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Topcon TRC-NW8 Instruction Manual Download Page 58

56

OBJECTIVE OPERATIONS

2

Move the instrument body in all directions by the control lever until the patient's eye is in
the center of the color LCD monitor.

3

Turn the focusing knob so the anterior segment image is clearly visible on the color LCD
monitor, and press the 

.

AUTO

F S P

PHOTOGRAPHY SWITCH

Summary of Contents for TRC-NW8

Page 1: ...INSTRUCTION MANUAL NON MYDRIATIC RETINAL CAMERA TRC NW8...

Page 2: ......

Page 3: ...uction Manual at hand Warning Be careful not to hit the patient s eyes or nose with the instrument during oper ation The patient may be injured Caution This instrument must not be used for the followi...

Page 4: ...ff the power switch and unplug the power cord and then replace the lamp with a rated one Disposal When disposing of TRC NW8 parts follow the local regulations for disposal and recycling ENVIRONMENTAL...

Page 5: ...period of inactivity make sure that it operates safely and normally 3 Be careful not to stain the objective lens with fingerprints dirt etc as this will affect the quality of pictures that the instrum...

Page 6: ...g this display may lead to an impending danger of death or serious injury CAUTION Incorrect handling by ignoring this display may lead to personal injury or physical damage Injury refers to hurt cuts...

Page 7: ...c shock install the instrument in a dry place free of water and other liquids To avoid fire and electric shock do not put cups or other contain ers with liquids near the instrument To avoid electric s...

Page 8: ...s eye do not brighten the illumination lamp more than nec essary 38 To avoid pain and discomfort to the patient and damage to the patient s eye do not brighten the photography light more than nec ess...

Page 9: ...e patient s eyes and nose while moving the instrument body keep a safe distance between the patient and the objective lens 41 To avoid injury by falling off make sure that the digital camera is correc...

Page 10: ...ned by the user For details see Cleaning the objective lens on page 79 ESCAPE CLAUSES Usage The TRC NW8 NON MYDRIATIC RETINAL CAMERA is an electric instrument for medical use Use it accordingly TOPCON...

Page 11: ...are ful not to pinch the patient s hand The patient may be injured CAUTION y To avoid electric shock turn off the power switch when replacing the lamp y To avoid burns do not replace the lamp with a n...

Page 12: ...PREPARATIONS ASSEMBLY PROCEDURE OF THE INSTRUMENT BODY 18 INSTALLING THE DIGITAL CAMERA 20 HOW TO CONNECT THE CABLES 20 CONFIRMATION AFTER ASSEMBLY 21 CONNECTING THE POWER CORD 22 CONNECTING THE EXTER...

Page 13: ...OPERATION PRINCIPLE 69 MAINTENANCE DAILY CHECKUPS 70 CLEANING 79 OPTIONAL ACCESSORIES EXTERNAL FIXATION TARGET EF 2 81 REFERENCE MATERIAL SHAPE OF PLUG 82 SYMBOL 82 USABLE AUTOMATIC INSTRUMENT TABLE 8...

Page 14: ...nt LED illuminator Color LCD monitor Image quality adjustment switch Photography switch Control lever Base brake knob Power lamp Fixing knob for carrying lens selector Main unit Power supply unit Chin...

Page 15: ...a This switch function is invalidated by the setting on the external recording device and the instrument Illumination diaphragm selector switch P 51 Upward cursor switch P 24 P 36 Used in small pupil...

Page 16: ...ry fixation point You can move the selection cursor leftward when entering the menu and ID Fixation target selector switch clockwise P 47 Rightward cursor switch P 36 Switches the position of the inte...

Page 17: ...on is ON Set it to OFF and P is dark ened When the auto function which has been set to ON is invalidated a red oblique line is displayed The left figure shows that the auto small pupil function is inv...

Page 18: ...en Photographic image Patient ID AUTO display Xenon charging display Flash level compensation Small pupil diaphragm Fixation target position Right left eye RF filter Diopter compensation lens Printer...

Page 19: ...e following standard accessories are included Numbers in are the quantities Power cord 1 Chinrest tissue pin 2 Chinrest tissue paper 1 Fuse 6 Instruction manual 1 Dust cover 1 Spare parts case 1 Rail...

Page 20: ...carried by two persons Carrying by one person may cause backache or injury Holding at areas other than the bottom may also cause injury as well as falling thereby damaging the instrument CAUTION To p...

Page 21: ...hinrest side slide the base to the left and unscrew the transportation bracket B 6 Slide the base to the right and unscrew the transportation bracket A with the screwdriver 7 Fasten the rail covers us...

Page 22: ...e instrument turn the digital camera counter clockwise while pressing its lens lock release button For some types of the digital cameras to be installed a mount conversion adapter or tele converter is...

Page 23: ...n the base brake knob and move the control lever to verify that it moves smoothly 1 Right left movement 2 Back forth movement 3 Up down movement Just after being unpacked the right left movement may b...

Page 24: ...a proper outlet with grounding Refrain from using UPS Uninterruptible Power Supply The trouble caused by using UPS will not be guaranteed WARNING To avoid fire and electric shock in case of leakage b...

Page 25: ...ls contact your dealer or TOPCON see the back cover When connecting the external device do not take a picture before the recognition dis plays shown below appear on the color LCD monitor When you want...

Page 26: ...the ON I Displaying the menu screen 1 Make sure that the Monitor screen is displayed 2 Press the on the control panel Make sure that MENU is displayed 3 Press the or the selected item is changed 4 Pr...

Page 27: ...re that AUTO is selected and press the 2 Press the or to select FOCUS and then press the 3 Select ON or OFF with the or and then press the The selected data is set ENTER SWITCH DOWNWARD CURSOR SWITCH...

Page 28: ...ressing the photography switch 1 On the MENU screen make sure that AUTO is selected and press the 2 Press the or to select SHOOT and then press the 3 Select ON or OFF with the or and then press the Th...

Page 29: ...the small pupil diaphragm 1 On the MENU screen make sure that AUTO is selected and press the 2 Press the or to select SMALL PUPIL and then press the 3 Select ON or OFF with the or and then press the T...

Page 30: ...to select INT EXT and then press the 3 Press the or to select INTER NAL internal fixation target or EXTERNAL external fixation target Then press the ENTER SWITCH MENU FIXATION FLASH DCF MODE TYPE INT...

Page 31: ...center 5B vertical horizontal positions center 8POINT 8 positions or 9POINT 8 positions center Press the For setting and lighting the internal fixation target refer to MEMO on page 48 ENTER SWITCH MEN...

Page 32: ...l The instrument automat ically recognizes the USB memory and the USB recognition mark is displayed on the color LCD monitor The photographed image will be saved in the USB memory When disconnect ing...

Page 33: ...REMOVED is displayed on the color LCD monitor disconnect the USB memory from the input output terminal If the message THE MEMORY CAN NOT BE STOPPED PLEASE TRY AGAIN is displayed wait for a while and r...

Page 34: ...MENU screen and press the 2 Press the or to select SD CARD Then press the 3 Press the or to select ON Then press the In some type of the digital camera to be installed the SD card cannot be used ENTER...

Page 35: ...tting Explanation COLOR BASE LVL 4 to 4 0 Set the reference value of flash level in color photography When you set 0 the reference value of flash level is 9 4W s GREEN BASE LVL 4 to 4 0 Set the refere...

Page 36: ...save sets in the power lamp on the control panel flickers and the monitor screen goes off 1 Press the The color LCD monitor is displayed and ready for photography When shipped the power save set time...

Page 37: ...tography with RF filter P 54 Anterior segment photography P 55 P 56 Stereo photography P 57 P 58 Setting the patient P 36 P 37 When the patient has small pupil Setting the flash level P 39 Centering a...

Page 38: ...t Back in the character selection unit To move it rightward select Forward 5 Repeat Step 3 4 to input all the digits Connect the mouse to the input output terminal and the mouse pointer is displayed o...

Page 39: ...IR filter selector is on 8 Seat patient comfortably 9 Adjust the table height or chair height so the patient has his her chin placed centrally on the chinrest 10 Adjust the chinrest height with the so...

Page 40: ...n level display on the color LCD monitor Normally the illumination level has five steps When the instrument is first turned on the illumination level is set to level 3 CAUTION To avoid pain and discom...

Page 41: ...value You can adjust the reference value of the flash level in four steps in both and directions The flash level display can also display the light intensity level unit W s in addition to the compens...

Page 42: ...it to myopia On a highly hyperopic patient pull out the diopter compensation lens selector by two steps and set it to hyperopia Compensation range 0 13 to 12D 33 to 12D 9 to 40D When the diopter comp...

Page 43: ...ment body up down turn the control lever right for upward movement and left for downward movement The vertical position of the instrument body can be checked with the vertical position mark CAUTION To...

Page 44: ...tor Hold the control lever perpendicularly which facilitates centering on the fundus 3 On the color LCD monitor bring the scale towards the patient s pupil and make sure that the pupil is larger than...

Page 45: ...or the working dis tance alignment become visible When the auto focus function is ON the instrument changes the split lines into one line At this time the fundus is almost in focus The auto focus mech...

Page 46: ...he auto shoot function is OFF the instrument does not take a picture automatically Check the bright spot on the color LCD monitor and press the to take a picture Use the to turn ON OFF all the auto fu...

Page 47: ...compensate for it by pressing the and repeat the centering and photography procedure When connecting to IMAGEnet commercial product etc with two USB cables the pre view screen is not indicated 12 To...

Page 48: ...to the center position The vertical center position of the instrument can be checked with the vertical position mark When you are not going to use the instrument for a long period of time remove the p...

Page 49: ...reversely reversed order Press the at the center position The position moves in the order numerical order of Fig A Press the and the fixation is reset at the normal position not the optical axis cent...

Page 50: ...The above explains the case in which P2 is set for PERIPHERAL In addition to P2 it is possible to set P3 D center of optic disc C center F center of macula To set it select FIXATION on the MENU screen...

Page 51: ...ody in all directions to get the patient s eye in the center of the color LCD monitor 3 On the color LCD monitor bring the scale to the patient s pupil and make sure that the pupil is larger than the...

Page 52: ...Level switch adjust the brightness of the image while watch ing it on the color LCD monitor For details about the illumination level setting see the MEMO on page 38 7 For the steps to follow see Cent...

Page 53: ...recommended to take a picture by the following procedure 1 Using the control lever move the instrument body in all directions to get the patient s eye in the center of the color LCD monitor 2 On the c...

Page 54: ...us is almost in focus The auto focus mechanism will not work for ocular pathology e g strong cataract myo pia and hyperopia beyond 13 to 12D etc When the auto focus function is OFF operate the focusin...

Page 55: ...ng the focusing knob change the diopter compensation lens For details see Changing the diopter compensation lens on page 40 Since the split lines are off when the diopter compensation lens is anything...

Page 56: ...he flash level is automatically changed 27W s in ISO800 for red free photography For details about the flash level setting refer to Setting of the flash level on page 39 2 Hereafter take a picture fol...

Page 57: ...r compensation lens Push in the diopter compensation lens selector and change the diopter compensation lens to 0 See Changing the diopter compensation lens on page 40 Centering and photography The cen...

Page 58: ...y in all directions by the control lever until the patient s eye is in the center of the color LCD monitor 3 Turn the focusing knob so the anterior segment image is clearly visible on the color LCD mo...

Page 59: ...on is OFF align the split line by turning the focusing knob When the auto shoot function is OFF bring the alignment bright spot into the scale and then press the 3 Bring the alignment bright spot into...

Page 60: ...ich has already been moved leftward With this the instrument takes a picture of the other side and the preview screen appears When the auto focus function is OFF the operation is the same as the right...

Page 61: ...ridge is connected to the instrument direct print can be done 1 Display the image to be printed on the color LCD monitor For displaying it refer to the above mentioned Reading the image 2 Make sure th...

Page 62: ...s deleted When DELETE ALL is selected all the images read from the recording medium are deleted 3 The following check message is displayed on the color LCD monitor To stop the deletion of the image ma...

Page 63: ...era correctly and then turn ON the power again NO SDCARD The SD card is not inserted Insert the SD card or set OFF for the SD card SD FULL OR LOCKED USB MEMORY FULL The SD card is locked or it does no...

Page 64: ...The whole is cov ered with light Centering is incorrect Adjust centering 41 Focusing is incorrect Adjust focus 43 Opacity in patient s eye Flare cannot be removed Photographic image has a dim white sp...

Page 65: ...3 Cable connection is incorrect Make sure that the digital camera connect ing cable is connected correctly 20 Anomaly in external recording device Check power supply settings paper etc Cannot get pati...

Page 66: ...photography Color photography and red free photography Focus range to correct the refractive errors of the patient s eye 0 13D to 12D 1 33D to 12D 9D to 40D Internal fixation target Center Periphery...

Page 67: ...cified may result in increased EMISSION or decreased IMMUNITY of the EQUIPMENT or SYSTEM Item Parts code Length m AC power cord for test device 44804 70020 1 5 USB cable 2 0 USB cable 2 0 USB cable fo...

Page 68: ...e s to line s 2 kV line s to earth 1 kV line s to line s 2 kV line s to earth Mains power quality should be that of a typical commercial or hospital envi ronment Voltage dips short interruptions and v...

Page 69: ...te survey a should be less than the compli ance level in each frequency range b Interference may occur in the vicinity of equipment marked with the following sym bol NOTE 1 At 80 MHz and 800 MHz the h...

Page 70: ...t in which radiated RF dis turbances are controlled The customer or the user of the TRC NW8 can help prevent electro magnetic interference by maintaining a minimum distance between portable and mobile...

Page 71: ...ENSIONS AND WEIGHT Dimensions 274mm W 508mm D 536 566mm H Weight 23 5kg PURPOSE OF USE To observe and photograph the fundus through the pupil and document it OPERATION PRINCIPLE The fundus of the pati...

Page 72: ...ering consumables When ordering consumables and spare parts contact your dealer or TOPCON see the back cover and tell them the article name article code and quantity CAUTION To prevent damage and inju...

Page 73: ...ternal cover control panel etc Replacement As required Illumination lamp Xenon lamp Fuse Item Inspection time Contents Cleaning each unit At least every 12 months Cleaning the external parts Cleaning...

Page 74: ...4 Loosen the two set screws and remove the lamp terminal 5 Hold the lamp at the bottom and pull it out of the lamp holder in a straight direction CAUTION To avoid electric shock be sure to turn the p...

Page 75: ...ncluding photography cannot be done Replacing the xenon lamp The service life of the xenon lamp is approx 10 000 cycles Replacing the xenon lamp if it is burned or becomes whitened 1 Turn the OFF and...

Page 76: ...ghtly move it to the left and slide it into the xenon set screws 6 Securely fasten the three xenon set screws 7 Attach the lamp house cover by matching the projection at the bottom part of the lamp ho...

Page 77: ...der clockwise and fasten it When the fuse has blown out the entire instrument will not operate Replace the fuse WARNING To avoid electric shock unplug the power cord from the grounded out let before r...

Page 78: ...76 MAINTENANCE Supplying the chinrest tissue paper When the chinrest tissue paper is used up pull out the chinrest tissue pin and refill the tissue paper Chinrest tissue pin...

Page 79: ...of the selected item with the or 5 Press the The set value is decided and the selected item color is changed to gray IMAGE QUALITY MENU SWITCH SWITCH SWITCH EXIT SWITCH Displays the image quality adj...

Page 80: ...cally Auto Color Adjusts the color automatically Default Returns the set data to the condition when shipped Save Data Saves the set data Cancel Cancels the data and erases the image quality adjustment...

Page 81: ...method is different from a conventional coated lens To check the objective lens set the to ON and turn the illumination lamp ON Darken the room Pull out the IR filter selector and set the visible lig...

Page 82: ...ns cleaning paper It is o k to wipe the lens after breathing on it Don t use the following methods because the lens can be damaged Wiping the lens by grasping with fingernails Using a lens cleaning pa...

Page 83: ...81 OPTIONAL ACCESSORIES OPTIONAL ACCESSORIES EXTERNAL FIXATION TARGET EF 2 This is used to guide the patient s fixed sight...

Page 84: ...50Hz Type C E Bolivia Paraguay 220V 60Hz Type A Most common Type H Infrequently Chile 220V 60Hz Type A Colombia 110V 50Hz Type C Brazil 220V 60Hz 127V 60Hz Type A Type C Ecuador 110V 50Hz Type C E US...

Page 85: ...evel Illumination level Flash level Indicated set value Level ratio Indicated set value Level ratio 1 0 277 0 7 0 022 2 0 366 0 8 0 025 3 0 497 1 0 0 027 4 0 669 1 2 0 033 5 1 000 1 4 0 036 1 7 0 041...

Page 86: ...cu lar examination should not be unnecessarily prolonged and the brightness setting should not exceed what is needed to provide clear visualization of the target structures This device should be used...

Page 87: ...e Please inform us of the date of purchase Instrument s condition Please provide us with as much detail as possible on the problem NON MYDRIATIC RETINAL CAMERA TRC NW8 INSTRUCTION MANUAL 2008 version...

Page 88: ...NON MYDRIATIC RETINAL CAMERA TRC NW8 40508 91013 Printed in Japan 0812 100TH 3...

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