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VX-20 Manual

1. 37 4 6 Blue Brown DOO eee eae eee ere ee eee ae ee een en ee re eee een ee 3 4 7 Customize button irises eepseracersoieseneaceciaaeesnese neuciaacis seseucostensasuewsnaeesentdsuusscedteesneseracanes 37 4 8 Power saving function 00 cece cc ceeccceccceeeeceeeeaeeeceeeeceeeeeueeseeessuceseueesaeeseneeseeessneesaees 38 4 9 Recalling and printing images a ae de in 38 OU E E E 39 5 1 IVAN RSR E E AE E E EEN E N S EEE EE E E E E EE 39 Ie CAU e E E semi A AARE 41 Do WCE a E a E E E EEE E EEE EEA 42 DA Advanced TUNCUIONSS See eee teur ee ee eos 43 99 CCS NS CE PEN ee NE PRET ee ee ee 46 SOULS S NO OLN aioe ee emer eae termes te nesaeemenaneede 48 Maintenance and INSPe ction cccccceeceeeseceeceeceeeneenseesneeneeneeneenseeseess 52 7 1 Daily IVAN STUNG ee AEE 52 Te Dal MS ER ee ee eee 53 de WANS CIC AANA cscs cg E eset EE sepa Bug seessecoscessenrgceas 54 7 4 Replacement Of consumables cccccccceecceecceeeeeeceseceeeecseceneeeueceneeseeeeeteeseeeeees 55 Pod RE QUIACI S D CO D nAra 59 S DECIMICALONS sieaiitieeitasi nymmnt tssstiastasnt iemsitteint immens nt 60 Technical INONMA ON eeieieenimmsssnnmmanemansss EEEN aai 61 9 1 Folder structure and data format of the compact flash memory Card 61 9 2 Number of photographs taken using the supplied memory Card ee 63 9 3 File format and name of the files generated in the Network connection setting 63 Li
2. radiant flux mW 700 1000 1100 wavelength nm Internal fixation light red E x 3 re S TD he 700 1000 wavelength nm Internal fixation light green radiant flux mW 700 1000 wavelength nm 66 10 Light Hazard ISO 15004 2 External fixation light red radiant flux mW 700 wavelength nm External fixation light green o o ol radiant flux mW 700 1000 wavelength nm 6 11 Electromagnetic compatibility IEC60601 1 2 This instrument is a medical electrical instrument Medical electrical instruments are requireed special attention to the electromagnetic compatibility EMC The following section describes the EMC and precautions regarding this instrument When installing or using this instrument read the description carefully and follow the directions described The EMC of this instrument was tested based on IEC60601 1 2 1 Please note that portable or mobile type radio frequency communication devices RF communications instrument may adversely affect this instrument resulting in malfunctioning 2 The electromagnetic compatibility EMC of this instrument was tested with the options and accessories shown below Since using an option or accessory other than those specified may cause malfunctioning of this instrument due to interferences of other device or cause
3. Remedy Change to mydriatic mode LCD monitoring mode is enabled Change to viewfinder observation Turn the observation light intensity control knob to the 10 o clock posi tion Observation light intensity control knob is in the minimum position The observation illumination lamp does not illuminate Press any button on the operation It is in the power saving mode panel Is the illumination lamp properly at tached Review if the illumination lamp is attached properly Replace the illumination lamp See The illumination lamp is burned out 1 Compact flash memory card is not Insert the compact flash memory inserted in stand alone card The shutter button cannot be pressed The cable is pulled out inVK con Connect the cable nection Ri gt Viewer mode is enabled Enable capture mode Review the attachment of the flash The photography flash lamp Is the flash lamp properly attached does not illuminate The flash lamp is white and cloudy Replace the flash lamp See 7 4 2 D Es Is mydriatic color mode RF mode FA mode finder observation mode for FAF enabled7 Enable non mydriatic mode or LCD monitoring mode Turn the observation light intensity control knob to the 10 o clock posi tion Is observation light intensity control knob at the minimum position The observation image is not displayed on the LCD monitor Wait until boot up completes It take
4. KIRG REE REE 5 2 2 Start up mode In this tab you may set the photography mode set tings button operation regarding the photography Star mode at the time of start up Flash Intensit Image Quarity Select the detault capture mode Select priority capture mode when you whea the system starts up pushed caputure mode button after the Start up photography mode The instrument is in Da trente iati FAF RF either mydriatic or non mydriatic photography Color mode at start up APPLY OIX RF FAF button The instrument is in either Red Free or FAF photography mode when the RF FAF switching button is pressed for the first time after start up 41 5 Setting 42 5 2 3 Image quality color This function is enabled while the connection configuration is in Stand alone or Network connection In VK connection the image quality and color settings for the photographed images are configured in the VK series which allows more detailed settings To achieve images that are close to what you want using the instrument in VK connection is recommended Image quality color You may adjust the quality and color of the photographed images in color mydriatic color and non mydriatic color photography Size and compression rate You may set the size and compression rate of the photographed images A common size and compression rate settings are used for
5. Set the initial setting Blue or Brown AE 5 4 5 FAF observation The FAF observation mode which is usually used for the LCD monitoring of non mydriatic state also al lows observation of mydriatic state through the optical viewfinder eyepiece Select Observation method This function may be set when you purchase and ap ply the FAF options 45 5 Setting 5 5 Maintenance 5 5 1 Making a backup copy of compact flash memory card You may make a backup copy of the data saved in the compact flash memory card Backup at CF card Connect the USB memory for backup If you connected more then two copy it the first connected USBmemory A Notice When more than two backup media are connected the one connected to the instrument first pre cedes the other This function is enabled while the connection configuration is in Stand alone or Network connec tion 5 5 2 Formatting a compact flash memory card In this tab you may format a compact flash memory card connected to the instrument This function is enabled while the connection con figuration is in Stand alone or Network connec tion Format at CF card If a password is set according to 5 5 4 Setting a password you will be asked to enter the password 5 5 3 Version information This tab shows the instrument s serial number and the versions of applications installed 46 5 S
6. lt nsCommon LastName gt lt nsCommon LastName gt lt nsCommon Sex gt lt nsCommon Sex gt lt nsCommon Age gt lt nsCommon Age gt lt nsCommon DOB gt lt nsCommon DOB gt lt nsCommon NameJ1 gt lt nsCommon NameJ1 gt lt nsCommon NameJ2 gt lt nsCommon NameJ2 gt lt nsCommon Patient gt lt nsCommon Operator gt lt nsCommon No gt lt nsCommon No gt lt nsCommon D gt lt nsCommon ID gt lt nsCommon Operator gt lt nsCommon Parts gt 2 digit maintenance code for Kowa lt nsCommon Parts gt lt nsCommon Common gt lt nsFUNDUS Measure type FUNDUS gt lt nsFUNDUS FUNDUS gt lt nsFUNDUS List No 1 gt lt nsFUNDUS ImageType gt Photography type lt nsFUNDUS Image Type gt lt nsFUNDUS AcquisitionDate gt YYYY MM DD lt nsFUNDUS AcquisitionDate gt ensFUNDUS Acquisition Time HH MM SS lt nsFUNDUS AcquisitionTime gt lt nsFUNDUS Timer gt Timer elapsed time OOMMSSmmn lt nsFUNDUS Timer gt lt nsFUNDUS HorizontalFieldOfView unit deg gt Field angle lt nsFUNDUS HorizontalFieldOfView gt lt nsFUNDUS ImageLaterality gt Photographed eye lt nsFUNDUS ImageLaterality gt lt nsFUNDUS PixelSpacing unit mm gt lt nsFUNDUS PixelSpacing gt lt nsFUNDUS FileName gt Image file name lt nsFUNDUS FileName gt lt nsFUNDUS List gt lt nsFUNDUS FUNDUS gt lt nsStatus Status gt lt nsStatus ImageTypeEx gt Photography type extension lt nsStatus Image TypeEx gt lt nsStatus Flashintensity
7. 10D Q Pull the main unit towards you as far as it goes and move the optical head base horizontally and or the optical component vertically so that the patient s eye is displayed in the center of the LCD monitor Adjust the working length Move the optical head base forward until the patient s pupil and the ring illumination coincide Coarse motion Adjust the position of the main unit so that the working dot shown on the retinal image becomes the brightest over the working dot aid Fine motion A Notice e Maintain a sufficient distance to avoid hitting the patient while moving the instrument in a coarse mo tion 17 3 Basic usage 9 Guide the patient s fixation Use the external fixation target to guide the patient s fixation position until the part you want to photograph becomes visible through the op tical viewfinder eyepiece Position the external fixation target where the patient can fix the vi sion with the eye not examined If the patient s fixation cannot be achieved with the eye not pho tographed press the LCD monitoring button then select an internal fixation target using the fixation target selection button or use the internal fixation target optional accessory to guide the patient s fixation Adjust the focus Turn the focusing knob to adjust the focus When you turn the fo cusing knob the focus dots on the LCD monitor move left and right Turn focusing knob so tha
8. 8 EN 61000 4 8 NOTE U is the a c mains voltage prior to application of the test level 6kV contact 8kV air 2kV for power supply lines 1kV for input output lines 1kV differential mode 2kV common mode lt 5 UT gt 95 dip in UT for 0 5 cycle 40 UT 60 dip in U for 5 cycles 70 UT 30 dip in U for 25 cycles lt 5 UT gt 95 dip in UT for 5 sec 6kV contact 8kV air 2kV for power supply lines 1kV for input output lines 1kV differential mode 2kV common mode lt 5 U gt 95 dip in U for 0 5 cycle 40 U 60 dip in UT for 5 cycle 70 UT 30 dip in UT for 25 cycle lt 5 UT gt 95 dip in UT for 5 sec Floors should be wood concrete or ceramic tile If floors are covered with synthetic material the relative humidity should be at least 30 Mains power quality should be that of a typical commercial or hospital environment Mains power quality should be that of a typical commercial or hospital environment Mains power quality should be that of a typical commercial or hospital environment If the user of KOWA VX 20 requires continued operation during power mains interruptions it is recommended that KOWA VX 20 be powered from an uninterruptible power supply Power frequency magnetic fields should be at lev els characteristic of a typical location in a typical commercial or hospital environment 69 11 Electromagnetic compatibility IEC6
9. Right eye R Left eye L Elapsed time on the timer at the time of FA photography OOMMSSmmm 01 or 02 is indicated if photography other than FA was performed 61 9 Technical information 62 The structure of the photography condition files is as shown below lt xml version 1 0 encoding UTF 8 gt lt xml stylesheet type text xsl href Fundus_Stylesheet xsl gt lt Ophthalmology xmins xsi http www w3 org 2001 XMLSchema instance xmins nsCommon http www joia or jp standardized namespaces Common xmins nSF UNDUS http www joia or jp standardized namespaces Fundus xsi schemaLocation http www joia or jp standardized namespaces Common Common _schema xsd http www joia or jp standardized namespaces Fundus Fundus_schema xsd gt lt nsCommon Common gt lt nsCommon Company gt KOWA lt nsCommon Company gt lt nsCommon ModelName gt VX 20 lt nsCommon ModelName gt lt nsCommon MachineNo gt 11 digit serial number lt nsCommon MachineNo gt lt nsCommon ROMVersion gt lt nsCommon ROMVersion gt lt nsCommon Version gt 1 0 lt nsCommon Version gt lt nsCommon Date gt YY Y Y MM DD lt nsCommon Date gt lt nsCommon Time gt HH MM SS lt nsCommon Times lt nsCommon Patient gt lt nsCommon No gt 4 digit test number lt nsCommon No gt lt nsCommon ID gt Patient s ID lt nsCommon ID gt lt nsCommon FirstName gt lt nsCommon FirstName gt lt nsCommon MiddleName gt lt nsCommon MiddleName gt
10. a long period of time inspect the items below Inspect if the objective lens is free from soils Inspect if intensity of the lamps appropriately adjustable 2 Install the system in a location where there is little risk of the plug being pulled out while operating If the plug should be pulled out accidentally be sure to turn OFF the main power before plugging the system back in Kowa is not liable for malfunctions and or damages resulting from maintenance and or repairs performed by the third party other than an agent authorized by Kowa Kowa is not liable for malfunctions and or damages resulting from maintenance and or repairs using parts other than repair parts specified by Kowa The input voltage should always be maintained within 10 of the rated voltage Do not turn on the flash lamp and adjust photography light intensity at the same time 3 Wait for approx 1 minute until the instrument has safely started up 11 4 Do not turn the main power ON and OFF in succession Allow an interval of at least 10 seconds before turning the main power ON and OFF Be sure to turn OFF the main power before connecting an external device Do not touch the patient and connectors at the same time as it may adversely affect the safety Disinfect using alcohol the parts accessible by the patient 2 The power supply must be provided for the sole use of this instrument 5 6 T 8 9 h Precautions when using this instrument 1 Ca
11. be sure to turn OFF the main power immediately and then unplug the instrument from the power outlet Continued use of the instrument may cause the instrument to malfunction or cause a fire Contact Kowa or your Kowa dealer for inspection immediately AX Warning When replacing the flash lamp and observation lamp make sure the instrument is turned OFF and then unplugged from the power outlet Wait for more than 5 minutes or more than 30 minutes if immediately after use before replacing Otherwise there may occur electrical shock When replacing the fuse make sure the instrument is turned OFF and unplugged from the power outlet If the fuse holder cover is removed with the instrument unplugged there may occur electrical shock Be sure to plug into the power outlet completely and securely Otherwise there may cause a fire or electrical shock gt Use a designated fuse only Obligatory Otherwise the instrument may malfunction or a fire may break out Make sure that the instrument is properly grounded to protect from bodily injury Connect the plug into the three wire grounding type outlet with ground wire Otherwise there may occur electrical shock Do not place a container or cup containing liquid near the instrument Spilled liquid entering into the instrument may cause electrical shock If liquid should be spilled into the instrument turn OFF the main power and then unplugged from the power outlet Contact Kowa or your Kowa
12. color photogra phy Red Free photography and FAF photography A separate set of settings are available for Fluorescence angiography FA Color RF FAF Size Compression Hue Color Size Compression sl Es S Basic 310RB S Basic 90KB gt el D Le O x 5 3 Vievver 5 3 1 Previevv You may set the length of time during vvhich previevv is displayed on the LCD monitor immediately after photographing when the instrument is in Stand alone or Network connection Set the image preview time A set of settings for color Red Free and FAF photog ar is raphy and another set for Fluorescence angiography Color RF FAF are available A 5 3 2 Print When Stand alone is selected for the connection con figuration you may print photographed images using T ee Viewer EE E i is i Print a printer connected to this instrument Preview Kana You may set whether photographing conditions are E E ante nage printed in the margin Items that may be set number of images Image No within an ID total number of images within an ID flash in tensity W field angle right or left eye ID photographed date and time internal fixation target 5 Setting 5 4 Advanced functions 5 4 1 Internal fixation target In this tab you may configure the internal fixation target settings regarding Peripheral You ma
13. electrical shock Be sure to hold the plug when unplugging Do not plug or unplug the power supply cable with wet hand Otherwise there may occur electrical shock Do not install the instrument at unstable location such as on a shaky base or a tilting surface Doing so may cause the instrument to drop or fall over and result in a bodily injury turning the OFF the main power a You could be burned by the lamp heated to a high temperature High temperature Wait for more than 30 minutes to cool the lamp down before replac ing Do not touch the flash lamp bulb and halogen lamp bulb with your bare hand Otherwise the lamp may reduce the light intensity and longevity Do not increase the observation illumination light intensity more than required Otherwise the eye may be injured Do not replace the flash lamp and halogen lamp immediately after Do not increase the photography light intensity more than required Otherwise the patient may experience pain and his or her eye may be injured The air vent must not be obstructed Obstructing the air vent may increase the internal temperature resulting in malfunc tioning of the instrument or a fire Do not insert any metal object into an air vent or opening of the instrument It may cause electrical shock and malfunctioning of the instrument When operating this instrument keep your fingers off the gap between the optical head base and panning arm or the tilting arm and tilti
14. emissions KOWA VX 20 is intended for use in the electromagnetic environment specified below The customer or the user of KOWA VX 20 should assure that it is used in such an environment Emissions test Compliance Electromagnetic environment guidance RF emissions KOWA VX 20 uses RF energy only for its internal function Therefore its RF emissions are very low and are not likely to cause any interference in nearby CISPR 11 oar electronic instrument EN 55011 RF emissions CISPR 11 EN 55011 Harmonic emissions IEC 61000 3 2 EN 61000 3 2 Voltage fluctuations flicker emissions IEC 61000 3 3 EN 61000 3 3 Class B Complies KOWA VX 20 is acceptable in all types of facilities without any limitation to the electrical supply network connected to KOWA VX 20 Guidance and manufacturer s declaration electromagnetic immunity KOWA VX 20 is intended for use in the electromagnetic environment specified below The customer or the user of tKOWA VX 20 should assure that it is used in such an environment Immunity test IEC60601 test level Compliance level Electromagnetic environment guidance Electrostatic discharge ESD IEC 61000 4 2 EN 61000 4 2 Electrical fast transient burst IEC 61000 4 4 EN 61000 4 4 Surge IEC 61000 4 5 EN 61000 4 5 Voltage dips short interruptions and voltage variations on power supply input lines IEC 61000 4 11 EN 61000 4 11 Power frequency 50 60HZ magnetic field IEC 61000 4
15. flaw There is no flaw or damage K9L SC56C only during opera tion Visually verify that the connector The connector is pluaaed is not unplugged cal Visually verify that the power sup The power supply cable is indi Power supply connection ply cable is individually connected vidually connected to commercial to commercial power supply power supply Start this instrument Select mydriatic mode for the photography mode and turn the Observation light intensity control knob to 10 o clock position Observation illumination lamp Confirm that the objective lens cap Observation light illuminates is removed Place a hand in front of the objec tive lens and visually verify that the observation light illuminates the hand 53 Maintenance and inspection Perform the following after in specting the observation illumina tion lamp Turn the observation light intensity control knob to maximum and No dust debris teardrop must be visually verify the objective lens found from oblique angle Return the observation light inten sity control knob to the 10 o clock position after the confirmation Objective lens Perform the following after in specting the objective lens Make the instrument ready for photography according to the sys Internal circuit tem configuration Place a hand in front of the objec tive lens and push the shutter but ton to verify that the flash light is emitted and the im
16. malfunctioning of other device use only the options or accessories specified for this instrument Power cable 3 m maximum USB cable Type A B 5 m maximum USB cable TypeA Mini B 3 m maximum USB cable TypeA Mini B 5 m maximum LAN cable 5 m maximum Coaxial cable 5 m maximum Personal computer CE Marking and VCCI approved PC 3 This instrument is not designed such that it can be used adjacent to other instrument or placing one on top of another Therefore do not apply such use Nevertheless if such use is inevitable it is necessary to monitor constantly if the instrument is functioning normally after such use has been adopted 4 We specified the functions listed in the table blow as the basic performance of this instrument to determine EMC of this instrument Essential performance Adjusting observation light intensity Photography functions Adjusting photography light intensity Emission of photography light Chin rest vertical movement Field angle selection Switching of ring slit Functions concerning operation Switching of diopter compensation of the instrument oe RE Switching of optical viewfinder eyepiece switching of black and white camera Captured image output Touch panel input LCD monitor display functions LCD monitor display 68 11 Electromagnetic compatibility IEC60601 1 2 Compliance verification and guidance Guidance and manufacturer s declaration electromagnetic
17. minutes and cool the lamp unit 2 Remove the internal black lamp cover when replacing the illumina tion lamp 3 Insert the pulling tool attached to the replacement lamp for pho tography into the grooves at the top and the bottom of the lamp for photography in the lamp house 4 With the pulling tool inserted at the socket of the lamp for photography pull it straight and slowly 5 Hold the replacement lamp for photography with the pulling tool and insert it into the lamp house straightly 6 Take out the pulling tool from the lamp house 7 Push the peripheral part of the lamp socket using the pulling tool or the protection cover of the re placement lamp for photography until the bottom of the lamp socket and the lamp house adhere to each other Attach the inside lamp cover and the light source cover as you replaced the illumination lamp important Do not turn the lamp for photography Do not replace the lamp for photography directly holding it with hands It may cause electrical shock or damage Pay attention not to drop the lamp or bump against the optical head When replacing with new flash lamp and observation lamp be sure to turn OFF the power switch before un A Warning Unplug Warning plugging from the power outlet Otherwise there is a fear High voltage of electrical shock 57 Maintenance and inspection Do not replace the flash lamp tube or ob
18. please devise to move this instrument and other apparatus or to make the distance between those instrument Moreover if there is an unknown point please consult our company or an agency beforehand Components and supplies Main unit Optical Component Power supply USB cable 1 A mini B typex2 1 2 3m Objective lens cap holder 1 Illumination lamp 1 Kno L Li Chin rest Chin rest paper Compact flash wW W Optional accessories Internal fixation target 1 Grips 2 Forehead rest 1 K9L PE56 K9L GR56 K9L HR56 Exciter amp Barrier filter se Bar code reader 1 1 6m Card reader 1 1 2m K9L IF56K VK CB2H VK CB2G XI MENU NTE OG UCU OO esre E E EEE Operational considerations for safety cemetesimismtmsiessiontmmemmssntmmets nm Meanings of symbols cccceeeceeeeeeeeeeeeenseeeeaeeeeeeceeeaneseeseeeseneseneseeees V Operating precautions cccceeeceeceeeeeeeeeeeeeeeeseneceseeesensenesensoneeeeseeees VI Precautions use of medical electrical system VIII Operational considerations for hospital grade electrical instrument safety and accident prevention sisi IX Components and SUPHIiesS cccccceeceeeeeeceeeeeeeensenseeesenseneceeseneeneseeees X PUVA QT RS osc E E autheigedose boat X ACCES SONO a aan a eo a a ne a cons X ONO AN ACCESS OT a a a a ent XI MENU a oo se S XII DO VS COIN descri ONE ne EAO ERE naaa 1 1 1 M Le Le OR TOF USE PRE RE RE RENN 1 1 2 System ON
19. target optional accessory if you want to record the patient s fixation position in the photographed images Attaching the internal fixation target 1 Remove the cover of the internal fixation target socket on the optical component 2 Remove the protective tube of the internal fixation target 3 Screw the internal fixation target into the socket on the optical component 7 A Notice e When removing the cover from the internal fixation target be careful not to bend the body of the fixation target 36 4 Other functions 4 5 Additional adjustment of the flash intensity 5 or more 5 or less You may use this function to compensate the flash in tensity beyond the compensation range allowed with the flash intensity compensation knob When the flash intensity compensation knob is turned to 5 a FLASH UP button appears on the LCD monitor that allows adjustment to higher flash intensity Pressing the button once increases the flash intensity by one level Similarly when the flash intensity compensation knob is turned to 5 a FLASH DOWN button appears on the LCD monitor that allows adjustment to lower flash inten sity These buttons allow adjustment to the maximum flash in tensity of 300W and the minimum flash intensity of 0 6W If you change the setting on the flash intensity compen sation knob while making an additional adjustment to flash intensity the adjustment made with the flash inten sity comp
20. the instrument or a fire Do not insert any metal object into an air vent or opening of the instrument also It may cause electrical shock and malfunctioning of the instrument Meanings of symbols A A Warning Caution High voltage High temperature Symbol for Power ON Symbol for Caution Symbol for Power OFF Symbol for Warning High voltage Symbol for Caution High tempera ture Symbol for Type B applied part 1 1 3 6 VI Operating precautions Operating environment 1 Instrument should be operated only by qualified and trained personnel 2 Handle the instrument with care and do not apply strong shock to the instrument 3 Avoid high temperature and humidity direct sunlight and dust when installing and storing the instrument Strictly observe the following environmental conditions P Operating Transporting and storing Environmental temperature 10 to 35 C 15 to 55 C Relative humidity 30 to 90 10 to 95 4 Avoid condensation when using transporting or storing the instrument 5 Do not connect a digital camera other than that supplied with this instrument Using other camera may adversely affect the safety or performance of this instrument 6 Install the instrument in a room where the lighting is 5 lux or less which you may barely manage to read a newspaper Precautions on electric system 1 When the instrument has not been used for
21. to separate year month and day LCD Bright fais When you press Date button the setting dialog box Set the display fg Date 2011 appears When you press the Change the setting Display Form button control buttons appear next to each field Use vam the control buttons to set the date and time El Tor MMDDYY DDMMYYL 5 1 3 Power saving mode mans ua configure the settings for the ON When this instrument is not operated for ap LCD Bright Date MERE Sound System proximately 10 minutes it will resume the power ee saving mode LCD backlight is turned off halogen lamp panel LED and other lamps are turned off and charging function is suspended OFF The instrument will not resume the power sav ing mode OFF X The Setting is applied when you pushed Apply or OK button 39 5 Setting 5 1 4 Operation sound In this tab you may enable or disable the operation sound used in functions such as timer and alarm Warning OFF 5 1 5 System connection configuration In this tab you may set the system connection configuration of this instrument Stand alone The instrument is used in stand alone VK connection The instrument is connected to Kowa VX series Network connection The instrument is connected to external equipment Select a button that suits the use of the instrument D The system logoff and logon when you changed the system constitution Stand
22. upward downward When roughly divided there are three ways to use it e Coarse motion moves the optical component lengthwise or crosswise broadly e Fine motion moves the optical component lengthwise or crosswise finely e Upward downward motion moves the optical component upward downward For coarse motion control 1 Grab the control lever completely in a hand 2 While holding the control lever in upright position move it lengthwise or crosswise so that the entire panel will move For fine motion control 1 Hold the control lever with your finger tips 2 Tilt the control lever lengthwise or crosswise The optical component is moved to the direction where the control le ver is tilted For upward downward motion control 1 Hold the control lever with your finger tips 2 Rotate the control lever the optical component is moved upward downward Rotate clockwise the optical component is moved upward Downward __ Upward Rotate counterclockwise the optical component is moved downward 12 3 Basic usage 3 2 Non mydriatic photography autofluorescence photography procedures This section describes the basic operation procedures for non mydriatic and autofluorescence photography The operation of buttons explained in the procedures is based on the factory default If the settings have been changed operate the buttons according to the modified settings In order to photograph images with natural dilation dim
23. 0601 1 2 Guidance and manufacturer s declaration electromagnetic immunity KOWA VX 20 is intended for use in the electromagnetic environment specified below The customer or the user of KOWA VX 20 should assure that it is used in such an environment Immunity test IEC 60601 test level Compliance level Electromagnetic environment guidance Portable and mobile RF communications instrument should be used no closer to any part of KOWA VX 20 including cables than the recommended separation distance cal culated from the equation applicable to the frequency of the transmitter Recommended separation distance Conducted RF 3 Vrms 3 Vrms d 1 2 P IEC 61000 4 6 150 kHz to 80 MHz EN 61000 4 6 d 1 2 P 80 MHz to 800 MHz d 2 3 P 800 MHz to 2 5 GHz Radiated RF 3 V m 3 V m where P is the maximum output power rat IEC 61000 4 3 80 MHz to 2 5 GHz ing of the transmitter in watts W according EN 61000 4 3 to the transmitter manufacturer and d is the recommended separation distance in metres m Field strengths from fixed RF transmitters as determined by an electromagnetic site surveya should be less than the compliance level in each frequency rangeP Interference may occur in the vicinity of in strument marked with the following symbol Co NOTE 1 At 80MHz and 800MHz the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from struc
24. Alone VK Connection Reset the communication at VK Connection Network Connection D VX 20 Image Kowa serviceman set a directory of the network and the setting of the TCP IP A Notice 80 When using the instrument in Stand alone be sure to insert a compact flash memory card When using the instrument in VK connection use USB cable 1 A mini B type K9L SC56A to connect this instrument and a VK series model When using the instrument in Network connection make sure a network path is specified If a net work path is not specified please contact Kowa or Kowa dealer representative 40 5 Setting 5 2 Capture 5 2 1 Flash intensity Increments of flash intensity You may set 0 3EV or 0 5EV to calibrate the increment of increase de crease of the flash intensity compensation knob Flash intensity indication The flash intensity may be displayed on the LCD monitor as the position of the flash intensity compensation knob in or as a value 2 2 add Default Value in watt Select the compensation step value for Flash Intensity 0 3EV 0 5EV Reference flash intensity You may set the reference flash intensity of each photography mode which is the flash intensity at the zero 0 position of the flash intensity compensation knob at 4 levels Select the default value every capture mode The Settings can set 0 3EV steps from 4 to 4 r FA r IA RF rFAF r MYD r NON MYD 5 SESS yy III
25. RETINAL CAMERA Kowa De CO INSTRUCTION MANUAL qe ar a ei dE 7 4 w d US KOWA VX 20 Introduction Accept our congratulations on your purchase of KOWA VX 20 KOWA VX 20 is a retinal camera which is capable of mydriatic and non mydriatic photography This manual provides a description of the operation procedures of KOWA VX 20 and important precautions to be observed during its use Please read this manual carefully to assure that the instrument can demonstrate its full capabilities and work safely After you have finished reading keep this manual in an easily accessible location near the instrument for fu ture reference Operational considerations for safety This manual describes important precautions to be observed when you use this system to assure that the system is used safely without causing any damage to the human body or property of the purchaser and other persons The designations and pictorial symbols used in this manual have the following meanings These should be fully comprehended before reading the text of this manual Meanings of designations If the instrument should be operated wrongly there may incur a risk of causing death or serious injury If the instrument should be operated wrongly there may result in a bodily injury or damage to property 7 1 A bodily injury means an injury burn electrical shock and so forth that will not necessitate hospitalization or long term
26. TIENT ENVIRONMENT and item B in medically used room 2b Item Ain PATIENT ENVIRONMENT and item B in medically used room For B See 19 201 and its rationale 3a Item A in PATIENT ENVIRONMENT and item B in non medical ly used room C 3b Item Ain PATIENT jo ENVIRONMENT and 60601 item B in non medi cally used room Protective earth For B See 19 201 and its rationale a 60601 For B Additional or IEC XXXXX protective earth or SEPARATION DE Protective earth vvith VICE potential difference ommon protective earth REY TO TABLE If necessary provide additional protective earthing which is permanently connected See also 58 201 NOTE Equipment modification may be required e Separating transformer If necessary limit the ENCLOSURE LEAKAGE CURRENT by using an ad ditional separating transformer according to annex EEE NOTE1No equipment modification is required NOTE2A separating transformer is a transformer with one or more input winding s separated from the output winding s by at least basic insulation IEC 60989 SEPARATION DEVICE If necessary apply SEPARATION DEVICE IEC 60601 MEDICAL ELECTRICAL EQUIPMENT in compliance with IEC 60601 e IEC XXXXX Non medical equipment in compliance with relevant IEC safety standards e Additional protective earth VII 1 1 2 VIII Precautions use of medical electrical system Precautions on use of medical electrical system 1 All components of thi
27. TIOAL 250V x 2 INPUT Etherne Export Data Image Fuse holder Image output terminal Ethernet connector Photography condition output terminal Used for connecting an external PC Used in the VK connection mode in the Network connection mode Data output terminal Used to connect an external PC with a USB cable in the Network connection mode USB connector Used for connecting a numerical keypad ID card reader printer to the instrument 1 System description D D 96000 668 1 5 LCD monitor indications In this section the information and buttons displayed on the LCD monitor are described 1 5 1 Capture mode screen 00 00 NON MYD TVe 3 Re D IntCentral ID No IDe 8 Timer By pressing the timer button in the Fluorescence angiogra phy mode it will be displayed on the LCD monitor and start counting It counts up to 59 59 in Minute Second display Photography mode This indicates the photography mode currently selected LCD monitoring mode Used for the LCD monitoring mode Field angle This indicates the current field angle Left or right eye This indicates which eye will be photographed Diopter compensation This indicates the state of the diopter compensation lens Fixation target information This indicates the information of the fixation target currently selected Filter It indicates whether the filter for fluorescent is inser
28. ULT button again to view only the selected images SELECT SELECT 155 166 RVEn 9 55 6 66 55 55 55 5 66 66 66 6 gt 55 66 66 66 SELECT ITT 88 ATT T 88 38 8 eo Sole New Example When 7 3 11 and 14 are selected in this order The selected images are displayed as shown above Example When two images and 3 are selected in this order The selected images are displayed as shown above Switching back to the single image display While on the four image display tap on an image twice to go to the single image display of the selected image If you press the MULT button while on the four image display but there are no selected images the most current image of the four is shown You may select up to four images 27 3 Basic usage 3 5 4 Deleting photographed images This function is enabled while the connection configuration is Stand alone You may delete images while viewing them While on the single image display When you press the TRASH button while the image you want to delete is displayed an alarm message appears If you are certain that you want to delete the image press Yes If not press No Delete the displayed image While on the four image display Press the images you want to delete Select O is indicated on the corner of the selected images O is a number of your selection When you press the TRASH
29. a ea en et 1 Lo OO a ee ee D a 1 1 4 Name and function of each component 2 15 EC DMONLO PIANOS eee on eee ce ets ea a ai 6 A ODA AO ea a ne ti 8 2 1 Assembly and installation 8 2 2 Inserting removing compact flash memory card 8 2 3 System connection configuration sise 9 Ds Tumming TS POWET sesiet RE e 10 2 5 Turning OFF the power iii 10 2 6 Retinal camera preparation nn sensncsecsmaseb mes eee tentes nn encaisser 11 2 7 Preparatory procedure of the examined eye cccccececeececeeeceeeeceeeesueeseeeeseeesees 11 3 Basic operation ccsscsecssccecseccneneccnennsausanecaseuacancusenacauensenseneensecesnessussass 12 3 1 How to use the control lever ss 12 3 2 Non mydriatic photography autofluorescence photography procedures 13 3 3 Mydriatic color Red Free photography procedures cccceeceeeeeeeeeeeeeeeeeeeeeeeees 16 XII 4 10 11 3 4 Mydriatic Fluorescein angiography procedures 19 3 5 Viewer mode functions and procedures ccceccseceseeecseeceeeeseeeneeeseeeeeeeeetaeeeeeeees 23 Advanced operation essscsivinicncisseneietinesxexcensewensiessnaietansawabonscseusntesteaspemencauis 30 4 1 Titand AT ATEN ee ee EE Ei 30 4 2 Small pupil photography ARR RE 31 o OTIC ee Rs accents 33 4 4 Switching fixation TA FCE Leciommnesmssedmimimmsnsmiyaecitamntmemesiad nmn 34 4 5 Additional adjustment of the flash intensity 5 or more 5 or less
30. age is saved Flash light is emitted The image is saved 7 3 Daily cleaning 7 3 1 Cleaning the objective lens Images may show white shadow spots at the same places if the objective lens is contaminated with fin gerprints etc Clean the objective lens according to the procedure below 1 Turn on the power 2 Set the photography mode to mydriatic color after the instrument has started up 3 Set the observation illumination light intensity to maximum 4 Blow off debris or dust using the attached blower 5 When it is not cleaned by the procedure 4 moisten soft cloth or cleaning paper with cleaning solution made from ethyl alcohol and ether 1 1 and lightly wipe the lens starting from its center in a circular motion Repeat this step several times 6 If any soil is left out after cleaning according to the step 5 gently wipe off the soiled area with a cot ton swab soaked with a little amount of water If you have done this procedure repeat the step 4 7 Should you have any soil that cannot be removed by the steps above contact Kowa or your Kowa dealer ES Point gt gt M Change the cleaning paper or the soft cloth to new one every time you wipe Important Cleaning the lens without removing dusts and debris when wiping may scratch the lens surface Do not use chamois leather silicon cloth etc Carefully store and handle the flammable and combustible cleaning solution 54 7 M
31. aintenance and inspection 7 3 2 Cleaning and disinfection of the parts where patients contact the instrument the forehead base the chin rest and the grip optional accessory Wipe the forehead rest including K9L HR56 optional accessory head bands the chin rest in case not using the chin paper and the grip K9L GR56 optional accessory with rubbing alcohol as soon as a patient completes the examination 7 3 3 Cleaning the exterior and the LCD monitor When exterior of this instrument other than described above is dirty follow the steps below to clean it 1 Wipe the surface with firmly squeezed dampened soft cloth 2 Wipe off the obstinate dirt with soft cloth after dampening it in water or lukewarm water with diluted small amount of neutral detergent and firmly squeezing it Do not use solvents such as thinner and benzene for cleaning the exterior When the LCD monitor is dirty clean according to the following steps 1 Wipe the LCD monitor with soft cloth after dampening in water and firmly squeezing it 2 Lightly wipe the LCD monitor with dry and soft cloth before the surface becomes completely dry Do not wipe all the surface at a time and finish area by area Water drops leave spots when they are dried Do not use any liquid other than water or rubbing alcohol for cleaning the LCD monitor 7 4 Replacement of consumables 7 4 1 Replacement of observation illumination lamps 1 Turn off the power switch and unp
32. amera It can be used for mydriatic color photogra phy Red Free photography Fluo rescence angiography and auto fluorescence photography FAF O wo D Oro O F D switch It turns on off the luminous bar for detecting the focus It can be used for mydriatic color photography Red Free photography Fluores cence angiography and autofluo rescence photography FAF Air vent Wind generated by the internal cooling fan blows out Forehead rest Used for resting the pa tient s forehead against it Head band mounts Mount to attach the head band Located on the both sides Objective lens Internal fixation target Used for sustaining the pa Focusing knobs tient s chin position Knobs located on both sides of the optical head base used for focusing Tilting handle This is a handle to tilt the optical head There is a lock mechanism Tilting arm Grip socket It helps to move the optical head Located on the both sides upward downward Power supply unit See the next page for details 1 System description I O port Power supply unit Power switch Compact flash memory card insert slot It is a switch to turn on off the power Accepts a compact flash memory card supplied of this instrument l ON O OFF Cable clamps Ejector button Used for holding cables to keep When pressed the compact flash them from being disconnected memory card comes Off a
33. anging to the Capture mode Input ID button It is a button to input IDs REVIEW button Used to display a previous image of the currently played im age 1 System description When you press the Fixation target selection button particular bottons appear shown below When you press the PERIPHERAL button particular bottons below appear BACK in NEXT 2 63 PERIPHERAL button 0 BACK button 059 NEXT button VIEW button Used to display a next image of the currently played image 6 MULT button Used to display an image of the same ID in four sections PRINT button Used to print out the currently displayed image 6 TRASH button Used to delete the currently displayed image from the com pact flash memory card 2 Preparation 2 1 Assembly and installation 1 Following the assembly manual provided separately assemble the power supply unit and the optical component Assembly must be done by qualified personnel who have received assembly training pro vided by Kowa or a Kowa dealer 2 Place the retinal camera on a stable surface such as a powered optical table optional device 3 As needed adjust the adjuster so that the retinal camera will be level 4 Make sure that the power switch is in the OFF position and connect the power supply cable plug to a 120VAC power outlet 5 If you want to attach the objective lens cap holder attach it directl
34. ay to the patient Please look at the luminous dot in the center 2 To photograph the part No 2 Up is indicated on the LCD monitor You would say to the patient Please look at the luminous dot above the center 3 To photograph the part No 3 Left up is indicated on the LCD monitor You would say to the patient Please look at the luminous dot on upper left setting Once an image is photographed the fixation target changes according to the next part to be photo graphed Continue to guide the patient s fixation and photograph images If the currently set photography sequence includes parts unnecessary to be photographed or if you want to recapture an already photographed part you may use the arrow buttons NEXT button and BACK button on the LCD monitor to change the sequence Press NEXT button to switch to the fixation target for the part to be photographed next Press BACK button to switch to the fixation target for the part previously photographed TS Point gt gt M The internal fixation target may not be visible to the patient immediately after switching the position First guide the patient s fixation to the general area indicated on your monitor then instruct the pa tient to look at the luminous dot as it becomes visible during the alignment process 35 4 Other functions About the internal fixation target optional accessory Use the internal fixation
35. ble 1 are required For information on the installation and use of the VK series refer to the installation and the user manuals supplied with the VK series Use the USB cable 1 to connect Image output terminal and photography condition output terminal of this instrument and USB ports of the VK series Use a designated USB port to connect if you are in structed to do so After starting up this instrument change the connection configuration to VR connection following the procedure described in Section 5 1 5 After the instrument is started up a message No compact flash memory card appears as you switch to the viewer mode press OK and continue When the instrument is connected to the VK series and the correct settings are made on both the instru ment and the VK series be sure to photograph images as a trial and check that images and photograph ing conditions are correctly acquired KOWA VK series USB cable 1 H CF OE a Ethernet USB Export Data Image USB Port 2 3 3 Network connection In order to use this instrument in the Network connection setting a computer optional device with image acquisition software installed is required along with R9L SC56B optional accessory or R9L SC56C op tional accessory To use the instrument in this setting you must establish a network containing this instrument and other external devices The network must be established by Kowa or a Kowa dealer repre
36. button an alarm message appears If you are certain that you want to de lete the images press Yes If not press No A Notice 6e Deleted images may not be recovered 28 3 Basic usage 3 5 5 Printing photographed images This function is enabled while the connection configuration is Stand alone You may print photographed images that are saved While on the single image or multiple image display press the PRINT button to print the images that are shown If on the multiple image display the photographed images are printed as shown in the LCD monitor A Notice amp A designated printer optional device is required to print photographed images 3 5 6 Switching to the capture mode You may switch from the viewer mode to the capture mode While in the viewer mode press the CAPTURE button on the LCD monitor to go to the capture mode 29 4 Advanced operation 4 1 Tilt and panning This instrument has the tilt and panning mechanism which is used to photograph more surrounding field in mydriatic color photography and fluorescence angiography 4 1 1 Tilt 1 Rotate the tilt lock knob to the left as you face directly to the tilt lock knob to release the lock 2 Turning the tilting handle to the right as you face directly to the tilting handle allows you to tilt the op tical component in an angle of depression 3 Turning the tilting handle to the left as yo
37. ce 80 The focus dots are not displayed when using the diopter compensation lens Adjust the focus as you view the retinal image on the LCD monitor Photograph the image Press the shutter button to activate the flash and photograph the im age When the connection configuration in Stand alone or Network con nection images are displayed in the preview window immediately after they are photographed ID 123 19 3 Basic usage 3 3 Mydriatic color Red Free photography procedures This section describes the basic operation procedures for mydriatic color photography and Red Free pho tography A Notice In some cases the use of mydriatics may aggravate patient s medical conditions or cause some pa tients to go into shock Be sure to read the instruction for use carefully before using mydriatics and follow the instruction After photography using mydriatics patient s pupils are dilated therefore patients may experience glaring or blurred vision Instruct patient to be careful when they walk or move around and refrain from driving 1 Enter switch or check the ID According to the system connection configuration enter switch or check the patient s ID In the Stand alone setting the patient s ID may be entered or switched Refer to 3 5 1 to enter an ID or switch between IDs In the VK connection setting IDs are managed through the VK series connected to this instrument Please read th
38. cquired directly by Kowa filing system e Network connection Images taken by the instrument are acquired by a computer via a network Important When you use a peripheral device and or other device connected to the peripheral device it must meet all applicable EN IEC standards Data processing device must meet IEC60601 1 or IEC60950 The system that combines such data processing device must meet IEC60601 1 1 The system admin istrator who builds such system bears all responsibility to have the system comply with requirement of IEC60601 1 1 Should you have any question contact Kowa or your Kowa dealership 2 3 1 Stand alone factory default Following the procedure described in Section 2 2 1 insert the com pact flash memory card As needed connect a USB enabled printer to USB connector port The maximum power that may be supplied through a USB port is 500 mA A Notice e In the Stand alone setting photographed images are saved in the compact flash memory card in serted to this instrument Photography function is disabled when the compact flash memory card becomes full Damage to the compact flash memory card may result in an inability to access to the data saved in the card Transfer data in the card to a computer on a regular basis 2 Preparation 10 2 3 2 VK connection In order to use this instrument in the VK connection setting Kowa VK series optional device and the USB ca
39. dealer for inspection Do not load the power outlet or cable with excess of its rated capacity If the main power cable should share a power outlet with other devices and the rated capacity is exceeded there may cause a fire or electrical shock Do not insert any metal object into an air vent or opening of the instrument It may cause an instrument malfunctioning fire or electrical shock Do not disassemble modify or repair the instrument yourself It may cause a fire electrical shock instrument malfunctioning or bodily injury Refer all servicing to Kowa or your Kowa dealer The product assembled by yourself will not be covered under warranty nor any other service Obligatory Prohibitory NN Caution The povver supply must be provided for the sole use of this instrument Sharing a same power supply with other devices may cause malfunctioning When operating the instrument take good care so that the patient s eye nose or face does not come in contact with the instrument When moving up or down the chin rest to adjust the height of the patient s eyes carefully manipulate the instrument while checking the position of the patients head A patient with the smaller head may get his or her head caught between the compo nents Handle the flash lamps and halogen lamps and fuses made of glass with good care Do not pull the power supply cable when unplugging Doing so may damage the cable and cause a fire or
40. e internal circuit for the sole use of this instrument If this error oc curs after restart stop using EHDO9 ee Omni EA wie Reconfirm the connection of the system 51 l Maintenance and inspection The retinal camera is a precision instrument and daily maintenance and inspection may affect the imaging results Please read this section carefully in order to use this instrument correctly and safely 7 1 Daily maintenance 1 Close the application of the main unit when the photographing is finished and make sure to turn off the power switch Place the lens cap on the objective lens set the panning lock and the optical head base lock and place the dust cover over the instrument 2 Check that no dust debris finger print or body fluid is found on the objective lens Confirm that the ob jective lens is clean before you use the instrument Confirmation of dirt is easier in mydriatic color mode with observation light intensity adjusted to visible light 3 Clean the dirt of this instrument according to routine cleaning method 4 If it is not used for a long period unplug the power code for safety When the instrument has not been used for a long period of time confirm if any errors are in each setting of this instrument Important If the retinal camera in a cool room is suddenly moved to a warmer room or if the room in which the instrument is located is heated rapidly the objective lens and or internal lens may be fogged Wait f
41. e keypad on the screen or read it through a designated card reader optional accessory or bar code reader optional accessory Procedure 1 Directly entering an ID 1 Press the Input ID button The current ID appears in the ID field Check that all digits in the field are highlighted or delete the current ID using the BS Del key then use the keypad and enter a new ID Check that the new ID is displayed in the ID field and press OK button Procedure 2 Reading the ID through a card reader bar code reader 1 Press the Input ID button 2 Read the ID through a card reader bar code reader 3 Check the new ID is displayed in the ID field and press OK button R 22 No ID A Notice e The last ID entered will be the Save View ID of the instrument If you want to save or view images under a different ID follow the procedures in Switching to another ID and switch to the ID you want to use Connect a card reader or bar code reader to the instrument before pressing the Input ID button A card reader or bar code reader must be configured according to its usage environment If you are to use a card reader or bar code reader contact Kowa or your Kowa dealer in advance 24 3 Basic usage Switching to another ID This function is enabled while the connection configuration is Stand alone You may switch from the current ID to an existing ID under which you wan
42. e retinal image is bright Is illumination light for monitoring too focus dots and working dots may bright be lost Decrease the amount of illumination light for monitoring The external fixation target and the internal fixation target do not Is internal fixation target enabled illuminate at the same time Select the external fixation target at the The external fixation target 3 fixation target selection button does not illuminate Press a button on the operation It is in the power saving mode panel to cancel the power saving mode A noson Is alarm sound of the timer turned Turn on the alarm sound ofthe off timer in the setting See 5 1 4 EL On opac pale EHDO7 or EHDO8 is displayed Turn off the power and stop using turn on and off 49 6 Troubleshooting Abnormality in captured images Images show white shadow spots at the same places Is the objective lens contaminated by tears etc Are the eyelashes of the patient in front of the eye Image s peripheral area becomes darkened Is the digital camera located too far from the patients eye Image s peripheral area becomes whitened Is the digital camera located too close to the patient s eye Image is locally too dark Is the pupil of the patient s eye sufficiently dilated Images show black shadow spots at the same places 50 Is there dust on the objective Clean the objective lens See lens 7 3 1 Clean the objec
43. e user manual supplied with the VK series for operational procedures In the Network connection setting the function depends on the external device connected to the instru ment Follow the user manual of the external device for the details on available functions and operational procedures 2 Select a photography mode With the photography mode switching buttons on the right side panel press the Mydriatic color button for mydriatic photography press the RF FAF button for Red Free photography FA RF FAR Color Cho oh ch Timer 0 r car BarrierF S P Monitor O 3 Compensate the diopter of the optical viewfinder eyepiece Clear of all objects within the distance of 3m from the objective lens Look through the optical viewfinder eyepiece and rotate the diopter adjuster ring until the double lines become clear 16 3 Basic usage 4 Adjust the flash intensity The flash intensity is automatically set according to the photography mode If it is necessary to adjust flash intensity you may do so with the flash intensity compensation knob 5 Select a field angle Press the field angle selection button to select a field angle 6 Compensate the diopter As needed press the diopter compensation buttons on the right side panel and use the diopter compensation lens The diopter range of each button is shown below 10 to 35D 0 12 to 13D 32 to
44. ed individually Do not route the power supply through other multi tap to the system or Multi tap with Isolation Transformer 7 The power cable for an electrical equipment that compose a medical system must have durability that meets IEC60245 IEC60227 or higher standards 8 Assure that the power supply is turned OFF when connecting other device to the system 9 Do not turn ON the power supply until all devices are completely connected 0 Do not place or install the devices and the system components on the unstable or inclined table Precautions for use of Multi tap with Isolation Transformer 1 Do not place Multi tap with Isolation Transformer directly on the floor Water droplets during room cleaning may enter the multi tap resulting in the component failure 2 The power supply cable to Multi tap with Isolation Transformer must be connected to a power receptacle with a protective ground terminal equipotential to the protective ground of this instrument 3 When using a multi tap power receptacle with a protective ground terminal read the instruction for use attached to the receptacle to familiarize yourself with the correct use before use Daily maintenance and cleaning 1 System components e Wipe the soiled outer surface with firmly squeezed dampened soft cloth Use mild detergent to remove excessive soils Do not use chemicals or solvents such as thinner and benzene As the LCD monitor screen cover easily gets sc
45. em 3 The following shall be considered regarding storage location e Store the instrument at locations free from splashes of water e Store at a location which will not be adversely affected by atmospheric pressure temperature humid ity ventilation sunlight dust air containing salt sulfur and other substances and the like e Take care to guard against tilt vibration and strong impacts for instance during transportation e Instrument must not be stored at locations where chemicals are stored or gasses are generated 4 Clean and rearrange accessories cords and the like 5 The instrument must be cleaned prior to use so that there will be no problem when using it again In case of a problem or malfunction stop the operation and contact Kowa or your Kowa dealer for repair Instrument shall not be modified Maintenance 1 Periodically check the instrument and its components for any abnormality 2 When using the instrument that has not been used for a while it must be checked beforehand to assure that it is in normal condition and operates safely Be careful of the possibility that incorrect operation may be caused by strong electromagnetic waves This instrument is examined based on IEC 60601 1 2 The purpose of this standard is to keep safety against the dangerous obstacle in typical medical facilities When this instrument is influenced by other instrument or when it affects other instrument or when there is such fear
46. ensation knob precedes 4 6 Blue Brown button The Blue Brown button allows you to set the flash inten sity suitable for the iris pigment The standard setting at the factory default is Brown When you press the Blue Brown button Blue appear on the screen and the flash intensity reduces by approxi mately 2 5 EV The new setting is enabled until you press the button again 4 7 Customize button Customize buttons allow you to easily switch to pre set camera sensitivity aperture size and flash intensity magnification Three customize buttons are available For the methods for changing the defaults effects and targets and setting values refer to 5 4 2 Customize button Customize buttons are enabled at any time during the capture mode Some photography modes however may not allow cer tain settings 37 4 Other functions 4 8 Power saving function When the buttons on the operation panel and LCD monitor are not operated for a certain period of time ap proximately 10 minutes the instrument goes into the power saving mode During the power saving mode the Power lamp is lit in green while all other lamps such as LED lamps ob servation lamps photography lamps and LCD monitor backlight are turned off All internal functions except for the ones required at minimum are also turned off during this time The instrument recovers from the power saving mode when you press a panel button or to
47. et optional accessory to guide the patient s fixation Adjust the focus Turn the focusing knob to adjust the focus When you turn the focus ing knob the focus dots on the LCD monitor move left and right Turn focusing knob so that the upper and lower focus dots come to form a straight line A Notice The focus dots are not displayed when using the diopter compensation lens Adjust the focus as you view the retinal image on the LCD monitor AD Start the timer Press the Timer button on the right side panel at the same time that fluorescein is intravenously injected to the patient Elapsed time is indicated on the LCD monitor The elapsed time at the time of photography is also recorded in the photographed image n mydriatic 2 Insert the barrier filter Press the Barrier filter button on the right side panel and insert the barrier filter into the light path Se El FA RF FAF Color Nonmydria ic ech 21 3 Basic usage 3 Photograph the image 22 Press the Shutter button to activate the flash and photograph the image When the connection configuration in Stand alone or Network con nection images are displayed in the preview window immediately after they are photographed Holding down the shutter button allows you to con secutively take one photograph per second This function is useful during the initial period of the fluorescence angiog
48. etting 5 5 4 Setting a password You may set so that a password is required when making a backup copy or formatting a compact flash memory card press Set a password buon P IS X A password is not set Set a passvvord 5 5 4 1 The window shown in 5 5 4 2 appears Enter a password in the New Password field and on Jig Pas gt press OK next to it Enter the same password for confirmation in the New a e g zlefe Password Again field and press OR next to it Vs pgg If the confirmation password is entered correctly the ns 1 noo new password is set DEC 5 5 4 2 Once the password is set the window shown in 5 5 4 3 a peer whenever the Backup tab or the ne ES EEES Format tab is pressed The backup and formatting Version Password Jig Pas functions are enabled only when the correct password is entered Backup at CF ca Connect the USB If you connected mo connected USBme 5 5 4 3 47 6 Troubleshooting This section describes troubleshooting procedures to solve problems you may encounter Look for the applicable symptom from those shown in the following list and apply the applicable remedy When the described remedy did not eliminate the symptom or you encountered a symptom that is not listed please contact Kowa or your Kowa dealer Abnormal performance of the instrument Symptom What to check State of equipment Non mydriatic mode is enabled
49. gap between the lamp house and the cover Insert the light source cover to the exterior of the optical head and fix it with screws 10 Important Do not turn the illumination lamp Push the illumination lamp to the end of the socket When attaching the lamp cover handle it so that the cable of the socket is not get caught or stressed If the pedestal and the shade and the projection are misaligned the lamp may be damaged If you touch the lamp in the shade directly it may shorten the life of the lamp Pay attention not to drop the lamp or bump against the optical head When replacing with new flash lamp and observation lamp be sure to turn OFF the power switch before un Warning plugging from the power outlet Otherwise there is a fear High voltage of electrical shock Do not replace the flash lamp tube or observation light bulb immediately after use A VVhen replacing the flash tube or observation light bulb N be sure to turn OFF the main power switch and unplug it _ Warning from the power outlet and wait for 30 minutes or more Prohibitory Von temperature Do not touch the flash lamp tube with your bare hands Otherwise the lamp may have a lower quantity of light and a shorter useful life 7 Maintenance and inspection 7 4 2 Replacement of the lamp for photography 1 Turn off the power switch and unplug the power plug from the electrical outlet Wait for about 30
50. ght Hazard ISO 15004 2 en 64 Electromagnetic compatibility IEC60601 1 2 68 1 System description 1 1 Indication for use The KOWA VX 20 is intended for taking picture of retinal images with mydriatic or without mydriatic 1 2 System overview This instrument is a retinal camera capable of capturing both non mydriatic and mydriatic has two photog raphy field angles of 50 and 30 45 and 27 for non mydriatic with ability to perform various photography such as Red Free photography and Fluorescence angiography and FAF photography optionally available 1 3 Features e Provides filmless photography with full computerization e Large screen touch the LCD monitor e Significantly lowered eye level as much as 75mm compared with the previous model e Equipped with simplified filing function e Finer flash compensation e Gathering operations to close at hand e Offers wide range of photography modes 1 System description 1 4 Name and function of each component Main unit External fixation target It freely moves patient s fixation Optical viewfinder eyepiece This is an optical viewfinder eye piece capable of using in mydri atic color photography Red Free photography and Fluorescence angiography It is equipped with the diopter adjust function to use for observing retinal images with unaided eye Eye level mark indicating lamp Located on t
51. gle 6 Compensate diopter As needed press the diopter compensation buttons on the right side panel and use the diopter compensation lens The diopter range of each button is shown below 10 to 35D 0 12 to 13D 32 to 10D QD Pull the main unit towards you as far as it goes and move the optical head base horizontally and or the optical component vertically so that the patient s eye is displayed in the center of the LCD monitor Adjust the working length Move the optical head base forward until the patient s pupil and the ring illumination coincide Coarse motion Adjust the position of the main unit so that the working dot shown on the retinal image becomes the brightest over the working dot aid Fine motion Notice 0o Maintain a sufficient distance to avoid hitting the patient while moving the instrument in a coarse mo tion 20 3 Basic usage 9 Guide the patient s fixation Use the external fixation target to guide the patient s visual fixation until the part you want to photograph becomes visible through the op tical viewfinder eyepiece Position the external fixation target where the patient can fix the vi sion with the eye not examined If the patient s fixation cannot be achieved with the eye not pho tographed press the LCD monitoring button then select an internal fixation target using the fixation target selection button or use the internal fixation targ
52. graphy mode to FA RF FAF button It is a button to switch the photography mode to Red Free or FAF Observation light intensity con trol knob It is a Knob to adjust the intensity of the illumination during observation Mydriatic color button It is a button to switch the photography mode to mydriatic color Flash intensity compensation knob It is a knob to adjust the intensity of the illumination when photographing Non mydriatic color button It is a button to switch the photog raphy mode to non mydriatic color ai pe 5 Strobe Lock lever Lock the optical head base by op erating the lever Diopter compensation buttons They are buttons to insert a lens to correct the diopter of the patient s eye LCD monitoring button It is a button to observe on the LCD moni tor in mydriatic color photography Red Free photography Fluorescence angiog raphy mydriatic fluorescence and auto fluorescence photography FAF optionally available modes Chin rest buttons They are buttons used for raising or lowering the chin rest S P button By using this button when the mydriatic state is insufficient brighter photography images can be captured Timer button It is a button to starts counting the timer in FA Barrier filter button 1 System description Lamp cover W D switch It turns on off the illuminating dots for detecting the alignment position of the retinal c
53. gt Flash intensity lt nsStatus Flashintensity gt lt nsStatus SOSensitivity gt Sensitivity lt nsStatus ISOSensitivity gt lt nsStatus Apperture gt Aperture size lt nsStatus Apperture gt lt nsStatus Fixation gt Fixation target position lt nsStatus Fixation gt lt nsStatus Diopter gt Diopter compensation lt nsStatus Diopter gt lt nsStatus Pupil gt Pupil diameter lt nsStatus Pupil gt lt nsStatus lmageSize gt Image size lt nsStatus ImageSize gt lt nsStatus lmageLevel gt Compression rate lt nsStatus lmageLevel gt lt nsStatus Status gt lt nsSFUNDUS Measure gt lt Ophthalmology gt 9 Technical information 9 2 Number of photographs taken using the supplied memory card The number of photographs you may take using the supplied 2 GB memory card depends on the photogra phy mode as well as size and compression rate that are set according to 5 2 3 Image quality color The table below shows approximate number of photographs that may be taken with each setting Number of photographs Compression rate Other than FA Based on the number of photographs taken with a model eye The file sizes of actual photographs vary Please note the above numbers are only approximate numbers 9 3 File format and name of the files generated in the Network connection setting In the Network connection setting image files JPEG and photography condition files XML are generated and saved in a designated folder The
54. he both sides LCD monitor 7 It displays an alignment image a 1 used for aligning the anterior seg ment or retinal and focusing in Panning arm black and white live image Also it It helps to move the optical head leftward rightward v i 1 NA displays simplified filing or photog There is a lock lever on the left i ee gt 4 raphy information For selecting the methods for pa ESE O0 tient s fixation and changing the Instrument label move KOWA VX 20 INPUT 120 V FREQ 50 60 Hz position of the internal fixation tar get select the buttons on the LCD monitor with the touch panel POWER 250VA MAX 1500VA classi Kowa Company Ltd 4 14 Nihonbashi honcho 3 chome Chuo ku Tokyo 103 8433 Japan MADE IN JAPAN Shutter button It is a button to fire the flash light for photography Control lever It is a stick to move the optical head lengthwise or crosswise By rotating the stick the optical head is moved upward downward Air vent Wind generated by the internal cool ing fan blows out Operation panel See the next page for details Adjusters They can adjust the retinal camera to be level There are four of them 1 System description oo Field angle selection button It is a button to switch the field angles between 50 30 in mydri atic and between 45 27 in nonmydriatic Photography mode switching buttons FA button It is a button to switch the photo
55. he center under non mydriatic observation You may configure the settings to specify an area and sequence of photography External fixation target Internal fixation target center of macula and one of eight periph PERIPHERAL eral points according to the set ting For all of the above fixation targets a red and a green lamp alternatively turns on Important The internal fixation target is unavailable for mydriatic color photography Red Free photography or fluorescence angiography observation with visible light To use the internal fixation target in these photography mode switch to the LCD monitoring mode 34 4 Other functions About Peripheral photography This section describes how to switch the light position of the fixation target and how to guide the patient s fixation when Peripheral photography is selected Go to Settings Internal Fixation Target to specify a photography sequence for a part to be photographed When Peripheral is selected the fixation targets turn on to guide you through the specified sequence The fixation target applicable for the first part to be photographed is lit immediately after selecting Pe ripheral The screen shows the guiding direction for the patient s fixation guide the patient in the direc tion exactly as indicated Example 1 To photograph the part No 1 Center is indicated on the LCD monitor You would s
56. he four most cur rent images saved under the same ID When you press VIEW button while on the four image display the four oldest images appear in one window When you press REVIEW button the next four images including the one immediately older to the four previously on display appear The total number of pages and the current page number both of which are based on four image display are indicated on the upper left of the four image display window B C D Ll T CLOCOT od e Io New When you press the MULT button four images indicated A in the illustration appear in a window Press VIEW button while the images A are displayed Four images B appear in the window Press REVIEW button while the images A are displayed Four images D appear in the window Press VIEW button while the images B are displayed Four images C appear in the window Press REVIEW button while the images B are displayed Four images A appear in the window Old lt nn E gt New When the total number of images saved is not the multiples of 4 one to three most current images ap pear when you press the MULT button 26 3 Basic usage Selected image display While on the four image display press any of the images to view Select O is indicated on the corner of the selected images O is a number of your selection After making your selection press the M
57. ings of each button and its effects and target use are shown below Camera Aperture ARE Effect and target use sensitivity intensity Relatively bright color images are achieved without Custom 1 x2 Standard x1 increasing glaring for patients The image quality is not overly compromised x4 Very bright color images are achieved without Larae aner increasing the glaring for patients but the image Custom 2 e P quality is compromised and a flare increases This setting is effective when the flash intensity is insuf ficient during fluorescence photography Images as bright as the standard mode are achieved while reducing glaring for patients The im Custom 3 x4 Standard x1 4 age quality is compromised This setting is effective when you want to separately photograph images in the low flash intensity 5 4 3 FA filter sch eon me i mode is selected the exciter filter is inserted in the int Fix Custom ZNAE Biue Brown FAF Obf gt light path when the filter button is pressed the barrier filter is inserted The setting is After as the factory default Select the timing to insert the Barrier Filter First or Next lf you want to insert the barrier filter first and then ex APPLY citer filter as the FA button is pressed select Before wa to change the setting Es 44 5 Setting 5 4 4 Blue Brown You may select whether Blue or Brown is enabled la Int Fix Custom FA Filter IRSA FAF ovj 4 gt
58. lect a fixation target Press the fixation target selection button on the LCD monitor to select a fixation target and the position of the patient s eye fixation EXIT EXIT Eu ID No ID Eu ID No ID 6 Compensate the diopter As needed press the diopter compensation buttons on the right side panel and use the diopter compensation lens The diopter range of each button is shown below 10 to 35D 0 12 to 13D 32 to 10D Q Pull the main unit towards you as far as it goes and move the optical head base horizontally and or the optical component vertically so that the patient s eye is displayed in the center of the LCD monitor Adjust the working length Slowly move the optical head base forward until the working dot is shown on the retinal image Coarse motion Adjust the position of the main unit so that the working dot shown on the retinal image becomes the brightest on the working dot aid Fine motion EXIT Exir ID 123 ID 123 NG OK A Notice e Maintain a sufficient distance to avoid hitting the patient while moving the instrument in a coarse mo tion 14 3 Basic usage 9 Adjust the focus Turn the focusing knob to adjust the focus When you turn the focusing knob the focus dots on the LCD monitor move left and right Turn the focusing knob so that the upper and lower focus dots come to form a straight line ID 123 EXIT EXT ID 123 En ID 123 A Noti
59. lug the power plug from the electrical outlet Wait for about 30 minutes and cool the lamp unit 2 Loosen the lamp cover screws with a flat head screwdriver and remove the lamp cover Hold a hand toward the internal black lamp cover and touch it if you do not feel the heat to confirm it is cool enough Q gt Loosen the inside lamp cover screws with a flat head screwdriver Loosen the 3 screws bit by bit and remove the lamp cover when all screws are loosened The observation illumination lamp comes out with the cover from the lamp house 2 Hold a hand toward the illumination lamp and lightly touch it if you do not feel the heat to confirm it is cool enough 55 Maintenance and inspection 56 5 Hold the shade of the illumination lamp pull the flat spring which fixes the lamp cover and remove the lamp with the lamp socket from the lamp cover 6 Hold the shade of the illumination lamp and pull it straight and slowly from the lamp socket 7 Attach a new illumination lamp to the lamp socket Push tightly until the bottom of the lamp and the socket surface adheres 8 Fix the lamp to the cover so that the hollow of the illumination lamp pedestal and the projection of the lamp and the shade are not misaligned 9 Pay attention not to place the socket cable forward of the lamp shade when attaching the cover Fix the cover by fastening the 3 screws successively with a flat head screwdriver Make sure there is no
60. ng component or the gap of the panning arm Otherwise the fingers may be pinched and injured Instruct the patient not to place his or her fingers on the instrument Do not wipe the outer surface of the instrument with solvents such as benzene or ganic solvent ether Doing so may cause discoloration or degradation Instruct the patient not to place his or her fingers on the instrument except for the grips optional accessory Otherwise the fingers may be pinched and injured Do not use a sharp object to perform touch operation on the LCD monitor It may cause malfunctioning of the instrument Do not apply excess force when performing touch operation on the LCD monitor The optical component may move unexpectedly resulting in an injury Caution for fingers location Keep your fingers off the location shown with the arrows in the illus tration when operating this instrument Otherwise the fingers may be Caution pinched and injured Instruct the patient not to place his or her fingers on the instrument Caution for contact Take good care so that the patient s eye nose or face does not come in contact with the loca tions shown with an arrow in the illustration when operating the instrument Caution for air vent The air vent shown with the arrows in the illustration must not be obstructed Obstructing the air vent may increase the instrument temperature and result ing in malfunction of
61. onitor is hard to see during the viewfinder observation or while the optical head is tilted 33 4 Other functions 4 4 Switching fixation target This instrument automatically switches to an appropriate fixation target and the position of patient s eye fixa tion when the photography modes are changed Please note that fixation targets are automatically switched according to the photography mode not accord ing to the state of the patient or the part required to be photographed This section describes how to change the fixation target and the position of the patients eye fixation Procedure 1 Press the FIXATION button on the LCD monitor 2 Select a button from EXT CENTRAL DISC MACULA and PERIPHERAL buttons which ap pear on the LCD monitor ID No ID ID No ID D The function and main intended use of each button are shown below When you are observing under visible light or want to guide the patient s fixation to a part to be photographed CENTRAL di fixation target center of When you want to guide the pa peor tient s fixation under infrared ray ati observation The position of the DISC en target center of fixation target is internally fixed in p the instrument therefore stability ati is increased when photographing MACULA a fixation target center of repeatedly When you want to perform mosa ic mode photography with macula in t
62. or a while until the lens is clearly defogged before starting photographing Or images may be out of fo CUS When condensation occurs repeatedly lenses may get moldy When such a case has occurred to you contact Kowa or your Kowa dealer 92 7 Maintenance and inspection 7 2 Daily inspection Inspect this instrument in accordance with KOWA VX 20 daily inspection table below KOWA VX 20 daily inspection table Inspection items Acceptability criteria Visually verify that plates and la bels are readily readable and not Plates and labels are readable contaminated Visually verify that exterior compo There eno da ca done Exterior nents have no flaw crack defor Koror Aust mation or rust Power supply cable Cable between Power supply unit and optical component Cable between the panel and the Visually verify that there is no flaw There is no flaw or damage or damage Cable between the panning arm and optical component Cable between the panning arm and LCD Plates and labels Visually verify that there is no flaw A die or damage Je USB cable 1 only during operation Visually verify that the connector T one cold IS not unplugged prugged Visually verify that there is no flaw There is no flaw or damage K9L SC56B only during opera Of damage tion Visually verify that the connector The connector is plugged is not unplugged Visually verify that there is no
63. outpatient treatment 2 Damage to property means an extensive damage to a house and or household goods as well as a domestic animal and pet Meanings of symbols Graphical indication of any danger including warning and caution What is warned is explicitly and pictorially indicated by a picture or its associated message on or near a pictorial symbol Graphical indication of prohibited operation prohibitive item What is prohibited is explicitly and pictorially indicated by a picture or its associated message on or near a pictorial symbol Graphical indication of any mandatory action obligatory item What must always be done is explicitly and pictorially indicated by a picture or its associated message on or near a pictorial symbol Disclaimer Kowa is not responsible for Any damage caused by fire earthquake third party s action any other accident or user s intentional or unintentional error abuse or use under abnormal conditions Any damage resulting from use of the product or its malfunction e g operating loss shutdown change loss of stored data and so forth Any damage resulting from disobedience of what is described in this manual Any damage resulting from for instance malfunctioning of instrument caused by a combination of con nected devices Unplug Prohibitory Disassembly prohibited A Warning High Voltage lf any abnormal smell sound overheating or smoke should be detected
64. r only a guideline and the capacitor may need to be replaced earlier depending on the usage environment In order to ensure safe and stable operation of this instrument early replacement of the aluminum electrolytic capacitor is recommended Replacement of components requiring regular replacement such as aluminum electrolytic capacitor is supported as a paid service For more information about replacement of such components please contact Kowa or your Kowa dealer Prescription device caution A Caution Federal lavv restricts this device to sale by or on the order of a Physician or Practitioner For US market e Combination of medical electrical equipment and non medical electrical equipment IEC 60601 1 1 Safety requirements for medical electrical systems describes the components combination grouped into various Clinical settings The brief overview of IEC 60601 1 1 is shown below Medically used room Situation No Inside Outside the PATIENT 2 the PATIENT ENVIRONMENT ENVIRONMENT 1a Items A and B in A B PATIENT ENVIRON IEC IEC MENT 60601 60601 For B Additional 1b Items A and B in A B 3 PATIENT ENVIRON IEC IEC protective earth or MENT 60601 XXXXX ae transform Feasible solution See clause 19 in all situations Non medically used room 1c Item A powerd from specified power supply in item B in PATIENT ENVIRON MENT For B Additional protective earth or separating transform er 2a Item Ain PA
65. raphy Preview cannot be displayed quickly enough when consecutively taking a photograph each second If you want to use this function frequently it is rec ommended to set the connection configuration to VR connection With the flash intensity of 300W you may take up to 20 consecutive photographs at a speed of one image per second After taking 20 photographs consecutively allow approx 1 minute without us ing the photography flash lamp Otherwise the in strument may be damaged ID 123 3 Basic usage 3 5 Viewer mode functions and procedures This section describes various functions of the viewer mode You may go to the viewer mode by pressing the VIEWER button on the LCD monitor while in the capture mode You cannot take photograph in the viewer mode Also all buttons on the panel become disabled in this mode If you go to the viewer mode during Fluorescence angiography the timer indication disappears however the timer continues and the timer indication resumes at the actual elapsed time when you return to the capture mode ID No ID 99 99 99 99 99 99 25 3 Basic usage 3 5 1 Entering an ID and switching between IDs Entering an ID This function is enabled while the connection configuration is in Stand alone or Network connection Enter a new ID Numbers 0 through 9 and the hyphen may be used for ID You may enter an ID directly with th
66. ratched lightly wipe it with soft cloth such as gauze Refer to the instruction for use provided with each device for details of device maintenance and cleaning 2 Power cables connecting cables and connectors Visually inspect that all cables have no flaw or damage Visually verify that earth leads of all components and protective ground terminals are securely connected Disconnect the power cables from the power supply receptacles when you do not use the system for a long period of time 3 Others When you add a PC to the system for a filing purpose captured images are stored in the HDD of the PC Back up the data stored in the HDD regularly since HDDs may have a mechanical or electrical failure Operational considerations for hospital grade electrical instrument safety and accident prevention Only qualified personnel should operate this instrument The following items shall be considered when installing the instrument 1 Install at a location away from water or accidental splashing 2 Install at a location which will not be adversely affected by atmospheric pressure temperature humidity ventilation sunlight dust air containing salt sulfur and other substances and the like 3 Take care to guard against tilt vibration and strong impacts for instance during transportation 4 Instrument must not be installed at locations where chemicals are stored or gasses are generated 5 Be careful with the radio frequencies voltage
67. refully handle the objective lens as soiled or scratched part of the objective lens may be imaged as white spots 2 Always cover this instrument when not in use in order to protect them 3 Do not apply strong shock or force to the objective lens 4 Set a dial or knob with clicking positions to its designated position 5 Do not press sharp instruments or tools against the LCD monitor or add excessive force to the monitor 6 Never disassemble or adjust this instrument by yourself as it uses precision parts which requires special tool for doing so Disposal precautions When disposing this instrument applicable federal state and local regulations must be observed Ensure that disposal is handled by a licensed industrial waste disposal contractor in accordance with the applicable regulations and ordinances Replacement of the Aluminum Electrolytic Capacitor The aluminum electrolytic capacitor for the flash lamp which is used in the power supply section of this instrument is a component requiring regular replacements The useful life of this type of components may be significantly reduced depending the frequency and conditions in which this instrument is used If the capacitor is used beyond its useful life its electrolytic solution may leak or drain which can result in abnormal odor smoke bursting sound and other failures The design life of the capacitor is 50 000 flashes when used in an ambient temperature of 25 C This is howeve
68. right side panel to change the pupil diameter that can be photographed The pupil diameter that can be photographed under each photography mode is shown below Photography mode sanaa se sse pupil of the diameter shown in the table or larger may be photographed Two levels of the S P mode is available for mydriatic color photography fluorescence angiography and mydriatic monitoring in FAF The S P button on the right side panel is indicated as shown below Normal pupil diameter Off S P Lit S S P Flashing 31 4 Other functions The LCD monitor shows the approximate pupil diameter that may be photographed The outer circle of the double circles shown in the illustrations below is the approximate pupil diameter that may be sufficiently photographed in the current diameter setting The inner circle is the pupil diameter that may barely be photographed in the current diameter setting Use these circles as reference to select the suitable pupil diameter for photography When you select 3 5mm as the pupil diameter to be photographed a green line appears outside the outer circle This circle shows an area where a flare may occur during photography Align the pupil so that the part to be photographed is within the green line 5 0 G 4 0 ID No ID 3 5 EXIT ID 666 32 4 Other functions 4 3 LCD Monitoring This section describes how to perform alignment on the LCD monitor without using the optical
69. rules on assigning a file name and the file structure of photography condition files are the same as those of the compact flash memory card 63 10 Light Hazard ISO 15004 2 Caution The light emitted from this instrument is potentially hazardous The longer the duration of exposure the greater the risk of ocular damage Exposure to light form this instrument when operated at maximum inten sity will exceed the safety guideline after 1874 pulses for image capturing light 206 min for illumination light 30 min for working dots lights visible 7 hour for working dots light IR 43 hour for focus dots light visible 43 hour for focus dots light IR 7 hour for internal fixation light red 7 hour for internal fixation light green 440662 pulses for external fixation light red 536139 pulses for external fixation light green Image capturing light radiant energy mJ 600 700 800 wavelength nm Illumination light radiant flux mW 600 700 800 wavelength nm 64 10 Light Hazard ISO 15004 2 Working dots light visible radiant flux mW 700 wavelength nm Working dots light IR 2 E 7 x 3 43 S TD he 700 1000 1100 wavelength nm Focus dots light visible radiant flux mW 700 wavelength nm 65 10 Light Hazard ISO 15004 2 Focus dots light IR
70. s about 40 seconds from turn ing on the power Is it soon after the power is turned on Press the button on the operation It is in power saving mode P J panel The error message EPCO2 was dis played Turn off the power and stop using Nothing is displayed on the a n LCD monitor Is it in the power saving mode Press a button on the panel Many functions in Viewer mode is disabled during VK connection Operation from the LCD monitor and Network connection is disabled a Li a Turn off the povver and stop using The system configuration is not Stand alone 48 6 Troubleshooting Abnormal performance of the instrument Symptom What to check State of equipment The button different from the pressed button reacts during It is out of calibration Calibration must be performed LCD monitor operation Non di dec bed You cannot observe from the view y finder in non mydriatic mode You see nothing when you look into the viewfinder Press the LCD monitoring button LCD monitoring mode is enabled to change to the viewfinder moni toring mode Alignment of the retinal camera is not Align the retinal camera correctly correctly adjusted The ON OFF switch is off Turn on the focus dot switch or the working dot switch Focus dots and working dots are nd naiss tumed to or line hag ool The focus dot and the working The diopter compensation button is When th
71. s and allowable amperes power consumption of the power supply 6 Properly connect ground wires The following items shall be considered before using the instrument 1 Make sure that instrument activates properly after checking switch contact polarity dial setting and meters and so forth 2 Make sure that the instrument is properly grounded 3 Make sure that all cords are properly connected and secured 4 Use of other instruments and appliances on the same power circuit is liable to cause errors and incorrect flash output resulting in incorrect diagnosis or hazards 5 External circuits and connectors that may come in direct contact with the patient must be checked frequently for signs of wear The following items shall be considered when using the instrument 1 Be sure to minimize the time and quantity required for diagnosis and treatment 2 Always assure that the instrument and patient are in good condition 3 When an abnormality is found on the instrument take proper measures for instance to stop the operation of the instrument while assuring the patient s safety 4 Do not allow the patient to touch any of the instrument controls The following items shall be considered after using the instrument 1 Turn OFF the instrument after setting control switches dials and so forth to their initial status following with a specified procedure 2 Do not pull cords for removal because an excessive force is exerted on th
72. s medical electrical system may be installed within a limited patient environment a radius of 1 5 m around a patient when all components are installed in accordance with the installation instructions using Multi tap with Isolation Transformer which is one of the system components 2 AS prerequisite for installing to this system other components a PC printer video capture printer video monitor or other devices which do not comply with IEC60601 1 must be powered from Multi tap with Isolation Transformer The electric power to these components supplied from an electric source other than Multi tap with Isolation Transformer e g wall outlets may cause increased enclosure leakage current or potential difference between protective grounds resulting in the injury to the patient or operator Use Multi tap with Isolation Transformer only for supplying the power to the components other than the system components 3 Any medical electrical equipment that connected to this system to compose a medical system must comply with IEC60601 1 4 Any non medical electrical equipment that is connected to this system to compose a medical system must comply with safety standards of IEC or ISO provisions applicable to such a non medical electrical equipment 5 Do not use any additional multi tap or extension power cable other than those Kowa specified to this system 6 Power supply to this system or Multi tap with Isolation Transformer must be provid
73. sentative and quali fied personnel knowledgeable in network configuration therefore please contact Kowa or a Kowa dealer In advance Any Filing Device LAN Port L net USB Port _ _ K9L SC56C Ld E Fs 7 W EthdInet USB Export Data Image I USB R9L SC56B n 2 4 Turning ON the power 1 Turn ON power switch 2 It takes approximately 40 seconds for the instrument to be fully ready for operation Wait until the start up logo disappears and photography information is displayed on the LCD monitor 2 5 Turning OFF the power 1 Make sure that the the instrument is in the capture mode If it is in the viewer mode press CAPTURE button to go to the capture mode 2 Press EXIT button A message appears asking whether you want to end the operation if there is no problem press OR to turn off the optical head 3 The LCD monitor goes dark and all panel lamps except for the Power lamp go off When the Power lamp turns orange switch the power switch to the OFF position 2 Preparation A Notice amp Turning OFF the instrument without following the above procedures may result in a loss of data or damage to the instrument With an exception of emergency situations follow the above procedures to turn OFF the instrument The power switch does not go OFF automatically Do not forget to turn OFF the power switch 2 6 Retinal camera preparation Following the daily inspection li
74. servation light bulb immediately after use A When replacing the flash tube or observation light bulb be sure to turn OFF the main power switch and unplug it Caution n Warning from the power outlet and wait for 30 minutes or more Prohibitory Von temperature Do not touch the flash lamp tube with your bare hands Otherwise the lamp may have a lower quantity of light and a shorter useful life 7 4 3 Fuse replacement 1 Turn off the power switch and unplug the power plug from the electrical outlet 2 Turn the fuse holder at the power supply counterclockwise with a flat head screwdriver 3 When the head of the old fuse comes out hold it with a hand to pull it out 4 Replace the fuse and place it in the fuse holder 5 Press down the fuse holder with a flat head screwdriver and turn the screwdriver clockwise When replacing with new fuses turn OFF the power switch and unplug from the power outlet Otherwise there is a fear of electrical shock Warning Use accessory or designated fuses If other than High voltage designated ones should be used there may occur failure or a fire on the equipment The fuse differs according to the voltage which is used Make sure to use a correct fuse when replacing one Obligatory 7 4 4 List of consumables Following is the list of consumables used on this instrument Please contact Kowa or your Kowa dealer for purchase or any inquiry It is recommended that you always stock the ill
75. st in 7 2 Daily inspection prepare the retinal camera for operation 2 Preparatory procedure of the examined eye 1 In case of mydriatic photography apply mydriatic eye drops to the examined eye After it dilates fully guide the patient to the retinal camera In case of non mydriatic photography take the patient to a dark room and let the examined eye dilate spontaneously 2 Make sure that the pupil is sufficiently open Sufficient diameter of the pupil is 5 5 mm or more in mydriatic mode 4 0 mm or more in small pupil mode and 4 0 mm or more in non mydriatic mode Mydriatic photography is Small pupil or non mydriatic enabled if 5 5 mm or more photography is enabled if 4 0 in diameter mm in diameter 3 Fixing the patient 1 Instruct the patient whose eyes are dilated sufficiently to be seat ed in front of the retinal camera 2 Adjust the height of a powered optical table to let the chin on the chin rest and the forehead on the forehead rest in a natural pos ture The height of chin rest can be adjusted with the chin rest buttons Set the examined eye at the eye level mark indicating lamp See illustration on the right Important When using mydriatic eye drops be sure to follow the instruction of the eye drops BS 11 3 Basic operation 3 1 How to use the control lever The control lever is used to move the optical component of the retinal camera lengthwise or crosswise and
76. t the upper and lower focus dots come to form a straight line A Notice e The focus dots are not displayed when using the diopter compensation lens Adjust the focus as you view the retinal image on the LCD monitor AD Photograph the image Press the shutter button to activate the flash and photograph the im age When the connection configuration is in Stand alone or the Network connection images are displayed in the preview window EXIT ID 123 18 3 Basic usage 3 4 Mydriatic Fluorescein angiography procedures This section describes the basic operation procedures for mydriatic Fluorescein angiography A Notice In some cases the use of mydriatics may aggravate patient s medical conditions or cause some pa tients to go into shock Be sure to read the instruction for use carefully before using mydriatics and follow the instruction After photography using mydriatics patient s pupils are dilated therefore patients may experience glaring or blurred vision Instruct patient to be careful when they walk or move around and refrain from driving In some cases the use of fluorescent agent may aggravate patient s medical conditions or cause some patients to go into shock Monitor the patient closely during photography and make sure that there are no abnormal changes in the patient Be sure to read the instruction for use carefully before using fluorescent agent and follow the instruc
77. t to save or view Procedure 1 Press the Input ID button to go to the ID screen 2 Select an ID from the ID list shown in the section of the screen The selected ID becomes high lighted 3 Press OK button When more than 10 IDs are registered use the list switching buttons to change IDs to view 3 5 2 Single image display This function is enabled while the connection configuration is Stand alone You may view the images saved under an ID one at a time This function is enabled immediately after you go to the viewer mode The most recent image saved un der the selected ID is displayed Use the arrows on the LCD monitor to switch images VIEW button for the next image and REVIEW button for the previous image When you press VIEW button while the most current image is displayed the oldest image appears When you press REVIEW button while the oldest image is displayed the most current image appears The total number of images saved under the ID and the photography sequence number of the image dis played are indicated on the upper left of the image 25 3 Basic usage 3 5 3 Multiple image display This function is enabled while the connection configuration is Stand alone You may view the images saved under an ID up to four images at a time Four image display Press the MULT button on the LCD monitor while on the single image display to show t
78. ted 9 Aperture 6 This indicates that a large value is selected in the aperture Flash intensity The intensity of light emitting from the photography flash lamp is indicated D Flash intensity compensation buttons It appears when the flash intensity compensation knob on the panel is at the position of 5 or 5 It enables a wider range of light intensity compensation 2 EXIT button It is a button to terminate this instrument Press it to termi nate the instrument before turning off the power switch B ID The current patient s is indicated Do not appear in VR con nection mode VIEWER button It is a button to go to the Viewer mode from the Capture mode 5 Fixation target selection button It is a button to select the fixation target When this button is pressed each fixation target is displayed in a button and becomes selectable STILL VIEW selection button It is a button to hide or display an image immediately after it is photographed It is not displayed when VK connection is selected D Customize button It is a user defined button in the setting Blue Brown button Used to adjust the intensity which is suitable for blue eyes BROWN oo EXT button 0 CENTRAL button 0 DISC button MACULA button 1 5 2 Viewer mode screen 2 2 ID No ID 26 Setting button It is a button to set various settings 0 CAPTURE button Used for ch
79. the illumination of the room so that you may barely manage to read a newspaper approx 5 Ix 1 Enter switch or check the ID According to the system connection configuration enter switch or check the patient s ID In the Stand alone setting the patient s ID may be entered or switched Refer to 3 5 1 to enter an ID or switch between IDs In the VK connection setting IDs are managed through the VK series connected to this instrument Please read the user manual supplied with the VK series for operational procedures In the Network connection setting the function depends on the external device connected to the instru ment Follow the user manual of the external device for the details on available functions and operational procedures 2 Select a photography mode With the photography mode switching buttons on the right side panel press the Non mydriatic button once for non mydriatic photography press the RF FAF button twice for autofluorescence photography Kowa WE z LHe on mydriatic FA RE FAEJ j Color Non mydriatic 0 Timer 0 j j 3 Adjust the flash intensity The flash intensity is automatically set according to the photography mode If it is necessary to adjust flash intensity you may do so with the flash intensity compensation knob 4 Select a field angle Press the field angle selection button to select a field angle 19 3 Basic usage 5 Se
80. tion 1 Enter switch or check the ID According to the system connection configuration enter switch or check the patient s ID In the Stand alone setting the patient s ID may be entered or switched Refer to 3 5 1 to enter an ID or switch between IDs In the VK connection setting IDs are managed through the VK series connected to this instrument Please read the user manual supplied with the VK series for operational procedures In the Network connection setting the function depends on the external device connected to the instru ment Follow the user manual of the external device for the details on available functions and operational procedures 2 Select a photography mode With the photography mode switching buttons on the right side pan el press the FA button oo io FA RF FAF Color Non mydria ic Timer 0 Se O 3 Compensate the diopter of the optical viewfinder eyepiece Clear of all objects within the distance of 3m from the objective lens Look through the optical viewfinder eyepiece and rotate the diopter adjuster ring until the double lines becomes clear 19 3 Basic usage 4 Adjust the flash intensity The flash intensity is automatically set according to the photography mode If it is necessary to adjust flash intensity you may do so with the flash intensity compensation knob 5 Select a field angle Press the field angle selection button to select a field an
81. tive lens See 13 1 Make sure that the eyelashes do not come in front of the pupil Align the retinal camera correctly Align the retinal camera correctly Try small pupil mode If it is less than the pupil diameter guideline the center of the images becomes dark It is necessary to clean the inside of the camera Contact Kowa or your Kowa dealer 6 Troubleshooting EPC04 The CF memory card is not inserted EPCO5 em capac Orie menany Replace or format the CF memory card EPC06 Failure of the CF memory card Replace the CF memory card EPCO7 een Hy OF tenner avec Coma Turn off the power and stop using EPC08 Abnormality of the internal circuit battery Turn off the power and stop using EPCO9 Abnormality of the touch panel Turn off the power and stop using EPRO1 The printer is not connected Connect the specified printer Replenish the printer paper Replenish according PERIA Sulot paper to the manual of the printer Replenish the printer ink Replenish according to si SOPOL the manual of the printer EPE01 Connection of any uncertain peripheral Do not connect equipment which is not specified equipment by Kowa EPE02 Insufficient capacity of backup memory Replace the backup memory EHWO1 Failure of an optical unit ring slit Turn off the power and stop using EHDO7 Abnormality of the internal circuit Turn off the power and stop using Turn off the power and provide the power supply Abnormality of th
82. tures objects and people Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios amateur radio AM and FM radio broadcast and TV broadcast cannot be predicted theoretically with accuracy To assess the elec tromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which KOWA VX 20 is used exceeds the applicable RF compliance level above KOWA VX 20 should be observed to verify normal operation If abnormal performance is observed additional measures may be necessary such as re configuring or relocating KOWA VX 20 b Over the frequency range 150kHz to 80MHZz field strengths should be less than 3 V m Recommended separation distances between portable and mobile RF communications instrument and KOWA VX 20 KOWA VX 20 is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or the user of KOWA VX 20 can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications instrument transmitters and KOWA VX 20 as recommended below according to the maximum output power of the communications instrument Separation distance according to frequency of transmitter Rated maximum output m power of transmitter 150 kHz to 80 MHz 80 MHz to 800 MHz 800 MHz to 2 5 GHz d 1 2
83. u face directly to the tilting handle allows you to tilt the opti cal component in an angle of elevation ES Point gt gt M The tilting mechanism has a level position where you feel a click when moving the instrument When you have finished Tilting handle photographing the surrounding field and return to the standard 3 photography return the instrument to this position M When the tilting angle of elevation is insufficient in order to photograph a surrounding field you may use a higher forehead rest R9L HR56 optional accessory which moves back the pa tient s forehead and increase the angle of elevation 4 1 2 Panning 1 Rotate the panning lock lever to the left as you face directly to the panning lock lever to release the lock 2 Hold the area under the focusing knobs and slowly panning it to right or left ES Point gt gt M The panning mechanism has a reference position where you feel a click when moving the instru ment When you have finished photographing the surrounding field and return to the standard pho tography return the instrument to this position 30 4 Other functions 4 2 Small pupil photography This section describes how to photograph patients with a small pupil diameter While this method allows you to photograph patients with a small pupil diameter there are such disadvan tages as smaller field angles or easier occurrence of a flare Press the S P button on the
84. uch the LCD monitor 4 9 Recalling and printing images This function is enabled while the connection configuration is Stand alone Recalling an image When you want to examine an image closely after preview is complete you may recall the previewed image by pressing the STILL VIEW button on the LCD monitor The recalled image remains on the LCD monitor until the STILL VIEW button is pressed again No ID Printing an image A recalled image may be printed through a printer connected to the instrument Press the PRINT button that appears in the recalled image to print A Notice amp Deleted images may not be recovered 38 5 Setting 5 1 Main 5 1 1 Monitor brightness In this tab you may adjust the brightness of the LCD monitor from level 1 through 10 with an increment of LCD Bi Date Power Saving Sound System one Adiust the moniter brightness 5 1 2 Date In this tab you may set the date format and delimiter as well as adjust the date and time LCD Bright EE Set the display format and delimiter Set the display fo Datel 2011 i Display Format Display Form r Delimiter YYYYMMDD Slash test datetime setting MMDDYYYY Hyphen DDMMYYYY YYYYMM MMDDYY DDMMYY Select YY Year MM Month DD Day as the format You may select a slash or a hyphen as the delimiter
85. umination lamp and the fuse for replacement Part name Purchase order number Flash lamp K9L56 FU3A Illumination lamp R9L52 A26 Fuse 0218010 MXP 58 7 Maintenance and inspection 7 5 Regular inspection In order to use this instrument safely over its useful life we recommend you to have it inspected annually Records of each setting External components and their installation Optical components Operations and functions of the components Switching operations of photography mode Observation image using Standard Model Eye OD Photography using Standard Model Eye OD Photography light intensity Electrical safety test CPS ae SS a Contact Kowa or your Kowa dealer for specific detail and cost of inspections 59 8 Specifications Mydriatic 50 30 Field angle Non mydriatic 45 27 Working distance 39mm between the patients eye and the front of the ob jective lens o n SSS Diopter compensation range of patient s eye P 100 3200 Working distance adjustment Optical viewfinder eyepiece diopter 8D 5D compensation range Observation illumination light Halogen lamp Photography flash lamp Xenon flash lamp Lengthwise coarse motion 90mm fine motion approximately 17 5mm Horizontal optical head base moving distance Crosswise coarse motion 140mm fine motion approximately 17 5mm Vertical optical head base moving distance Normal 250VA Maximum 1500VA 394mm VV
86. viewfinder eyepiece during mydriatic color photography Red Free photography fluorescence angiography and mydri atic monitoring in FAF This function eliminates the need of diopter adjustment of the optical viewfinder eyepiece Also this mode uses infrared rays instead of visible light to observe patients therefore patients are relieved of glaring which facilitate smooth photography Pressing the LCD monitoring button on the right side panel switches to the LCD monitoring mode Pressing the LCD monitoring button once again switches back to the viewfinder monitoring mode a e mus aa FA RF FAF Color Non mydriatic O P E TS Point gt gt M When the patient s pupil in natural dialation is 5 5 mm or more in diameter mydriatic color observation allows you to photograph with field angle of 50 degrees without using mydriatics The field angle for the standard non mydriatic color photography is 47 degrees Important Images on the LCD monitor are not as clear as the ones in the viewfinder monitoring mode therefore it becomes more difficult to remove a flare or adjust focus Notice that when performing LCD monitoring in the FA mode not only a fluorescence image but also an actual captured image with infrared rays therefore the photographed fluorescence image differs from the image seen while performing alignment ES Point gt gt M The LCD monitor angle may be changed Adjust the angle if the LCD m
87. x 562mm D x 724mm H Compliance standard e IEC 60601 1 1988 A1 1991 A2 1995 e IEC 60601 1 2 2007 Safety standard and classification e According to the type of protection against electric shock Class I device According to the degree of protection against electric shock Type B applied part According to the type of protection against ingress of water as detailed in the current edition of IEC60529 IPXO According to the degree of safety of application in the presence of a flammable anaesthetic mixture vvith air or with oxygen or nitrous oxide Equipment not suitable for use in the presence of a flammable anesthetic mixture with air or with oxygen or nitrous oxide According to the mode of operation continuous operation 60 9 Technical information 9 1 Folder structure and data format of the compact flash memory card JPEG files XML files JPEG files for thumbnail Folder Structure Image files JPEG and photography condition files XML are generated and saved in each of ID folders File name ID YYMMDD _ HHMMSS KOWA Photography type Photographed eye Timer elapsed timel Jpg ID YYMMDD _ HHMMSS ROVVA Timer elapsed timel XML ID YYMMDD HHMMSS Photography type Photographed eye Timer elapsed time Patient s ID Date of photograph taken Time of photograph taken COLOR Color photography REDFREE Red free photography FA Fluorescent photography AF Autoflorescent photography
88. y P d 1 2 P d 2 3 P For transmitters rated at a maximum output power not listed above the recommended separation distance d in metres m can be estimated using the equation applicable to the frequency of the transmitter where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer NOTE 1 80MHz and 800MHzZ the separation distance for the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people 70 a Technology for Life Science Kowa Kowa Company Ltd World Sales Headquarters Kowa Optimed Inc 4 14 Nihonbashi honcho 3 chome Chuo ku Tokyo 103 8433 Japan Phone 81 3 3279 7639 Facsimile 81 3 3279 7541 URL http www kowa co jp e life 20001 So Vermont Ave Torrance CA 90502 U S A Phone 1 310 327 1913 Facsimile 1 310 327 4177 URL http Awww kowa usa com eel Kowa Company Ltd Hamamatsu Factory 3 1 Shinmiyakoda 1 chome Kita ku Hamamatsu city Shizuoka Pref 431 2103 Japan 2011 Kowa Company Ltd All rights reserved K9L56 V1 0K 110629 MS Printed on recycled paper Printed in Japan
89. y on or near the instrument Z Recommended location 2 2 Inserting removing compact flash memory card When using the instrument in the Stand alone setting see 2 3 1 Stand alone make sure that the com pact flash memory card is inserted To transfer data from compact flash memory card to a computer follow the procedures and notice below to remove the card 2 2 1 Inserting a compact flash memory card Slowly insert the supplied compact flash memory card Kowa logo facing up in the compact flash memory card insert slot as far as it goes Check that the ejector button comes out A Notice 80 Do not use a compact flash memory card other than the one supplied with the instrument Do not use any compact flash memory card other than the one supplied with this instrument or designated by Kowa 2 Preparation 2 2 2 Removing a compact flash memory card Slowly press the ejector button to eject the compact flash memory card Then hold and slowly pull out the card A Notice Do not attempt to remove the compact flash memory card without using the ejector button Do not remove the compact flash memory card immediately after an image is photographed 2 3 System connection configuration This instrument may be used in 3 connection configurations e Stand alone Images taken by the instrument are acquired by the instrument itself as a stand alone system e VK connection Images taken by the instrument are a
90. y set the lighting sequence of the fixation targets to be lit and whether the sequence for the right eye should be mirrored for the left eye Setting the photographing sequence The lighting sequence is specified by setting the parts to be photographed in the right eye IE Custom FA Fiter Biue Brown FAF Ob DF Left eye Present order Right eye A Current sequence in the right eye B Current sequence in the left eye C Numerical pad for entering a new sequence D Mirror button Select the order for the right R The numbers shown in C Numerical pad for enter ing a new sequence signifies the parts to be pho tographed Press the numbers in the sequence you want to register a new photographing sequence You may enter any number of digits up to nine When you have entered the sequence press OK The new se quences will be reflected in A and B Setting the mirror function When the mirror button D is pressed the sequence entered for the left eye will be mirrored for the right eye photography When the mirror button D is not pressed exactly the same sequence entered for the left eye will be copied for the right eye photography 5 4 2 Customize button Customize buttons allow you to easily switch to a preset combination of camera sensitivity aperture size and reference flash intensity nt Fix OSI FA Fitter Blue Srown FAF Ofa gt In this menu
91. you may specify a separate set of set tings for each customize button Press a button number for which you want to set and press the items you want to specify If the button looks pressed down it is selected Press APPLY button or OK button to store the set tings in memory Sensitivity Flash Intensity Large setting is enable when the capture mode is FA and FAF X Large setting is that the optical system become the brightness of half apperture about 1 5 times Iris Standard 43 5 Setting Items to set Camera sensitivity photography sensitivity of the camera X1 Standard X2 two fold X4 four fold As the setting is changed from X1 to X4 photography with low flash intensity be comes possible but the image quality is compromised Aperture size the size of the camera aperture Standard When the customize buttons is pressed the aperture remains the standard size Large When the customize buttons is pressed the aperture is switched to a size larger than the standard aperture When the photography mode is in non mydriatic myd riatic color or Red Free however the aperture size remains in the standard size Flash intensity Reference flash intensity X1 Remains in the standard setting X1 2 1 2 of the standard setting X1 4 1 4 of the standard setting Examples of customize buttons target use of the factory default settings Sett

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