Arcam Alpha 10/10P User's Manual
Contents
1. sm sre PHONES POVER OO C Lo 7 oO T T D E 16 17 Alpha 10P Power Amplifier ENGLISH afety Instru a fjOnS Please read before operating the equipment SAFETY INSTRUCTIONS This product was designed and manufactured to meet strict 12 Power Cord Protection Power supply cords should be quality and safety standards There are however some routed so that they are not likely to be walked on or installation and operation precautions which you should be pinched by items placed upon or against them paying particularly aware of particular attention to cords and plugs convenience receptacles and the point where they exit from the 1 Read Instructions All the safety and operating appliance instructions should be read before the appliance is operated 13 Cleaning Unplug the unit from the mains supply before cleaning The appliance should normally only require a 2 Retain Instructions The safety and operating wipe over with a clean dry lint free cloth If it is heavily instructions should be retained for future reference solindicator then a cloth slightly dampened with a water washing up liquid solution may be used Dry the unit 3 Heed Warnings All warnings on the appliance and in afterwards with a dry cloth We do not advise the use of the operating instructions should be adhered to furniture type cleaning sprays polishes as this can cause white marks which are very difficult to remove2. AAA gs 2 Rd Sa Rae wajanja A p i ar 27 2 Fue i THIRD quur DEN Det CARACAS AIT RUNE AM D x UIN Ei URP TS AA WA SURG rM VITE TS QUE REED po n E QM uH WU n Eid TU En o TER AGIR A Feast fa ta VES HTN m TO NNI pum ein i reel tat ESSEN Pu it Hh i Eel fy ii d dbi un dou j ji ie i Aa ne CM AM HUE T n ju ad ESSET VE STARR ARAS ET LUTTE x ME DR VEU DUE ds a ij Cu ase j aa ifa Fi m jd Bi 7 Verger Ms a ab RUE serch HIN EIA PaE ANN SA WA eae edie P rd 3 b VERI Vor EHra E m 3 i i i aepo AR HAA BRE re aoe sacle n E E S ones MEUS m Vs RT PU DIA uA px UE UE Apc M LETRA S Aan EN EIN i i jum i y UHR WANA ER SHE i ei MA VER 5 HU Alpha 10 10P Amplifier Front amp Rear Panel Diagrams WARNING THIS APPLIANCE SP O C30V T BE CARTHES M MO 2 SP2 800VA A POWER INLET Rete mise farce fees pratt m M Aree ray cover karai wert 3 Dw UU 0 OO Ww a Gq a 36 35 34 MODULAR INTEGRATED AMPLIFIER iid _ COM I RECORD CONTRO d a o o rg 6 NI 1m we PHONES POVER P od 39 5 ooooooo QQ C O 49 0 69 28 33 Alpha 10 Integrated Amplifier o O9 13 uu d HAZARI TUNG VOR DEFFNEN DES GERAETES NETZSTECKER ZIEHEN T PELIGRO DESCARGA NO ABRIR ATTENTION RISC DE CHOC NE PAS ENLEVER al L CHS CTR CH3 O DESIGNED amp MADE IN THE ux BY A amp R CAMBRIDGE LTD CBS 963 6 f ARCAM CX POWER AMPLIFIER
3. if the unit 4 Follow Instructions All operating and use instructions is then wiped over with water should be followed 14 Power Lines An outdoor antenna aerial should be 5 Water and Moisture The appliance should not be used located away from power lines near water for example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a 15 Non use Periods The power cord of the appliance swimming pool etc should be unplugged from the outlet when left unused for a long period of time 6 Carts and Stands The appliance should be used only with a cart or stand that is recommended by the 16 Object and Liquid Entry Care should be taken so that manufacturer objects do not fall and liquids are not spilindicator into the enclosure through any openings 6A An appliance and cart combination should be moved with care Quick stops excessive force and uneven surfaces 17 Abnormal Smell If an abnormal smell or smoke is may cause the appliance and cart combination to detected from the appliance immediately turn the power overturn off and unplug the unit from the wall outlet Contact your dealer immediately 7 Wall or Ceiling Mounting The appliance should be mounted to a wall or ceiling only as recommended by the 18 Damage Requiring Service The appliance should be manufacturer serviced by qualified service personnel when 8 Ventilation The appliance should be situated so that its A The power supply cord or t
4. interconnect cables should be used between the Alpha 10 and Alpha 10P The use of high quality interconnect and speaker cables in your system is essential to obtain good sound quality Contact your dealer or Arcam for further details and recommendations Note The second set of speaker terminals SP2 on both units can be used to drive extra loudspeakers in other rooms provided the impedance of these are 8 ohms or more WARNING Ensure that the TERMINAL LINKS ARE REMOVED on the loudspeakers before switching on the amplifiers Failure to do this could cause damage to one or both amplifiers and this is not covered under the warranty BI AMPING YOUR LOUDSPEAKERS INTEGRATED AMPLIFIER POWER AMPLIFIER GUARANTEE FOR UK SALES This equipment is guaranteed for two years from the date of purchase parts and labour only provided that it was originally purchased from an authorised dealer under a consumer sale agreement The words consumer sale shall be construed in accordance with Section 15 of the Supply Of Goods Implied Terms Act 1973 The manufacturer can accept no responsibility for defects arising from accident misuse abuse wear and tear neglect or through unauthorised adjustment and or repair neither can they accept responsibility for damage or loss occurring during transit to or from the person claiming under this guarantee This guarantee is applicable within the UK only It is transferable to subsequent pur
5. one of the diagrams opposite dependant on your cable wiring ensuring correct polarity at all times The positive connections on the right loudspeaker must go to the positive connections on the right channel of the amplifier and the negative connections on the right loudspeaker must go to the negative connections on the right channel of the amplifier etc BI AMPING The performance of your system can be further enhanced over that achieved with bi wiring by extending the same principal one stage further to include separate amplification for the low and high frequency speaker drive units as well as separate loudspeaker cables This is known as biamplifying or bi amping for short To implement bi amping therefore requires four amplification channels In practice this is done by using two stereo amplifiers when one of these is an integrated amplifier it is best to use this drive the high frequency HF units whilst the outboard power amplifier is used to drive the low frequency LF units We recommend that you use identical amplifiers to avoid potential imbalances in sonic performance and sensitivities The Alpha 10 10P combination is ideal It is however possible to mix the Alpha 10 and the Alpha 9 range of amplifiers BI WIRING USING ONE SET OF CONNECTIONS ON AMP HOW TO SET UP A BI AMPED SYSTEM Remove the shorting links from each of the red and black terminal pairs on the rear of your loudspeakers THIS
6. CLAIMS UNDER GUARANTEE This equipment should be packed in the original packing and returned to the dealer from whom it was purchased or failing this directly to the Arcam distributor in the country of purchase It should be sent carriage prepaid by a reputable carrier NOT by post No responsiblity can be accepted for the unit whilst in transit to the dealer or distributor and customers are therefore advised to insure the unit against loss or damage whilst in transit PROBLEMS If your dealer is unable to answer any query regarding this or any other Arcam product please contact Arcam Customer Support on 44 0 1223 203203 or write to us at the address on the back cover of this handbook and we will do our best to help you TECHNICAL SPECIFICATIONS ALPHA 10 INTEGRATED AMPLIFIER E amp OE Output power 20Hz 20kHz at 0 5 THD OOW both channels into 8Q 10W single channel into 80 1kHz 70W single channel into 4Q 1kHz 02 typical 25 amps 80dB at 1kHz Harmonic Distortion 100W 8Q at 1kHz Peak current ratinc L R Crosstalk Line inputs Sensitivity 160mV Noise CCIR ref rated power Input impedance Overload margin Power amplifier Input impedance Phono board if fitted Noise CCIR ref rated power Input impedance Overload margin Sensitivity 740mV Normal Gain 1 0V Low Gain 5kQO Sensitivity 2 6mV MM 260 uV MC 9dB MM 73dB MC 47kQ MM 3000 MC Q2 slol Ci OIIO Q aIx S CD mols UJ Preamplif
7. IS ESSENTIAL OR DAMAGE TO YOUR AMPLIFIERS MAY RESULT WHICH IS NOT COVERED UNDER WARRANTY You will need two lengths of loudspeaker cable or a Suitably terminated cable capable of being used for bi wiring in one length and one stereo amplifier per frequency band Connect your system as per the diagram opposite ensuring correct polarity at all times The positive connections on the loudspeaker must go to the positive connections on the amplifier and the negative connections on the right loudspeaker must go to the negative connections on the right channel of the amplifier etc You also need to make a connection from the preamp out sockets of your integrated amplifier or preamplifier to the power amp in sockets of the power amp ADDING AN ALPHA 10P TO AN EXISTING ALPHA 10 INTEGRATED AMPLIFIER NOTE Because of the weight of the Alpha 10 and 10P amplifiers we recommend that you do not stack them directly on top of each other If you are using an Alpha 10 an Alpha 10P can be added to bi amplify a pair of bi wireable loudspeakers This will reap substantial improvements in sound quality if the following advice is observed A oo ENGLISH The Alpha 10 and Alpha 10P power amplifier are placed on separate shelves The existing Alpha 10 should be used to drive the loudspeakers HF high frequency units The new Alpha 10P is utilised for the LF bass drivers as shown in the wiring diagram below High quality
8. ORD output sockets unless you have chosen to record from a different input to the one you are listening to section V The inputs can also be selected by remote control PROCESSOR TAPE 1 This is tape loop to permit you to monitor a recording made on a 3 head cassette deck It can also be used to connect to an external surround decoder such as the Arcam Xeta 2 Selecting this input overrides the other input selectors WP To play back or to monitor the recording from a cassette deck attached to the PROCESSOR TAPE 1 input press the processor button TAPE is shown on the display For use with an external processor the Alpha 10 can be put in to processor mode by first and then whilst holding in the MODE button press the PROC button e again The display will now show PRO in place of TAPE If the processor you are using is an Arcam Xeta 2 then press the PROC button again while holding in the MODE button so that PRO is displayed The volume level of the Alpha 10 will now be fixed so that you can use the volume control of the external processor as a master volume control Using the volume or mute buttons on the remote handset or the front panel control knob will have no effect whilst in processor mode The unit will return to processor mode whenever is pressed Once in PRO2 mode the AV TAPE 1 VCR and DVD buttons on the CR35 remote control will have no effect This is because the Xeta 2 will also respond to these remote contro
9. UARANTEE This equipment should be packed in the original packing and returned to the dealer from whom it was purchased or failing this directly to the Arcam distributor in the country of residence It should be sent carriage prepaid by a reputable carrier NOT by post No responsiblity can be accepted for the unit whilst in transit to the dealer or distributor and customers are therefore advised to insure the unit against loss or damage whilst in transit For further details contact Arcam at ARCAM Customer Service Department Pembroke Avenue Denny Industrial Centre Waterbeach Cambridge CB5 9PB England Telephone 01223 203203 Fax 01223 863384 e mail custserv Q arcam co uk GUARANTEE FOR SALES IN THE REST OF THE WORLD This equipment is guaranteed in the country of purchase only provided that it was purchased from an authorised ARCAM dealer or distributor The manufacturer can accept no responsibility for defects arising from accident misuse abuse wear and tear neglect or through unauthorised adjustment and or repair neither can they accept responsibility for damage or loss occurring during transit to or from the person claiming under this guarantee Full details of the guarantee can be obtained from the distributor in the country of purchase For your convenience a list of Arcam distributors is included on the rear of this leaflet For any countries not listed please contact Arcam Customer Services Department directly
10. akers If this happens to you the cure is to turn the volume down slightly and ensure the amplifier is properly ventilated It is important to point out that when playing a heavily recorded CD it is possible to drive the Alpha 10 at full power despite the fact that the volume is not at maximum This is because of the high output voltage from a CD player However the Alpha 10 also has to be capable of giving full power output from much lower level sources such as tuners and cassette decks Using these sources the volume setting will be much higher before overload sets in ALPHA 10 INTEGRATED AMPLIFIER Please refer to drawing inside front cover LOUDSPEAKER CONNECTIONS a The amplifier is fitted with BFA British Federation of Audio loudspeaker connectors which are designed to meet EU safety standards The BFA connector will accept spade terminals bare wires or a BFA plug BFA plugs are available from your Arcam dealer e The speaker terminals are colour coded red for positive and black for negative These terminals are also labelled R for the right channel speakers and L for the left channel speakers 09 Connect terminals to your right speaker and terminals polarity to your left speaker ensuring correct ENGLISH 0 Connect the red cable termination to the red terminal and the other cable termination to the black terminal If your speaker cable has bare ends the positive conductor can usually be ide
11. chasers but the liability of the manufacturer is limited to the cost of repair of the defective parts and under no circumstances extends to consequential loss or damage CLAIMS UNDER THIS GUARANTEE This equipment should be packed in the original packing and returned to the dealer from whom it was purchased or failing this directly to Arcam It should be sent carriage prepaid by a reputable carrier NOT by post No responsiblity can be accepted for the unit whilst in transit to the factory or an agent and customers are therefore advised to insure the unit against loss or damage whilst in transit If the original packing is not available replacement packing can be purchased from Arcam DO NOT CONSIGN THE EQUIPMENT TO ARCAM UNLESS YOU HAVE BEEN SPECIFICALLY REQUESTED TO DO SO BY THE CUSTOMER SUPPORT DEPARTMENT DO NOT UNDER ANY CIRCUMSTANCES ATTEMPT TO DISASSEMBLE THE EQUIPMENT BEFORE DESPATCH You can contact the manufacturer at the following address ARCAM Customer Support Department Pembroke Avenue Denny Industrial Centre Waterbeach Cambridge CB5 9PB England Telephone 44 0 1223 203203 Fax 44 0 1223 863384 e mail custserv arcam co uk You should state clearly your name and address the date and place of purchase together with a brief description of the fault In the event of equipment being returned which after having been tested is found to comply with the published specification the manufacturer reserv
12. ckets of your tape deck PLAY DVD Connect this input to the audio outputs of a DVD player A N Connect this input to the audio outputs of an Audio Visual product such as a VCR Laserdisc player or Nicam tuner TUNER Connect this input to the audio outputs of your radio tuner CD Connect this input to the audio outputs of your CD player or DAC digital to analogue convertor AUX Connect this input to the audio outputs of any unit with a line level output eg tape deck tuner etc Please note The AUX inputs must not be used if the phono module is fitted When the phono module is fitted AUX becomes an output carrying the equalised phono signal at line level PHONO OPTION Please note The phono inputs are on a separate plug in module which your Arcam dealer or distributor can supply and fit D D This module is compatible with most high output moving coil and moving magnet cartridges MM and low output moving coil cartridges MC MM or MC is selected via an internal switch Your cartridge type should be specified when the module is fitted MM For connecting a turntable fitted with a high output moving coil or a moving magnet MM cartridge MC For connecting a turntable fitted with a low output moving coil MC cartridge GROUND TERMINAL For connecting your turntable s earth lead if fitted OPERATION OF THE ALPHA 10 INTEGRATED AMPLIFIER REMOTE CONNECTION These connections are for use
13. es the right to charge a reasonable fee for testing the equipment and for the return carriage THIS GUARANTEE IN NO WAY VARIES OR REMOVES A PURCHASER S STATUTORY RIGHTS GUARANTEE FOR SALES IN THE EUROPEAN ECONOMIC AREA EEA This unit is covered by a European Economic Area warranty provided to you under the terms of Article 85 of the Treaty of Rome 1957 This entitles you to have the unit repaired free of charge during the first two years after purchase at any authorised Arcam distributor within the EEA provided that it was purchased from an authorised ARCAM dealer or distributor within the EEA The manufacturer can accept no responsibility for defects arising from accident misuse abuse wear and tear neglect or through unauthorised adjustment and or repair neither can they accept responsibility for damage or loss occurring during transit to or from the person claiming under this guarantee Countries of the European Economic Area are Austria Belgium Denmark Eire Finland France Greece Germany Great Britain Holland Iceland Italy Lichtenstein Luxembourg Norway Portugal Spain Switzerland and Sweden This includes the Canary Islands the Channel Islands the Isle of Man Corsica and Sardinia This warranty remains in force for two years from the date of purchase as long as the unit remains in free circulation Units exported from the EEA and subsequently re imported are not subject to this warranty CLAIMS UNDER G
14. he plug has been damaged or location or position does not interfere with its proper ventilation For example the appliance should not be B Objects have fallen or liquid has spilindicator into the situated on a bed sofa rug or similar surface that may appliance or block the ventilation openings or placed in a built in installation such as a bookcase or cabinet that may C The appliance has been exposed to rain or impede the flow of air through the ventilation openings D The appliance does not appear to operate normally or 9 Heat The appliance should be situated away from heat exhibits a marked change in performance or sources such as radiators heat registers stoves or other appliances including amplifiers that produce heat E The appliance has been dropped or the enclosure damaged 10 Power Sources The appliance should be connected to a power supply only of the type described in the operating 19 Servicing The user should not attempt to service the instructions or as marked on the appliance appliance beyond that described in the operating instructions 11 Grounding Precautions should be taken so that the All other servicing should be referred to qualified service grounding means of the appliance is not defeated personnel Instal INTRODUCTION This manual is in four sections A Information relevant to both the Alpha 10 and Alpha 10P B Alpha 10 integrated amplifier operating i
15. ier Output Nominal output level Maximum output level Output impedance Tape AUX outputs Output impedance Headphones Maximum output level into 6000 Output impedance Mains voltage sele D e 3 lt Cl 00Q 230V 115V 12 Power consumption max 800VA 8VA Standby Mode Dimensions W D H mm 430x380x1 10 Weight nett 9 9kg packed 12 3kg Supplied accessories Mains lead CR35 Remote Handset inc batteries 10 ALPHA 10P POWER AMPLIFIER Output power 20Hz 20kHz at 0 5 THD LLL LLL LLL 110W singe channa 8O tkHz 000 LLL LLL LLL 170W singe chama 4Q hzo Peakcurentraing s amp 25amps gt L0 o iputimpedane KO inputsensitivty 740mV NomalGaiytOV LowGain _ CSizeW D Hmm 430350340 o Weight nett 9 5kg packed 11 8ka Supplied accessories Mains lead Alpha 10 with DAVE module or other processor CENTRE OUT 4 Alpha 10P Figure 1 Inputs from Pre amp Daisy Chaining are 4 18 OHMS Tu decrucaao Alpha 10P JES Na JJ abcrucH3 416 OHMS SP2 j de cTRICHS sm Figure 2 E807ui wpd ALPHA 10 THREE CHANNEL POWER AMPLIFIER USER INSTRUCTIONS TO BE READ IN CONJUNCTION WITH THE ALPHA 10 10P HANDBOOK Arcam Alpha 10 amp DAVE Home Theatre System The 3 channel Alpha 10P power amplifier can be used with the Alpha 10 in
16. in multi room installations In normal use there is no need to make any connections to these sockets If you are biamping with an Alpha 10P see section Alpha 10 10P Remote Switching for details of how to power both units on off simultaneously GAIN This switch allows you to change the sensitivity of the amplifier to match the gain when biamping to external power amp The normal position is suitable for use when biamping with Arcam power amplifiers such as the Alpha 9P or 10P The low gain position is suitable for certain specialist home theatre systems BLANKING PLATE FOR OPTIONAL FUTURE MODULES MODE ZONE CONFIRM These buttons are only for use with optional modules They have no function on their own in normal use of the basic Alpha 10 although MODE ZONE amp can be used to select processor mode see D RECORD SELECTOR This allows you to change the input that you wish to record from from that selected by the INPUT SELECTORS Alternative y this switch can also be used as a simple second zone selector routing a chosen source signal at line level to a second amplifier operating in another room in the house The default setting is the input you are currently listening to SOURCE To select a different input to record from first press RECORD The display will first show RECORD SOURCE To change the record input press the desired input button within a few seconds The display will indicate the selected record
17. ing option for a few seconds and then revert back to showing the volume bar graph The selected input will be sent to both the VCR TAPE 2 and PROCESSOR TAPE 1 record out sockets unless you are using the TAPE 1 sockets in processor mode where it is sent to VCR TAPE 2 only CONTROL This button cycles through the functions that can be controlled by the rotary control V This can be either volume the default setting or balance unless an optional module is fitted in which case the options are determined by that module In volume mode the display shows bargraph indication of the volume setting It will take about 2 or 3 full revolutions of the volume knob to go from zero to full output In balance mode the rotary control allows you to vary one channel relative to the other It is not possible to use the balance control to mute one channel completely VOLUME BALANCE Adjusts the volume level of the loudspeakers preamp out and headphones It can also be used in conjunction with the control button as a balance control see WV The VOLUME setting can be controlled with the supplied remote control handset Note that the control is not motorized so the knob will not move when adjusted remotely If you operate the control too quickly it will not respond This is to prevent accidentally setting the volume too high INPUT SELECTORS Selects the input you wish to listen to The selected signal also goes to both the VCR and PROCESSOR REC
18. instruction sheet included with third channel option Please contact your dealer for availability of this module ENGLISH Many modern loudspeakers are equipped with four connection terminals This provides direct access to the high frequency and low frequency filter networks and associated drive units within the loudspeaker Overall performance can be enhanced by making use of these separate connections WARNING Do not make any connections to your amplifier while it is switched on and connected to the mains supply Please check all connections thoroughly before attempting to re connect the mains power supply Always ensure that the volume control on your amplifier is set to a minimum before switching on BI WIRING Bi wiring uses four conductors one for each terminal to enhance dramatically the performance of your loudspeakers Bi wiring eliminates the signal distortion arising from the low and high frequency currents interacting with one another within a single cable as used in conventionally wired systems HOW TO BI WIRE YOUR LOUDSPEAKERS 1 Remove the shorting links from each of the red and black terminal pairs on the rear of your loudspeakers 2 You will need two lengths of loudspeaker cable per loudspeaker which may be joined at the amplifier end or a suitably terminated cable set capable of being used for bi wiring in one length BI WIRING USING BOTH SETS OF CONNECTIONS ON AMP 3 Connect the cables as per
19. ioi HER E PE TTE FSI IE Ts Spe p pF n T RE ja 5 s H 1 o i WA ut s E LE 3 A E EE 1 Br ji at PRU UU PUE ji Eu uns e yi M TT re ji ERSTES ERIT i ME PRU T i i US ERREUR UE 5 i P M ee CLR a ig IUDA i ne j i qa SMEs f A UTE ERES E Es IEEE Dum SUELE a i lia TI ER RE pie idi iu VOTRE DT i a SEDED A 3 S VS GLEE i RD pan QUEM PU EDU E E 3 Ue i EE at fi x ia 7m ACE IRE Nr aa ay ERU hi em Cu BE v En NREN apie apne TIS Ta a Ea a Fin ia RA aan ag ee TE RTH m i 27 ee Ee elie es Eeki t QUIM A n Esp E FOE ji AIR d A y v citi TESTIS KI A AMET aka ien tH dm i Fh epa z j i Ha MEAT j g WA EUR TRADE i Vu Sm EN RH Vind 5 iso m us id abf E n VEU BE TT kan WAA Eu MU Dn EON METAM ja eh Tic Qno Mead EIE EET u ae ha IST my TUB at id M zi is CRS SHEER ON NM ERU j HARTE Pias RAE hii iun aa a PIA nri i am zr pci Spe m ee T em Be i ius VERO HE Aa AI TERMS en PE i ii ja SAA WANA VIL Ai F Ht 7 i 2d p Hiei ane i i tn Eod LET Raa i a atte i j ae UTE a HE ERIN BEN Ramer an aa 5 HOSP HE H PH AME IN ANE KEE i HRG i aT pub ur UA za Un d ji i ii fr Gest N M do ah Pee ie 0M UU i Gp jani ji WEE Sees eats SSS ee etree SERIE RENE BEI HEHE Duis ONE NIE AQUI DUE THREE 205 rU
20. ional electrical safety standard MAINS SUPPLY CONNECTIONS insert the IEC line socket of the mains lead fully into the power inlet on the rear panel Connect the other end to your mains supply ete ies a SE l rus 3 JE NGLISH NOTES ON USE The Alpha 10 and 10P amplifiers will play music within seconds of being switched on However the optimum sound reproduction will be achieved after the units have been powered up for a few minutes Note On switch on there may be an audible hum from the transformers within the units This is normal and should disappear within a few seconds CAUTION Your Alpha 10 and Alpha 10P generate heat when in use particularly at higher volumes t is therefore most Important never to obstruct the ventilation slots on the top and bottom of the unit as this will cause overheating If the temperature of the internal heatsinks rises above a safe level then a thermal cut out inside the amplifier will operate The POWER INDICATOR on the front panel will turn amber and the output protection relays will temporarily remove the feed to the loudspeakers The system will reset itself as the heatsinks cool down Please note that under certain conditions it may be possible for the Alpha 10 or Alpha 10P s thermal cut out to operate when playing music at very high levels This might for example happen when continuously playing heavily compressed rock music flat out into low impedance 4 6 ohm spe
21. l codes and switch to the wrong input If you want to change the input back for use as a normal tape input hold the MODE button in and press the PROCESSOR button until TAPE appears on the display CAUTION Do not set the Alpha 10 to processor mode if you have a cassette deck or other line level source attached to the PROCESSOR TAPE 1 input This is because selecting processor mode input will send a fixed volume signal straight into the power amplifier which could damage your loudspeakers SP1 Selects or defeats the main pair of speakers Push the button in to select SP2 Selects or defeats the secondary pair of speakers Push the button in to select Important note If both switches are turned off then the amplifier will appear not to be functioning as all speakers will be switched off HEADPHONES SOCKET Accepts headphones rated between 8 ohms and 2k ohms fitted with a 6 3mm stereo jack plug If you wish to listen on headphones only use SP1 and SP2 if necessary to mute the speakers The headphone socket is always active POWER Switches the unit on and off The unit can also be switched into standby by use of the remote control handset POWER INDICATOR This will initially glow amber After a few seconds it will glow green When the indicator glows amber the speakers are disconnected and an internal protection circuit is activated The power indicator will turn red if the unit has been put into standby mode by use
22. l speaker sockets Notice DAVE ALPHA 10 Switching Unit ON OFF If you wish to switch the amplifier back on immediatelv after switching off please wait 30 seconds before doing so Should vou switch the unit on immediatelv after switching off the amplifier may fail to power up completely and go into a protection mode This will not damage the amplifier or vour loudspeakers Switch off and wait 30 seconds before retrving Z32UI
23. link supplied connect the LINK OUT sockets together Utilising one Alpha 10P per loudspeaker in this manner will allow bi amplifying of bi wireable loudspeakers This is particularly beneficial for top quality stereo installations with a separate pre amplifier or for the left centre and right channel loudspeakers in a five speaker Dolby Pro Logic system Contact your Arcam dealer for more detailed information Daisy Chain The Alpha 10P is capable of driving further Alpha 10P amplifiers or any other power amplifier to drive more speakers eg those in other rooms or tri amplified speakers etc Connect the extra power amplifier inputs to the LINK OUT sockets of the Alpha 10 left to left right to right FRONT PANEL Q O SP1 and SP2 Pressing the SP1 switch turns on the speakers connected to the SP1 upper set of output terminals on the rear panel Similarly the SP2 switch turns on the speakers connected to the SP2 lower set of output terminals Both the SP1 and SP2 switches can be turned on at the same time provided that the combined impedance of the two pairs of speakers does not fall below 4 ohms per channel The SP1 2 switches will also connect disconnect speakers attached to the 3rd channel option if fitted Important note If both switches are turned off then the amplifier will appear not to be functioning as all speakers will be switched off HEADPHONES SOCKET Accepts headphones rated betwee
24. n 8 ohms and 2k ohms fitted with a 6 3mm stereo jack plug The headphone socket is always active POWER Switches the power on and off D POWER INDICATOR This will initially glow amber After a few seconds it will glow green When the indicator glows amber the speakers are disconnected and an internal protection circuit is activated ALPHA 10 10P REMOTE SWITCHING By making a connection from the control out socket of the Alpha 10 to the remote in socket of the Alpha 10P power amplifier you can use the Alpha 10 to control the power mode of the power amplifier If configured in this way the front panel power button of the Alpha 10 or remote control standby button will switch both amplifiers on or off simultaneously This facility allows you to hide the power amplifier out of sight and still be able to control its functions The connecting cable required is a 3 5mm to 3 5mm jack lead stereo or mono and it is possible to connect several 10P power amplifiers to an integrated Alpha 10 by daisy chaining from control out of one into the remote in of the next one etc THIRD CHANNEL OPTION D D This option enables you to have a 5 channel amplifier in two cases when used in addition with a suitable power amp such as the Alpha 10P for use in a high quality Home Cinema setup The third channel can then be used to drive the centre speaker BLWIRING BI AMPING INSTRU For connection details see
25. ne CD player which uses a different remote control language a remote controlled tuner such as the Alpha 8 tuner and the Arcam Delta Black Box 500 DACC Digital Audio Control Centre To switch the unit to standby mode press STBY The power indicator will glow red Press STBY again to restore the unit to full power a The MUTE button mutes the speaker connections and pre amp outputs Both tape outputs and the headphone socket remain active In MUTE mode MUTE will be shown on the display until mute is disabled by either pressing MUTE again or pressing volume a To select the brightness of the display press the button marked DISP in the amplifier section of the remote handset to cycle through the brightness levels off dim or fully on If the display is switched off pressing any front panel button except SP1 SP2 or MODE ZONE or a button on the amplifiers remote control will cause the display to illuminate for a few seconds before switching off again ALPHA 10P POWER AMPLIFIER Please refer to drawing inside front cover LOUDSPEAKER CONNECTIONS Connect up as per instructions for the Alpha 10 integrated amplifier CONNECTING YOUR SOURCE COMPONENT PWR AMP IN Connect this input to the output sockets of your pre amplifier or the PREAMP OUT sockets of an integrated amplifier B MONO LINK The Alpha 10P can be configured to provide two mono loudspeaker outputs from a single input Using the U
26. nstructions C Alpha 10P power amplifier operating instructions D instructions on how to bi wire or to bi amplify bi amp your loudspeakers Circindicator numbers e g refer to items on the diagrams inside the flap of the front cover o Seina INSTALLATION Check that your mains supply voltage agrees with the voltage setting indicated on the rear panel of the unit a If your mains supply voltage is different consult your Arcam dealer MAINS SAFETY e his product is normally supplied with a moulded mains plug already fitted to the lead If for any reason the plug needs to be removed it must be disposed of immediately and securely as it is a potential shock hazard when inserted into a mains socket m Warning This apparatus must be earthed NOTICE FOR U K OWNERS ONLY a If the plug is removed then the remaining lead must be rewired as follows The blue wire must be connected to the terminal which is coloured blue or marked with the letter N a The brown wire must be connected to the terminal which is coloured brown or marked with the letter L a The green and yellow wire must be connected to the terminal which is coloured green and yellow or marked with the letter E or the safety earth symbol e When replacing the fuse in the supplied moulded mains plug the integral fuse holder cover must always be refitted Use a 5 amp fuse SAFETY STANDARD e This product has been designed to meet the IEC 65 internat
27. ntified by a ridge or coloured marking Ensure that no stray strands are allowed to touch another cable or the amplifier s casing This can cause a short circuit and damage your amplifier To drive a second pair of speakers connect terminals to the right speaker and terminals to the left speaker ensuring correct polarity The Alpha 10 can drive two pairs of loudspeakers simultaneously if required providing both pairs are rated between 8 and 16 ohms Either pair can be selected using the switches labelled SP1 and SP2 on the front panel To avoid overheating the combined load impedance as seen by the amplifier should not fall below 4 ohms per channel CONNECTING YOUR SOURCE COMPONENTS Using a suitable pair of interconnect cables insert the red phono plugs into the sockets labelled R and the other phono plugs into the sockets labelled L All the line inputs not PHONO have the same sensitivity and may be used with equipment other than that labelled if you need to do so PROCESSOR TAPE 1 RECORD OUT Connect this output to the input sockets of your tape deck RECORD or the tape or line input sockets of your AV processor PROCESSOR TAPE 1 PLAY IN Connect this input to the output sockets of your tape deck PLAY or the tape or line output sockets of your AV processor VCR TAPE 2 RECORD OUT Connect this output to the input sockets of your tape deck RECORD VCR TAPE 2 PLAY IN Connect this input to the output so
28. of the remote control Under certain conditions the power indicator may flash and a fault condition will be shown on the display W9 If this happens you should unplug the mains lead of the unit and leave the unit for a few minutes before reconnecting If the fault condition persists unplug and contact your Arcam dealer DISPLAY The display is a multi function type which can show information about the current operating parameters of the Alpha 10 such as volume setting record input etc REMOTE RECEIVER The remote receiver is behind the badge in the top left hand corner of the unit Ensure the remote receiver is not obscured or commands from the remote control handset will not be received TAPE RECORDING Note The Alpha 10 must be fully powered up in order to record Both sets of tape sockets are identical in sensitivity and suitable for use with almost any type of recorder cassette hi fi VCR reel to reel DAT etc Use the RECORD selector to route the required signal to a cassette deck connected to the TAPE 1 and TAPE 2 RECORD OUT sockets see section e TAPE TO TAPE DUBBING The Alpha 10 allows two way tape dubbing copying from TAPE 2 to TAPE 1 but NOT TAPE 1 to TAPE 2 For example to copy from a cassette recorder connected to the VCR TAPE 2 sockets to a cassette recorder connected to TAPE 1 first use the RECORD selector on the Alpha 10 to select RECORD VCR see section This routes the TAPE 2 signal to TAPE 1 s
29. output Then set the tape recorder connected to TAPE ONE sockets into its record mode and the other to playback mode to enable the transfer to take place If you wish to monitor the transfer while it is taking place_select TAPE using the TAPE 1 PROCESSOR button ENGLISH PRE POWER CONNECTIONS PWR AMP IN To use your Alpha 10 just as a power amplifier connect the output of your pre amplifier to the PWR AMP IN sockets The Alpha 10 s internal selector switch must be changed to disconnect the preamp stages of the unit Contact your dealer or Arcam for more details Under these circumstances it has exactly the same specification and performance as an Alpha 10P power amplifier PREAMP OUT To use your Alpha 10 as a pre amplifier connect the PREAMP OUT sockets to the input sockets of your power amplifier With a power amplifier of the correct gain e g An Arcam Alpha 9P or 10P this allows you to bi amplify bi amp suitable loudspeakers giving significant improvements in sound quality see section on BI WIRING BI AMPING REMOTE CONTROL FUNCTIONS a Your Alpha 10 amplifier is supplied with the Arcam CR35 infra red remote control handset which has buttons to allow the simple operation of other products t is supplied with 2 AA batteries ensure these are inserted correctly s The remote allows you to operate the Alpha 10 plus some basic functions of an Arcam or Philips based CD player except the Alpha O
30. tegrated amplifier with its DAVE home theatre module to provide a very high quality 5 x 100W per channel system In this setup the Alpha 10 integrated is used to power your front left and right loudspeakers and the Alpha 10P power amp to power the centre and the two rear speakers Other Home Theatre Systems You can use the 3 channel 10P with a 2 channel 10P to provide 5 x 100w of power amplification and another manufacturer s processor preamp Three Channel 10P Connections Connect the rear preamp out sockets of your processor to the PWR IN sockets of the Alpha 10P ensuring that the left rear goes to the left PWR IN socket and the right rear goes to the right PWR IN socket Connect the centre preamp out socket of your processor to the 3rd channel PWR IN socket 49 of the 10P 3rd Channel Option Part of 10P Rear Panel aa CTR CHS SP1 PWR c GAIN 4 16 O OHMS NORMAL XN sp 3 2 m 4PGTR CHS Low Q do m 12 Connect the rear speakers to the speaker sockets amp or amp of the Alpha 10P The centre speaker should be connected to the third channel speaker sockets See figure 1 You can use the SP1 set or the SP2 set or both if necessary If required you can use the sockets marked Link Out or Pre Out on the 10P to daisy chain to other 10Ps see figure 2 Please note The front panel SP1 9 and SP2 9 buttons of the 10P will also turn off the speakers attached to the respective third channe
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