TOPCON
TRC-NW6SF and NW6S Instruction Manual May 2000
Instruction Manual
104 Pages
Preview
Page 1
ENGLISH
INSTRUCTION MANUAL
NON-MYDRIATIC RETINAL CAMERA
TRC-NW6SF/ TRC-NW6S
Copyrights and trademarks Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S is a trademark of the TOPCON Corporation. © TOPCON 2000
INTRODUCTION
Thank you for purchasing the TOPCON Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S. This manual contains instructions for the TOPCON Non-Mydriatic Retinal Camera. This includes the main features, basic operation, troubleshooting, and the maintenance and cleaning of this instrument. Please read the section Warning labels on page 5 and the section Safety precautions on page 6 carefully, before operating the instrument. To ensure the best performance of this instrument, read all instructions carefully and place this manual in a convenient location for future reference.
Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
This machine offers the following innovative features Observe the fundus of the eye and take images without using
mydriatics. Improved picture quality and ease of use. Allows images of the periphery, using the alignment point and the external fixation target for peripheral photography. Allows Fluoro-photography by changing the photography mode (TRC-NW6SF only). Allows Fluoro-observation by using the built-in color video monitor (TRC-NW6SF only).
Precautions This machine is a precision instrument. Be sure to install and use it
4
in a controlled environment under normal temperature, humidity and atmospheric pressure conditions (10~40°C, 30-85%, 70~106kPa) and avoid direct exposure to sunlight. Never install the machine on a slope or an unstable surface. Before using the machine, ensure that all cables are correctly connected. Use a power supply within the range of ±10% of the rated voltage (50/60Hz). Ensure the surrounding area is always clean. When the instrument is not in use, turn off the Power switch, cap the objective lens, and install the dust cover. To ensure the best imaging results, handle the objective lens with particular care and keep it free of dust, fingerprints, or other stains.
Selecting externally connected equipment The TOPCON TRC-NW6SF/ TRC-NW6S complies with the CE standard. Before connecting a personal computer, image recorder, image printer, TV camera, or monitor to the TOPCON product, ensure that such external equipment is in compliance with the CE marking. Note:
The illustrations in this manual pertain to the model TRC-NW6SF only. Please note that the TRC-NW6S differs from the SF model.
Warning labels Important warnings are placed on the products and inserted in the instruction manuals, in order to encourage the safe use of products and prevent any danger to the operator and others or damage to existing facilities. We recommend that the following information about labels and icons be read before going on to read "Safety precautions" and the rest of the manual.
Meaning of labels
Label
Meaning
Ignoring or disregarding this label may lead to death or serious injury. WARNING
Ignoring or disregarding this label may result in personal injury or severe damage to the instrument or other facilities. PRECAUTIONS
Possible injuries include wounds, burns, electric shocks, etc. Damage to other facilities means extensive damage to buildings, equipment and furniture.
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Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
Meaning of icons
Icons
Meaning This icon indicates Caution. A further explanation or picture is placed close to the icon. This icon indicates Prohibition (DO NOT!). A further explanation or picture is placed close to the icon. This indicates Mandatory Action (DO!). A further explanation or picture is placed close to the icon.
Safety precautions This instruction manual details the safety precautions that need to be observed to prevent accidents. Always observe these precautions and use the instrument correctly. WARNING Icons
Precautions
Page
To avoid the risk of electric shock, disconnect the cable from the power supply before assembling the instrument. Always ensure the power supply is disconnected before assembly.
29
Ensure the power supply is equipped with a 3-plug AC receptacle to safeguard against power leakage. Power leakage could cause fire or electric shock.
36
To avoid the risk of electric shock, do not attempt disassembling, rebuilding and/or repairs. Always consult your dealer in case of repairs.
6
95
WARNING Icons
Precautions
Page
To avoid the risk of electric shock do not remove any instrument components, TV relay lens covers, chinrest or power supply components, other than the lamp house cover.
95
To avoid the risk of electric shock, always disconnect
the power cable from the instrument before removing the fuse cover. Always replace the fuse cover before reconnecting the instrument to the power supply.
89
Install the instrument in a clean, dry area. -
To avoid the risk of fire or electric shock, do not place any liquids near the instrument.
-
To avoid the risk of electric shock, do not insert metal items into any vents and/or slots.
-
To avoid the risk of fire, always use the correctly rated fuse as specified on the fuse holder.
-
To avoid the risk of fire, always use the correctly rated fuse as specified on the fuse holder.
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Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
CAUTION Icons
Precautions
Page
Ensure that the monitor lamp is no brighter than
necessary, to avoid any discomfort or injury to the patient.
-
Ensure that the photography light is no brighter than
necessary, to avoid any discomfort or injury to the patient.
65, 66
Do not continue visible fluoro-observation any longer than necessary (TRC-NW6SF only), to avoid any discomfort or injury to the patient.
Always install the instrument on a fixed, stable surface, to prevent damage or injury.
77
29, 34, 85
To avoid potential injury, do not place your hand or
fingers into the area between the instrument body and the power supply unit.
68
To avoid potential burns, do not touch the lamp during, or immediately after use.
86
To avoid the risk of electric shock, never handle a plug with wet hands.
36
To avoid the risk of electric shock, never touch the xenon lamp immediately after a flash or burn out.
87
To avoid potential injury to the patient, always watch the patient carefully while adjusting the chinrest.
8
61
CAUTION Icons
Precautions
Page
To avoid potential injury to the patient while moving
the instrument, always keep the instrument at a safe distance from the patient.
68
Always ensure the TV relay lens and TV camera are
securely mounted, to avoid potential injury during adjustment and operation.
32, 85
Use an approved automatic instrument table to avoid potential injury while moving the instrument.
34
Ensure the fixing knob at the bottom of the instrument is secure, before moving the instrument.
34
The instrument should always be carried by two
people, both holding the bottom of the instrument. Attempting to carry the instrument alone could result in backache or other injury. Attempting to carry the instrument without holding it at the bottom could result in injury or damage.
29, 34
Ensure that the camera mount lever is firmly tightened to prevent the TV camera from falling and causing injury or damage.
85
Ensure that the lens mount lever is firmly tightened to
prevent the TV relay lens from falling and causing injury or damage.
85
To avoid the risk of electric shock, always disconnect the power supply and unplug the power cable before replacing the lamp.
86, 87
To prevent the instrument from falling and to avoid injury during movement, use the base locking knob to secure the power supply unit to the instrument.
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Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
Operation and maintenance Purpose This Non-Mydriatic Retinal Camera is a precision electronic medical instrument, and should only be used under the direction of a medical doctor.
User maintenance To ensure the safe and proper operation of the instrument, unless otherwise specified in this manual, all maintenance should be carried out by a trained service technician. The following maintenance tasks, however, can be performed by the user. Please refer to the relevant text in this manual for the maintenance method.
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Replacing lamps
The illumination lamp and xenon lamp may be replaced by the user. For details, see Replacing the illumination lamp on page 86 and Replacing the xenon lamp on page 87.
Replacing fuses
Fuses used with the instrument may be replaced by the user. For details, see Changing the fuses on page 89.
Cleaning the objective lens
The objective lens may be cleaned by the user. For details, see Cleaning the objective lens on page 91.
TOPCON Instruments general statements TOPCON shall not bear any responsibility for damage due to fire,
earthquakes, actions by third persons and other accidents, or the negligence and misuse by the user and use under unusual conditions. TOPCON shall not bear any responsibility for damage resulting from the inability to use this equipment, such as a loss of business profit and suspension of business. TOPCON shall not bear any responsibility for damage caused by operations other than those described in this Instruction Manual. The diagnoses that are made are the responsibility of relevant doctors, and TOPCON shall not take any responsibility for the results of such diagnoses.
Warning labels and positions To ensure safe operation of this equipment, warning labels are provided. Please adhere to the following warning instructions.
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Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
CAUTION • To avoid potential injury to the patient, always watch the patient carefully while adjusting the chinrest.
CAUTION • Never touch the patient's eyes or nose with the instrument during operation as this may result in personal injury.
WARNING • Electrical shock may cause burns or fire. Turn the main power switch OFF and UNPLUG the power cable before replacing fuses. Only replace with fuses of the correct rating.
CAUTION • To avoid the risk of electric shock, always disconnect the power supply and unplug the power cable before replacing the lamp. • To avoid potential burns, do not touch the lamp during, or immediately after use.
WARNING • To avoid the risk of electric shock, do not attempt to remove the instrument cover.
No user serviceable parts inside, refer servicing to qualified personnel.
WARNING • Electrical shock may cause burns or fire. Turn the main power switch OFF and UNPLUG the power cable before replacing fuses. Only replace with fuses of the correct rating.
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Contents
INTRODUCTION This machine offers the following innovative features
4
Precautions
4
Warning labels
5
Meaning of labels... Meaning of icons...
Safety precautions
6
Operation and maintenance
10
Purpose... User maintenance...
1
5 6
10 10
TOPCON Instruments general statements
11
Warning labels and positions
11
COMPONENTS 1.1
Component names
17
1.2
Control panel components
21
1.3
Monitor screen
22
1.4
Standard accessories
24
1.5
Assembly components
26
Non-Mydriatic Retinal Camera TRC-NW6SF/TRC-NW6S
2
ASSEMBLY PROCEDURE 2.1
Assembling the instrument body
29
2.2
Connecting the tv relay lens with the instrument body
32
2.3
Confirmation after assembly
33
2.4
Installing the instrument
34
2.5
Connecting the power cable
36
2.6
Connecting the external device
36
2.6.1
Connecting the TV camera... 36
2.6.2
Connecting the external recording device... 37
2.6.3
Outputting images to an external monitor... 38
2.6.4
VIDEO OUT terminal... 39
2.7
39
2.7.1
Preparation for menu setting... 39
2.7.2
Displaying the Menu screen... 39
2.7.3
Returning to the Monitor screen... 40
2.7.4
Setting the Record/Playback mode... 40
2.7.5
Switching of fixation target on/flicker... 40
2.7.6
Switching of internal/external fixation targets... 41
2.7.7
Fixation target pattern... 41
2.7.8
Flash level... 42
2.8
3
Reset from power save state
43
INITIAL SETTING 3.1
Preparation for initial set-up
45
3.2
Setting the record/playback mode
46
3.3
Setting the fixation target
47
3.3.1
Switching the fixation target on/flicker... 47
3.3.2
Switching of internal/external fixation targets... 48
3.4
Setting peripheral photography
48
3.4.1
Fixation target pattern... 49
3.4.2
R/L reset... 50
3.4.3
Display mode... 50
3.5
xiv
Menu setting
Setting the screen display
51
3.5.1
Flash level compensation display... 51
3.5.2
Flash level display... 52
3.5.3
Illumination level display... 52
3.5.4
Picture angle display... 53
3.5.5
Illumination aperture display... 53
3.5.6
Peripheral fixation position display... 54
3.6
System setting
55
3.7
Setting the initial state
55
3.7.1
Flash level... 56
3.7.2
Commercial power supply frequency... 57
3.7.3
LED display... 57
3.7.4
Timer sound... 58
3.7.5
Operation sound... 58
3.7.6
Power save time... 59
3.7.7
Quick mirror up... 59
3.8
4
Setting the language
60
BASIC OPERATION 4.1
Preparation for photography
61
4.1.1
Connecting to the power supply... 61
4.1.2
Positioning the patient... 61
4.2
Color photography (center)
64
4.2.1
Setting the photography mode... 64
4.2.2
Setting the picture position... 64
4.2.3
Setting the picture angle... 65
4.2.4
Setting illumination level... 65
4.2.5
Setting the flash level... 66
4.2.6
Changing the diopter compensation lens... 67
4.2.7
Collimation and photography... 68
4.3
Fluoro-photography (center)
75
4.3.1
Setting the photography mode... 75
4.3.2
Setting the picture position... 75
4.3.3
Setting the picture angle... 75
4.3.4
Setting illumination level... 76
4.3.5
Setting the flash level... 76
4.3.6
Changing the diopter compensation lens... 76
4.3.7
Preparing the patient... 76
4.3.8
Collimation and photography... 76
4.3.9
Fluoro-observation... 77
4.4
Peripheral photography
79
4.4.1
Setting the picture position... 79
4.4.2
Other settings... 80
4.4.3
Collimation and photography... 80
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Non-Mydriatic Retinal Camera TRC-NW6SF/TRC-NW6S
4.5
Setting the photography mode... 82
4.5.2
Setting the picture position... 83
4.5.3
Setting the picture angle... 83
4.5.4
Setting the illumination level... 83
4.5.5
Changing the diopter compensation lens... 83
4.5.6
Collimation and photography... 83
5
Finishing
84
MAINTENANCE AND CHECKS 5.1
Daily care
85
5.2
Changing the lamp
86
5.2.1
Replacing the illumination lamp... 86
5.2.2
Replacing the xenon lamp... 87
5.3
Changing the fuses
89
5.4
Supplying the chinrest tissue
90
5.5
Adjusting the color video monitor
90
5.6
Cleaning the instrument
91
5.6.1
Cleaning the dust cover, control panel and monitor screen... 91
5.6.2
Cleaning the objective lens... 91
5.7
List of expendables and spare parts
92
5.8
Optional accessories
93
5.8.1
5.9
6
xvi
82
4.5.1
4.6
7
Anterior segment photography
Adjustable instrument table AIT-11... 93
Contacting TOPCON
94
TROUBLESHOOTING 6.1
Before requesting service
95
6.2
Troubleshooting table
96
6.3
Error code list
99
6.4
Emergency chinrest operation
99
SPECIFICATIONS
Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
(1)
TV camera connection terminal
(2)
Diopter compensation lens selector
(3)
Focusing knob
(4)
IR filter selector
(5)
Image quality adjustment knob
(6)
Base brake knob
(7)
Vertical position mark
(8)
Fuse holder
(9)
TV relay lens attaching lever
(10)
TV relay lens
(11)
Angle selector
(12)
Mode selector *
(13)
Fluoro-observation knob *
(14)
Name plate slot
(15)
Color video monitor
(16)
Photography switch
(17)
Omni-directional joystick
(18)
Power lamp
(19)
Control panel
(20)
Fixing knob (for use when carrying the instrument)
* TRC-NW6SF only
18
(21)
(22)
(26)
(27) (23) (28) (24)
(25)
(21)
Forehead rest
(22)
Canthus marker
(23)
Chin-rest tissue pin
(24)
Lamp house cover
(25)
Chinrest
(26)
Anterior segment fixation target
(27)
Objective lens
(28)
Lamp house cover screw
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Non-Mydriatic Retinal Camera TRC-NW6SF/ TRC-NW6S
(34)
(29)
(30)
(31) (32) (33)
20
(29)
Base
(30)
Power switch
(31)
Fuse holder
(32)
Power supply unit
(33)
External output terminal:
(34)
External fixation target
1.2 Control panel components
(40) (35)
(36)
(37)
(41)
(42)
(38)
(39)
(35)
Menu switch Displays the Menu screen.
(36)
Split switch Turns split lines on/off.
(37)
Flash Level switch ([-], [reset], [+]) Adjusts the flash level for the patient’s eye condition.
(38)
Illumination Level switch ([-], [+]) Adjusts the illumination level for the patient’s eye condition.
(39)
Chinrest switch ([down], [up]) Positions the patient’s head by electronically moving the chinrest up/down.
(40)
Illumination Aperture switch * Changes the flash level for color photography. Also, changes the illumination aperture in fluoro-photography with 45°/ picture angle.
(41)
Timer switch * Displays the elapsed time on the monitor/photography image.
* TRC-NW6SF only
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