
Perform
Function
A
preprinted
ized
component,
Locator
ranty.
Product
serialized
System
Each
to
Locator
is
certified
States
when
to
the
the
the
the
Checks.
“IBM”
should
GENDEX.
GX-770
to
comply
Government
assembled,
instructions
calibrated
given
responsibility
system
Electrical
as
and
cards
components:
card
part
for
be
are
according
Calibration
is
furnished
of
the
provided
SECTION
CERTIFICATION
CERTIFICATION
with
provisions
Performance
and
checked
in
this
publication.
of
the
to
PRODUCT
the
GENDEX
by
installer
with
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for
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System
each
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Product
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RESPONSIBILITY
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LOCATOR
United
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Log
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CARDS
Master Remote 12 8
Suspension
Inch
Inch
Control
Station
Cone
Cone
and
Form
FD2579
States
the
law.
jurisdiction
the
records
applicable
See
Calibration
distribute
for
installations
(see
of
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provisions
Product
Location/Identification
Record.
Model
46-404650G1 46-404600G1 46-404725G1 46-404653G1 46-404653G2
No.
46-404770G1
copies
example
of
the
United
subject
to
on
accord-
of
the
United
Certified*
Yes Yes Yes Yes Yes
No
the
page
—
—
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—.-_——
GENDEX
vt
Corporation | PRODUCT
800
INSTALLATION
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GENDEX
CORPORATION
GX
770
Upon
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completed
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Law.
CERTIFICATION
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shorts
of
the
calibration,
or
Remote
to
insure
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to
insure
plug
buttons
all
wiring
Station
or
loose
unit
should
installation
Switch
have
that
the
tubehead
that
all
suspension
are
installed.
terminations
or a Remote
connections.
not
take
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completed.
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SECTION
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place
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and
pivot
cover
trim
covers
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ASSEMBLY
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chassis
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ifa
assembly
installed.
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plug
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screws
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sure
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screw
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place.
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cover
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place
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cover
proper
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and
the
operation.
the
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GX
770
「ーーーー
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positioning should noisy, could the replacement
SPRING
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ARM
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patient
located
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tubehead movement
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assembly
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when
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covers
cover.
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adjustment
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tubehead
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travel
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covers.
adjustment
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nut
shipped
wiring
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spring
screws,
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travel.
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trim.
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nut
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travel
trim
panel
adjustment,
BALANCE
and
friction
the
outboard
cone.
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after
wear
due
12
inch
cones.
move
the
inboard
travel.
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If
or
down,
adjustmentaccess
arm
until
can
be
reached
with
the
as
required.
spring
up
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on
its
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hex
adjust-
arm,
to
use
arm
must
movement
through
the
spring
with
arm.
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tension.
but
only
range:
left
side
screws,
or
arm
its
in
as
as
7-1
GENDEX
CORPORATION
GX
770
PANTOGRAPH
The
pantograph
allow
smooth
prevent zontal
arm.
arm
pivot
sequence the
horizontal
NOTE: drift
created
If
adjustment
1.
Tighten
of
the
horizontal
brake
Neither
pantograph
easy
This
of
movement
arm
by
is
or
loosen
pivot
adjustment
may
adjustment
an
HORIZONTAL
The
horizontal
smooth
easy horizontal the
pantograph
produce a desired
the
pantograph
arm
pivot
drift
of
and
pivot
drift
also
pivot.
“out
the
pivot
of
the
the
arm.
pivot
sequence
the
PIVOT
of
of
pivot.
ARM
brake
brake
of
the
the
pantograph
along
be
used
between
is
level”
lower
set
PIVOT
brake
suspension
This
may
of
horizontal
BRAKE
should
suspension
on
with
the
horizontal
to
produce a desired
the
pantograph
to
wall
plate.
screw
on
the
BRAKE
should
adjustment
be
and
also
movement
arm
pivot.
set
yet
along
be
be
set
and
yet
the
hori-
and
inside
to
allow
prevent
with
used
between
to
to
TUBEHEAD
The
that
the
installation, between 8 and tubehead
yoke
at
various
its
position.
If
the maintain
1.
2.
Adjust
the
turn the
axis
to
rotate
and
through
axis.
It
should
positions
its
position,
Remove
the
the
lock
ring
ment. A pair
lock
ROTATION
maintains
position.
after
wear
12
inch
its
move
around
is
tight
proceed
yoke
shaft
lock
of
needle-nose
ring.
adjustment
its
by
the
Adjustment
due
to
use,
cones.
270
degree
freely.
its
during
as
end
cap.
ring
as
the
(In
is
used
yoke
while
may
or
when
To
check:
travel
Release
arc.
It
should
required.
friction
pliers
may
the
yoke)
to
assure
around
remaining
be
switching
Rotate
around
the
or
will
Tightening
on
the
move-
be
used
the
the the
not
to
so a
m δν
A
im rý
eet
A
a
NOTE:
drift
created
If
adjustment
1.
Unplug
panel.
2.
Remove
cover.
3.
Adjust Adjust desired
Neither
by
is
line
Master
the
horizontal
both
effect.
adjustment
an
“out
of
cord
or
turn
Control
arm
bolts
an
equal
is
level”
off
or
pivot
amount
to
wall
plate.
power
at
4X4/Special
brake
as
to
achieve
distribution
fixture
the
as
td
aa SE
Da e
Tata DS
pa ent
pit
o
as, sit
ate
a
o
ge
dba
e ec
7-2
GENDEX
CORPORATION
GX
770
REMOTE
NOTE: should (Section through 9 may
During Control Master chassis. Station
Board
1.
48
floor.
cable, inches centered the
2.
If
the
should
Electrical
not
be
3)
has
installation
Board
Control and
Anew
kit,
will
graphic
may
to
60
inches
If
concealed
note
from
GX-770
Remote
be
connections
been
be
GENERAL
of
will
be
graphic
be
shipped
the
location
be
mounted
from
the
cable
the
bottom
left
to
right.
template
Station
routed
STATION
until
the
completed.
prior
the
Remote
removed
panel,
shipped
in
place
with
the
of
the
at
any height
the
bottom
wiring
entry
of
the
See
Preinstallation
for
additional
cable
at
this
time.
of
the
Remote
Electrical
However
to
that
Station,
from
in
the
Remote
with
of
the
GX-770
Remote
of
the
is
used
hole
is
remote
is
to
be
SECTION
INSTALLATION
Station
Calibration
Steps
time.
the
the
the
Timer
Master
Station.
over a range
remote
for
the
located
Section
details.
concealed,
Timer
Station
Remote
Control
unit.
The
of
to
the
remote
3-3/8
and
or
1
it
3.
4.
8
Remove
the
bottom, place. place.
Remove panel
aside
INSTRUCTIONS
the
three
screws,
which
hold
the
Remove
the
in
place.
in a safe
the
four
Remove
place.
cover
screws
one
Remote and
which
the
in
the top
set
hold
graphic
and
Station
aside
F59829-123
the
panel
twoin
cover
in
in a safe
graphic
and
set
+12
The
remote
conduit jacket junction
Master
NOTE: cable necessary and terminated.
with
is
supplied
box
Control.
Individual
have
only
station
120
been
to
cut the
after
CAUTON
cable
volt
conductors. A short
to
cover
to
the
handswitch
wires
on
tinned
the
for
cable,
Remote
do
the
remote
both
ease
so
Station
ーーー
routed
insulating
cable
cable
clamp
ends
of
the
of
installation.
on
the
end
ュー
through
from
in
remote
If
has
been
the the
it
end
is
8-1
F59829-125
GENDEX
5.
Remove
the
CORPORATION
the
top
four
spacer
spacer
studs.
and
washer
from
each
of
7.
If
the
routed
cable
at
this
is
time.
to
be
surface
mounted,
it
should
GX
770
be
NOTE:
6.
Install
appropriate
the
The
washers
the
bottom.
will
Remote
be
used
5
Station
with
the
in
Step
23.
wallplate,
cable
entry
F59829-131
using
the
hole
at
{
FOR
8.
Insert remote meter
Insert
bottom met will
installed.
SURFACE
THE
the
end
through
end
of
the
end
of
the
so
that
approximately
be
inside
Snap
REMOTE
of
the
the
furnished
the
grommet
of
the
remote
the
wallplate
the
grommet
MOUNTING
CABLE
cable
to
goes
cable
through
wallplate.
11
inches
when
in
be
onto
the
the
of
the
grommet
place
at
OF
to
large
cable
hole
the
grom-
the
this
the dia- first.
in
the
cable
is
time.
F59829-181
8-2
9.
Remove
Attach wallplate.
At
this
be
plete,
you
time
the
the
the
Once
may
9 8
cable
clamp
clamp
to
the
Electrical
the
Electrical
Calibration
from
cable
the
remote
and
(Section
Calibration
F59829-186
waliplate.
on
the
3)
must
is
com-
GENDEX
10.
Remove
Remove
Control
and
CORPORATION
the
Master
the
four
discard.
Control
screws
panel
in
time
which
place.
10
selector
hold
Remove
the
the
knob.
Master
panel
12.
Completely
cord
-
remove
reused in
13.
Remove Timer the
in
this
system
Control
studs.
remove
from
the
handswitch
step
20. configuration.
the
four
Board
the
the
unit
The
handswitch
spacers
in
handswitch
and
cable
and
nut
place.
Lift
set
aside.
clamp.
will
notbe
which
the
board
and
It
GX
coiled
Do
will
hold
off
770
not
be
used
the
of
F59829-186
11.
Disconnect
from
the
all
Timer
wires,
Control
Board
terminal
the
handswitch,
strip.
14.
Remove slot
of
the
the
insulating
Timer
Control
paper
Board
mounting
des
F59829-74
in
the top
plate.
F59829-191
8-3
GENDEX
15.
Install Remote removed
16.
Connect the
on
also
CORPORATION
the
Timer
Station
in
Step 5 and
the
Timer
Control
the
board
shown
below.
Control
wall
remote
Board.
below
plate,
nut
cable
the
terminal
Board
using
the
removed
to
the
Color
codes
strip. A diagram
in
place
four
in
Step
are
on
the
spacers
13.
strip
on
shown
GX
770
17.
Connect Remote
and 7 on
the
exposure
Station
the
Timer
graphic
Control
switch
panel,
Board
wires
terminal
to
in
the
6
strip.
is
NOTE: nects
WALLPLATE
to
terminal
WALL
PLATE
GROUN
Lam
aeuoresrmon
CABLE
SENE
ο”.
[ol
ome | | | |
LEE
MASTER
U
TO
REMOTE
EXPOSURE
Zİ
STATION
SWITCH
TO
ground
5.
elelelelelolalolele
wire,
TIMER
5
elelelelelele
yellow/green,
CONTROL
BOARD
salou
T
ΓΣ
al
|
|
의
의기
| 引 引 | | 引き
us
と ) 이
14
|]
( ) |
|
|
가
|
aj
|
|
3
1315
aj Εξ
al
also
== Е =
sss
== =| =) 3]
의
리 리 티르
con-
3]
|
2
=
F59829-11
18.
Install
the
graphic
using
the
panel
screws
to
the
removed
Remote
in
Station
Step
4.
F59829-08
8-4
19.
Install
the
time
selector
F59829-172
knob.
GENDEX
20.
Route and
Insert
the cable
CORPORATION
the
remote
to
the
Timer
the
end
mounting
protruding
cable
Control
of
the
plate.
through
cable
Leave
into
the
Master
Board
through
approximately
the
slot
mounting
the top
for
Control
plate.
slot
in
10
in.
of
connections.
22.
Connect to
“below
MASTER
WIRING
color
CONTROL
HARNESS
the
remote
to
the
for
suggested
=
5
60685552
= 의
3
2,
s
cable
terminal
color
«|o|>|o|m|a|o|z|a|
z
ü
出
加 e
Ш==
Zu
Says,
Zo>>mags=zar
lu
and
sequence.
2
8
9101(
O
control
strip.
à
REMOTE
)12
É
a
wires
See
diagram
CABLETO
GX
color
STATION
770
Make box
from via clamp.
21.
REMOTE
CABLE
sure
is
covered
the
the
handswitch
Use
the
remote
the
cable with
point
it
handswitch
cable
MASTER
HARNESS
CAUTION
the
enters
opening
in
place.
inside
the
insulating
the
junction
to
cable
control
jacket
the
handswitch
clamp
or
junction
(spaghetti)
box
or
to
secure
control
cable
the
F59829-82
21
8-5
GENDEX
23. Install
CORPORATION
strip
and
mounting
the
into
plate.
23
the
Tighten
screws
holes
in
the
both
through
Timer
screws.
the
Control
24 25 23
terminal
Board
27.
Install spacers
the
using
graphic
the
一
panel
four
in
screws
place
removed
on
in
GX
the
Step
770
four
10.
vatani
воли
ао. ооо
львы
Ни
24. Install
the
25.
The
Station check
terminal
nections
26.
the
Timer
Install
the
13
onto
system
mode.
connections
strip
or
Locate with
the
four
Control
four
the
mounting
is
now
at
shorted
the
Master
remote
Board
threaded
ready
at
the
the
wires.
Control
kit.
removed
mountng
spacers
plate
for
checkout
before
Timer
24
25
studs.
turning
Control
master
graphic
in
Step
plate
removed
in
the
on
the
Board
for
loose
panel
5,
onto
studs.
in
Step
Remote
power,
and
the
con-
shipped
28.
Conduct
NOTE: Station, a sonalert ordered
Control the
models
29.
Install Step
If
an
audible
from
Board
will
be
the
3.
the
Electrical
GENDEX
in
the
must
provided
Remote
signal
(Part
and
Remote
be
with
Station
Calibration,
is
required
No.
46-404734P1), installed
to
sockets.
cover,
Section
at
on
On
early
the
board.
bezel,
F59829-05
3.
the
Remote may
the
models,
removed
be
Timer
Later
in
Proceed Checks,
to
Sections
Certification
4, and
5,
and 6 for
Final
System
F59829-169
Function
GENDEX
CORPORATION
GX
770
ELECTRICAL
This
troubleshooting
SIMPLIFIED
The
following
information
sentative a general
system.
The
GX-770 sation tubehead kVp. readout,
wide
system
This
provides
range
primary combined
TIMER
This
circuit control and selected exposure Automatic circuitry
continuous line
cluding
of
the
required
code
time
continuously
an
voltages
preheat
THEORY
simplified
the
function
is
uses
to
consistent
of
line
board
exposure
tubehead
improves
will
line
voltage
relays,
change.
delay.
provided
an
for
voltages.
CONTROL
located
TROUBLESHOOTING
guide
OF
OPERATION
theory
of
understanding
GENERAL
provide a preset
maintaining a preset
with
digital
contains
time display,
preheat
be
equal
compensation
monitors
no
signal
on
switch
of
relays
3)
Exposure
of
the
GX-770
to
give
line
exposure
density
1)
digital
time. A single
the
to
the
the
is
transmitted
the
Relay
is
K13,
the
BOARD
SECTION
technical
operation
components.
service
of
this
voltage
radiographs
exposure
K14
start
compen-
voltage
value
timing
electronics
that
display
incoming
time.
circuitry.
Circuit
This
and
data
to
briefly
repre-
unique
to
the
of
70
and
fora
for timing, switch
the
2)
This
line
to
the
Board,
K15
as
in-
and
This compensation operate
Board.
SCR's
K1
provides a backup
the
T1
provides
to
assure voltage always binary
to
provide
Control power
T2
provides
12VDC
line
start
9
AND
repair
electrical
RELAY
circuit
event
sync
sequence.
board
these
2)
Preheat
Q2
and
of a failure
TRANSFORMER,
the
that a consistant
variations
applied
coded
and
this
Board
supply
and
TRANSFORMER
power
and
5VDC
pulses
RESISTORS
SCHEMATICS
malfunctions.
CIRCUIT
contains
relays,
relays
A3.
to
consistent
also
for
K13,
start
and
3)
RELAY
or
safety
of
O1,
autotransformer
prior
to
pressing
the
switched
supplies
the
input
to
the
Timer
power
the
supplies.
timer
R11,
BOARD
1)
K14,
and
from
exposure
start
K1
exposure
O2
or
O3.
requirement
voltage,
The
through
T1
power
to
the
line
Control
circuit
R2,
line
K15.
the
Timer
termination
via
Triac
T1
regardless
the
handswitch,
various
K13,
K14,
input
to
to
the
voltage
T2
Board
It
also
and
also
and
voltage
Signals
Control
O1.
needed
of
taps and
the
Timer
24VDC
sensing
for
exposure
R3
to
via
in
line
is
are
K15
the
the
R1
and
R3 provide respectively voltage
resistance R2
suppression
is
shunted
the
required
in
conjunction series for
during
by
Triac
with
resistance
of
circuit.
Q1
R2
the
during
SCR’s
and
the
provides
22
impulses
exposure
Q2
load
tubehead
and
Q3
resistance
inverse
the
series
of
preheat.
time.
GENDEX
CORPORATION
GX
770
1.
Turn
@ e
e
@
e 5 VDC
2.
Press
e
@
@
©
e
on
Master Ready Digital 24
on
12
Timer
Timer
K-100
Relays
pull
Preheat
TP-12(+)
Reduced preheat.
Begin
lamp readout
VDC
Timer VDC
Control
Control
safety
in
22
lights.
lights.
present
Control
present
present
K13,
SCR’s,
on
voltage applied
impulse
between
Board.
between
Board.
between
Board.
switch.
relay
K14
and
to
Q2
Relay
pulls
and
Circuit
J2-4(+)
J2-8(+)
in.
K15
on
incoming
Q3,
Board.
to
tubehead
EXPOSURE
and
and
Relay
line
turn
on
preheat
and
TP-4(-)
J2-5(-)
J2-3(-)
Circuit
voltage.
via
TP-7(-)
for
filament
period.
on
on
Board
to
SEQUENCE
3.
After 22
„©
Relay
@
Timed
4.
After
e
01,
02
e
Input
e
Exposure
5.
Release
K100
e
impulse
triac,
Circuit
X-ray
exposure
and
ОЗ
voltage
terminates.
relay
safety
Q1,
turns
Board.
on
Relay
to
switch.
drops
preheat on
begins.
time.
Circuit
goes
out
via
TP-8(+)
period.
Board
to
0.
to
TP-9(-)
turn
off.
di
ETS
CNE
LS FORTE
dii VPA
NOTE:
Sympton
STEP
Following
—
TEST
1A
1B
2A | Tubehead
3and4
3A | RCB*
TP-13
4А | ТР-7
(+)
4B | TCB**
5A | RCB*
on
strip
15
(-)
TP-13
all
electrical
X-ray
cannot
POINT
terminals | Control
TP-6
and
(-)
апа
ТР-12 | Control
RCB*
connector
terminals 9 (+)
TP-5
and
TROUBLESHOOTING
troubleshooting,
be
seen
Control
Control
Press
handswitch.
Press
handswitch.
Control
Press
handswitch.
Press
handswitch.
Control
Press
handswitch.
Control
perform
on a fluorescent
On.
On.
On.
On.
On.
On.
On.
TIME
SET
the
screen.
TO
99
PULSES
EXPECTED
Ready LED
K-100
105
105
24
24
display
to
to
VDC
VDC
105
to
Lamp
Relay
117
VAC
117
VAC
130
VAC
electrical
RESULT
and
calibration
lights
pulls
in. | Yes_|
in
Section
INSTRUCTIONS
Yes | Go
Νο | Check
No | Go
Yes | Replace
No | Go
Yes | Check
No | Go
Yes | Go
No | Goto
Yes | Check
No | Replace
Yes | Replace
No | Go
to
Step
Fuse
Go
to
Step
to
Step
Tubehead
to
Step
wiring
4
and
suspension
cable — check
to
Step
to
Step
Step
wiring
to
Step
3.
1B
F4
2A
6A
3A
to
4A
5A
4B
TCB**
RCB
5B
K100
harness
쏘는 E
1
:
>
8
É
;
é
『
È
È
+
|
4
9-2
GENDEX
STEP
5B | RCB*
6A | TCB**
6B | TCB**
6C | TCB**
7A | TCB**
7B | Across
76 | Right
7D | TS1-7
7E
RCB* = Relay TCB** = Timer
CORPORATION
TP-13
strip
GND
strip
and 7 (-)
strip
GND
strip
TCB**
strip
TS1-7
Control
Control
TEST
POINT
TP-1
and
connector
terminal 8 (+)
connector
terminal 6 (+)
connector
terminal 6 (+)
connector
terminals 1 &
F3
terminals | Control
side
of
F3
and | Control
connector
terminal
to
to
RCB*
RCB*
Board
Board
2
TP11 | Control
TP1
(46-404876G1)
(46-404834G1)
CONDITION
Control
Control
to
| Press
Control
Press
Control
to
Control
2
F3
Control
On.
On.
handswitch.
On.
handswitch.
On.
On.
On.
OFF,
removed.
On.
On.
105
to
24
VDC
0
VDC
24
VDC
20
VAC
OV
2
Ohms
105
to
105
to
130
130
130
RESULT
VAC
VAC
VAC
INSTRUCTIONS
Yes | Check
K13,
VDC
Infin-
or
No | Check
TS1-9
Yes | Check
replace
No | Go
Yes | Go
No | Check
-24 | handswitch
Yes | Check
runs
No | Go
Yes | Replace
No | Go
Yes | Go
No | Replace
Yes | Check
primary)
connections
No | Replace
ity
Yes | Go
No | Goto
Yes | Replace
and
K14
replace
wiring
K100
K100
to
Step
to
Step
and
TCB**
to
Step
TCB**
to
Step
to
Step
T1
and
T1
to
Step
Step
replace
and
RCB*
|
6B
6C
replace
7A
7B
7C
F3
(113
7D
7E
RCB*
GX
770
K15
TP-1
to
wiring
to
or
foil
V
wiring
RCB*
ee
n
κος
~
+ à
n
д
ina mne
il
SYMPTOM
STEP
1A | mA
2A | RCB*
2B | Tubehead
3A | RCB*
3B | TCB**
HCB* - Relay
TCB** - Timer
—
TEST
test
ground
TP-13
3
and
TP-9
Strip
and
ground
Control
Control
LOW
X-RAY
POINT
point
TP-6
terminals | Control
4
TP-8
(-)
connector
Board
Board
OUTPUT
and
and
(+)
and
14
(+)
(-)
(46-404876G1)
(46-404834G1)
CONDITION
Control
Press
Control
sure
Press
sure
Press
Control
sure
Press
Control
ure
Press
On.
handswitch.
On,
time 3 pulses.
handswitch.
On,
time
handswitch.
On,
time
handswitch.
On,
time
99
handswitch.
expo-
expo-
99
pulses.
expo-
99
pulses.
expos-
pulses.
7
mA
+2
25
impulses
105
to
117
6
VDC + 2V
24
VDC + 2V
RESULT
mA
VAC
INSTRUCTIONS
Yes | Go
No | Go
Yes | Go
No | Replace
Yes | Replace
No | Goto
Yes | Replace
No | Go
Yes | Check
No | Replace
to
to
to
to
Step
2A
Step
2B
Step
2B
TCB**
tubehead
Step
3A
RCB*
Step
3B-
wiring
TCB**
harness
GENDEX
CORPORATION
ov
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GENDEX
CORPORATION
GX
770
SECTION
F59829-179
10 — PARTS
REMOTE
SUSPENSION
PAGE
10-4
4X4
PAGE
MOUNT
PAGE
STATION
10-5
10-4
TUBEHEAD
PAGE
Section
Master
10-4
Control,
Model
Model
HANDSWITCH
PAGE
46-404600G1
46-404650G1
46-404770G1
F59829-231
10-6
.......
...........
..........
Page
10-2
10-3
10-4 10-4
10-1
MASTER
PAGE
Section
Remote
Hand
Switch
A8108AA
CONTROL
10-2
Station,
and
Remote
Model
46-404725G1.......
Switch..................
F59829-119
Page
10-5
10-6
GENDEX
CORPORATION
GX
770
i
REF.
NO.
PART
2 3
4 5
6
11 12
1
7 8 9 0
NO.
46-404865P1 46-197232G1 46-197334G4
100005G1
46-404712P1
46-404709P1
100120P1
46-158899P1
100012P1 100053P2
66-652 46-208694P1
DESCRIPTION
MASTER HANDSWITCH HANDSWITCH
LINE
CORD
TIME
SELECTOR
KEY
LOCK KEY AMBER COVER PIVOT
SPLIT-CLAMP RECTANGULAR
NEON
SCREWS
COVER
CONTROL
HOOK
ASSEMBLY
SWITCH
LAMP
PLUG
GROMMET
COVER
KNOB
GROMMET
REMARKS
Classic
With See
components
Includes
“Ready” 4
1
For Used
white
stick-on
page
key
used
used
handswitch
with
10-6
line
only
tape
for
cable
cord
F59829-119
i fi
a dt
Gl in
RABAT
dir
IRA
ARO DD
10-2
GENDEX
CORPORATION
GX
770
22
F59829-26
REF.
NO.
PART
1 2 3 4 5
6 7 8 9 0
11 12 14 15
16 17 18 19
20
NO.
46-404706P4 46-404549P9 46-404732P1 46-404715P1 46-404708P1
46-404708P2 46-404709P1 46-158899P1 46-181048P1 100114G1
46-404879P1 100113G1 46-404705P1 46-404515P4
46-404876G1 46-170021P8 46-170021P42 100070P1 46-404834G1
DESCRIPTION
FUSE
HOLDER
TERMINAL
MARKER
TRANSFORMER
RESISTOR
RESISTOR KEY
AMBER
SONALERT HORIZONTAL
BRAKE KEY
TRANSFORMER
RELAY
RELAY FUSE, FUSE, RELAY,
TIMER
LOCK
NEON
PAD
LOCK
24V
CIRCUIT
2.5 10
24
CONTROL
STRIP
A,
A,
STRIP
100
15
ohm,
SWITCH
ARM
MOUNTING
DC
250V - 3AG
250V - 3AB
VDC
F59371-193
REMARKS
BLOCK, 4 UNIT
TS-1
ohm,
30W
30W
LAMP
BRAKE
COIL
BOARD
COIL
BOARD
ASSEMBLY
PLATE
SPDT
DPDT
W/GRAPHICS
For
F1,
TS-1
For
TS-1
T2
R1
R2,
R3
51 “Ready”
JA K100
F1,
F2 & F3
F4
For
relay
Behind
F2,F3 & F4
circuit
board
#22
21 22 23 24 25
46-404712P1 100112G1 46-404731P1 46-404853P2 46-404710G1
TIME
SELECTOR GRAPHIC STANDOFF
WALLPLATE
COMPLETE
PANEL
ELECTRICAL
KNOB W/BACK
SUB
10-3
PLATE
CHASSIS
For
graphic
panel, 4 used
GENDEX
CORPORATION
GX
770
F59829-120
ee
amer
PORTES
REF.
11 12 13 14 15
16 17 18
19
20
21 22 23
NO.
PART
D0774B D0774A 46-404721P1 100117G1
46-404884P1 46-404809G1
46-404809G2 46-404897P1
“o
46-404898P1 46-404864P1
ooo
A0772A
100052P2 100118G1 46-404921P2 46-404855P1 46-404856P1
46-404899P2 46-404549P3 46-404857P1 46-220360P3 43162
46-404924G1 46-220179P21
100064G1
NO.
DESCRIPTION
8"
FOCAL
12” YOKE YOKE
SUSPENSION
HORIZONTAL
HORIZONTAL
PLUG
PLUG
HORIZONTAL 4X4
TRIM
EXCHANGE ACCESS
RETAINER
KEYED
PROTECTIVE TERMINAL TUBEHEAD CABLE THRUST
SUSPENSION
RETAINER WAVE
LENGTH
FOCAL
END
BUTTON
BUTTON,
MOUNT
COVER
COVER
WASHER
CLAMP
WASHER
WASHER
CONE
LENGTH
CAP
COVERS ARM - 27
ARM - 18
HORIZONTAL
ARM
END
SUSPENSION
KEY
COVER
STRIP
ROTATIONAL
POWER
CLIP
CONE
INCHES
INCHES
CABLE
CAPS
STOP
ARM
REMARKS
Includes indicator 6
used
Includes
Includes
1
used
on
3
used
on
2
used
2
used
Classic Excludes
Tubehead
Tubehead
For
items
3
position
3
conductors
For
cone
bearing & angle
stop
stop
suspension
4X4
mount
white
horizontal
mounting
mounting
14
815
retention
arm
=
me
Tee
ーー
ní
NS NS
100040P1 100108P1
SOCKET
LEAD
WRENCH
PLUG
10-4
For For
spring service
adjustments
only
thine
ni
Moi
GENDEX
CORPORATION
GENDEX
Eaposure
Time — Pulsos
GX
770
REF.
10
NS
NS
6 7 8
9
11
NO.
BON- O
PART
NO.
46-404872P1 46-404733P1 46-404728P1
100115G1
46-220360P3
10035P3 A0778A 46-404734P1
100012 46-404871P1
46-404712P1
100116G1
46-404542P1
DESCRIPTION
BEZEL, SWITCH, SWITCH GRAPHIC SPLIT
BUSHING REMOTE AUDIBLE ALERT
COVER WALLPLATE
TIME
GRAPHIC
TERMINAL
COVER
SPST
COVER
PANEL
CLAMP
STATION
SCREWS
ONLY
SELECTOR
PANEL
STRIP
W/BACKPLATE
GROMMET
CABLE
KNOB
W/BACKPLATE
F59829-179
REMARKS
Classic
For
item
For
remote
For
use
Cut
to
Attaches
board 3
used
For
installation
control
is
installed
Installed
installation
white
2
station
in
master
length,
to
timer
when
when
in
master
only
cable
control
30
ft.
min.
control
required
into
remote
during
master
station
10-5
rg
P
E
ο
τσι
φορ |»
和
~.
GENDEX
CORPORATION
GENDEX
P.O.
BOX
21004
MILWAUKEE,
WISCONSIN
Printed
53221
in
U.S.A.
.
~
OS
tes
ete
PRESS TS
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