RADiUS - Roksan
Contents
1. every two years Consult your Roksan appointed retailer distributor or contact Roksan Audio for any assistance Finally for assembling and fitting of your tone arm and cartridge refer to the manufacturer s user manual IMPORTANT The Radius5 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 INSTALLATION Place the Radius5 on a rigid level surface take care to avoid damaging the surface by the spike feet The arm cable should be securely fixed into the base of the tone arm and connected to the phono input of the amplifier without pulling on to the Radius d It is important to ensure the phono input is correct with the type of cartridge you are using and that the tone arm cable ground lead is firmly attached to the phono grounding point Note that the cartridge tcone arm should be assembled according to manufacturer s instructions to ensure correct geometry tracking weight and anti skate force Connect the power lead to the correct voltage mains supply and switch the RadiusS on The Radiusd platter will start to rotate at the speed corresponding to the position of the drive belt on the pulley and the mains supply frequency In most countries 220 240Vac supplies are at 50Hz and 110 120Vac mains are at 60Hz If you are unsure of your mains supply frequency you can check both pulley positions and verify the correct se2. RADIUSS RECORD PLAYER Congratulations on your purchase of the Roksan Radius5 record player This record Player is designed and manufactured to the highest specification and rigorously tested to reward you many years of listening pleasure Your Radius5 record player is at the heart of your vinyl replay system Its correct installation set up and operation will have a profound influence on the sonic performance of the entire hi fi installation Please read the contents of this manual thoroughly It will help you to understand your record playing equipment better and enhance your listening pleasure BRIEF The design of the Radius5 record player has many special features not found in other similar turntables Drive mechanism utilises a custom synchronous motor fitted with a precision machined solid aluminium alloy pulley The main bearing 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 Tone Arm are mounted on the sub plinth and three point de coupled from the main plinth to maximise performance and minimise acoustic break through The motor assembly is mounted on the motor block and then onto the main plinth and further de coupled to avoid motor noise break through Tone Arm cable is rigidly fixed to the m
3. ain plinth that acts as a mechanical ground and minimises interference with the sub plinth The Radius5 has three custom made adjustable spike feet to allow levelling and provide optimum coupling to the surface that it sits on Partnered with the NIMA tone arm the Radius5 has unparalleled performance in its class MAIN BEARING SPINDLE PLATTER SUB PLINTH MOTOR BLOCK NT A T aa NANN A RORY SUB PLINTH DE COUPLING MAIN PLINTH MOUNTS MAIN BEARING HOUSING PACKAGING Your Radius5 is carefully and thoughtfully packed so that the packaging can be re used whenever you need to transport it Please store all the packaging material for future use LATNVSNOY dM AYA SILL Fail OPEN CARTON TOP CAREFULLY REMOVE l TOP CARD 1 PLATTER PACKAGING IN INFO PACK 1 amp 9 PLATTER le PROTECTIVE CARD Ion 5 RADIUS5 ID IN oll 7 ACCESSORIES PACK SUPPLIED ONLY WITH ROKSAN NIMA TONE ARM TS o o 1 ASSEMBLY Remove the Radius5 from its protective bag and check that the voltage label indicates the correct voltage range for your mains supply If the Radius is fitted with the NIMA tone arm be extra careful not to d
4. amage the arm while you are assembling the record player If in any doubt remove the tone arm Refer to the NIMA user manual Remove the Adjustable Spike Feet x3 from the accessories bag and carefully fit them to the bottom plinth Initially screw them all the way as the surface you intend to place the RadiusS on would normally be level These could be used later to level the Radiusd5 in its final position if required 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 fit mate together Remove the Drive Belt and gently place it around the platter and onto the pulley Note position 1 amp 3 would provide 33 amp 45 rpm for mains supplies running at 60Hz cycles and position 2 amp 4 provide 33 amp 45 rpm for mains supplies running at 50Hz cycles see figure below 1 33 rpm 60Hz 2 33 rpm 50Hz 3 45rpm 60Hz 4 45rpm 50Hz PLATTER a DRIVE BELT Aa E e FI FI E j fo ge J A s A 4 A E A kS 7 ADJUSTABLE SPIKE FEET NOTE The Main Bearing is already charged with correct type 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 will require cleaning with a cotton bud and recharging with Roksan supplied bearing oil
5. inted in England ROKSAN RADIUSS RECORD PLAYER ROKSAN USER MANUAL ROKSAN AUDIO LIMITED 6 NORTHFIELD INDUSTRIAL ESTATE BERESFORD AVENUE ALPERTON MIDDLESEX HAO 1NW ENGLAND TEL 44 0 208 900 6801 44 0 208 900 6802 FAX 44 0 208 900 0734 Www roksan co uk
6. lection by listening to a piece of music 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 NOTE Always remove the platter before transporting the Radiusd The drive belt is best fitted by carefully placing it around the platter diagonally opposite the pulley then gently stretching and placing it in the pulley groove OPERATION Your Radius5 record player is now ready for use With the drive belt in the desired pulley groove switch the Radius5 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 Check the hum level with the amplifier at full volume There should 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 Radiud 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 rec
7. n Radius5 Record Player is guaranteed against any defect in materials and workmanship for a period of two years from the date of purchase This guarantee only becomes effective if the warranty card is validated by the ROKSAN retailer from whom the equipment was purchased and returned to ROKSAN within 28 days of purchase This guarantee excludes 1 Damage caused due to accident 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 purposes of 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 Precision machined stainless steel Main Bearing Housing Precision machined solid brass Main Bearing Ball Precision case hardened steel Pulley Precision machined Aluminium alloy Platter Precision machined Acrylic Motor Custom made 24 pole synchronous Speed 33 amp 45 rpm Power 110 or 220 Vac 50 60 Hz Rumble lt 75dB Wow amp Flutter lt 0 04 Dimension 400 x 350 x 150mm W x D x H Weight 7Kg All specifications are liable to change without prior notice E amp O E Pr
8. ord on the platter and play your desired track TROUBLESHOOTING If you suspect that your Radius5 record player is not working correctly first check all the connections Pay particular attention to cartridge tag connections channel amp phase tone arm cable connections phono RCAs amp ground and mains 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 your ROKSAN appointed retailer distributor or Roksan Audio SYMPTOM LIKELY CAUSE SUGGESTED REMEDY No power AC Mains lead not inserted Ensure AC Mains lead is fully inserted properly Unit not switched 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 above Mis tracking Incorrect arm cartridge set up and Check arm cartridge set up refer to and poor sound alignment manufacturer s user manual quality Hum from Tone arm cable ground not Connect tone arm cable ground lead to speakers connected phono amp ground terminal Incorrect Grounding Check Mains polarity and grounding on all connected equipment GUARANTEE There are no user serviceable parts inside your Roksan Radius5 Record Player If a fault should develop refer any servicing to your appointed ROKSAN dealer distributor or ROKSAN approved service agent Your Roksa
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