Radius 5 MkII User Manual
Contents
1. amp PACKAGING ASSEMBLY f A D Lj 5 Your Radius5 MklI is carefully and thoughtfully packed so that the packaging can be O l re used whenever you need to transport it Please store all the packaging material for a ee future use N WARNING RADIUS5 MkII RECORD PLAYER SENS ne max POWER 2 50 Hz MAEA The NIMA tonearm is shipped without its counterweight attached and locked in transit position It is also secured onto the arm rest with a releasable tie Please AAMAR WOR TV UAD VANI 0NI UT e refer to the NIMA user manual for its correct installation and setup Remove the Radius5 MkII from its protective bag and check that the voltage label indicates the correct voltage range and frequency for your mains supply If the Radius5 MkII is fitted with the NIMA tonearm be extra careful not to damage the Congratulations on your purchase of the Roksan Radius5 MklI record player This record player is designed and manufactured to the highest specification and rigorously tested to reward you many years of listening pleasure amonile you cieasseqibling eec dao Your Radius5 MkII record player is at the heart of your vinyl replay system Its O Es E D E OMe atin Were OMe Maser mantel correct installation set up and operation will have a profound influence on the 2 sonic performance of the entire hi fi installation i Adjust the feet using locknut to engage Radius Please read the contents of this manual thoro2. lead connection Below are some commonly encountered problems with suggestions for possible cure The list is not exhaustive If you have any unresolved problems please consult Roksan SUGGESTED REMEDY SYMPTOM LIKELY CAUSE AC Mains lead not inserted properly No power Ensure AC Mains lead is fully inserted Unit not switched on Switch unit on Wrong speed Incorrect pulley groove selected Check your mains supply frequency and place drive belt in the correct pulley groove see figure in assembly section Check arm cartridge set up refer to manufacturer s user manual Mis tracking and poor sound quality Alignment Hum from speakers Tonearm cable ground not connected or Incorrect Grounding Connect tonearm cable ground lead to phono amp ground terminal Check mains polarity and grounding on all connected equipment GUARANTEE There are no user serviceable parts inside your Roksan RadiusS MkII Record Player If a fault should develop refer any servicing to your appointed ROKSAN dealer distributor or ROKSAN approved service agent Your Roksan RadiusS MkIl Record Player is guaranteed against any defect in materials and workmanship for a period of five years from the date of purchase This guarantee only becomes effective if the Radius is warranty registered at Roksan Refer to user manual front cover This guarantee excludes 1 Damage caused due to acciden
3. ARRANTY REGISTRATION In Case Of Difficulty CALL 44 0 20 8900 6801 2011 Roksan Audio Limited Roksan Audio Ltd Jubilee Close Townsend Lane London NW9 8TR Tel 44 0 20 8900 6801 Fax 44 0 20 82052644 Email info roksan co uk Facebook http www facebook com roksan audioltd Twitter https twitter com roksan
4. asable tie wrap to its arm rest GSD NOTE Clean the belt using only a slightly damped cloth gt OPERATION AC Power Supply AC Mains Power Switch Pulley Groove NOTE There is a peel of protective film on name plate Your Radius5 Mklil record player is now ready for use With the drive belt in the desired pulley groove switch the RadiusS MkII on Check the amplifier volume is set to low and that the correct input for phono is selected Gently increase the volume and check for any unwanted hum noise Now check the hum level with the amplifier at high volume There should be no hum or very low level of hum audible Remember to lower the volume afterwards If so then carefully place the record you wish to play onto the platter gently lower the arm cartridge onto the track you want to listen to and enjoy the music from your Radiusd MkIil To select 45 or 33 rpm switch the motor off and place the belt around the corresponding pulley groove and start the motor again The motor will at first rock back and forth a few times to catch up with speed and synchronise Once the motor has settled down place the record on the platter and play your desired track d TROUBLESHOOTING If you suspect that your Radius5 MkII record player is not working correctly first check all the connections Pay particular attention to cartridge tag connections channel amp phase tonearm cable connections phono RCAs amp ground and mains
5. e the RadiusS MklI on a rigid level surface The arm cable should be securely fixed into the base of the tonearm and connected to the phono input of the amplifier without pulling on to the RadiusS Mkll It is important to ensure the phono input is matched with the type of cartridge you are using and that the tonearm cable ground lead is firmly attached to the phono input grounding point on the amplifier To ensure correct geometry tracking weight and anti skate force the cartridge tonearm should be assembled according to manufacturer s instructions Connect the power lead to the correct voltage frequency mains supply and switch the RadiusS MkII on The RadiusS Mkll platter will start to rotate at the speed corresponding to the position of the drive belt on the pulley In most countries 220 240Vac mains supplies are at 50Hz and 110 120Vac mains supplies are at 60Hz If you are unsure of your mains supply frequency consult your local electricity supplier Please note that the motor body is de coupled and it will oscillate back and forth while it synchronises with the mains frequency and gets to the correct speed This method of mounting and isolating the motor ensures minimal motor noise break through and stabilises the continuous running speed GSD NOTE Always remove the platter before moving transporting the RadiusS Mkll If fitted with the NIMA remove the counter weight assembly lock the NIMA in transit position and secure it with the rele
6. ng to the surface that it sits on partnered with the NIMA tonearm The RadiusSMkIl gives unparalleled performance in this class lt 4 RADIUSS MkIl PLUG Y Ta 1 33 rpm M MA 2 45 rpm ROKS aa ia E A Remove the Drive Belt and gently place it around the platter and then onto the pulley Note position 1 is for 33 rom and position 2 is for 45 rpm It is important to check that your mains supply frequency corresponds to the frequency specified on the RadiusS MkII mains input label Gey NOTE The Main Bearing is already charged with correct type of oil amp grease and it is important that the Main Bearing Spindle is not removed from the bearing housing This will disperse some of the oil and necessitate charging the Main Bearing with oil again The Main Bearing requires cleaning with a cotton bud and recharging with Roksan supplied bearing oil every 6 12 months Consult your Roksan appointed retailer distributor or contact Roksan Audio for any assistance NIMA TONEARM MAIN BEARING SPINDLE MOTOR BLOCK Finally for assembling and fitting of your tonearm and cartridge refer to the manufacturer s user manual SUB PLINTH BOTTOM PACKING TRAY MAIN PLINTH SARTON g IMPORTANT The Radius5 MkII is mains operated DO NOT try to gain access to the inside of this unit Refer all servicing to your Roksan appointed retailer distributor or contact Roksan Audio Lo im INSTALLATION Plac
7. t misuse neglect and incorrect installation adjustment or repair 2 Liability for damage or loss during transit from the retailer or purchaser to ROKSAN or its authorised distributor for the purposed for repair or inspection Carriage costs to ROKSAN shall be borne by the consignor All claims under this guarantee must be made through an authorised ROKSAN retailer If equipment returned for repair to ROKSAN is found on inspection to comply with the product specification ROKSAN reserves the right to make a charge for examination and return carriage SPECIFICATIONS Main Bearing Spindle cccccceseeeeeeeees Precision machined stainless steel Main Bearing Housing ccceeeeeeeeeeeeeeaeees Precision machined solid brass Main Bearing Ball cccccseeeeeeeseeeeseeeeeeees Precision case hardened steel FUNC csccnsateaindctsaceetehdgssbasseeussnendennmebonused Precision machined aluminium alloy PANOT er E E Precision machined acrylic NOLOT oeiee stouccecstontn Custom made 24 pole synchronous PEE r E E eee eee 33 amp 45 rpm POWO e A E 110 or 220 Vac 50 60 Hz RUMDIG sarearen ee EEEE Een E aa danie lt 75dB VONS FUUG ee E E E os aveneediadeosestoneerer lt 0 04 DIMENSION sesse EREE 400 x 350 x 150mm W x D x H AO Gee ene E EAE A T TKg All specifications are liable to change without prior notice E amp O E RapiusS5 RADIUSS MkII Record Player USERMANUAL www roksan co uk ROKSAN W
8. ughly It will help you to MkII in absolute level understand your record playing equipment better and enhance your listening pleasure Belt BRIEF PLATTER The design of the Radius5 MklI record player has many special features not found in other similar turntables Driver mechanism utilises a custom synchronous motor TENE ARN CABE fitted with a precision machined solid aluminium alloy pulley The main bearing ra housing and spindle are custom designed and machined from solid brass and solid stainless steel to extremely high precision to ensure ultra smooth running and longevity The platter is machined from solid Acrylic to very high accuracy and ensures speed stability Main bearing Platter and Tonearm are mounted on the sub plinth and three point de coupled from the main plinth to maximum performance and minimise acoustic break through The motor assembly is mounted on the motor block and then onto the main plinth and further decoupled to avoid motor noise break through Tonearm cable is rigidly fixed to the main plinth ENS A y j a lt TOP PACKING TRAY Remove the Platter with the record label recess upper most carefully locate its central hole over the main bearing spindle and gently lower it until the two are fitted together that acts as a mechanical ground and minimises interference with the sub plinth The Radius5MklI has three custom made adjustable feet to allow levelling and provide optimum coupli
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