Maxell IBX-2 User's Manual
Contents
1. l l 0 2 channels While making connections the power to the deck and to the amplifier should be switched off Headphones Standard stereo headphones with an impedance of 8 150 ohms may be connected to the headphone jack Microphone Connections The BX 2 possesses only line input facilities When microphones are to be used for recording a separate microphone mixer with a line output must be connected to this deck s line input terminals Nakamichi offers the optional MX 100 Microphone Mixer which provides three inputs for left right and center blend L R microphones To power the MX 100 the separate PS 100 Power Supply is required to amplifiers Rec Out terminals L R gt WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE fl headphones preamplifier amplifier or receiver to AC wall outlet or amplifier s AC outlet to amplifier s Tape Play terminals L R g microphones Safety Instructions 1 following safety instructions have been Wi luded in compliance with safety standard regulations Please read them carefully 1 Read Instructions All the safety and operating instructions should be read before the appli2. Eq sec Nakamichi ae Nakamichi E 4 TDK AD AD X Ema EL ie mi Maxell UD UD XLI XL IS EX SX ZX 120 Fuji FR I AMPEX GM I E SX 70 US Position Tape Selector Switch Eq Switch Brand Name Tape Selector Eq sec Nakamichi SX 4 4 TDK SA X Maxell UD XLI XL IS es ie rs is to EX SX ZX 70 AMPEX GM I E ZX 70 us Position Tape Selector Switch Eq Switch Brand Name Tape Selector Eq sec Nakamichi ZX 4 4 TDK MA MA R l l l ci faas Maxell MX Fuji FR Metal EX SX ZX 70 AMPEX MPT e This cassette deck will achieve best recommended results with Nakamichi ZX SX and EX I cassette tapes Therefore the use of w these tapes whenever possible is If other tapes are used it is desirable to choose tapes from this list E Memory Switch By setting the memory switch to Memory Play playback automatically starts from the 0000 tape counter point when the tape is rewound or fast forwarded By setting the switch to Memory Stop tape motion during rewind or fast forward automatically stops when the 0000 point is reached E Dolby NR System This deck incorporates both the Dolby B Type and the Dolby C Type noise reduction systems which can be freely selected The Dolby B Type NR provides approximately 10 dB of noise reduction in the high frequencies The Dolby C Type NR achieves a S N ratio improvement of appr 20 dB in the range from 2 kHz to 8 kHz where noise is most readily audible For playback of a tape
3. material 8 Recording levels are too high 8 Wide dynamic range permits some short term overload but excessive recording levels will cause distortion Adjust recording levels 9 Head dirty 9 Clean head 10 Wrong setting of tape selector switches 10 Select correct setting for the tape in use Record mode is entered but cannot 11 Input disconnected 11 Check connections record 12 Head dirty 12 Clean head Cannot playback 13 Output disconnected 13 Check connections 14 Head dirty 14 Clean head Dull high frequencies 15 Head dirty 15 Clean head 16 Tape selector switches and or equalizer switch not set 16 Select correct positions for tape in use correctly Hum heard during recording or playback 17 Strong induction fields near deck 17 Keep deck away from amplifier transformers fluorescent lamps etc ji 18 Signal cable or connector grounding faulty 18 Replace signal cables rs Specifications Specifications Track Configuration 4 tracks 2 channel stereo RIGA Sie cry Ante ee 2 erase head x 1 record playback head x 1 Motors Tape Transport DC servo motor capstan drive x 1 DC motor reel drive x 1 Power SOURCES crmcicrasieneoramanins 100 120 120 220 240 220 or 240V AC 50 60Hz According to country of sale Power Consumption 23 W max MARGISDCCE aace oe sciccivencnon yen mnaioers 1 7 8 ips 4 8 cm sec 0 5 Wow and Flutter Les
4. which was recorded with Dolby B Type NR the Dolby NR B switch has to be pressed For playback of a tape recorded with Dolby C Type NR the C switch must be pressed e The Dolby NR system does not reduce any noise already contained in the source signal You should therefore use recording sources which are as noise free as possible 1008 Level dB iC Type 10 50 100 200 500 1000 2000 5000 10000 DABCLin Freq ttency Hz Frequency Response and Noise Spectrum Analysis Recording 1 Confirm that the timer switch is set to Off Switch on the power and insert the cassette to be used for recording into the cassette holder 2 Set the tape selector switches and the equalizer switch according to the tape in use Matching the Deck to Various Cassette Tapes 3 If the Dolby C Type NR is to be used press the C switch of the Dolby NR switches If the Dolby B Type NR is to be used press the B switch The respective Dolby NR indicator lights up If no Dolby noise reduction is to be used press the Off switch When recording from FM broadcasts set the MPX filter switch to On 4 Pressing the counter reset switch to bring the tape counter indication to 0000 is convenient to easily re locate the starting point of the recording or use the Memory Play feature 5 By pressing the O section of the record switch the deck automatically goe
5. J Nakamichi U S A Corporation 1101 Colorado Avenue Santa Monica Calif 90401 Phone 213 451 5901 Telex 652429 NAKREI SNM 0D04100T Optional Accessories ZX Cassette Tape C 60 C 90 SX Cassette Tape C 60 C 90 EX II Cassette Tape C 60 C 90 EX Cassette Tape C 60 C 90 DM 10 Head Demagnetizer SP 7 Stereo Headphones w 7 Nakamichi U S A Corporation 220 Westbury Avenue Carle Place N Y 11514 Phone 516 333 5440 0 820930B Printed in Japan
6. Nakamichi BX 2 2 Head Cassette Deck Owners Manual PPSE W 3v NMmONg WaLn3Nn aru 3009 ONIMOTIOS IHL HLM 3ONVGNOOOV NI a34N0709 Sav OYJ SNIYW SIHL NI S3UIM SHI INV LYOdW As the colours of the wires in the mains lead f this apparatu ay not correspond with the loured rkin lentifying the rminals in your plug proceed as follows The wire which coloured BLUE must be Connected to the terminal which marked with the letter coloured BLACK The wire which is coloured BROWN mus be connected the terminal which is marked with the letter L or loured RED Congratulations You have chosen a very fine cassette deck The Nakamichi BX 2 was developed on the basis of this company s extensive experience with high grade cassette decks While incorporating much of Nakamichi s superior technology and following its sound policy this basic model delivers high overall characteristics and represents an extraordinary value at a moderate price Please take the time to read this manual in its entirety to fully acquaint yourself with this cassette deck Thank you Nakamichi Corporation CONTENTS GONNECHONS 2h fascia celsceicts Csen GEER 2 SafetyiINStnuCuoOnsS ss acess cece esis a 3 Oni Cassette Tapos sssnces ceases casens csiene Ss GControlsiand Features iis cc0c se cies dene PRECAUTIONS vic haper eena acct oie ten eh v OpeMatiOn ees eacaucenisen n E 5 Playba ek ore sandr e E 5 Matching the Deck to Various C
7. ance is operated 2 Retain instructions The safety and operating instructions should be retained for future reference 3 Heed Warnings All warnings on the appliance and in the operating instructions should be adhered 4 Follow Instructions All operating and use instructions should be followed a Water and Moisture The appliance should not be used near water for example near a bathtub washbowl kitchen sink laundry tub in a wet ee basement or near a swimming pool etc 6 Carts and Stands The appliance should be used only with a cart or stand that is recommended by the manufacturer 7 Wall or Ceiling Mounting The appliance should be mounted to a wall or ceiling only as recommended by the manufacturer On Cassette Tapes Precautions 1 C 120 cassettes playing time one hour per side contain extremely thin tape which breaks or snarls easily is sometimes subject to stretching and also is of low sensitivity Therefore C 120 cassettes are not recommended for high fidelity recording 2 Do not pull out the tape from the cassette housing 3 Be careful not to turn the cassette reels with the fingers causing tape slackening 4 Store cassette tapes away from heat high humidity dust and magnetic fields such as caused by speakers TV sets etc Cassette Tabs You can protect valuable recordings from accidental erasure and re recording by completely removing the appropriat
8. assette Tapes 5 Recordihaies e re naa r tcesin 6 Timer Recording or Playback 6 Maintenance ssar ssim sespe ine aeteret erau Aaa 7 Troubleshooting esaeran norane cronies 7 SpecifiGatlOnS saacacwes cece a A A EEN 8 CAUTION RISK OF ELECTRIC SHOCK DONDTOPEN CAUTION The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user of the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a TO REDUCE THE RISK OF risk of electric shock to persons ELECTRIC SHOCK DO NOT aa jade Please record the Model Number and Serial e exclamation point within an REMOVE COVER OR BACK NO equilateral triangle is intended to alert Number in the space provided below and USER SERVICEABLE PARTS INSIDE the user of the presence of important ae ae thane PERRA ae operating and maintenance servicing lel Number and Serial Number are locate REFER SERVICING TO QUALIFIED instructions in the literature on the rear panel of the unit SERVICE PERSONNEL accompanying the appliance Model Number Nakamichi BX 2 kaz Serial Number F825 Connections After consulting the instructions for your 3 amplifier or receiver use the shielded cables H with RCA plugs provided with the deck to v make connections as shown in the chart ae ma a Take care not to mix up left and right
9. ch to the appropriate position for the tape in use 3 If the tape to be played back was recorded with Dolby C Type noise reduction press the C switch of the Dolby NR switches If the tape was recorded with Dolby B Type noise reduction press the B switch The respective Dolby NR indicator lights up If the tape to be played back was not recorded with Dolby noise reduction press the Off switch 4 Press the gt section of the play switch 5 Adjust the desired volume with the output level control 6 When the tape end is reached the auto shutoff mechanism automatically stops the tape transport If you want to remove the tape during playback first press the O section of the stop switch For temporary interruption of playback press the 00 section of the pause switch To resume playback press the play switch again e The logic controlled transport of this deck permits going from any transport mode into any other i e from play to rewind from rewind to fast forward etc without using the stop switch e During playback the peak level meters display the level recorded on the tape Readings are not affected by turning the output level control Matching the Deck to Various Cassette Tapes Tape Selector Switch and Eq Switch Settings Recommended Tapes X 120 LS Position wy Tape Selector Switch Eq Switch Brand Name Tape Selector
10. e switch is set to Memory Play and the tape is rewound or fast forwarded playback automatically starts from the 0000 indication 9 Rec Mute Switch By depressing this switch during recording the input signal can be temporarily cut off During operation the indicator lights up 10 Rewind Switch For rapid tape winding in the reverse direction press the lt lt section of the switch 11 Fast Forward Switch For rapid tape winding in the forward direction press the gt gt section of the switch 12 Stop Switch When the O section is pressed the tape motion comes to a full stop and the indicator lights up 13 Play Switch Press the gt section of the switch to start playback When the switch is pressed in the recording standby mode recording starts During operation the indicator lights up 14 Pause Switch Press the 00 section of the switch for short term interruption of recording or playback The indicator lights up To resume recording or playback press the play switch 15 Record Switch Press the O section of the switch for recording This deck possesses a one touch recording standby feature By simply pressing the record switch from the stop mode the recording standby mode is entered During operation the indicator lights up 16 Output Level Control Adjusts the line output level and the headphones listening level 17 Master Input Level Control Used to adjust the input rec
11. e tab on gt top edge of the cassette The tab for side is located on the top left hand 8 Ventilation The appliance should be situated so that its location or position does not interfere with its proper ventilation For example the appliance should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or placed in a built in installation such as a bookcase or cabinet that may impede the flow of air through the ventilation openings 9 Heat The appliance should be situated away from heat sources such as radiators heat registers stoves or other appliances including amplifiers which produce heat 10 Power Sources The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance 11 Grounding or Polarization Precautions should be taken so that the grounding or polarization means of an appliance is not defeated 12 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point where they exit from the appliance corner as you face the side Use a small screwdriver and push the tab down to break it off Do not leave the broken tab in the recess If you wish at a later date to record over a side for which the tab has b
12. een removed cover the tab opening with a piece of adhesive tape Break off this tab to protect Side A or 1 Break off this tab to protect Side B or 2 from accidental erasure from accidental erasure Cassette Insertion and Removal 1 Insertion of a Cassette 1 When the eject button is pushed in the stop mode the cassette holder opens 2 Insert the cassette into the holder with the exposed tape facing down and the 13 Cleaning The appliance should be cleaned only as recommended by the manufacturer 14 Nonuse Periods The power cord of the appliance should be unplugged from the outlet when left unused for a long period of time 15 Object and Liquid Entry Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings 16 Damage Requiring Service The appliance should be serviced by qualified service personnel when A The power supply cord or the plug has been damaged or B Objects have fallen or liquid has been spilled into the appliance or C The appliance has been exposed to rain or D The appliance does not appear to operate normally or exhibits a marked change in performance or E The appliance has been dropped or the enclosure damaged 17 Servicing The user should not attempt to service the appliance beyond that described in the operating instruction All other servicing should be referred to quali
13. efore recording levels can be set in the same way as without noise reduction Metal position tape formulations Adjust record levels so that the 5 dB indication lights up only occasionally on the highest signal peaks 1 Establish connections as shown in the chart 2 Insert the tape to be used for recording or playback and turn on the power to all components 3 For timer recording set the recording level to suit the expected signal For timer playback set the output control to the desired level Check if all components are set up properly 4 For timer recording set this deck s timer switch to Rec For timer playback set the switch to Play 5 Set the timer to the desired operation time 6 At the pre selected time the timer will supply power to the components and the deck will automatically start recording or playing Be sure to set the deck s timer switch to Off when the timer recording or playback feature is not desired Maintenance d and Transport Cleaning very important to regularily clean the surfaces of the heads as well as the capstan pinchroller and all other parts which come in contact with the tape Tiny particles shedded from the tape onto these parts as well as dust accumulations etc become the cause of drop outs and severely degrade frequency response and w
14. fied service personnel label of the desired side facing you 3 Gently push the cassette holder back into the panel e For protection of the tape and tape transport do not press the eject button in any mode other than the stop mode 2 Removal of a Cassette 1 Press the stop switch 2 When the eject button is pushed the cassette holder opens 3 Remove the cassette fy Controls and Features 1 Eject Button By depressing this button the cassette holder is opened for insertion and removal of a cassette 2 Power Switch Pressing this switch activates the deck Depressing it once more switches the power off When the power is switched on the stop switch indicator lights up 3 Timer Switch This switch permits unattended recording or automatic playback in conjunction with an external audio timer 4 Headphone Jack Accepts standard stereophone plug 5 Cassette Holder The cover can be easily removed for routine cleaning of heads etc p 7 6 Peak Level Meters Provide exact indication of peak levels in the range of 30 dB to 5 dB 7 Dolby NR Indicators When the Dolby B Type NR or the Dolby C Type NR is used the respective indicator lights up 8 Memory Switch When this switch is set to Memory Stop the tape is stopped from rewind or fast forward at the 0000 tape counter indication When th
15. g this operation so that it is possible to continuously monitor the input signal E Record Level Setting This deck s LED level meters are free of overshoot problems and display peak levels with a high degree of accuracy Normal LH position tape formulations Chrome position tape formulations Adjust record levels so that the 3 dB indication lights up only occasionally on the highest signal peaks 08 dB Peak Level Peak Level Da o 3 1 H ee J oad a es LI i i i Dp TE oot od gt i ea Aa p l 0 l o l i i i 1 i jee a an iOS 1 30 4 L R L R dB e As different tape formulations have slightly different overload headroom characteristics the requirements may vary to a certain degree when using different tapes DE Timer Recording or Playback This deck incorporates a timer start feature which enables you to make unattended recordings or start playback at a pre selected time with the use of a timer For good recordings it is essential to maintain a high signal to noise ratio If the record level is set too low tape hiss will impair the playback sound quality On the other hanad setting the record level too high will cause distortion Refer to the chart below as a guideline to set recording levels The Dolby C Type NR system incorporated in this deck possesses advanced circuitry to prevent distortion even at high saturation levels Ther
16. ord level for the left and right channel simultaneously The level balance between both channels in recording is adjusted with the balance control The master input level control can also be used to fade in or fade out a recording ele pee ele epee 18 MPX Filter Switch Used to cut the 19 kHz multiplex carrier signal which could cause misoperation of the Dolby NR system when recording from FM stereo broadcasts When recording from other sources this switch should be setto Gy Off 19 Tape Selector Switches Depending on the tape used for recording the appropriate position must be selected Refer to Matching the Deck to Various Cassette Tapes on page 5 20 Equalizer Switch Depending on the tape used for recording or playback the appropriate position must be selected Refer to Matching the Deck to Various Cassette Tapes on page 5 21 Dolby NR Switches Used to select the noise reduction system if desired either the Dolby B Type NR for a 10 dB improvement in mid and high frequency S N ratio or the Dolby C Type NR for a 20 dB improvement If a Dolby NR system is used the respective Dolby NR i indicator lights up ww 22 Balance Control Serves to adjust the level balance between left and right channel in recording 23 Counter Reset Switch By pressing this switch the tape counter indication is reset to OOOO 24 Tape Counter Can be used to index section
17. ow and flutter characteristics Cleaning Procedure Remove the cassette holder cover Use cotton tipped sticks or the like available in audio stores etc to carefully and with very light pressure clean the parts indicated in white on the illustration In cases of severe contamination dip the cotton tip in cleaning fluid Cleaning is facilitated if after removing the cassette holder cover the cover is closed again and the pause switch depressed thereby raising the head 2 gt embly e pressure roller is very dirty press the exy switch and clean the roller while it is turning At this time be careful that the cotton tip does not get caught between the roller and the capstan After cleaning the roller put the deck into the pause mode again and clean the revolving capstan Troubleshooting Condition Erase Head Rec PB Head Capstan Be careful not to apply too much force in cleaning as the respective parts are critically aligned Take special care not to damage the tape guides Do not use too much cleaning fluid and give the cleaned surfaces some time to dry off completely before playing a tape be careful not to leave any cotton strands on the cleaned parts Probable Cause Tape dose not run BEE Tape Guide Pressure Roller When you have used cotton tipped sticks Demagnetizing After a longer period of use there can be a build up of residual magnetism in heads and capstan etc S
18. s into the recording standby Rec Pause mode The red O indicator in the record switch and the green 0 indicator in the pause switch light up 6 While watching the peak level meters adjust the recording level by gradually sliding up the master input level control and adjusting the left right channel balance with the balance control For hints on proper level settings refer to the paragraph Record Level Setting 7 When the gt section of the play switch is pressed recording starts 8 When the tape end is reached the auto shutoff mechanism automatically stops the tape transport If you want to remove the tape during recording first press the O section of the stop switch For temporary interruption of recording press the 00 section of the pause switch To resume recording press the play switch again e By pressing the gt section of the play switch while keeping the O section of the record switch depressed recording can be started immediately without entering the standby mode e f the record switch is pressed after the play switch the recording mode cannot be entered E Rec Mute By pressing the Rec Mute switch during recording the tape continues to run in the record mode but the input signal is cut off and the indicator lights for as long as the switch is being kept depressed This can be used to insert blank spaces on a tape etc The line output and the headphone output are not muted durin
19. s on the tape and to check the tape s position at a given moment Starting from the OOOO indication count is carried out up to 9999 in the record playback and fast forward modes plus count and down to 999 in the rewind mode minus count i Pracauninns 11 After the power to the deck is switched on the tape control buttons are inoperative for appr 4 seconds until all circuits have become stable completed the eject button may not be operative To eject the tape in such a the timer switch to Off and the power switch to On The button is now operative and the tape can be removed 3 Voltage Selector 2 After timer recording or timer playback is a case do not press the button forcibly Set AC voltage is factory set for the country in which you purchased your BX 2 The voltage selector permits re setting of mains voltage in case the deck is to be used in a different country Note Safety regulations in certain countries prohibit inclusion of a voltage selector This feature therefore may be absent from your deck a 120V M 220 240V Operation Check once more whether all connections between amplifier and cassette deck have been properly established Playback 1 Confirm that the timer switch is set to Off Switch on the power and insert the cassette to be played into the cassette Sw holder 2 Set the equalizer swit
20. s than 0 11 WTD Peak Less than 0 06 WTD RMS Frequency Response 20 Hz 20 000 Hz recording level 20 dB Signal to Noise Ratio Dolby C Type NR on lt 7Ouys ZX tape gt Better than 68dB 400 Hz 3 THD IHF A WTD RMS Dolby B Type NR on lt 70 s ZX tape gt Better than 62dB 400 Hz 3 THD IHF A WTD RMS Total Harmonic Distortion Less than 1 0 400 Hz O dB ZX EX II tape Less than 1 2 400 Hz O dB SX tape Easier EEE A A Better than 60 dB 100 Hz O dB Spara IOMa sone e i ete Better than 36 dB 1 kHz O dB Crosta K E e E S Eao Better than 60 dB 1 kHz O dB BIASTRFEGUGHICY meree arate oeae 105 kHz Mar LIME A 50 mV 30 kQ QUT PUT EMO esos te ia oai 0 5V 400 Hz O GB output level control at max 2 2 KQ Headphones 2 2 mW 400 Hz O dB output level control at max 8 Q load DEMENSIONSi ee ses acest ced 430 W x 110 H x 250 D millimeters 16 15 16 W x 4 5 16 H x 9 7 8 D inches Approximate Weight 5 5 kg 12 Ib 2 oz e Specifications and appearance design are subject to change for further improvement without notice e Dolby NR under license from Dolby Laboratories Licensing Corporation e The word DOLBY and the Double D Symbol are trademarks of Dolby Laboratories Licensing Corporation Nakamichi Corporation Tokyo Office Shinjuku Daiichi Seimei Bldg 2 7 1 Nishishinjuku Shinjuku ku Tokyo Phone 03 342 4461 Telex 2324721 NAKAM
21. uch residual magnetism can induce noise and impair the high frequencies during playback To prevent this you should demagnetize these parts about once every 50 hours of use with the optional Nakamichi DM 10 Demagnetizer or another properly designed demagnetizer For details on the demagnetizing procedure please consult the demagnetizer s instruction manual e Always switch off the power to the deck before starting the demagnetizing procedure Cleaning the Faceplate This unit should be cleaned only by wiping it with a soft dry cloth Never use alcohol solvents ammonia or abrasive cleaning agents Lubrication All important moving parts of this deck are fitted with long life oil less bearings Periodic lubrication is therefore not necessary Remedy Cassette holder not completely locked k Press eject button and then close cassette holder firmly i Record mode cannot be entered 2 Cassette tabs have been removed 2 Place adhesive tape over tab opening or use new cassette cessive playback hiss 3 Head is magnetized 3 Demagnetize head Uneven sound levels drop outs 4 Heads and or capstan and pressure roller dirty 4 Clean these parts excessive wow flutter 5 Faulty cassette 5 Replace cassette Incomplete erasure 6 Erase head dirty 6 Clean head and pressure roller Distorted record playback sound 7 Program material itself is distorted 7 Check program
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