Arcam A38
Contents
1. red and labelled R to the positive terminal of your right speaker Similarly connect the negative terminal of the amplifier coloured black and labelled with R to the negative terminal of your speaker Repeat the process for the left speaker using the amplifier terminals labelled L and L If your speakers support bi wiring then there is a strip of conductive metal on the An A38 or P38 connected to speakers using single wiring speakers connecting the low frequency terminals to those for the higher frequencies this MUST NOT BE REMOVED in a single wired system Bi wiring Bi wiring is performed in the same way as single wiring except that for each speaker a pair of cables are used to connect the amplifier to each speaker Follow the instructions given for single wiring then perform the same actions this time ns z connecting the upper set of speaker terminals on your amplifier to the terminals labelled PREOUT HF or High Frequency for each speaker Please refer to the illustration Speakers that support bi wiring have a strip of metal on the speakers connecting the low frequency terminals to those for the higher frequencies this MUST BE REMOVED ina bi wired system An A38 or P38 connected to speakers using bi wiring Bi amping Bi amping requires the use of two amplifiers per channel Normally your A38 is used to drive the high frequency treble speakers while a power amplifier such as a P38 is2. Decimal Code Display 16 59 Volume control commands Mute 16 13 Volume up 16 16 Volume down 16 17 Speaker control commands Command Decimal Code Speaker 1 toggle 16 35 Speaker 2 toggle 16 39 Speaker 1 on 16 43 Speaker 1 off 16 44 Speaker 2 on 16 45 Speaker 2 off 16 46 Note that the A38 also responds to code 20 53 the PLAY command for an Arcam CD player The A38 switches automatically to CD input on receiving this command English product guarantee Worldwide Guarantee This entitles you to have the unit repaired free of charge during the first two years after purchase at any authorised Arcam distributor provided that it was originally purchased from an authorised Arcam dealer or distributor The manufacturer can take no responsibility for defects arising from accident misuse abuse wear and tear neglect or through unauthorized adjustment and or repair neither can they accept responsibility for damage or loss occurring during transit to or from the person claiming under the guarantee The warranty covers Parts and labour costs for two years from the purchase date After two years you must pay for both parts and labour costs The warranty does not cover transportation costs at any time 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 residence It sho
3. See page 17 Troubleshooting for help in resolving fault situations If the fault cannot be cleared unplug your amplifier and contact your Arcam dealer Changing the volume Use the control knob to change the volume Turn the knob clockwise to increase the volume anti clockwise to reduce it The output of the A38 can be muted by pressing MUTE Press MUTE for a second time or change the volume to cancel the mute SP1 and SP2 These buttons allow you to switch the main speakers connected to the lower set of speaker terminals and secondary speakers connected to the upper set of speaker terminals on and off The light above each button glows if the corresponding speakers are currently selected If you have connected the A38 to the speakers using the single wired configuration described on page 9 then the sP1 light should be illuminated if you have used the bi wiring configuration described on page 9 both SP1 and SP2 must be switched on Note that when both lights are out then the amplifier will appear not to work as all speakers are switched off When listening to loud inputs such as CDs the amplifier may reach its full power before the display reads Maximum in contrast lower level inputs such as tuners will sound quieter for the same volume level shown To compensate for this the input levels of each source may be adjusted This can be done using the A38 setup menu see page 11 Selecting an audio sour
4. and do not reconnect the equipment 14 Servicing You should not attempt to service the equipment Contact your dealer to arrange servicing 15 Damage requiring service The equipment 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 spilled into the equipment or C the equipment has been exposed to rain or D the equipment does not appear to operate normally or exhibits a marked change in performance or E the equipment has been dropped or the enclosure damaged Safety compliance This equipment has been designed to meet the IEC EN 60065 international electrical safety standard 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 Contents safety guidelines Important safety instructions Safety compliance welcome Audio inputs Recording loops Phono input Pre power amplifier connections Controlling A38 from a second room loudspeakers Connecting loudspeakers to the A38 P38 E 8 Single wiring Bi wiring Bi amping A38 operation Switching the A38 on Changing the volume Selecting an audio source Recording an audio source A38 setup Configuring your A38 amplifier remote control The CR9
5. connected to the A38 AUX Auxiliary input or an iPod via an rDock or rLead PVR Personal Video Recorder cD Compact Disc player Open the battery compartment by pressing the button on the back of the handset Insert four AAA batteries into the battery compartment two facing the top of the unit and two facing the end as in the diagram Lower the end cap onto the plastic locating plate in the handset This acts as a hinge and you can now push the end cap firmly into its locked position with a click FORGE N v ki N 000000 OO OOOO O0 OG 2 0o fal T Ez m 3 m DIRECT BASS OKO z z fo A fo 2 3 2 z a 0000 00 OLOZ ARCAM CR90 me Ame commands 1 9 SHIFT ORC OK MODE MENU DISP Shp POWER Switches A38 between stand by and on Some number keys can be used for source selection 1 DVD input Not used for A38 AV television sound input AUX Auxiliary line input Not used for A38 SAT Satellite decoder input TUN DAB FM AM tuner input CD input 9 Not used for A38 Modifies many keys see individual key descriptions below on DO UM A WN Navigate the menus on Arcam surround amplifiers OK confirms a selection SHIFT lt A to Power on SHIFT lt gt to Power off Confirms a setting equivalent to Enter or Select on s
6. front panel display you can change the setting using the control knob Press MENU to store the change and return to volume display mode or press OK again to move to the next setting Note that the menu will time out after a short period without pressing a button with the display reverting to the current volume The following items can be adjusted from the setup menu Balance This allows you to adjust the output balance between left and right channels The display is Standard also available directly by pressing the front panel DISPLAY button Wolume resolution There are three volume display options to chose from Standard Fine or Reference Standard and Fine represent different levels of volume control sensitivity the Reference setting gives absolute increments in 0 5dB steps Input trims Input trims are used to compensate for variations in output levels of different source equipment If for example your CD player is louder at a given volume display value than other inputs you can attenuate it by using this setting so that it matches your other components Use the source select buttons to select the input you wish to adjust then the control knob to set increase or decrease the input volume for that source Max on volume This can be used to limit the maximum volume the amplifier operates at when it is first switched on the A38 comes on at the reduced Max On Volume level if the last used volume exceeds th
7. moving magnet cartridges MM and moving coil cartridges MC Once the module is fitted you should select MM or MC via the recessed MM MC back panel switch push the switch in for MC If you have already an external phono amplifier that you wish to use connect this to one of the line level inputs such as the AUX input Pre power amplifier connections PRE OUT To use your A38 as a dedicated pre amplifier or as part of a bi amped system connect the PRE OUT sockets to the input sockets of your power amplifier PWR IN To use your A38 as a power amplifier connect the output of your pre amplifier to the PWR IN sockets If you wish to use your A38 as a dedicated pre or power amplifier but not in the case of a bi amped system press the PRE PWR switch in on the rear panel This separates internally the connection between the pre and power amp stages of the A38 When used as a power amplifier your A38 has exactly the same specification and performance as a P38 described later in this handbook Controlling A38 from a second room The A38 will require a remote pick up device with a 12V external power supply such as a Xantech Dinky Link located in Zone 2 together with a power amplifier such as an Arcam A38 or P38 to complete the system The diagram below shows the wiring scheme which will also apply to other IR pick up devices commonly available REMOTE IN Tip Signal Sleeve 0V Dinky Link located in Zon
8. 0 Universal remote controller Source keys Amp commands P38connections Connecting to loudspeakers Other connections Remote switching specifications Troubleshooting Remote control codes product guarantee Thank you and congratulations for purchasing your Arcam FMJ Amplifier Arcam has been producing specialist audio products of remarkable quality for over three decades and the new A38 and P38 amplifiers are the latest in a long line of award winning HiFi The design of the FMJ range draws upon all of Arcam s experience as one of the UK most respected audio companies to produce Arcam s best preforming Stereo amplifiers yet designed and built to give you years of listening enjoyment This handbook is intended to give you a detailed guide to using both the A38 Integrated Amplifier and P38 Power Amplifier systems It starts by giving advice on installation moves on to describe how to use the product and finishes with additional information on the more advanced features Use the contents list shown on this page to guide you to the section of interest We hope that your FMJ Amplifier will give you years of trouble free operation In the unlikely event of any fault or if you simply require further information about Arcam products our network of dealers will be happy to help you Further information can also be found on the Arcam website at www arcam co uk The FMJ development team English Arcam s A38 Integrat
9. ARCAM MJ A38 P38 Integrated and power amplifiers P38 POWER AMPLIFIER O A38 INTEGRATED AMPLIFIER O BALANCE RECORD OK C o fe fo o fe fe o fe fe o 3 ARCAM MUTE DISPLAY OY MENU PHONO AUX CD TUNER SAT DVD PVR AV SP1 SP2 PHONES POWER English safety guidelines CAUTION ATTENTION RISK OF ELECTRIC RISQUE DE CHOC ELECTRIQUE SHOCK DO NOT OPEN NE PAS OUVRIR CAUTION To reduce the risk of electric shock do not remove cover or back No user serviceable parts inside Refer servicing to qualified service personnel WARNING To reduce the risk of fire or electric shock do not expose this apparatus to rain or moisture The lightning flash with an arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the product CAUTION In Canada and the USA to prevent electric shock match the wide blade of the plug to the wide slot in the socket and insert the plug fully into the socket Class product This equipment is a Class I electrical appliance It requires safety connec
10. Connect these output sockets to the input sockets of your recording device usually labelled RECORD or IN AV PLAY IN Connect the output sockets of your recording device usually labelled PLAY or OUT to these inputs If you do not have a recording device you can use this input for other line level equipment such as a TV DVD CD player radio tuner PVR etc PVR RECORD OUT These output sockets can be connected to the input sockets of a second recording device PVR PLAY IN Connect the output sockets of your second recording device to these inputs Alternatively this input may be used for other line level equipment such as a games console set top box etc AV Dubbing You can perform tape dubbing from PVR to AV but not from AV to PVR For example to copy from a cassette recorder connected to the PVR socket to a cassette recorder connected to the AV socket first use the RECORD button to select Record PEP This routes the PVR signal to the AV output Phono input As standard no phono input is fitted to the A38 The phono module or an external phono amplifier is required if you wish to connect a record player to the A38 This is because the low voltage output of a record player requires a pre amplification stage before the signal can be used A very high quality phono input is available as an optional extra please consult your dealer for price and availability The Arcam phono module is compatible with
11. ce A source selection button is used to select the source that is connected to the input corresponding to the button A light above the relevant button indicates which input is selected and this information is also shown on the display Listening using headphones The headphones socket PHONES accepts headphones with an impedance rating between 80 and 2kQ fitted with a 6 5mm stereo jack plug The pre amp outputs and speakers are muted when headphones are plugged in The headphones socket is always active unless the volume has been muted Balance In addition to the A38 setup menu see page 11 you can also control left right stereo balance directly from the BALANCE button on the front panel Display The DISPLAY front panel button changes the display brightness There are three brightness levels on dimmed and off If the A38 is switched off while the display is set to off the display is set to dimmed when the A38 is switched on again eg Recording an audio source The A38 allows listening to and recording from the same source or listening to one source whilst recording another The signal to be recorded is sent to both the Av and PVR output sockets Selecting the source for recording The recording outputs can be configured in two ways 1 To allow recording of the source being listened to 2 To allow recording of a particular specified source regardless of what is being listened to To re
12. cord the source being listened to press the RECORD button repeatedly until the display shows ecard source After a few seconds the display reverts to showing the volume level and you are ready to record In this configuration selecting a different input changes the source that is routed to the recording outputs To record one source whilst listening to another press RECORD until the display shows Regord followed by the name of an input e g Au CO Tuner etc Now press the source selector button on the front panel for the source you wish to record Your selection is shown on the display for a few seconds after which the display reverts to showing the volume level You are now ready to record Pressing a different source selection button changes the source that you are listening to but does not alter the source that is routed to the recording outputs A38 setup Configuring your A38 amplifier Adjusting listening settings The A38 allows you to customise various features of the amplifier to fit your system Use this diagram to help you navigate through the available configuration options In the diagram the control knob is shown as Normally the display shows the current volume and the control knob is used to adjust this Press MENU once to enter the setup menu then press OK repeatedly to cycle through the menu items When Power On state you have found the setting that you wish to adjust as shown on the
13. e 2 San ov ov The A38 can also provide a 12V trigger output to control devices such as the power amplifier in Zone 2 The 12V trigger is active when the unit is On English loudspeakers Connecting loudspeakers to the A38 P38 Single wiring Single wiring is the conventional wiring method of running a single cable per channel between the amplifier and the speaker this is the easiest technique Bi wiring Bi wiring is running two separate cables between the amplifier and each speaker with one cable carrying the low frequency information the other the higher frequency signals Bi wiring can improve the sound of your system because the separation of high and low frequency signal currents into different speaker cables avoids distortions caused by the different currents interacting with one another within a single cable as occurs in single wired systems The A38 and P38 are designed to allow easy bi wiring but you will need to connect to loudspeakers that provide separate terminals for the two cables Each speaker must have two pairs of terminals one pair labelled HF or High Frequency the other pair labelled LF or Low Frequency Bi amping Bi amping is the separation of the amplification of low and high frequency signals over two amplifiers Bi amping requires the use of two amplifiers per channel Normally your A38 is used to drive the high frequency treble speakers with the P38 us
14. ed Amplifier and its companion P38 Power Amplifier provide class leading sound quality The A38 features a number of new technologies which practically eliminate thermal modulation of audio signals ensuring truly dynamic and thrilling reproduction New output devices and dramatically improved thermal coupling results in much improved linearity A massive torroid based power supply delivers effortless power with low noise A new pre amplifier design with sealed reed relays from Arcam s range topping C31 deliver a wonderfully transparent signal to each power amplifier A completely new volume control gives unprecedented linearity and noise performance allowing fine details to be reproduced in startling clarity The CR90 remote control supplied with the A38 is an eight page universal learning remote control which is simple to use and once set up is able to control a complete system It can be programmed using a vast internal code library to control CD players tuners TVs and other devices The A38 Integrated Amplifier and P38 Power Amplifier are designed to produce a level of performance that will truly bring music and movies to life BALANCE RECORD OK OOO MUTE DISPLAY MENU OO00000 PHONO AUX cD TUNER SAT DVD OO A38 INTEGRATED AMPLIFIER 00 SP1 SP2 PHONES POWER P38 POWER AMPLIFIER fo OO J SP1 SP2 POWER Placing the unit Place the amplifier on a level f
15. ed for the lower bass frequencies Notes on making speaker connections Do not make any connections to any amplifier while it is switched on We recommend that your amplifier is completely disconnected from the mains supply before starting Before switching your amplifier s on for the first time after connecting to speakers please check all connections thoroughly Ensure that bare wires or cables are not touching each other or the amplifier s chassis which could cause short circuits and that you have connected positive to positive and negative to negative Be sure to check the wiring for both the amplifier and the speaker After making connections switch the amplifier s on select a source signal then gradually increase the volume to the required listening level If you are unsure as to how your system should be connected or need advice on bi wiring or bi amping please contact your Arcam dealer who will be happy to help you Single wiring Both the A38 and P38 are designed for bi wiring which is why there are duplicate speaker A A terminals on the back For single wiring we recommend that you use the lower set of ff E speaker terminals on your amplifier If each speaker has more than one pair of connecting fe terminals use the terminals labelled LF or Low Frequency for each speaker Arcam A38 or P38 Connect the positive terminal of the right speaker connection on the amplifier coloured ne O
16. ed in firmly Plug the other end of the cable into your mains socket and if necessary switch the socket on Stand by power For remote stand by operation the amplifier s control power supply is kept powered on all the time the unit is connected to the mains supply The front panel power switch powers all other circuitry down and power consumption in this mode is less than 2W This means that even though the power switch is off it may be possible to hear a slight residual hum coming from the mains transformer inside the amplifier This is perfectly normal However if the unit is to be left unused for an extended period we recommend that you disconnect it from the mains supply Interconnect cables We recommend the use of high quality screened cables that are designed for the particular application Other cables will have different impedance characteristics that will degrade the performance of your system for example do not use cabling intended for video use to carry audio signals All cables should be kept as short as is practically possible It is good practice when connecting your equipment to make sure that the mains power supply cabling is kept as far away as possible from your audio cables Failure to do so may result in unwanted noise in the audio signals English NOTE The TRIG OUT and REMOTE IN functions are only used in multi room systems They are not required for normal use A38 connections Speaker t
17. erminals The A38 is equipped with two pairs of speaker terminals See page 8 for information on connecting loudspeakers Phono input A high quality phono input is available as an optional extra to the A38 See page 7 for more information Power inlet 4 16 OHMS L Connect the correct omai mains cable here POWER INLET 100 115V 220 240V Phono earth terminal z EON NG ERE OUT peal ae H For connecting your turntable earth lead if required Note that this terminal must not be used as a safety earth Remote in This allows remote control signals to be received by the A38 if the remote sensor is covered or otherwise not visible to the remote control Voltage select Ensure the voltage selected matches the local power supply Recording loops The A38 is equipped with two recording loops for use with recording devices cassette decks CD recorders etc See page 7 for more information Trig out This output provides a 12V signal whenever the unit is switched on i e not off or in stand by This signal can be used to switch on power amplifiers or other equipment See pages 7 and 10 for more information Audio inputs connected to the A38 These inputs are intended for use with your audio Pre power amplifier connections equipment The labels above the inputs give suggested These sockets are only used if you are
18. hes and the protection system temporarily removes power to the speakers The system will reset itself as the heatsink cools down With two pairs of low impedance speakers connected 60 or less overloads are more likely Overloading the amplifier may cause it to shut down because of overheating Note that due to the high output voltage from a CD player it is possible to drive your amplifier at full power even though the volume is not set at maximum See page 11 to adjust the input trim of a CD player or other input device Amplifier does not switch back on Both the amplifiers detailed in this handbook have a protection mechanism which is activated if you switch the unit on immediately after turning it off If this mechanism activates wait 30 seconds before switching the unit on again Remote control codes The following tables give the infrared commands accepted by the A38 Power commands Command Decimal Code Power toggle 16 12 Power on 16 123 Power off 16 124 Source selection commands Command Decimal Code SAT select 16 0 PHONO select 16 1 AV select 16 2 TUNER select 16 3 DVD select 16 4 PVR select 16 6 CD select 16 7 AUX select 16 8 The following tables give commands accepted by the P38 Power commands Command Decimal Code Power toggle 16 12 Power on 16 123 Power off 16 124 Menu navigation commands Command Decimal Code UP 16 32 DOWN 16 33 SELECT 16 37 ENTER 16 87 Display control commands Command
19. irm surface avoiding direct sunlight and sources of heat or damp Do not place the A38 on top of a power amplifier or other source of heat Do not place the amplifier in an enclosed space such as a bookcase or closed cabinet unless there is good provision for ventilation The A38 and P38 are designed to run warm during normal operation Do not place any other component or item on top of the amplifier as this may obstruct airflow around the heat sink causing the amplifier to run hot The unit placed on top of the amplifier would become hot too Make sure the remote control receiver to the left of the front panel display is unobstructed otherwise this will impair the use of the remote control If line of sight is impractical a remote control repeater can be used with the rear panel connector see page 7 Do not place your record deck on top of this unit Record decks are very sensitive to the noise generated by mains power supplies which will be heard as a background hum if the record deck is too close Power The amplifier is supplied with a moulded mains plug already fitted to the lead Check that the plug supplied fits your supply should you require a new mains lead please contact your Arcam dealer If your mains supply voltage or mains plug is different please contact your Arcam dealer immediately Push the IEC plug end of the power cable into the socket on the back of the amplifier making sure that it is push
20. is value If this item is set to Disabled the A38 always comes on at the last used volume even if this is very loud Processor mode Processor mode enables you to fix the gain volume setting of your A38 The A38 in combination with a power amp can then be used to drive the front left and right speakers of a surround sound system when fed from a separate processor The volume of the entire system can then be controlled using the processor Feed the sound from the processor into the AV input then set the gain of the A38 to match the amplifiers that drive your other loudspeakers Reset Confirming Yes restores all amplifier settings to their factory defaults Fine Reference Input Trims Fhono English The CR90 Universal remote Source keys Inserting batteries into the controller As the CR90 can control your A38 as well as a range of remote control remote control This section refers only to the A38 Please note that the P38 Power Amplifier can only be controlled indirectly through a pre amp The CR90 is a sophisticated universal remote control that can control up to eight devices It s pre programmed for use with the A38 and many other Arcam products FM DAB tuners CD players and DVD players With its extensive built in library of codes it can also be used with thousands of other audio visual components TVs satellite and set top boxes PVRs and third party CD players See the final
21. itches both amplifiers on and off together This facility allows you to position your power amplifier in a remote location such as close to the speaker it is amplifying yet still control it The connecting cable to use is a 3 5mm jack lead It is possible to remotely switch several power amplifiers from an A38 by daisy chaining from the TRIG OUT of one power amplifier into the REMOTE IN of the next English A38 P38 Continual improvement policy Continuous power output 20Hz 20kHz at 0 5 THD per channel Arcam has a policy of continual improvement for its Both channels 80 20Hz 20kHz 100W 100W products This means that designs and specifications are subject to change without notice X A Single channel 80 20Hz 20kHz 150W 150W S pe a fi cations Both channels 40 20Hz 20kHz 140W 140W Single channel 40 at 1kHz 200W 200W Harmonic distortion 80 power 80 at 1kHz 0 005 0 005 Inputs Phono input optional module Input sensitivity 2 7mV MM 270V MC Input impedance 47kQ MM 3000 MC Signal noise ratio CCIR 79dB MM 73dB MC Overload margin 35dB Line inputs Nominal sensitivity 250mV 2V 800mV pre amp in Input impedance 10kQ 10kQ THD n 1kHz 0dB signal measured 20Hz to 104dB 104dB 20kHz unweighted Power amplifier input Nominal sensitivity 800mV 800mV Input impedance 22kQ 22kQ Gain 31 5dB 31 5dB Preamplifier output Nominal output level 700mV Maximum output level 2 6V RMS Output impedance
22. lk between channels compared with using the P38 in a more conventional stereo configuration 1 Connect the RIGHT channel from your pre amp or PRE OUT R from an A38 to the socket labelled AUDIO INR on your first P38 2 Pull out the link supplied on the back panel labelled link and use it to connect the left and right AUDIO OUT sockets together 3 Repeat steps 1 and 2 on your second P38 but this time connect the LEFT channel from your pre amp or PRE OUT L from an A38 to the socket labelled AUDIO IN L 4 Follow the diagram left for bi wiring each speaker using the SP2 connections of the P38 for the high frequency speaker and the sP1 connections for the low frequencies in each case Daisy chaining more amplifiers The P38 can be connected to further power amplifiers to drive more speakers e g those in other rooms tri amplified speakers etc This technique is called Daisy chaining Connect the AUDIO OUT sockets on the P38 to the pre amp input of the next amplifier in series left to left right to right Note that daisy chaining cannot be used if the Mono Link previously described is in use Remote switching By making a connection from the TRIG OUT socket of the A38 Integrated Amplifier to the REMOTE IN socket of your P38 you can use the A38 to switch the power amplifier on and off If configured in this way the front panel POWER button of the A38 or the button on the remote control sw
23. lt 500Q Headphone output Maximum output level into 6000 1 6V rms Output impedance 4 70 General Mains voltage 115V or 230V 115V or 230V Power consumption maximum 800VA 800 VA Power consumption standby 2VA 2VA Dimensions W x D x H including feet 430 x 370 x 110mm 430 x 350 x 110mm Weight net 9 3kg 9 5kg Weight packed 12 2kg 12 5kg Supplied accessories mains lead mains lead CR90 remote control 4x AAA batteries E amp OE NOTE All specification values are typical unless otherwise stated ey Troubleshooting If you are having trouble with your amplifier check the following items No sound Check the following Both the A38 and if applicable P38 power amplifiers are switched on The amplifier is not muted indicated on the A38 by Muted being shown on the front panel The selected source is generating audio e g if CD is selected then the CD is playing The AV input is not selected on the A38 indicated by the light above the av button being illuminated instead of the expected source In this case press AV again to de select the AV input The speaker outputs are enabled on the A38 P38 as indicated by the lights above the sp1 and or SP2 buttons as appropriate being illuminated Sound cuts out unexpectedly If the temperature of the internal heatsink rises above a safe level then a thermal cut out inside the amplifier operates to protect the unit During this time the power indicator on the front panel flas
24. ome remote controls Cycles through Display modes on the front panel Displays the Amplifier menu on the front panel Cycles through Display panel brightness options dim to bright off Press once to mute the speaker and pre amp outputs Press for a second time or change the volume to unmute the unit Decrease and increase amplifier volume English P38 connections VOLTAGE n POWER INLET 100 115V 220 240V RICHI Connecting to loudspeakers The P38 amplifier may be connected by simple wiring bi wiring or bi amping see page 9 for details In addition see the following section on the Mono Link and the diagram below for another way of bi amping loudspeakers using a pair of P38s Arcam A38 Arcam P38 LO 3 Mono Link R Arcam P38 E Mono Link roel Using a pair of P38s with the Mono Link to bi amplify a pair of speakers LCH se 4 16 OHMS Gham Other connections The P38 amplifier provides the following connections AUDIO IN Connect the output sockets of your pre amp or the PRE OUT sockets of an integrated amplifier such as the A38 to one of these inputs Mono Link The P38 can be adapted to provide two mono loudspeaker outputs from a single input Using a pair of P38s i e one power amplifier per loudspeaker enables you to bi amplify a pair of compatible loudspeakers reducing the amount of cross ta
25. s such as radiators stoves or other appliances that produce heat 6 Climate The equipment has been designed for use in moderate climates and in domestic situations 8 Cleaning Unplug the unit from the mains supply before cleaning The case should normally only require a wipe with a soft lint free cloth Do not use chemical solvents for cleaning We do not advise the use of furniture cleaning sprays or polishes as they can cause permanent white marks 9 Power sources Only connect the equipment to a power supply of the type described in the operating instructions or as marked on the equipment The primary method of isolating the equipment from the mains supply is to remove the mains plug The equipment must be installed in a manner that makes disconnection possible 10 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 Pay particular attention to the point where they exit from the equipment 11 Power lines Locate any outdoor antenna aerial away from power lines 12 Non use periods If the equipment is not being used for an extended period we recommend that you unplug the power cord of the equipment from the outlet to save power 13 Abnormal smell If an abnormal smell or smoke is detected from the equipment turn the power off immediately and unplug the equipment from the wall outlet Contact your dealer
26. section of the CR90 Handbook for a list of these The CR90 is a learning remote so you can teach it almost any function from an old single device remote You can also program the CR90 to issue a sequence of commands macros from a single button press see the CR90 Handbook for details As the CR90 is a system remote controller some of the keys are not used with the A38 For instance the PVR and CD keys can still be programmed to control products so if you have a PVR connected directly to your TV or SAT box you can use the CR90 to control it as part of your system other equipment many of the buttons have more than one function depending on the device mode or page selected The device selection keys DVD SAT AV TV TUN AMP and AUX both select the source and configure the CR90 to control the particular source In other words the buttons are often context sensitive so you ll have to tell it what sort of device you wish to control press the AV button for a video display for example before you can control it Select the source key first Remember to select a source key before pressing command buttons commands vary depending on the source selected OO OO OO DVD DVD player SAT Satellite set top box AV Audio visual sound input use with TV TUN DAB FM or AM tuner AMP Controls the Amplifier features of the A38 and indirectly of a P38
27. tion to electrical earth ground in the U S MANY OF THESE ITEMS ARE COMMON SENSE PRECAUTIONS BUT FOR YOUR OWN SAFETY AND TO ENSURE THAT YOU DO NOT DAMAGE THE UNIT WE RECOMMEND THAT YOU READ THEM Important safety instructions This product is designed and manufactured to meet strict quality and safety standards However you should be aware of the following installation and operation precautions 1 Take heed of warnings and instructions You should read all the safety and operating instructions before operating this equipment Retain this handbook for future reference and adhere to all warnings in the handbook or on the equipment 2 Water and moisture The presence of electricity near water can be dangerous Do not use the equipment near water for example next to a bathtub washbowl kitchen sink in a wet basement or near a swimming pool etc 3 Object or liquid entry Take care that objects do not fall and liquids are not spilled into the enclosure through any openings Liquid filled objects such as vases should not be placed on the equipment 4 Placing the equipment Only use a rack or shelf that is stable and strong enough to support the weight of this equipment 5 Ventilation Do not place the equipment on a bed sofa rug or similar soft surface or in an enclosed bookcase or cabinet since ventilation may be impeded 5 Heat Locate the equipment away from naked flames or heat producing appliance
28. uld be sent carriage prepaid by a reputable carrier not by post No responsibility 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 Support Department Pembroke Avenue Waterbeach CAMBRIDGE CB25 9QR England or via www arcam co uk Problems If your Arcam dealer is unable to answer any query regarding this or any other Arcam product please contact Arcam Customer Support at the above address and we will do our best to help you On line registration You can register your product on line at www arcam co uk
29. used for the lower bass frequencies Arcam A38 Connect your A38 to the speakers as described for single wiring with the exception that the A38 should be connected to the speaker terminals labelled HF or High Frequency Then connect the power amplifier P38 for example to the LF or Low Frequency terminals as in the diagram A pair of audio interconnect cables are also required to connect the pre amp outputs of the A38 to the power amp inputs of the P38 Note that the strip of metal on the speakers connecting the lower terminals to the upper terminals MUST BE REMOVED Failure to do so will result in damage to both amplifiers which will not normally be covered under warranty An A38 and P38 connected to speakers using bi amping English A38 operation Switching the A38 on The POWER button switches the unit on and off alternatively the unit can be switched in and out of stand by mode by pressing the button on the remote control handset The power light next to the A38 Integrated Amplifier text indicates the state of the amplifier 1 A red light means that the amplifier is in stand by mode 2 When you switch your amplifier on the power light glows amber for a few seconds during this time the outputs are muted 3 The light changes to green when the amplifier is ready for use The power light may flash if a fault has occurred the fault type is shown on the display
30. using the A38 uses but all 5 inputs have the same characteristics all as a pre amp for example when using the A38 in are line level inputs and any suitable device may be conjunction with a P38 in a bi amplified system connected to any input Note however that the name See page 9 for more information of the input shown on the front panel display cannot NOTE be changed Please read the Placing the unit Power and r See page 7 for more information Interconnect cables sections on page 5 before connecting up your A38 integrated amplifier Audio inputs Although the inputs are labelled for specific devices all have the same characteristics and each may be used with any line level product The exception is the optional Phono input see page 16 for specification DVD Intended for the analogue outputs from a DVD player AV Intended for the analogue outputs from general audio visual equipment such as a VCR digital TV satellite receiver or Nicam tuner TUNER Intended for the analogue outputs from a radio tuner cD Intended for the analogue outputs from a CD player AUX This is intended for general use Connect the analogue audio outputs of any unit with a line level output such as a games console or set top box Recording loops The A38 is equipped with two recording loops for use with recording devices such as cassette decks CD recorders DAT recorders VCR PVR etc AV RECORD OUT
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