Home

Yongnuo YN622

image

Contents

1. X It needs using single autofocus for the lens X It needs enabled the AF assist beam function of camera flash by custom functions setting Can also disable this function by custom functions setting C Fn8 X Both the receiver and the off camera flash on the receiver will not be emitted Feedback Function of the AF Assist Beam Emitter e When the off camera setting which is consistent with the camera s menu the AF assist beam emitter of the receiver will blink twice to show that the change is successfully X Only when the flash which supports assist beam emitter function is set in the receiver and the assist beam emitter is available can this function be used X Install the receiver on the camera and set the assist beam firing as disable via external flash custom function setting camera menu to disable this function sets will be saved X If parameter which the flash doesn t support had been set such as hi speed sync this function will be abnormal References Applications 2 Transceiver Kit Packaged Multiple Transceivers one off camera flash or one Multiple flashes application off camera flash plus one on by additionally purchased top flash can be used transceivers Factory Reset 1 Hold down the buttons CH SET plus GP SET at the same time 2 The state indicators will blink for s 3 times in red green alternately f then turn to keep lighting red 3 Release all the buttons then
2. YN 622C 2 transceivers kit consist two similar transceivers support one camera controlling multiple flashes at the same time Install the flashes with the receiver additionally purchased to make them into an application form of multiple flashes number of the receivers is not limited Compatible cameras flashes is needed when using TTL function The highest sync speed of some camera types is 1 4000s some of flash or camera models may reach to 1 250s only or less if it doesn t support high sync speed Supported Functions List e Compatible flash mode E TTL II Manual Multi e Compatible Shutter sync 1st curtain 2nd curtain high speed sync HSS FP Max 1 8000s sync speed e Control remote flash using camera s flash control menu screen Remote Control Mode e Support E TTL Manual Multi flash mode mix using Mix Control Mode e Flash on hot shoe of transmitter supports ETTL e Support Flash Exposure Compensation FEC e Support Flash Exposure Bracketing FEB e Support Flash Exposure Lock FEL e Support modeling Flash e Support E TTL group ratio ALL A B A B C e Support Manual Multi group ALL A B A B C e Support flash zooming auto manual e Support AF assist beam emitter AF Lamp e Support PC port triggering strobe flashes and support 1st 2nd curtain HSS Super Sync e Support LCD Live view triggering e Support high speed continuous shooting trigger e Settings saved automatically e Compatible with
3. 5D MarklIII 650D and other new models selecting the optical transmission menu insteads of wireless function YN 622 is corresponding to optical pulse transmission wireless function 3 Channel Setting via Wireless Function External flash func setting Set channel CH1 CH4 only of the transmitter via wireless function setting the changed shall cover the Original setting CH1 CH7 may also be set by directly pressing CH SET at the transmitter p 8 Channel INFO Feel Emagen 4 Firing Group Setting via Wireless Function Sets firing group of the transmitter via wireless function setting in transmitting communications state indicator and group indicator both blinking green the je Ace following table shows that each group J m a indicator stands for different firing group available YN 622C External flash func setting X When disabled the wireless function via the camera menu in transmitting communications group indicator will go out firing group consists of all A B C all groups of flashes using the same setting Firing group INFO Clear flash settings e Flash fire ratio and FEC of the A B C three firing groups can be set under E TTLII flash mode External flash func setting 1 All A B C Wireless func Enable Ratio off A B C three Master flash Enable flashes automatically fire Channel 1 ch 3 Firing group All with same output flash i a erie ieee expo
4. ae receiving group Communicating State Indicator green TX Communicating Testing Communicating State Indicator red RX Communicating Standby State The protective film can be torn out YONGNUO YN 622C c3 c E TT CH Wireless Flash Trigger GP SET Transceiver SET 1 Standby state red 2 TX communicating state green blinks 3 RX communicating state red blinks A Channel indicator p8 I PC porttp 23 8 croup racar pars AF ser beam einez D sroup seting buttontpa 9 1 Mounting oopen E fretet m ___locking pinea G 7 FF State indicator Power switch p 8 o Battery compartment cover p 6 Hot shoe p 6 7 P Battery compartment p 6 Preparation Before Use 1 Installing the Batteries Open the cover and install two AA batteries excluded according to the and marks rechargeable 0 IFI OE batteries of 1 2V can be used f Replace the batteries when the product does not work stably BAT AAx 2 Remove the batteries when the product is not used for long time Xx Please replace the both two batteries at the same time 2 Installing the Transceiver on the Camera As Transmitter N OO O c fo 1 Unscrew the locking ring of the transceiver 2 Slip the mounting foot into the hot shoe of the camera 3 Turn the locking ring
5. flash C Fn set Red eye reduc Disable Flash control X Suggest disabled wireless flash function when using 2st curtain sync only Automatic Flash E TTL II e Fully automatic Flash Shooting External flash func setting Flash mode E TTL Il Shutter sync Ist curtain FEB 24491293 E TTL Il meter Average Zoom Auto Wireless func Enable INFO LAERE Oiee 1 Select flash mode as E TTLII mode 2 Half press camera s shutter button to focus and on the flash screen the aperture and effective range etc parameters will be displayed 3 Ensure that the subject is in the effective flash range full press camera s shutter button to shoot the flash will be fire according to the setting X Exposure lever increments may set to 1 3 stop via the camera The following E TTL functions are advanced application please refer to the usermanual by the manufacturer of the camera and flash E TTLII metering FEL Flash Exposure Lock e Modeling flash 1 1st Curtain sync e The normal flash sync External flash func setting Shutter sync bist curtain 2nd curtain Hi speed 2 2nd curtain sync e The flash fires right before the shutter closes lower shutter speed needs to be used support bulb 2nd curtain sync flash External flash func setting Shutter sync 1st curtain 2nd curtain Hi speed 3 Hi speed Sync HSS FP FLASH e The flash can sync with all shutter speeds when using hss The max spee
6. shall be 0 Zoom supports automatic manual setting 1 With automatic setting focal length of the flash may change with lens focal length 2 With manual setting focal length of the flash supports manual setting within 24 105MM External flash func setting External flash func setting 50 mm gt i 3 Zoom Lock e Hold down the CH SET button of the receiver for seconds until channel indicator keeps lighting same to set the mix control mode for the transmitter p 21 enable the zoom lock function for the receiver then the flash on the receiver will not be controlled by the camera menu adjust flash zoom settings with flash control panel automatic or manual that means each flash can be set with a different focal Hold down the CH SET for seconds again to cancel 1 Manual Flash Manually set flash output 1 128 1 1 power 1 3 stop increments e Select flash mode as Manual Flash Mode setting flash output shutter sync zoom etc External flash func setting Flash mode ENE BIEN flash output 1 128 1 64 1 32 Shutter sync Ist curtain Zoom 50 mm 2 Multi Flash Stroboscopic flash e Select flash mode as Multi Flash setting via the camera menu External flash func setting Flash mode MULTI flash flash output 1 128 164 1 32 Frequency 2 Hz Flash count 5 times Zoom 24 mm The three parameters of flash output frequency and flash count may restrain each other setting details may be ref
7. ALL YongNuo Canon EXII series flashes e Support single contact of camera amp flash triggering max sync speed is 1 250s Compatibility List Functions supported by the product depend on the camera and flash used According to different types of cameras in this user manual the EOS DSLR camera with external flash speedlite control menu is called type A camera while EOS DSLR camera without external flash control menu is called type B camera other camera brands with standard hot shoe is called type C camera List of Type A cameras Canon EOS 5D Mark II 5DMark III 1Ds Mark II 1D Mark IV 1D Mark III 7D 60D 50D 40D 650D 600D 550D 500D 450D 1100D 1000D List of Type B cameras Canon EOS 5D 10D 20D 30D 300D 350D 1D 1D Mark II Compatible ETTL flash list support wireless remote control through camera menu Canon 600EX RT 580EXII 430EXII 320EX 270EXII YongNuo YN565C YN468C II YN467C ID YN465C 430EX 580EX or other parts of the flash is not supported remote control via the camera menu need to manually set the flash parameters X When using general type manual flash or strobe flash connect to PC port flash output needs to be set manually X In this user manual assumes that you are using the type A camera and compatible ETTL flash as for type B C camera please refer to page 22 Name of Parts Communicating Channel Indicator Mix Control Mode Remote control mode Firing group or Testing Group Indicator
8. F X It is normal for the flash fire once when turning on off the transceiver 2 Channel Setting Press CH SET Button Press CH SET button and the channel indicator will keep lighting for several seconds to indicate the current channel at this time shortly press CH SET button again to change channel and there are totally 7 channels Set all the transceivers at same channel Chile ICh2 f c1 Ch3i ci Ch4 Ect ChS ce Ch6lict Ch7 Fc c2 c2 c2 c2 C2 c2 Fc2 C3 c3 C3 C3 c3 hC3 C3 CH CH CH CH i CH 1 CH 1 CH L3 SET ni SET i SET ui SET am SET SET SET 3 Receiving Group Setting Press GP SET Button Press GP SET button to check the current receiving group then shortly press GP SET button again to change among A B C three c c gt c groups Group indicator and state e rea TEA T indicator red will blink while receive communicating at the A B C same time AH A A Aye a B B B 4 Flash Test Group Setting Test GP SET Button Set flash testing group Type C camera uses the set firing group YONGNUG Gio eee A efn ellen ellen A B A C B C A B C Hold down Test button then the group indicators will ke
9. Triggering of B C Type Camera Type B Cameras There is no flash control menu of such type of cameras that some of function will be restricted Enable the mix control mode of the transmitter before using P 21 1 Indicator A blinks ALL A B C Indicator B blinks A B Indicator C blinks ALL A B C UW wa Setting of transmitting groups set in the transmitter when it in transmitting status Half press the camera s shutter button then status indicator blinks green Press GP SET to set transmitting firing groups __ Setting of flash mode via the flash control panel Automatic ETTL mode supports automatic flash supports the settings of FEC and FEB it defaults to hi speed sync Manual M mode manually set the flash output It defaults to hi speed sync Multi mode set according to the flash Type C Cameras Manually set the Flash Output 1 2 Transmitting group set via the transmitter Set according to testing group of transmitter p 9 Flash mode set via the flash control panel Set the manual M flash output via the control panel of the flash and trigger with transmitter s main flash contact single contact Do not support hi speed sync or other TTL functions Max speed sync is 1 250s or less PC Port Triggering Support Super Sync gt 6 35mm 3 5mm voltage more than 300V or the j HanScelver may be damaged e Purc
10. YONGNUS D I G I T A L YN 622C E TTL Wireless Flash Trigger Transceiver YN 622C c E TT Wireless Flash Trigger GP T i S User Manual CONTENTS Cautions 1 General Description 2 Supported Functions List 3 Compatibility List 4 Name of Parts TE Preparation Before Use 6 7 Setting 8 9 Flash Awaking Testing Flash 10 Remote Control Mode 11 Automatic Flash E TTLII 12 Shutter Sync 13 FEB FEC 14 Zoom Flash Coverage 15 Manual Multi Flash shee w 4 16 Wireless Function i7 20 Mix Control Mode i Re pk te we 1 Flash Triggering of Type B C Camera Sigs ar ee PC Port Triggering ne mw Se CO References 24 25 Troubleshooting 26 27 Specifications 2 28 Read this user manual while also referring to your camera s amp flash s user manual before using in order to correct use this product Cautions e Please turn off power supplies of all equipment when connecting or installing the product e Please keep it dry Be sure not to use wet hand to touch the product It is also not allowed to immerse the product into waster or make it be exposed in the rain otherwise it may not work normally or even be damaged e Do not use it in explosive situations violation of this warning may cause an explosion or fire e This product involves battery please be in strict accordance with th
11. according to the direction of arrow the locking pin will protrude from the mounting foot X It is supported that install a flash on the hot shoe of the transmitter on top flash p 17 Preparation Before Use 3 Install Flash on the Hot Shoe of the Transceiver as Receiver S 1 Install the transceiver on the mini stand or other fixing equipment excluded 2 Loosen the locking ring of the flash 3 Slip the mounting foot of the flash into the receiver 4 Tightly lock the locking device of the flash Caution The hot shot of the transceivers can only install flash being applicable to DSLR cameras can not install high voltage flash or the transceiver may be damaged 4 Check that all equipments are installed and connected reliably before use turn all equipments on setting the transceivers in the same channel set the group of receivers test button can be used to awaken and test whether the flash works before shooting refer to Page 10 trigger the flash until flash recyling completely 1 Power Switch Power on when the power switch slides to ON channel and group indicators shows that channel and receiving group power off when the power switch slides to OF
12. d is 1 8000s or 1 4000s depends on the camera External flash func setting Shutter sync 1st curtain 2nd curtain b Hi speed X Enable the wireless flash function 2nd curtain sync will be unable to use X In case of using hot shoe flash which does not support hi speed sync the max sync speed is 1 250s or less 1 FEB Flash Exposure Bracketing e Support 1 3 stop increments to set FEB within 3 External flash func setting 3 2 4 9 1 233 M CFn MODE X The sequence of FEB is fixed at 0 gt gt even the FEB sequence of the custom setting in flash is different the shoot sequence remains to 0 either X FEB function will be automatically cancelled after three shots are taken X Even the E TTL flash does not support FEB can also realize this function 2 FEC Flash Exposure Compensation e Support 1 3 stop increments to set FEC within 3 The FEC button of the camera can also be use External flash func setting exp comp IAE EEH l Setting value will be show on the flash screen when half pressing the shutter button Till FEB and FEC of the flash are set to 0 settings could be changed by remote control of camera menu and you can also set each of the flash FEB and FEC via its control panel compensation value shall be superposed according to flash setting plus camera menu setting for example the camera menu is set to 3 and the flash is set to 3 then exposure compensation
13. e relevant provisions on the use of the battery otherwise it would cause property damage or personal injury The functions described in this user manual are all under the conditions that all transceivers are set in the same channel power of all equipments is on enabled the flash firing This product is a wireless transceiver to express conveniently in this user manual it is called transmitter master control unit when being installed on the hot shoe of the camera while it is called receiver slave unit when a flash is installed or connected iS O e A Flash Control Menu Camera Menu General Description Thank you for purchase the products of Yongnuo firstly YN 622C E TTL wireless flash trigger is a high performance master and slave equipment of multiple flashes photography through digital FSK 2 4GHz radio wireless transmission and different photographic effects can be realized through setting your flash at 360 degrees It design of transceiver the distance of remote control reaches 100M supporting 7 wireless channels and A B C three groups Remotely change the modes and parameters of the flash quickly when using the Canon EOS series DSLR cameras which supports external flash function such as TTL ratio or manually set each group of flash output Support high speed sync the max sync speed is 1 8000s Support E TTL Manual and Multi flash modes Support E TTL flash installing on the top of transmitter
14. ep lighting the flash on the receiver group having been selected will be woken up p 10 Hold down Test button and repeat to shortly press GP SET button selected groups of receivers to testing flash and there are totally 7 combinations When loosening Test button the flash of the group having been selected will fire a test flash p 10 Testing group is different from firing group firing group setting of type A camera refer to page 18 while page 22 for type B Flash Awaking and Testing Flash e When half pressing the shutter button of the camera the hot shoe flash on the receiver will be awakened for A B type camera only e Under any connection type Test button can be pressed to awaken and test the flash on the transceiver and other transceivers at the same channel e Test flash with the mode set by the flash and under the mode of E TTL it may fire in a lower output e Refer to the following figure the transmitter sets A B two groups of flash test hold down the Test button the flash on A and B of the receiver will be awakened and when loosening Test button will fire a test flash C5 Ez YONGNUO _ Pcie P A Ka YN 622C E TTL awaken the flash before shooting X Using PC port to connect with flash without the awakening function X All the indicators going out when flash fir
15. erred to user manual of flash manufacturer Factual output shall be subject to the flash s screen display Wireless Function By setting the wireless flash function menu in a different flash mode or firing group remotely set A B C three groups of flash ratio or flash output External flash func setting E TTL Il meter Average Zoom 24 mm Wireless func Enable Master flash Enable Channel 1 ch Firing group All INFO F ETB ED ams E 1 Enabled the wireless function via flash control menu 2 Master Flash Option for a flash which installed on the transmitter on top flash select enable for firing or disable On top flash exposure setting as well as group A e The on top flash just like a flash installed in receiver which supports E TTL manual flash multi flash mode and can cooperate with other off camera flash using It supports the function of AF assist beam emitter p 24 disabled the wireless function can also be used the on top flash e The zoom of the on top flash will not be controlled by the camera menu adjust zoom settings with flash control panel auto or manual that means you can make the zoom setting of the on top flash different from other off camera flash such as auto set for the on top flash via control panel manual set for the off camera flashes via camera menu X Enable the wireless flash function 2nd curtain sync function will be unable to use X For
16. es Remotely setting all the flashes through the external flash function setting camera menu of the camera just likes the flash being directly installed on the camera The settings of camera menu is prior settings will upgraded to the receiver after pressing down camera confirmation button or half pressing shutter button without needing to operate the flash control panel the flash s screen will display the current setting The setting varies depending on the cameras flashes This control mode is the default control mode transmitter s channel indicator will goes out in standby state the camera needs to be set at P AV TV M exposure mode and it for type A cameras only 1 Press down MENU button on the camera select flash control external flash function setting When the off camera setting which is consistent with the camera s menu the AF assist beam emitter of the receiver will blink twice to show that the change is successfully p 24 2 Enabled the wireless flash function via the camera s menu to realize firing group control p 17 3 Focus and shoot picture the flash is fired according to the parameters set of all groups Support the function of AF assist beam emitter of the transmitter p 24 Flash control Quality Flash firing Enable Beep Built in flash func setting Release shutter without card External flash func setting Image review 2 sec External flash C Fn setting Peripheral illumin correct Clear ext
17. hase corresponding PC flash sync cord according to the different ports of the flashes needs 1 Use an end of PC sync cord with nut to connect to the receiver 2 The other end of the PC sync cord connects to strobe flashes or other flashes which supporting PC port 3 Set the camera s shutter sync as 1st curtain or 2nd curtain 4 Adjust shooting parameters and shoot Super sync Use the non high speed sync flash to realize higher sync speed this function is more applicable to strobe flashes whose flash duration is longer PC port output only 1 Connect the receiver to flash via PC port and it may needs setting at manual full power flash output 1 1 2 Use manual exposure or shutter priority mode set the shutter sync as hi speed sync the maximum shutter sync speeds can reach to 1 8000s Take photos and check whether the photos are synchronous it may see gradations or variations in the photos results depend on the camera and flash X The PC port is for output using only X Flashes on the hot shoe and connecting to the PC port can be used at the same time X For type C camera the max PC sync speed is 1 250s or less References AF Assist Beam Emitter e When using AF under low light the built in AF assist beam emitter of the transmitter will be emitted automatically to make it easier to autofocus and the flash on the transmitter which support AF assist beam emitter function can also be emitted at the same time
18. nc setting Master flash Enable Channel 1 ch Firing group A B C Group A output W128 164 Group B output W128 1 64 Group C output W64 132 INFO Clear flash settings 3 A B C Group A B C shall be separately set Flash output under menu root is same to Group A Mix Control Mode e Set the flash on each receiver in different flash modes as Manual E TTL Multi for mix control the settings of the flash is prior channel indicator of the transmitter will keep lighting when enabled this control mode Supports type A B cameras using 1 Hold down the CH SET button for several seconds of the transmitter until the channel indicator blinks for 3 times and then keep lighting enable the mix control mode 2 Flash mode of the transmitter will be fixed at E TTL and the zoom setting is disabled 3 Set the parameters of each flashes via it own control panel External flash func setting Flash mode E TTL ll Shutter sync Ist curtain FEB 3 2 1 8 1 253 E TTL Il meter Average Zoom 24 mm In the mix control mode set items via the flash it supports Flash mode output FEB FEC Zoom etc Set the shutter sync via camera menu and the flash set is invalid Type B camera defaults to hi speed sync X Disable the mix control mode by hold down CH SET button again then it will return to remote control mode the channel indicator goes out in standby state p 11 Flash
19. reset the factory set About the Max Sync Speed It needs the camera and flash both support hi speed sync and the max sync speed is 1 8000s or 1 4000s When using the hot shoe flash which doesn t support hi speed sync the max sync speed is 1 250s or lower About Automatic Saving Function The transceiver will automatically save the sets such as channel receiving group AF assist beam In the TTL set some parameters will not be saved such as the set of fire ratio etc Troubleshooting Fail to power on or automatic shutdown The battery is loaded inversely or exhausted it will power off automatically when the battery is going to be exhausted in case of being over discharged Install the battery according to the correct direction the battery compartment indicates and ensure the battery is full and restart the power refer to page 8 The flash doesn t fire Ensure the power of all equipments are full the connection among the transceiver camera and the flash is reliable whether the indicator is set in the same channels and controllable groups Flashes recycle process entering in the state of overheating protection ongoing zoom adjustment the flash enters into sleep status etc may makes the flash doesn t fire Ensure the flash is in ready state use the Test button test the flash before using Fail to enable the 2nd curtain sync That s because the restriction of camera menu It shall set the
20. sure compensation A B fire ratio ie Ee FEC can be set INFO KAEA ge iaclare ny External flash func setting 2 A B Wireless func Enable Set fire ratio 8 1 1 8 1 2 Master flash Enable stop increments and flash a A exposure compensation for Firing group A B p p Toth TAEL flashes of Group A and B A B fire ratio a eee Group C does not fire INFO Clear flash settings External flash func setting 3 A BC Wireless func Enable Set fire ratio and FEC for flashes of Group A and B anne s FEC of Group C can be set Firing group A B C eA AAEE solely Group C flash may A B fire ratio a y R be overexposure to the EA Clear flash settings subject suitable for use as a backlight e Flash output for each group A B C can be separately set under Manual Multi flash mode External flash func setting Wireless func Enable Master flash Enable Channel 1 ch Firing group All Group A output 1128 64 1 oup B output Q JI OUP D HEB Clear flash settings l 1 All A B C The three groups of flashes shall be set with the same output External flash func setting Master flash Enable Channel 1 ch Firing group A B Group A output 1128 W64 1 32 Group B output 1128 v64 1 32 Group C output V64 1 3 INFO Clear flash settings 2 A B Group A and B shall be separately set Group C flash will not fire External flash fu
21. sync with the flash on the transmitter 11 No effect of the flash exposure bracketing calculation on 1 2 3 4 5 receiver Set the flash mode which is compatible with the flash It is suggested using the following procedures to deal with when other trouble occur during the using Restart allthe equipments Replace the batteries of the transceivers Reset the factory set of the transceivers Reset the factory set of the camera Install the hot shoe flash on the camera directly and clear the custom function of external flash then install it on transceiver again Specifications System type Digital FSK 2 4GHz wireless transceiver Distance 100M Channel 7 Flash mode E TTL II Manual flash Multi flash Sync mode 1st curtain 2nd curtain Hi speed sync Groups 3Groups A B C Sync speed 1 8000s Input Hot shoe TTL main contact Output Hoe shoe PC port Applicable battery AAX2 support 1 2 V rechargeable battery Stand by time 60h Dimensions 89 5x53x39mm Weight 78g Sync speed of part of cameras and flashes may be lower X All of the specification parameters are base on test conditions of our company All registered trademarks are the property of their respective owners in this usermanual Specifications subject to change without notic
22. wireless function disabled if needs using the 2nd curtain sync Can t access into the external flash function menu or the menu is displayed abnormally The transmitter is not installed right the contacts of the hot shoe is stained or the power of the battery is exhausted Reinstall the transmitter and clean the contacts replace the batteries The assist beam emitter doesn t work Refer to page 24 The on top flash doesn t fire Enabled the master flash via the wireless function setting Troubleshooting Can t set the flash zoom via camera menu When the mix control mode has been set in the transmitter p 21 or zoom locking has been set in the receiver p 15 zoom can t be set via camera menu Zoom setting of the on top flash needs to be set separately p 17 Fail to set channel 5 6 7 via camera menu This is caused by the camera restriction and it can only set the channel 1 4 in via camera menu while other channels can be set via channel button ETTL underexposure or overexposure Suggest enable wireless flash function when using ETTL flash mode and adjust the position of the flash use FEC FEL function check flash s effective range It may overexposure when ETTL and manual flash are used at the same time now the manual flash suits to be used as a backlight 10 Information of aperture distance are not displayed on the flash when half pressing the shutter Set compatiable flash mode shutter

Download Pdf Manuals

image

Related Search

Related Contents

User manual Zitzi Pengy Buggy  AQA430SL AQA430WT  OM, Gardena, Estación de Bombeo,Art 01763, Art 01765, Art 01767  NF02620(V8-250 VISCOUNT_V1-0)  ET1215L con pantalla LCD de 12  Philips Easy Kit 55473EKKM  CVG101 User Manual - InstruTech®, Inc.  Husqvarna 67521HVE Lawn Mower User Manual  

Copyright © All rights reserved.
Failed to retrieve file