FS-VK-G4P&VK-R4A USER MANUAL Digital Proportional Radio Control System Copyright ©2021 Flysky Technology co.
Thank you for purchasing our product, an ideal radio system for beginners or experienced users. In order to ensure your safety, and the safety of others, read this manual carefully before using this product. If you encounter any problem during use, refer to this manual first. If the problem persists, contact your local dealer or visit our service and support website: www.flysky-cn.
Contents 1. Safety..................................................................................................................1 1.1 Safety Symbols ................................................................................................................................................1 1.2 Safety Guide.....................................................................................................................................................1 2. Introduction..............................
1.Safety 1.1 Safety Symbols Pay close attention to the following symbols and their meanings. Failure to follow these warnings could cause damage, injury or death. Danger • Not following these instructions may lead to serious injuries or death. Warning • Not following these instructions may lead to major injuries. Attention • Not following these instructions may lead to minor injuries. 1.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 2.Introduction 2.
[15] [17] [16] Wheel angle, the maximum rotation of the steering wheel is 35 degrees from center to left or right (CH1) [1] Panel flip cover [10] [2] Steering reverse switch (ST.REV) [11] Throttle trim (TH.TRIM ) [3] Power indicator LED (R. LED) [12] Steering D/R (ST.D / R ) [4] Status indicator green LED (G.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 2.
3.Getting Started Before operation, install the battery and connect the system as instructed below. 3.1 Transmitter Battery Installation Danger • Only use specified battery (X4 AA batteries). Danger • Do not open, disassemble, or attempt to repair the battery. Danger • Do not crush/puncture the battery, or short the external contacts. Danger • Do not expose to excessive heat or liquids. Danger • Do not drop the battery or expose to strong shocks or vibrations.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 4.Instructions After setting up, follow the instructions below to operate the system. 4.1 Power On Follow the steps below to turn on the transmitter: 1. Check to make sure that that battery is fully charged and installed correctly. 2. Toggle the switch to the [ON] position. When active the R.LED will be lit. 3. Power on the receiver. • For safety always power on the transmitter before the receiver.
4.4 Stick Calibration T his fu n c ti o n i s u sed t o set t he neut ral posi ti o n fo r th ro ttl e a n d w h e e l . Every transmitter is calibrated before leaving the factory, however if recalibration is required, please follow these steps: 1. Tu r n a n d h o l d t he wheel as f ar clockwi se a s i t w i l l tu rn , h o l d th e th ro ttl e a l l th e w a y fo r w a r d ,th e n t urn on t he t ransmit t er in ca l i b ra ti o n mo d e . • The R.LED and G.LED will flash twice.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 5.System Functions This section focuses on the functions and how to use them. 5.
5.4 D/R S T. D / R i s fo r s e rvo t ravel adjust ment , w h i ch ca n b e mu l ti p l e xe d a s C H 2 (th ro ttl e ), C H 3 , C H 4 s e r v o tr a v e l a d j u st ment , see [ 5. 5 Mode S w i tch ] fo r mu l ti p l e x sw i tch i n g mo d e ; A d j u s tm e n t r ange: 0-120%(t he def ault i s 1 0 0 % ), th e ste p i s 5 % . S T.D / R + : i n crease servo t ravel. S T.D / R - : d e crease servo t ravel. LED Indicator: • When using the trim keys the G.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 5.7 Beginner Mode Be g i n n e r m o d e i s designed f or people new to th e h o b b y. I n t h i s m o d e th e t hrot t le will be limit ed t o 5 0 p e rce n t, Th e ch a n n e l ra n g e d e fa u l ts to 125 0 ~ 1 5 0 0 ~ 1 7 5 0 us.
6. VK-R4A Receiver Function Instructions VK - R 4 A b a s e d on ANT prot ocol is a t hree -i n -o n e re ce i ve r w i th ESC a n d L ED l i g h t g ro u p co nt r ol bo a r d . It h a s a n ext ernal single ant enna, ca n o u tp u t PWM si g n a l a n d l i g h t co n tro l si g n a l , c an imp l e m e n t tw o -way t ransmission, adopt s a u to ma ti c b i n d i n g , a n d h a s a co mp a ct d e si g n , w h ic h c a n b e a d a p te d t o various models. 6.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A Notes: a . Th e E S C can be run af t er compl e ti n g se l f-i n sp e cti o n (a b o u t 3 se co n d s) i f p o w e r o n , o t he r w i s e i t c a n not be operat ed normally. b .
6.5 Alarm for battery power T his r e c e i v e r p r o vides an alarm f or t he batte ry p o w e r l e ve l . Yo u ca n o b se rve th e co l o r o f the LE D in d ic a to r o n th e t ransmit t er t o learn about th e b a tte ry p o w e r l e ve l i n re a l ti me . Wh e n th e b at t er y p o w e r l e v e l i s to o low, you need t o charge i n ti me .
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 7. Product Specifications This section contains FS-VK-G4P transmitter and VK-R4A receiver specifications. 7.1 Transmitter Specifications( FS-VK-G4P) Product Model FS-VK-G4P Channels 4 Model Type Car, Boat RF 2.4GHz RF Power <20dBm 2.4GHz Protocol ANT Distance Channel Resolution >150m（ground） 1024 Battery 6V DC 1.5AA*4 Charging Interface NO Life time According to battery type Low Voltage Warning <4.
8. Troubleshootings Trouble(s) Possible Causes Solution(s) 1. T he ESC has no w o rki n g T he m o to r c a n n ot st art volt age. a n d th e i n d i c a to r light is 2. T he swit ch of ESC o r n o t o n a fte r p o wer on. ESC it self is dama g e d 1 . C h e ck w h e th e r th e re i s a n y co n n e c t ion p ro b l e m b e tw e e n th e b a tte ry a n d ESC a n d w h e th e r th e re i s fa u l ty w e l d i n g o f t he re l e va n t p l u g . 2 .
Digital Proportional Radio Control System 9.
10. Certification 10.1 DoC Declaration Hereby, [Flysky Technology co., ltd] declares that the Radio Equipment [FS-VK-G4P] is in compliance with RED 2014/53/EU. The full text of the EU DoC is available at the following internet address: www.flysky-cn.com. 10.2 CE Warning The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other transmitter.
Digital Proportional Radio Control System FS-VK-G4P&VK-R4A 11. Environmentally friendly disposal Old electrical appliances must not be disposed of together with the residual waste, but have to be disposed of separately. The disposal at the communal collecting point via private persons is for free. The owner of old appliances is responsible to bring the appliances to these collecting points or to similar collection points.
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FCC Statement This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
