Thank you for purchasing the TOPCON TRC-50DX Retinal Camera.
This instrument is used to observe, take pictures or record pictures of the posterior segment of the eye through the pupil.
In Type IA of this instrument, the fluorescein angiography with indocyanine green is possible.
This instrument has the following features:
• This instrument assists the user in obtaining pictures of exceptional and stable quality.
• The instrument is easier to use and operate than previous models.
• A wide variety of optional accessories are available for diverse photographic and
imaging purposes.
This manual outlines the TRC-50DX Retinal Camera, including operating procedures,
troubleshooting, maintenance and cleaning.
Before using the instrument, carefully read the "DISPLAY FOR SAFE USE" and the
"SAFETY CAUTION S" to fam iliariz e yoursel f with the feat ures of th e TRC-50D X Retinal
Camera and to ensure that you operate it in an efficient and safe manner.
Always keep this Instruction Manual at hand.
CAUTIONS FOR USE
Basic caution
When taking a picture, m ake sur e that the patient keeps hi s/h er hand s aw ay fr om the mo va ble
parts to avoid possible injury.
Disposal
When disposing of TRC-50DX parts, follow the local regulations for disposal and recycling.
"Because prolonged intense light exposure can damage the retina, the use of the device for ocular
examination should not be unnecessarily prolonged, and the brightness setting should not exceed
what is needed to prov ide clea r visua liza tion of the target stru ctures . This de vice shoul d be used
with filters that eliminate UV radiation (<400nm) and, whenever possible, filters that eliminate
short-wavelength blue light (<420nm).
[Warning]
Be careful not to b ump the patient’s eyes or nose with the instrument dur ing
operation.
[The patient may be injured.]
This symbol is applicable for EU member countries only.
To avoid potential negative consequences for the environment and possibly human
health, this instrument should be disposed of (i) for EU member countries - in
accordance with WEEE (Directive on Waste Electrical and Electronic Equipment),
or (ii) for all other countries, in accordance with local disposal and recycling laws.
The retinal exposure do se for a photoche mical haz ard is a product of the radiance and th e exposure time. If the value of radiance were r educed in hal f, twice the time would be neede d to reach
the maximum exposure limit.
While no acute optical radiation hazards have been identified for fundus cameras, it is recommended that the intensi ty of light directed into the patient's eye b e limited to the minimum level
which is necessary for diagnosis. Infants, aphakes an d persons with diseased eyes will be at
greater risk. The ri sk m ay al so be inc reas ed if the p e rso n b ein g ex am in ed has had any expo su re
with the same instrument or any other ophthalmic instrument using a visible light source during the
previous 24 hours. This will apply particularly if the eye has been exposed to retinal photography."
"Caution: Federal laws restricts this device to the sale by or on the order of a physician."
1. Environmental condi tio ns (with out packa ge)
Temperature: 10°C ~ 40°C
Humidity: 30% ~ 75% (Non-condensing)
Air pressure: 700hPa ~ 1060hPa
2. When storing the instrument, ensure that the following conditions are met:
(1) The instrument must not be splashed with water.
(2) Store the instrument away from envi ronments where a ir pressure, te mperatur e, humid-
ity, ventilation, sunlight, dust, salty/sulfurous air, etc. could cause damage.
(3) Do not store or transport the in strument on a s lanted or uneven surface or in an area
where it is subject to vibrations or instability.
(4) Do not store the instrument where chemicals are stored or gas is generated.
3. Normal life span of the instrument:
8 years from delivery providing regular maintenance is performed [TOPCON data]
ENVIRONMENTAL CONDITIONS FOR PACKAGING IN TRANSPORTATION
Temperature: -20°C ~ 50°C
Humidity: 10% ~ 95%
CHECKPOINTS FOR MAINTENANCE
1. Periodically inspect the instrument and its parts.
2. Before using the instrument after a long period of inactivity, make sure that it operates
safely and normally.
3. Be careful not to s tain the objective lens with fin gerprints, dirt, etc., as this will affect the
coatings and quality of pictures that the instrument takes.
4. When the instrument is not in use, cap the ob jecti ve lens and co ver the instrumen t with the
dust cover.
5. If the object ive lens is stained, clean it accor ding to "CLE ANING THE O BJECTIVE LENS"
on page 58 of this manual.
2
DISPLAY FOR SAFE USE
To encourage safe and pro per use and to pr event injuri es to the operator and others or potential
damage to property, important messages are put on the instrument body and inserted in the
instruction manual.
We suggest that everyone understand the meaning of the following displays, icons and text before
reading the "SAFETY CAUTIONS" and observe all listed instructions.
DISPLAYS
DisplayMeaning
ICONS
WARNING
CAUTION
• Injury refers to cuts, bruises, burns, electric shock, etc. which do not require hospitalization or extended medical treatment.
• Physical damage refers to extensive damage to the building, nearby equipment and/
or surrounding furnitur e.
IconMeaning
Incorrect handling by ignoring this d isplay may lead to a r isk of
death or serious injury.
Incorrect handling by ignoring this display may lead to
personal injury or physical damage.
Prohibition.
Specific content is expressed with words or a picture near the
icon.
Mandatory Action
Specific content is expressed with words or a picture near the
icon.
Caution
Specific content is expressed with words or a picture near the
icon.
3
SAFETY CAUTIONS
IconPrevention itemPage
To avoid fire and ele ctric shock i n cas e of le akage, be su re to u se
a grounded receptacle. Do not connect to receptacles that are not
grounded.
WARNINGS
20
To avoid electric shock, do not attempt disassemblin g, rebuilding
and/or repairs on your own. Ask your dealer for repairs.
Do not remove the external covers from the main unit, chinrest unit
or power supply uni t except for the lamp house co ver. You may
receive an electric shock.
To avoid electric shock when replacing the fuse, be sure to unplug
the instrument before removing the fuse cover. Do not use
ungrounded outlets. Do not plug in the instrument without the fuse
cover.
To avoid fire in the ev ent of an instrument malfunction, use onl y
the fuses that are marked with the label at the side of the fuse
holder.
To avoid fire and electric shock, install the instrument in a dry
place free of water and other liquids.
To avoid fi re and elec tric shock, do not put cu ps or other containers with liquids near the instrument.
To avoid electric shock, do not insert metal objects into any vents
and/or slots.
46
46
57
57
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37, 39,
40
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Disconnect the power plug from the outlet before removing the
lamp house cover. Electric shock may occur if you remove the
lamp house cover without di sconnecting the power plug. Do not
connect the power plug to the outlet while the lamp house cover is
not set on the instrument.
To avoid fire in the event of an instrument malfunction, immediately turn OFF th e power switch and unplug the cable if you see
smoke coming from the instrument, etc. Ask your dealer for
repairs.
To avoid injury, remove the accessories of the UPPER mount
before carrying the instrument. The instrument may tip over.
4
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62
CAUTIONS
IconPrevention itemPage
To prevent damage and injuries, do not install the instrument on an
uneven, unsteady or sloped surface.
To avoid electric shock, do not handle the plugs with wet fingers.20
To avoid discomfort or damage to the patient's eye, do not
brighten the illumination lamp more than necessary.
To avoid discomfort or damage to the patient's eye, do not make a
flash intensity level higher than necessary.
To avoid injury while inclining the instrument body, do not place
your fingers in to th e g ap b etwe en t he i ns trum ent body a nd t he 1st
arm.
To avoid injury while moving the instrument body, do not place
your fingers into the gap between the 1st/2nd arm and the chinrest
column.
*Please give proper instructions to the patient.
To avoid burns, do not replace the lamp with a new one immediately after it goes off. Allow time for it to cool.
53
32
32
32
32
54
To avoid electric shock, do n ot r ep lace t he x en on l am p wi th a new
one immediately after it goes off.
To avoid inju ry while moving the base, do not place yo ur fingers
into the gap between the instrument base and the power supply
unit.
Pay attention to the clear ance betwee n the object ive lens an d the
patient.
When the main body is moved, the objective lens may bump
against the patient's eye or nose inflicting a minor injury.
55
32
32
5
CAUTIONS
IconPrevention itemPage
To prevent falls and in jury during tr ansportation of the instrument,
be sure to lock the base and arm by using the lock ing lev ers. This
will prevent the instrument from moving and sliding.
To avoid injury during carrying, be sure to hold the instrument body
at the bottom with two people. Carrying by one person may cause
backache or injury by falling. Holding at areas other than the bottom may also caus e pinched fingers and injury, as well as falling,
thereby causing damage to the instrument.
-----
-----
To avoid falli ng and in jury while moving the instrument on a r ol li ng
table, be sure to use an approved instrument table.
To avoid injury while moving the chinrest up and down, instruct the
patient to keep hands away from moving parts.
Be careful not to let the patient hold the column. His/her finger
may be pinched between the column and 1st/2nd arm causing
injury.
To avoid elec tric shock, be sure to turn the pow er switch off and
unplug the power cord before replacing the lamp.
Ensure that the 35 mm camera is installed firm ly by fastening the
35mm camera body locking lever.
If installed loosely, the camera may fall off, resulting in severe
damage to the unit and bodily injury.
When installing accessories, secure them firmly by fastening the
accessory locki ng lever.
If installed loosely, the accessories may f all off, leading to bodily
injury.
This instrument has been tested (with 100-120V/200-240V) and
found to comply with IEC60601- 1-2: 2001 .
This instrument radi ates radio frequency energy within standards
and may affect other devices in the vicinity.
If you have discovered that turning on/off the instrument affects
other devices, we recommend that you change its position, keep a
proper distance from other devices, or plug it into a different outlet.
Please consult your authorized dealer if you have any ad ditional
questions.
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30
30
54, 55
62
62
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6
USAGE AND MAINTENANCE
USAGE
• The TRC-50DX Retinal Camera is an electric instrument for medical use. Use this
instrument under a doctor's guidance.
USER MAINTENANCE
To ensure the safety and performance of the instrument, all maintenance work,
unless specified in this manual, shall be conducted by trained service engineers.
The following maintenance tasks may be done by the user.
For details, see the relevant part of this manual.
Replacing lamps:
The illumination lamp and Xenon lamp may be replaced by the user. For details, see
"REPLACING THE ILLUMINATION LAMP" on page 54 and "REPLACING THE
XENON LAMP" on page 55.
Replacing fuses:
The fuses on the instrument body may be replaced by the user. For details, see
"REPLACING THE FUSE" on page 57.
Cleaning the objective lens:
The objective l ens may be cleaned by the user. For details, see "CLEANING THE
OBJECTIVE LENS" on page 60.
ESCAPE CLAUSES
• TOPCON shall not take any responsibility for damage due to fire, earthquakes, actions
by third persons and other accidents, or damage due to negligence and misuse by the
user and any use under unusual conditions.
• TOPCON shall not take any responsibility for damage derived from inability to properly
use this instrument, such as loss of business profit and suspension of business.
• TOPCON shall not take any res ponsibility for damage caus ed from using this instrument in a manner other than that described in this Instruction Manual.
• Diagnoses made shal l be the responsibilit y of pertaining doctors and TOPCON shall
not take any responsibility for the results of such diagnoses.
7
WARNING DISPLAYS AND POSITIONS
To ensure safety , this machin e provides warning displays.
Use the instrument corre ctly by observi ng the di splay instru ctions. If any of the fo llowing display lab els
are missing, cont act yo ur TOPCON dealer at the address li sted o n the b ack cover of t his man ual .
CAUTION
y To a void injury while operating the instru-
ment, be carefu l to preve nt you r han d from
being pinched by the movable parts.
CAUTION
y To avoid injury to the patient while operat-
ing the instrument, be careful not to hit his/
her face with the ins trument body.
WARNING
y Before replacing the fuse with a new one, to
avoid electric shock and fire, turn off the
power switch and remove the power cable
from the outlet. Be sure to use the correctly
rated fuse for replacement.
TRC
-
WARNING
y To avoid injury, remove the accessories of
the UPPER mount before carrying the
instrument. The instrument may tip over.
WARNING
y Before replacing the lamp unit with a new
one, turn off the power switch and remove
the power cable from the outlet to avoid
electric shock.
50DX
CAUTION
y To avoid burns, do not replace the lamp
with a new one immediately after it goes off
because it is still very hot and can cause
burns.
TIME (Timer) switch
Ba (Barrier) switch
Ex (exciter) switch
SPLIT switch
Operation panel
Illumination level knob
STEREO leverBase fixing lever
SPLIT
Ex
UPPER/LOWER selector switch
Flash correction switches
Flash selector panel
Flash selector switch
TIME
Ba
LOCK LOCK STEREO STEREO
FREE FREE FREE FREE
Control panel..................................On this touch panel, the set data are displayed and a variety of
setting is done.
Illumination level knob....................Adjusts the illumination level according to the patient's eye.
Ba (Barrier) switch..........................Sets the barrier fil ter. Press this switch again, and th e barrier
filter is removed.
TIME (Timer) switch......... ...... ....... .Press this s witc h, an d th e tim er s tarts. Pr ess i t a gai n, and the
timer stops.
Ex (exciter) switch ........... ..............Sets the ex citer filter. Press this sw itch again, a nd the exci ter
filter is removed.
SPLIT switch.................................. Sets the internal fixation target to "OFF". Press this switch,
and the split lines are set. Press this switch again, and the
split lines are removed. (Only in relevant products)
STEREO le ver................................ Us ed for stereo photography. Refer to "STEREO PHOTOG-
RAPHY" on page 44 for details.
Base fixing lever.............................Used to lock the base.
UPPER/LOWER selector switch ....When UPPER is selected, photography by the UPPER set
camera is possible.
When in POW ER SAVE mode , push this switch t o reset the
instrument.
Flash selector switch...................... Photography light intensity can be selected in 11 steps. NF
means no light emission from the xenon flash lamp.
Flash correction switches...............Increase or decrease the preset light intensity. (It can be
changed by 21 steps.) Press the
bu tton to increase i t or
the button to decrea se it. For example, when th e preset
light quantity is 36W·s, one press of the button changes the
setting to a value between 36W·s and 50W·s and turns on
both switches (36) and (50).
15
NOMENCLATURE
COMPONENTS ON CONTROL PANEL SCREEN
(
)
Setting operation display (Example of the photography mode color)
Photography mode indication
Timer ind i cation
Angle of coverage indication
FLASH (flash level) indication
ALIGNMENT switch
SMALL PUPIL switch
FILTER switch
Menu switch
APERTURE (photography aperture)
indication
Right/left detection
indication
Illumination level
indication
Photography mode in dication ... Indicates the currently set photography mode. The modes, "COL
(Color)", "GRE (Green)", "FA (FAG)", "F1, F2, AF (AUTO FLUO)"
and "IA (ICG fluorescein)" ("AF, IA" in use only in Type IA) are
changed by o perat ing "F ilter s witch ing kn ob" on t he ma in uni t, "Ex
switch" and "Ba switch".
ALIGNMENT switch ..................Turns on/off the alignment bright spot.
SMALL PUPIL switch................Changes the current mode to the microcoria mode.
FILT ER switc h ........................... Ba (barrier) fi lter or Ex (exciter) filter is set in the link operation
with the photography switch. When the link operation is OFF, it is
possible to take a picture as regarding the Ex (exciter) filter as the
blue filter.
Menu switch........ ......................Indicates the set menu. Wh ile the TIME switch is operating, th is
switch disappears on the screen to prevent a wrong operation.
Timer indication .........................Press the TIME (timer) switch on the base unit, and the timer
starts. Press the switch again, and the timer stops.
Angle of coverage indication.....Indicates the angle of co verage, w hich i s set by the a ngle chan g-
ing lever on the main unit.
FLASH (flash level) indication...Indi cates th e FLAS H (flas h level ), whic h is s et by the flas h selec -
tor switch and the flash correction switches on the base unit.
APERTURE ............... ............ ...By using the switch, it is po ssible to adjus t the f ocus easily
photography aperture
(increased depth of field). By using the switch, it is possible
SMALL
LARGE
to take a picture with low flas h level. This can be used in col or
photography and ICG fluorescein photography (only in Type IA).
Right/left detection indication ...."L" (left eye) or "R" (right eye) is indicated.
Illumination level indication .......Indicates the illumina tion level (halog en), which is set b y the illu-
mination level knob on the base unit.
16
NOMENCLATURE
SET MENU display
Carries out a variety of settings. Press the MENU button on the setting operation display, and
"SET MENU" will be displayed. Refer to "SETTING ON THE SET MENU DISPLAY" on page 23.
FLASH LEVEL (Flash level standard setting)
FIX COLOR (External fixation color selection)
FLICK (External fixation blinking selection)
FILTER IN/OUT (Filter link operation method)
I/F (Interface selection)
EXIT switch
FLASH LEVEL (Flash level standard setting) .... Sets the flash intensity level standard value for
each photography mode.
FIX COLOR (External fixation color selection)... Selects the color of the external fixation lamp,
"AUTO" (automatic), "GREEN" or "RED".
FLICK (External fixation blinking selection)........ Selects the status of the external fixation lamp,
"ON" (blinking) or "OFF" (lighting)
FILTER IN/OUT (Filter link operation method)... Selects the link operation method for the photog-
raphy switch and Ba (barrier) filter.
I/F (Interface) switch........................................... Changes the interface.
EXIT switch ........................................................ Returns to the setting operation display.
17
NOMENCLATURE
NAMES IN OPTICAL FINDER
00.00.0
TIMER
R 50
Reticles
Alignment bright spot
Split lines
"With split" type
Reticles
"Without split" type
Alignment bright spot
18
NOMENCLATURE
STANDARD ACCESSORIES
Upon unpacking, make sure that all the following standard accessories are included. Numbers
in ( ) are the quantities.
Spare parts case (1)Fuse (2)
Chinrest tissue paper (1)Chinrest tissue pin (2)
External fixation target (1)Allen wrench (2)
Large: (2.5)
Small (1.5)
Dust cover (1)Screw (for main unit connecting cord) (3)
Instruction manual (1)
Unpacking and assembly
manual (1)
Phillips screwdriver (1)Inclination brake lever (1)
Internal fixation target mount (1)
(Only in relevant products)
19
NOMENCLATURE
SETUP
CONNECTING THE POWER CORD
To avoid fire and electri c shock in case of leakage, be sure to use a
WARNING
grounded receptacle. Do not connect to receptacles that are not
grounded.
CAUTION
1Make sure that the on the instrument is in the "OFF" () position.
To avoid electric shock, do not handle the plugs with wet fingers.
POWER SWITCH
2Connect the power cord into a grounded outlet.
20
SETUP
CONNECTING THE EXTERNAL DEVICE
Consult your dealer for connection with external devices.
Use the external device complying with IEC 60950.
Connecting to IMAGEnet
This instrument can be connected to IMAGEnet (optional accessory) by two methods.
Connecting method 1: when using the USB term ina l
1Connect one end o f the USB cable (optional accessory) to the USB te rminal. Connect
another end of the USB cable to IMAGEnet. Send the data (right/left eye detection indication, angle of coverage indication, etc.) of the instrument from the USB terminal and
receive the data (timer, flash level, etc.) of IMAGEnet.
2Connect one end of the co nnecting cord (op tional accessory) to the CONTROL termi nal.
Connect another end to IMAGEnet. Performs synchronization.
Connecting method 2: when using the DATA terminal
1Connect one end of the conne cting cord (optiona l acces sory) to the DATA terminal . Con-
nect another end of the connecting cord to IMAGEnet. Send the data (right/left eye detection indication, angle of coverage indication, etc.) of the instrument from the DATA
terminal.
2Connect one end of the co nnecting cord (op tional accessory) to the CONTROL termi nal.
Connect another end to IMAGEnet. Performs synchronization.
DATA
CONTROL
USB terminal
DATA terminalCONTROL terminalTIMER terminal
In the U.S. and Canada, use PC which complies with UL60950 or IEC60950.
Connecting to the video timer
TIMER
1Connect the timer cable (optional accessory) to the TIMER terminal.
2Connect the timer cable (optional accessory) to the input terminal of the video timer
(optional a ccessory).
3Connect the video signal cable to the input terminal of the external monitor.
Consult your dealer for the details.
In the U.S. and Canada , use video timer or monitor which co mplies with UL60950 or
IEC60950.
21
SETUP
RESET FROM POWER SAVE STATE
This instrument has a power saving feature to save energy.
After 30 minutes of non-use, the instrument switches to power save mode.
In ICG fluorescein photo graphy (only in Type IA), after 60 minutes of non-us e, the instrument
switches to power save mode.
In the power saving state, "SLEEP" is indicated on the control panel.
SLEEP
Control panel
1Press the of the on the base unit.
After a few seconds, operation is possible.
PHOTOGRAPHY SWITCH
JOYSTICK
22
SETUP
SETTING ON THE SET MENU DISPLAY
Setting for the followi ng items can be do ne on the "SET MENU" di splay on the contro l panel:
"FLASH LEVEL" (flash level standard setting), "FIX COLOR" (external fixation color selection),
"FLICK" (external fixation blinking selection) and "FILTER IN/OUT" (filter link operation
method).
1Press the MENU switch on the setting operation display on the control panel.
2The "SET MENU" display appears.
FLASH LEVEL (Flash level standard setting)
FIX COLOR (External fixation color selection)
FLICK (External fixation blinking selection)
FILTER IN/OUT (Filter link operation method)
I/F (Interface selection)
EXIT switch
3Press the switch, and the setting operation display appears again.
EXIT
23
SETUP
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