Pixel Technology X900C Speedlite User Manual 1

Shenzhen Pixel Technology Limited Speedlite 1

User Manual

12    unit is independent, without interference;3.  Under ALL mode, all of units will join in firing.   MULT Mode1.  A:B can set different flash output of group A and B individually, except group C. The frequency and flash times of group A and B are the same;2.  A:BC can set the flash output of group A, B, C. The flash power of the three groups can be set separately. And the frequency and flash times of the three groups are the same;3.  Under ALL mode, all of units will join in firing. The frequency and flash times of every firing group are the same.※ Under MULT mode of wireless flash, flash frequency can be set between 1-199Hz.   Error Warning PromptWhen an error occurs on the flash or overheating protection is activated, the following information will display on the screen:Motor Error Prompt:WARNING: MOTOR ERRORMotor Error, Battery and Flash Head Overheating Prompt:WARNING: MOTOR ERROR BAT LAMP TEMPERATUREMotor Error, Flash Head Overheating Prompt:WARNING: MOTOR ERROR LAMP TEMPERATUREFlash Head Overheating Prompt:WARNING: LAMP TEMPERATUREBattery Overheating Prompt:WARNING: BATTER TEMPERATUREUnknown Error Prompt:WARNING: ERROR 90※ When a prompt occurs on flash motor and unknown error, you are advised to switch on-off the flash repeatedly to make it self-recovery. After recovery, the prompt info will disappear, and you can reuse it. If not, you are advised to contact the dealer for repair.※ When you use the flash continually, flash head and battery overheating protection will be activated, then the LCD display screen will shows error prompt and restrict flash firing. Now please turn off the flash and allow a rest time for reuse. Then the prompt info will disappear, and you can reuse it.-3- -4-  Dial SelectorThis dial selector is applied to adjust setting parameter of the flash. Turn left to reduce setting parameter, and turn right to increase setting parameter.Operation InterfaceIntroductionX900  Speedlite  is  the  newest  one  developed  by  Pixel  which has  multifunction  and  fast  recycle  time.  Featured  with  fast recycle time, it can use Lithium battery, AA battery and can be used  with  Pixel  power  bank  TD-386  which  has  high  power capacity. When use lithium battery or power bank TD-386, the recycle time is less than 1.5 sec, full power output is up to over 700 times that makes you cannot miss the amazing moment; It has  the  configurations  of  HSS,  high  GN,  wireless  control, stroboscopic and so on. The frequency of stroboscopic is up to 500  times, the  performance is  more strong  and stable;  In the area  of  controlling  Speedlite,  beside  the  optical  control,  it imports wireless control system FSK2.4GHz and supports the direct  wireless  control  between  King  PRO,  Speedlite  and Speedlite  making  the  match  between  speedlites  more  free. X900 Speedlite ingeniously  adopts 4 watt full  white  light  LED creative set light, LCD lattice screen with high definition,multi-matrix  overheat  warning  system  and  other  thoughtful equipment.  It  is  a  Speedlith  with  high  performance, multifunction  and  multipurpose.  Beside  that,  users  can upgrade  firmware  through  Mini  port  to  enjoy  official  and thoughtful services from Pixel.In 1st Curtain modethe icon don`t showFUNC Selector IconSYNC Mode Icon13X900 master modeKing pro master modeThe gear installed on the camera must be set as master mode:1. Communication mode settinIntroduction of operationThe master mode setting of King Pro: After power-on, gently pressing the right first button on the king pro installed on the camera, entering into the setting of master mode and slave mode to set the mode by pressing the left first button that will be display a “+” on the screen and the second button that will display a “-” on the screen. Then, pressing   the first left button that will display an “OK” on the screen.The master/slave mode setting of X900: you can enter into the master mod by pressing the first upper left button on flash for a long time (the button of “RMOT”) and choose FSK2.4GHz wireless mode as flash mode. [       ]Both Wireless trigger King pro and x900 pro have FSK2.4GHz wireless  control  mode,  and  X900  Speedlite  has  a  built-in wireless receiver; When used with king pro, the x900 pro flash can be controlled without Receiver and all kinds of flash modes can  be  controlled  by  king  pro,  for  example:  TTL,  M,  focal length, exposure compensation and so on;At the  same  time, two flashes can be used in wireless flash mode through 2.4GHz communication without any trigger. (Beside FSK2.4GHz mode, x900  pro  has  optical  mode.  The  introduction  is  about  the operation mode of FSK2.4GHz)The introduction of the operation of Pixel Wireless Trigger King PRO and X900 Speedlite wireless control.Please make sure the communication mode, channel and group of  king  pro  and  x800  pro  are  correct,  otherwise  they  cannot communicate and be  used  normally.The king  pro  and x800 pro installed on the end of camera  should  be  set  as  master  mode, the  off-camera  flash  should  be  set  as  slave  mode;  then,  the group of master mode and slave mode and the channel should be set as the same.Pressing the button of “RMOT” for a long time, you can enter into the maser mode.    control function. The speedlite mounted on the camera can  transmit  signal  via  optical  pulse  to  control  firing re m o t e ly.  Wh e n  u sin g  w irel e s s  fl a s h  mo d e ,  th e speedlite mounted  on the camera should set as Master mode,  and  the  off-camera  flash  set  as  Slave  mode. Optical transmis-sion flash is achieved by optical pulse, not  wireless  signal  transmission,  so  the  transmission distance is very short. Please note the following issues when using:1.   Make  sure  the  slave  unit  within  effective  control  range when using optical transmission flash mode;2.  The receiving signal sensor of slave unit should face to master unit;3.  You  are  required  to  use flashes  that  are equipped  with an optical transmission wireless shooting function;4.  Please do  not  place  any obstacles between the master unit  and  salve  unit  when  using  optical  transmission flash mode, or it may affect optical signal transmission;5.  Under optical  transmission flash mode, use  ETTL flash and  M  flash  support  high  speed  sync  (HSS)  and  1st curtain  sync.  When  using  MULT  flash,  it  supports  1st curtain sync.    Optical Transmission Flash Function ParameterTransmission Method: Optical pulseMode Control: Master/Slave,S1/S2 Channel Control: 1-4 channelsGroup Control: 3 groups (A/B/C)Transmission Distance: about 0.7-10mHorizontal: ±40°; Vertical: ±30° (facing to master unit)Flash Ratio Control: 1:8-1:1-8:1Sync Mode: HSS, 1st curtain syncOptical Transmission Flash Control Operation IntroductionPress  and  hold  RMOT  button  to  enter  wireless  flash *master  mode;  after  entered  wireless  flash  mode,  press and  hold  SET  RMOT button  to  enter  wireless  flash  Slave mode. Press and hold again to exit wireless flash mode. Optical  Transmission  mode  can  set  Master/Slave  group control, channel control, Master flash On/Off. 1. Master/Slave Mode Setting     Master Mode Setting:  press and hold  RMOT button to *enter  wireless  flash  control  mode.  Gently  press  this button again and then turn dial selector to select optical transmission  mode[        ]  .  If  this  mode  is  already displayed after entered wireless flash control interface, then  there  is  no  need  to  make  setting.  When  using optical transmission flash, the speedlite mounted on the camera should set as this mode.     Slave Mode Setting: after entered wireless flash mode, press  and  hold  SET RMOT  to  enter  Slave  mode  [SL]. *Gently press SET RMOT button again and then turn dial *selector to select Slave optical transmission mode    [       ] . If  this  mode  is  already  displayed  on  the  interface  after entered  slave  mode,  then  there  is  no  need  to  make setting.2. Group Control Setting   After entered wireless flash Master mode, continuous Manufacturer: Shenzhen Pixel Technology LimitedAddress: Rm1411, AAA Building, Renmin Road, Longhua District, Shenzhen City.TEL: 400-8084899Website: www. Pixelhk.com.cnProduct Standard: Q/PSKJ004-2016 817PSM  V10.01154177 6  built-in  AF-assist  beam  activates  automatically  to  help autofocus.Press  and  hold  to  enter  FN  function  setting,  and  then continuously press this button to move the setting icon to AF-assist Beam Setting, and then turn dial selector to turn on AF [       ] or turn off AF [       ]. Press OK to confirm the settings.Stand-by Time Setting Press  and  hold  to  enter  FN  function  setting,  and  then continuously press this button to move the setting icon to Stand-by Time Setting, and then turn dial selector to select stand-by time:[       ] means 5mins stand-by time, [       ] means 10mins stand-by time,[       ] means 30mins stand-by time,[       ] means 1hr stand-by time,[       ] means 2hrs stand-by time,[       ] means 4hrs stand-by time, [       ] means non-sleep mode. Press  OK  to  confirm  the  settings.  When  under  wireless Slave mode, the default stand-by time as 1 hour. When  flash  entered sleep  mode,  the  flash  display  screen will show [          ] icon. Half-press camera shutter  or  Flash Test Button to wake up the flash.   LOCK It's  applied  to  lock  the  parameter  settings  of  the  flash, avoiding the flash parameter may be changed accidently.    MODE Flash mode button. It's applied to set the flash mode. You can  set  the  flash  mode  to  ETTL  full  auto  flash,  Manual flash and Mult flash mode individually. Press and hold this button to reset your flash to the original factory settings.   ETTL ETTL Flash Mode. The camera and flash metering system will  work  together  to  make  correct  exposure,  thus  the sh oot ing  subject  and  background  wil l  ge t  balanced exposure. Under this mode, it's available to set the EV and FEB. The EV and FEB adjustable power is between -3.0EV to + 3.0EV in 1/3 increments.   M Manual  Flash  Mode.  You  can  set  the  flash  output  from 1/128 power  to 1/1 full  output in 1/3 increments. Set flash output power with dial selector. Turn left to reduce setting parameter, and turn right to increase setting parameter.   MULT Mult  Flash  Mode.  Mult  flash  mode  can  make  one  image displays as a serial continuous moving image. Under Mult flash  mode,  you  can  set  flash  output  power,  flash  times and flash frequency.9    press SET RMOT button, and then move setting icon to *Group  Control  Setting  [ ALL],  then  turn  dial  selector  to select the group as needed. Master Group Mode Switch: ALL→A→:B→A:BCSlave Group Mode Switch: A→B→C3. Flash Channel Setting   After  entered  wireless  flash  Master  mode,  continuous press SET RMOT button, and then move setting icon to *Channel Setting [CH1],  then  turn dial selector to select flash channel. Optional channel: CH1-CH4, 4  channels in  total.  Slave  flash  channel  need  to  set  in  the  slave interface,  the  method  is  the  same  as  master  channel setting.     If the transmission channels of the master unit and slave unit  are  different,  then  the  slave  unit  won't  fire.  Both Master and slave must be set to the same channel.4. Master Flash On/Off Setting       After  entered  wireless  flash  Master  mode,  continuous press SET RMOT button, and then move setting icon to *Master  Flash  On/Off  [              ]  ,  then  turn  dial  selector  to  select Master Flash On[       ]  or Off [       ] .     When flash is On, master flash will join in exposure.    When flash is Off, master flash will not join in exposure.※  Under  Slave  mode,  it's  not  available  to  set  flash  On/Off.  Here flash is On by default. ※When using optical transmission function and the Master flash set as  OFF,  the  Master  flash  may  join  in  exposure  under  low  sync speed according to optical pulse transmission theory.    ETTL ModeUnde r  E T TL  m o de,  you  can  s e t  g roup  fla s h  r atio, ALL→A:B→A:BC.1.  A:B can set the flash ratio of group A ,B;2.   A:BC  can  set  the  flash  ratio  of  group  A,  B.  Under  this mode ,  group  C  is  in dependent  which  c an  be  set individually;3.  Under ALL mode, all of units will join in firing.※ If need more flash output, you can invite the numbers of the slave unit which is unlimited.   M ModeUnder manual wireless flash mode, the Master unit can set different  flash  output  for  every  slave  flash  (every group).1.  A:B can set the flash output of group A ,B, except group C;2.   A:BC  can  set  the  flash  output  of  group  A,  B,  C.  Each group unit is independent, without interference. 3.  Under ALL mode, all of units will join in firing.   MULT Mode1.   A:B  can  set  different  flash  output  of  group  A  and  B individually,  except  group  C.  The  frequency  and  flash times of group A and B are the same;2.  A:BC can set the flash output of group A, B, C. The flash power of the three groups can be set separately. And the frequency and flash times of the three groups are the same;11   1. Master/Slave Mode Setting       Master Mode Setting: press and  hold  RMOT button to *enter wireless flash control mode. Gently press this button again and then turn dial selector to select radio  transmission mode[      ]. If this mode is already displayed after entered wireless flash control interface, then there is no need to make  setting.  When  using wireless  flash,  the speedlite mounted on the camera set as this mode.     Slave Mode Setting: after entered wireless flash mode, press and hold SET RMOT button  to  enter Slave mode *[SL].  Gently  press  this  button  again  and  then  turn  dial selector to select Slave optical transmission mode[      ]. If  this  mode  is  already  displayed  on  the  interface  after ente red  slave  mode,  then  there  is  n o  need  to  make setting.2. Group Control Setting       After  entered  wireless  flash  Master  mode,  continuous press  SET RMOT  button,  move  setting  icon  to  Group *Control  Setting  [ ALL],  then  turn  dial  selector  to  select the group as needed.      Master Group Mode Switch: ALL→A:B→A:BC     Slave Group Mode Switch: A→B→C3. Flash Channel Setting       After  entered  wireless  flash  Master  mode,  continuous press SET RMOT button, and then move setting icon to *Channel Setting [CH1],  then  turn dial selector to select channel.  Optional  channel:  CH1-CH15,15  channels  in total.  Slave  flash  channel  need  to  set  in  the  slave interface,  the  method  is  the  same  as  master  channel setting.  If  the  transmission channels  of  the  master  unit and  slave  unit  are  different,  then  the  slave  unit  won't fire.  Both  Master  and  slave  must  be  set  to  the  same channel.4. Master Flash On/Off Setting       After  entered  wireless  flash  Master  mode,  continuous press SET RMOT button, and then move setting icon to *Master  Flash  On/Off[            ],  then  turn  dial  selector  to  select Master Flash On [      ]  or Off [      ].     ※ Under Slave mode, it's not available to set flash On/Off. Here the flash is On by default.    ETTL ModeUnde r  E T TL  m o de,  you  can  s e t  g roup  fla s h  r atio, ALL→A:B→A:BC.1.  A:B can set the flash ratio of group A ,B;2.   A:BC  can  set  the  flash  ratio  of  group  A,  B.  Under  this mode ,  group  C  is  in dependent  which  c an  be  set individually;3.  Under ALL mode, all of units will join in firing.※ If need more flash output, you can invite the numbers of the slave unit which is unlimited.   M ModeUnder manual wireless flash mode, the Master unit can set different flash output for every slave flash (every group).1.  A:B can set the flash output of group A ,B, except group C;2.  A:BC can set the flash output of group A, B, C. Each group 103.   Under  ALL  mode,  all  of  units  will  join  in  firing.  The frequency  and  flash times  of  every  firing  group are  the same.※ Under MULT mode  of optical  transmission  flash, flash frequency can be set between 1-199Hz.※  Opt ical  trans mis sion  is  ach iev ed  by  optical  p ulse,  s o  its transmission  performance  is  not  so  good  and  transmission distance  is  short.  For  better  use  wireless  flash  function,  we  are advised  to  use  wireless  flash  mode.  Being  less  affected  by obstacles, wireless signal transmission and control efficiency are much higher.   S1/S2 Optical Control ModeS1  Manual  Optical  Transmission  Mode:  when  set  flash as this  mode, it can work with the first firing of the Master flash synchronously. Set Master flash as manual M mode. The ETTL or MULT mode cannot be fired.S2 ETTL Optical Transmission Mode: when set flash as this  mode,  it  can  fire  with  the  ETTL  mode  of  the  Master flash  synchronously.  Set  Master  flash  as  ETTL  auto metering mode. The M or MULT mode cannot be fired.1.   After  entered  optical  Slave  Mode  (SL),  gently  press MODE FN  button  and  then  turn  dial  selector  to  select *MODE S1 or MODE S2 mode.2.  Under Slave MODE S1 or MODE S2 mode, press +/- and then  turn  dial  selector  to  adjust  the  output  power  of Slave Flash.※  MODE FN:  namely  gently  press  Slave  mode,  press  and  hold  to *enter FN function setting.※The X900 wireless flash (2.4GHz) system is not compatible with        that of Canon original flash. It can only be compatible with part of     Pixel wireless products.    Transmission Method: FSK2.4GHzMode Control: Master/Slave Channel Control: 1-15 channelsGroup Control: 3 groups (A/B/C)Transmission Distance: about 50MFlash Ratio Control: 1:8-1:1-8:1Sync Mode: HSS, 1st curtain sync            Wireless flash control can set Master/Slave group control, channel control, Master flash On/Off. 7※continuous flashes, allow a rest time of the flash at least 15mins.※If you fire more than 10 continuous flashes, the safety function may activate and restrict flash firing. If this happens, please allow a rest time of the flash at least 15mins.● Do not expose this product in high temperature location or confined spaces exposed to strong direct sunlight and other overheating places.● Keep it dry. Do not touch this product with wet hand.    Do not expose this product to water or rain, or you may not be able to use it.● Do not use it in inflammable gas, or it may cause explosion or fire.● This product involved in battery. Please strictly follow the corresponding operations related to battery, or it may cause explosion or fire.● Do not put the component in strong vibration, or it may cause fault of this product. ● Remove the batteries during long periods of non-use.● Do not use the flash light in a short distance from the eyes, or it may cause possible injury to eyes or blindness.● After continuous use, it will be very hot. Do not touch, or it may cause burn.● After continuous use, the battery might be hot. Please be careful when changing new battery.● Do not disassemble or maintain this product by yourself. The internal high voltage will cause electric shock.●Only the same brand and battery type can be used.12GN: 60 (ISO100 200mm)Flash Coverage Range:20 -200mmAuto Zoom: According to shooting angle and image to auto adjust the coverage rangeManual Zoom:According to camera or flash setting to adjust the zoom rangeFlash Mode: ETTL/M/MULTStroboscopic Flash: 1-500HzWireless Flash:Radio transmission/ Optical transmission support Master/ Slave, S1/S2SYNC Mode:  High Speed Sync, 1st Curtain Sync, 2nd Curtain SyncAdjustable Angle:Up/down: -7/90 degree  Left / Right: 180 degree/180 degreeManual Flash: 1/128-1/1 output control (1/3rd increments)Recycle Time:  Less than 2.5 sec (1/1 full power output)LCD Display Screen: High definition dot matrix screenInternal Power Source:4×AA size alkaline batteries or rechargeable batteries (4×1.5V)External Interface: Hot shoe, PC port, USB port, external power portEV: In 1/3rd increments (±3 stops)FEB: In 1/3rd increments (±3 stops)Battery Life: 180 times (1/1 flash output, with Sanyo Eneloop batteries)Fluorescent tube: Ultra-long battery life designOverheating Warning:Multi dot matrix temperature control, battery overheating warningAF-Assist Beam:Firmware Upgrade: SupportDimension: 73.50mm×61.00mm×192.00mmWeight: 420.00g (excluding batteries)SupportInstruction ManualEnglishFor CanonX900 C5    RMOT Wireless Flash Button*Press and hold this button to enter wireless control mode. The wireless mode and optical transmission mode  can be set  individually.  First,  press  and  hold  this  button  to  enter wireless  flash  mode;  and  then  press  and  hold  this  button again to enter Slave mode; and press and hold once again to exit wireless flash mode. SET RMOT:  namely  gently  press  to  set  SET  function. *Press and hold this button to enter next function. With mark  function  button  means  press  and  hold  this *button to enter the corresponding function setting.     -/+ Function Button This function button is applied to adjust output parameter of the flash, FEB and other functions. Function adjustment alters  from  shooting  mode.  It's  subject  to  image  display function.  FEB,  namely  flash  exposure  bracket.  When displaying FEB, you may set flash exposure bracket.   ZOOM This  Zoom  button  is  applied  to  set  Zoom  mode.  Zoom mode includes manual zoom [       ] and auto zoom [       ]. Set this function with dial selector.※  Focal  distance  can  set  as  20-200mm.  Some  cameras  do  not support  higher  focal  distance.  The  setting  of  focal  distance  is subject  to  camera. In  a  range  of  20-200mm,  it  will  be  displayed correctly. But an error may occur if out of this range. So also does if the range doesn’t comform to this flash.  SYNC Mode ButtonSYNC FN button can set flash sync mode and FN function *settings individually. SYNC FN: gently press this button to set flash sync mode. *Press and hold this button to enter FN function setting. SYNC can set HSS, 1st curtain sync and 2nd curtain sync mode. Gently press this button to set HSS [      ], 1st curtain sync [ it won’t show the icon], 2nd curtain sync [      ].  Please select  the  sync  mode  as  needed.  Press  and  hold  this button  to  enter  Beep  Setting,  LCD  Lighting  Time  Setting, AF-assist Beam Setting and Stand-by Time Setting. Beep SettingPress and hold to enter FN function setting, and then turn dial selector to turn on beep [       ] or turn  off beep [       ], then press OK to confirm the settings.LCD Lighting Time SettingPress  and  hold  to  enter  FN  function  setting,  and  then continuously press this button to  move  the  setting  icon  to LCD  Lighting  Time  Setting,  and  then  turn  dial  selector  to select LCD Lighting Time:[       ] means on all the time,[       ] means on for 5 sec,[       ] means on for 10 sec, [       ] means turn off the light,Press OK to confirm the settings.AF-assist Beam SettingAF-assist  beam  is  mainly  applied  to  low-light  or  low contrast shooting environment. Under this condition, theWireless Flash Mode:Optical Transmission Icon:Radio Transmission Icon:AF-assist BeamDial Selector-FUNC Selector ButtonWarning        Component NameSpecificationsWireless Flash Control Operation IntroductionRadio Transmission Flash Function ParameterWireless Flash ControlLithium Battery Speedlite SYNC Mode ButtonLED light Switch of LED lightX900 speedlite supports optical transmission flash    Optical Transmission ControlX900 is equipped with optical transmission flash control and radio transmission flash control function.[       ] Optical transmission mode;[       ] FSK2.4HzWireless Flash Control※ While controlling exposure compensation on X900 speedlite via camera flash setting menu, the exposure compensation value should set as 0 EV, or you may not be able to set camera exposure compensation.  When flash LCD screen shows CAM, it means camera output exposure compensation. When flash LCD screen shows LAMP, it means flash output exposure compensation.X900 speedlite can control flash mode, output power, exposure compensation, FEB, focus, sync mode and other functions via camera flash settings menu. (Only for cameras equipped with flash setting menu)Support Camera External Flash Menu ControlUsing wide panel, flash coverage range will enlarge.When using, pull out the reflector with wide panel together, and push back reflector. Then you may use the wide panel.   Wide PanelUsing the reflector enables you to reflect light in a person's eyes and create a more vivid expression.When using, pull out the reflector and wide panel together, and push back the wide panel. Then you may use the reflector.ReflectorBy pressing this button, the flash head can be adjusted to up/down and left/right. Up/down ward angle -7 to 90 degree,left/right angle 180 degree.   PUSH Reflect Lock Release ButtonIt's applied to connect camera with SYNC cable or trigger flash.  PC Port※ Mult frequency can set as 1-500 Hz. Frequency setting is subject to camera. Some cameras do not support higher frequency. ※ To  avoid  the  damage  of  flash  head  due  to  overheating, do not use Mult flash shooting over 10 times. After 10 14 15 X900 speedlite is equipped with radio transmission flash function. With radio transmission, flash firing is less affected by obstacles, so its transmission and control efficiency are much higher. When using with Pixel King PRO and OPAS flash trigger, or among X900c,X800PROspeedlites (Master/Slave), you can use wirelesstransmission flash. Introduction of the functionThe remote flash must be set as slave mode*X900 slave mode X900 slave mode setting: After power-on, pressing the button “RMOT” for two times entering into SL mode.Slave ModePressing the “RMOT” button for a long time for two times and entering into the SL mode from the starting-up interface.King PRO master channel::Channel IconX900 Slave channelX900 master mode channelMaster Channel:Slave ChannelThe icon of slave mode of 2.4GHz 1. The setting of communication channel※Set master mode in master mode channel, slave mode in     slave mode channel.3:The setting of communication group※The 1-4 channel of King PRO correspond with the 1-4    channel of Speedlite.The LED light which equipped with X900 Speedlite is controlled by one switch separately with its own circuit design. It has no effect on Speedlite, one light can be used in many ways.LED LightIt's applied to upgrade the firmware. You can download the newest firmware from Pixel website. Website: www.pixelhk.com  USB PortThe button of mode: gently pressing it, entering into master mode and slave mode.The icon of master mode of 2.4GHzKing PRO communication channel setting: After powered-on, gently pressing the second button on the upper right corner of the King pro (the button on the center) to enter into communication channel and choose setting function by pressing the first button on upper left corner that will show a "+" on screen and the second button that will show a "-" on the screen. Then, pressing button to choose "01" to "15" channels and pressing the first button on the lower left of the king pro that will show an "OK" on the screen.The communication channel setting of X900 Speedlite: Gently pressing the first button on the upper left corner of the flash that correspond to the button of "SET*RMO" on the lower left of Canon flash. When the indicator is on, entering into the communication channel setting and turning the round dial near the "OK" on the screen. You can choose the channel from "CH01" to "CH04" and press the button of "OK" to confirm.:Channel Icon:Channel IconThe communication group setting of King pro: After power on, gently pressing the three buttons of "A""B""C" separately. When the red light is on which represents the corresponded group control switch.The communication group setting of x900: In the master mode, repeatedly pressing the first button on upper left corner of the flash (correspond to the button of "SET*RMO" on the lower left of Canon flash).Moving the light icon to the communication group setting, you can turn the round dial near the button of "OK" and choose the channel you need to control and press the button of "OK"In the slave mode of flash, gently and repeatedly pressing the first button on the upper left corner of the flash (correspond to the button of "SET*RMO" on the lower left of Canon flash), moving the light icon into the communication group setting. At the time, turning the round dial on the OK button and choosing channels from "A" "B" "C" and pressing the OK button to confirm.King PRO GroupKing PRO Group Setting ButtonX900 Slave GroupSlave Groupx900 Slave GroupSlave Group:Group Icon:Channel IconOne year warranty from the day of purchase. Please kindly contact Pixel or distributor for more details.Thank you for using Pixel product and reading this instruction manual. If you have any questions, please contact your local dealer or visit http://www.pixelhk.comThe instruction manual is updated June 27, 2016. For information on the compatibility with accessories marketed after this date, please contact Pixel's dealer for advice.    Warranty:King PRO Group Icon/ /16FCC STATEMENT : This device complies with Part 15 of the FCC Rules. Operation issubject to the following two conditions:(1) This device may not cause harmful interference, and (2) Thisdevice must accept any interference received, includinginterference that may cause undesired operation.Warning: Changes or modifications not expressly approved by theparty responsible for compliance could void the user's authorityto operate the equipment.NOTE: This equipment has been tested and found to comply withthe limits for a Class B digital device, pursuant to Part 15 ofthe FCC Rules. These limits are designed to provide reasonableprotection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordancewith the instructions, may cause harmful interference to radiocommunications. However, there is no guarantee that interferencewill not occur in a particular installation. If this equipmentdoes cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, theuser is encouraged to try to correct the interference by one ormore of the following measures:   Reorient or relocate the receiving antenna.   Increase the separation between the equipment and receiver.   Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.   Consult the dealer or an experienced radio/TV technician for help.

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