V850 Instruction Manual
Contents
1. CHEETAH V80 Pioneering Li ion Camera Flash 7 F 5 z z 3X g 8 x 3 L S c m 5 o 9 a gt ay A ALLL 30 sisa HYLJIH w AAE EDR AE at RON Shires y C CHINIA ED Cheetah Light LLC www cheetahstand com info cheetahstand com Instruction Manual W Foreword Before using this product Please read this user manual carefully in order to ensure your safety and the proper operation of this product Keep for future reference Thank you for purchasing a CHEETAH product V850 is the world s first Li ion powered camera flash pioneering innovation in the industry Instead of AA batteries and external power pack to reduce recycle time V850 draws power from the professional Li ion battery This obviously enhances recycle runtime mobility and portability performance Fit all DSLR camera brands e g Canon Nikon Sony etc This V850 camera flash features e GN58 m ISO 100 105mm Adjust from 1 1 to 1 128 in 1 3rd stops e Pro 2000 mAh Li ion Battery max 1 5s recycle 650 full power pops e Super value and no messing with AA s external power pack chargers e High speed sync car charging power amp trigger control MULTI function e Stable consistency and color temperature with good even lighting e User friendly LCD display amp control panel max 3 steps to setting up W For Your Safety A Always keep this product dry Do not use in rain or in damp conditions A This product contains high volta2. HEE e 24 lt mm gt Battery Level Indication we BU gt p 23 Zoom iii mm 5g 25 lt lt a gt Sound Beep Indication 26 lt Z gt Sleep Status 27 lt if gt Overtemperature Indication 28 lt W gt Wireless Signal Transmission 05 e What s in the Box of V850 Kit V850 flash unit 1 Li ion Battery Pack 1 Battery Charger 1 Battery Charger Cable 1 Mini Stand 1 Protection Case 1 Instruction manual 1 NO of WD e What s in the Box of V850 only flash unit V850 flash unit 1 Mini Stand 1 Protection Case 1 Instruction manual 1 BR UON e Separately Sold Accessories The product can be used in combination with the following accessories sold separately so as to achieve best photography effects CL Tx V850Rx power amp trigger control CellsII high speed trigger Car charger Mini softbox White amp Silver Reflector Honeycomb Color gels Snoot etc 3 asm HANNEL e Features 1 This flash unit uses Li ion polymer battery which has long runtime lt supports 500 charge and discharge times 2 It is reliably safe The inner circuit is against overcharge overdischarge overcurrent and short circuit 3 Take only 2 5 hours to fully charge the battery by using the standard battery charger 06 e Cautions Do not short circuit Do not expose to rain or immerse into water This battery is not water proof Keep out of reach of children
3. No over 24 hours continuous charging Store in dry cool ventilated places Do not put aside or into fire Dead batteries should be disposed according to local regulations If the battery had ceased using for over 3 months please make a full recharge oOo NOORA ON Loading and Unloading the Battery To load the battery open the battery compartment cover Push the Li ion battery pack into the compartment according to the arrow indication A white knob will lock the battery with a lock sound To unload the battery tap the white knob and the battery pack will pop out e Battery Level Indication Make sure the battery pack is securely loaded in the flash Check the battery level indication on the LCD panel to see the remaining battery level lt a cL Blink Battery power will be empty and need to be inking charged immediately 2072 Y Attaching to a Camera 1 Attach the Camera Flash Slip the camera flash s mounting foot into the camera s hotshoe all the way 2 Secure the Camera Flash Rotate the locking screw on the mounting foot until it locks up 3 Detach the Camera Flash Rotate the locking screw on the mounting foot until it is loosened Y Using the Flash 1 Power Management Use ON OFF Power Switch 16 to power the flash unit on or off Turn off if it will not be used for an extended period of time This flash unit has Sleep Function and will enter into sleep status
4. will be wirelessly communicated to the flash Then you can press the camera shutter release button to trigger the flash You can also hold the transmit end at hand to control your off camera flash e When the flash unit receives wireless signals is shown on the LCD display e For full instructions on the use of CL series remote control see its user manual 12 Sync Triggering The Sync Cord Jack 7 is a 2 5mm plug Insert a trigger plug here and the flash will be fired synchronously with the camera shutter 13 Custom Function Sleep Function e This product is equipped with Sleep Function to avoid battery drain when the flash unit is idle e Press lt P button and hold for 2 seconds to enter the Sleep Function Mode The LCD panel displays SL Sleep and Sleeping Time Idle time before entering Sleep Mode is 10 minutes by default Rotate Select Dial 14 to set a desired time for the flash or to turn off Sleep Function Press lt gt button to return Idle Time Meaning OF Sleep Function is turned off The flash unit will not automatically enter sleep mode 3 Idle time before entering Sleep Mode is set to 3 minutes 10 Idle time before entering Sleep Mode is set to 10 minutes 30 Idle time before entering Sleep Mode is set to 30 minutes 60 Idle time before entering Sleep Mode is set to 60 minutes e When the flash enters sleep mode the LCD panel displays a Z icon e To wa
5. No Flash Time The time is user adjustable and set to 10 seconds by default e Press lt on gt button and hold for 2 seconds to enter Custom Function Then press SET button to enter FC mode The LCD panel displays FC Auto shutdown of focus assist lamp and No Flash Time Rotate Select Dial 14 to set a desired time for the flash Press lt eo gt button to return No Flash Time Meaning 10 seconds 10 seconds after the last fire focus assist lamp will automatically get out 20 seconds 20 seconds after the last fire focus assist lamp will automatically get out 30 seconds 30 seconds after the last fire focus assist lamp will automatically get out 10 Buzz Function po To turn the buzz function on or off press lt gt gt button 13 and hold for 2 seconds When the buzzer is turned on B is shown on the LCD display 11 Wireless Control Function e The flash unit is built in with a Wireless Control Port 6 so that you can wirelessly adjust the power level of the flash and control the on or off of your flash focus assist u Ee beam and buzzer as well as trigger the flash e To control the flash wirelessly you need a CL Tx V850Rx series remote control set on camera and on flash Insert its receive end into the Wireless Control Port 6 on the flash and insert the transmit end into the camera hot shoe Settings made on the hotshoe mounted transmit and receive ends
6. chlight With the catchlight panel you can create a catchlight in the subject s eyes to add life to the facial expression 13 Y Maintenance e Shut down the device immediately should abnormal operation be detected e Avoid sudden impacts and the lamp should be dedusted regularly e It is normal for the flash tube to be warm when in use Avoid continuous flashes if unnecessary e Maintenance of the flash must be performed by our authorized maintenance department which can provide original accessories e This product except consumables e g flash tube is supported with a one year warranty e Unauthorized service will void the warranty e If the product had failures or was wetted do not use it until it is repaired by professionals e Changes made to the specifications or designs may not be reflected in this manual 14
7. curs on the temperature sensor Please send this kit to a maintenance center E1 A failure occurs on the recycling system so that the flash cannot fire Please restart the flash unit If the problem still exists please send this E2 product to a maintenance center E3 The system gets excessive heat Please allow a rest time of 10 minutes 3 Using the Wide Panel Pull out the built in wide panel to enlarge the flash lighting range so as to get more softened and natural lighting effect Y Technical Data Product Model V850 KIT with battery amp charger V850 only flash unit Guide No GN58 m ISO 100 1 1 power 105mm GN190 feet ISO 100 Vertical Rotation Angle 7 to 90 Horizontal Rotation Angle 0 to 360 Power Supply Lithium ion polymer battery pack Model VB 18 Full Power Flashes Approx 650 Recycle Time lt 1 5 second Flash Duration 1 300s 1 20000s Color Temperature 5600 200K Dimension 64mm 76mm 190 mm Weight 410g net weight only flash unit 530g with Li ion battery pack The voltage on two outlets of the flash tube is too high Please send this product to a maintenance center Y Advanced Application 1 Bounce Flash By pointing the flash head toward a wall or ceiling the flash will bounce off the surface before illuminating the subject This can soften shadows behind the subject for a more natural looking shot 2 Creating a Cat
8. dication 08 Attaching to a Camera 08 Using the Flash 08 Power Management 08 Flash Output 09 ZOOM Setting the Flash Coverage 09 M Mode 09 S1 Mode 09 S2 Mode 09 RPT Mode 10 44 Hi Speed Sync Triggering 11 Custom Function Focus Assist Beam 11 Buzz Function 11 Wireless Control Function 12 e Sync Triggering 12 e Custom Function Sleep Function 12 Protection Function 12 Over Temperature Protection 13 Other Protections 13 Advanced Application 14 Technical Data 14 Maintenance 04 YV Name of Parts 01 02 06 07 04 05 09 e Body e Control Panel 01 Catchlight Panel 11 lt MODE gt Mode Selection Button 02 Built In Wide Panel Retracted 12 lt a gt Zoom Function Custom Button 03 Flash Head 13 lt lt gt LCD Backlight Sound Beep Button 04 Optic Control Sensor 14 Select Dial 05 Focus Assist Beam 15 lt SET gt Set Button 06 Wireless Control Port 16 ON OFF Power Switch 07 Sync Cord Jack 17 lt gt Test Button Flash Ready Indicator 08 Hotshoe 18 lt a gt Focus Assist Beam High Speed 09 Lock Ring Sync Button 10 Li ion Battery Compartment e LCD Panel 19 lt M gt Manual Flash Mode 20 lt 1 gt S1 Slave Flash Triggering 21 lt S2 gt S2 Slave Flash Triggering ae HR ne F E 22 lt RPT gt Multi Stroboscopic Flash Mode gt mae A zi 956 23 lt 4H gt High Speed Sync Triggering a3 a UE rmes
9. ge electronic parts Touching the high voltage circuit inside it may result in electric shock Do not disassemble Should repairs become necessary this product must be sent to an authorized maintenance center A Stop using this product if it breaks open due to extrusion falling or strong hit Otherwise electric shock may occur if you touch the electronic parts inside it A Do not fire the flash directly into the eyes especially those of babies within short distances Otherwise visual impairment may occur When taking pictures for babies keep the flash unit at least 1 meter 3 3 feet away from them Using bounce flash to reduce light intensity is also recommended A Do not use the flash unit in the presence of flammable gases chemicals and other similar materials In certain circumstances these materials may be sensitive to the strong light emitting from this flash unit and fire or electromagnetic interference may result A Do not leave or store the flash unit in places where the ambient temperature reads over 50 C e g in automobile Otherwise the electronic parts may be damaged 03 W Contents 03 Foreword 03 For Your Safety 05 Names of Parts 05 Body 05 Control Panel 05 LCD Panel 06 What s in the Box of V850 Kit 06 What s in the Box of V850 only flash unit 06 e Separately Sold Accessories 06 Battery 06 e Features 07 Cautions 07 e Loading and Unloading the Battery 07 e Battery Level In
10. iggering Mode Press Mode Selection Button 11 to enter S1 mode In this mode the flash unit can function as a slave flash for creating multiple lighting effects It is respectively applicable to manual flash environment In S1 mode the flash unit will fire synchronously when the master flash fires the same effect as that by the use of radio triggers 6 S2 Mode S2 Slave Triggering Mode Press Mode Selection Button 11 to enter S2 mode In this mode the flash unit can function as a slave flash for creating multiple lighting effects It is applicable when using a TTL master flash In S2 mode the flash unit will ignore a single preflash from the master flash and will only fire in response to the second actual flash from the master 7 RPT Mode Stroboscopic Flash e Press Mode Selection Button 11 to enter RPT mode Multi Stroboscopic flash e With stroboscopic flash a rapid series of flashes is fired It can be used to capture multiple images of a moving subject in a single photograph e You can set the firing frequency number of flashes per sec expressed as Hz the number of flashes and the flash output For setting procedures see the following 1 Press the Mode Selection Button 11 so that RPT is displayed 2 Press Set Button 15 to select the item to be set The item blinks 3 Rotate Select Dial 14 to set a desired number Calculating the Shutter Speed During stroboscopic flash the shutter remains
11. ke up the flash unit press any button on the flash unit or press the camera release button or press the trigger TEST button Note The idle time before entering Sleep Mode is recommended to set short This can ensure a longer battery life Y Protection Function 1 Over Temperature Protection e To avoid overheating and deteriorating the flash head do not fire more than 20 continuous flashes in fast succession at 1 1 full power After 20 continuous flashes allow a rest time of at least 10 minutes 12 e If you fire more than 20 continuous flashes and then fire more flashes in short intervals the inner over temperature protection function may be activated and make the recycling time about 10 to 15 seconds If this occurs allow a rest time of about 10 minutes and the flash unit will then return to normal e When the over temperature protection is started p is shown on the LCD display Number of flashes that will activate over temperature protection Power Output Level Number of Flashes Power Output Level Number of Flashes 1 1 20 1 8 0 3 0 7 200 1 2 0 7 30 1 16 0 3 0 7 300 1 2 0 3 40 1 32 0 3 0 7 500 1 2 60 1 64 0 3 0 7 1000 1 4 0 3 0 7 100 1 128 0 3 0 7 2 Other Protections The system provides real time protection to secure the device and your safety The following lists prompts for your reference Prompts on LCD Panel Meaning EO A failure oc
12. open until the firing stops Use the 09 following formula to calculate the shutter speed required to capture the full sequence of flashes Number of flashes Firing frequency Shutter speed For example if the number of flashes is 10 and the firing frequency is 5 Hz the shutter speed should be at least 2 sec Note e Stroboscopic flash is most effective with a highly reflective subject against a dark background e Using a tripod and a remote switch is recommended e A flash output of 1 1 or 1 2 cannot be set for stroboscopic flash e Stroboscopic flash can be used with buLb Maximum Stroboscopic Flashes Flash Output k 1 2 3 4 2 ore oe 1 4 7 6 5 4 4 3 3 1 8 14 14 12 10 8 6 5 1 16 30 30 30 20 20 20 10 1 32 60 60 60 50 50 40 30 1 64 90 90 90 80 80 70 60 1 128 100 100 100 100 100 90 80 ete ee Piz 10 11 12 44 15 19 20 50 60 199 1 4 2 2 2 2 2 2 1 8 1 16 8 8 8 8 8 8 1 32 20 20 20 18 16 12 1 64 50 40 40 35 30 20 1 128 70 70 60 50 40 40 Note To avoid overheating and deteriorating the flash head during stroboscopic flash do not use stroboscopic flash more than 10 times in succession 8 H Hi Speed Sync Triggering e To enter H mode press lt ra gt button 18 and hold for 2 seconds To exit H mode press Mode Selection Button 11 or press lt 3 button 18 and hold for 2 seconds again In hi s
13. peed sync triggering mode you can use a hi amp speed sync trigger to have your flash unit synchronized Adjust power amp high speed triggering 10 with all shutter speeds of cameras max 1 8000 second up to your camera This is convenient when you want to use aperture priority for fill flash portraits Note Hi speed sync triggering mode is effective only when the flash unit is used together with hi speed sync trigger e g CellslI C transceiver Hi speed sync triggering mode is not available when the flash unit is mounted onto the camera hotshoe Number of flashes that will activate over temperature protection in high speed sync triggering mode Power Output Times 1 1 10 1 2 0 3 0 7 1 4 0 3 0 7 15 1 8 0 3 0 7 1 16 0 3 0 7 20 1 32 0 3 0 7 1 64 0 3 0 7 1 128 0 3 0 7 30 over temperature protection function will be activated automatically after 10 continuous To avoid overheating or deteriorating the flash head during high speed sync flash the high speed flashes and the recycle time becomes 10 seconds longer 9 Custom Function Focus Assist Lamp ss e Under poorly lit or low contrast conditions you can press lt y gt button 18 to turn on the focus assist beam in order to make it easier to autofocus e The beam will automatically get out certain seconds after the last pop is fired The time between the last fire and the auto shutdown of focus assist beam is called
14. when there is no operation for a long time For Sleep Function setting see the following instruction 2 Flash Output Flash output can be varied from 1 128th power to 1 1 full power in 1 3 stop increments To obtain a correct flash exposure use a hand held flash meter to determine the required flash output Adjust the power output by rotating Select Dial 14 The following table makes it easier to see how the stop changes in terms of f stop when you increase or decrease the flash output Figures displayed when reducing flash output level A T A T Toe a lt Figures displayed when increasing flash output level 08 A When OF is shown on the LCD display it means no flash output and flash firing is turned off 3 ZOOM Setting the Flash Coverage The flash coverage can be set to match the lens focal length from 24 mm to 105 mm Press lt aon gt button 12 and rotate Select Dial 14 to change the flash coverage Note When setting the flash coverage make sure it covers the lens focal length so that the picture will not have a dark periphery 4 M Mode Manual Mode Press MODE Selection Button 11 to enter M mode In this mode you can set the flash unit onto your camera hot shoe or your trigger hot shoe for firing Before shooting adjust the flash power output When the camera s shutter is pressed the flash will fire synchronously Slave triggering mode is not available in M mode 5 S1 Mode S1 Slave Tr
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