PM AM-777 V1.7.4.pmd - Abbingdon Music Research
Contents
1. RC3 SOURCE to select between the 5 different inputs BIE RC4 VOLUME to adjust the volume level EEE E RC5 MUTE to mute temporarily turn off sound the AM 777 II RC6 BRIGHTNESS to adjust brightness levels RC7 OK to be used in Advanced Features mode Please refer to Section 4 Advanced Features for more details 12 Section 3 Once powered OFF always wait 30 seconds before switching on again Beware prolonged listening at high volume levels is likely to damage your hearing O pe rati on Nbbingsdon Adlezic Peesecarch 3 1 Power On Off Press the POWER rocker switch R4 at the rear of the AM 777 to switch on mains power To switch the mains power OFF press again and release Always wait at least 30 seconds before switching ON again This is to enable the AM 777 circuits to shutdown properly 3 2 Volume Adjustment Adjust the volume up or down to attain a comfortable level for listening 3 3 Rear Inputs At the rear of the AM 777 there are 4 sets of RCA inputs for the connection of source components such as the CD 777 compact disk processor or a vinyl source The XLR input is shared with the RCA Input 1 The fifth input is USB only and can only be selected if connected to a Computer Audio Source Ifthe AM 777 is used in single channel mode all other inputs are defeated Signal input is allowed only through the LEFT channel white of Input 1 via XLR or RCA2. speakers When the display shows This indicates the AM 777 has detected an output condition that could potentially damage the speakers connected to it Normally switching the AM 777 off waiting 30 seconds and switching it back on will reset the protection circuit if the cause was for example excessive signal levels In the extremely rare event that an internal malfunction of the AM 777 is the cause for the protection circuit to engage the protection will re engage on switch on indicating the need for the AM 777 to be serviced at an AMR service centre Appendix A Troubleshooting Symptom With power ON at mains power point No sound Strange blast sound Remote control does not work A humming sound can be heard Other problems Possible Cause poor no power plug connection no power is registered e blown fuse at IEC mains plug e incorrect audio cable connections e incorrect amplifier operation e check speaker connectors are not in contact with the chassis and terminal e remote control batteries have expired e object obscuring remote sensor on the AM 777 no line of sight e Interference from fluorescent lights e loose cable connections Nbbingsdon Pasic FRrescarch Solution e insert the power plug firmly into the AC e check and change IEC mains plug fuse e connect the sources to the AM 777 correctly e make sure that the input selector on the AM 777 is set to the des
3. 3 4 USB Input The AM 777 can be connected via a USB connection R2 directly to a Computer Audio Source for sound play back No software drivers are required under Windows XP SP2 or later and Mac OS X Make sure the playback application is set correctly to output sound to the USB Audio Device 13 Nbbingsdon Pasic Frescarch 14 3 5 Mode switch At the rear of the AM 777 the Mode switch R10 allows the AM 777 to alternate between Stereo Monoblock Bi Amplifier modes 3 6 Pre Main Power switch At the rear of the AM 777 the Pre Main Power switch R11 enables the AM 777 to alternate between Pre Main or Power amplification modes 3 7 HiFi Pro switch At the rear of the AM 777 the HiFi Pro switch R3 allows for a source with a transformer balanced output to be connected to the AM 777 3 8 Preamplifier Output connector At the rear of the AM 777 the preamplifier output R9 allows the AM 777 to drive other amplifiers including AM 777 switched to power amplifier mode or subwoofers The output level of the preamplifier output varies with volume changes on the AM 777 3 9 Speaker Impedance switch At the rear of the AM 777 the 4R 8R speaker impedance switch R12 allows the AM 777 to be configured to correctly match the impedance of the speakers used Nbbingsdon Adusic FRrescarch 3 10 Mains Voltage switch At the rear of the AM 777 the 115V 230V switch R5 allows the AM 777 to be configured to correctly matc
4. 6 Pre Main Power switch 3 7 HiFi Pro switch 3 8 Preamplifier Output connector Nbbingsdon Pasic Frescarch Nbbingsdon Pasic Prescarch 3 9 Speaker Impedance 3 10 Mains Voltage switch Section 4 Advanced Features 4 1 Labelling of Inputs and Setting Level Offset 4 2 Labelling Input X 4 3 Setting Level Offset 4 4 Setting Fixed Input Level for Bypass Mode 4 5 OptiProtect Speaker Overload Protection Appendix A Troubleshooting Section 1 Unpacking and Setup Brvringeion Music Recsearch Please check that all contents are present Thank you for purchasing this AMR Premier Class component We hope you derive as much pleasure from using this component as we have enjoyed making it for you 1 1 Unpacking This section refers to the unpacking of the AM 777 and its subsequent setup Upon unpacking please find i 11 iv vV vi AM 777 Premier Class Dual Mono Pre Main Amplifier RCD 777 Remote Commander Mains power cable AM 777 Owner s Manual AMR Warranty Card AMR System Test Disk Please ensure that all items are present Should an item be missing please contact your AMR distributor dealer Nbbingsdon Adusic Peescarch 1 2 Setup Pre Main Stereo Amplifier Connection 8 Ohm Speakers Default Pre Main The following diagram illustrates the standard connection ofthe AM 777 in pre main stereo amplifier mode This is mode the AM 777as the default factory setting and is suitable for the majority
5. N PoP H FH e w p E Input X default Aux I Aux II Aux III CD Processor D A Processor DVD Player DVD Recorder HD Recorder HDTV iPod LCD TV Media Center MP3 Player 15 16 I Bs 19 20 l 22 PER 24 25 26 27 PC Audio Phono Stage Plasma TV Pre Amplifier SACD Player Tape Deck Television Tuner Turntable Uni Player Video Player Home Theatre Home Theatre Direct Nbbingsdon Adusic FRrescarch 4 2 Labelling Input X e Press the Menu key on the RCD 777 e Use the Volume Volume to scroll through the labels see previous page for the full list of available labels e Press the OK key on the remote to store the new name You will then move automatically onto Setting Level Offset 4 3 Setting Level Offset e Level Offset is flashing on the 1 line of the display e Use the Volume Volume to increase decrease the offset the volume will also change in realtime e The range of offset available is from 18dB to 12dB e Press the OK key on the remote to store the desired offset Repeat this for all the inputs 19 Nbbingsdon Pasic FRrescarch HTD mode always use an external pre amp as this mode will switch the AM 77 to full 20 volume 4 4 Setting Fixed Input Level for Bypass Mode When using the AM 777 as part of a home theatre system with an external processor controlling the overall system volume it is possible to program one of the five in
6. bracket or table as the compo nent may fall causing serious injury to a child or adult and serious damage to the unit An appliance and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the component and cart combination to overturn Any mounting of the device on a wall or ceiling should follow the Man ufacturer s instructions and should use a mounting accessory recommended by the manufacturer Read and follow all the safety and operating instructions before connecting or using this component All warnings on the component and in its operating instructions should be adhered to Retain this Owner s Manual for future reference Do not use this unit near water for example near a bath tub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool Nbbingsdon Adusic Feescarch Unplug the component from the wall outlet before cleaning Never use benzine thinner or other solvents for cleaning use only a soft damp cloth Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through any openings This component should be serviced only by qualified AMR service personnel when A The power cable or the power input socket has been damaged B Objects have fallen or liquid has been spilled into the component G The component has been exposed to rain or liquids of any kind D The component does not appear to opera
7. of audio systems an m ampli Speaker R Speaker L er Speaker Cable Speaker Cable Power 4R HBE Pre Main Warning ensure no speaker con a nector is in contact with the chassis to cause a short circuit Interconnect Cable Interconnect Cable Section 2 Component Overview A bbingdon Music research The plastic protec tive film covering the display may be removed 2 1 AM 777 Front Panel PRE MAIN AMPLIFIER AM 777 So F1 STANDBY to place the AM 777 in active or standby mode F2 SOURCE to select between the different inputs F3 VOLUME to adjust the volume level Nbbingsdon Adusic Prescarch 2 2 AM 777 Rear Panel Warning en sure that the correct mains voltage and Arcringdon Music Research speaker Prema OC MTT p ote y pp SE s impedance are IE selected USB Input aOr 8 he O K SO O O 10 R1 R2 R3 R4 R5 R6 R7 R8 R9 Nbbingsdon Adusic FRrescarch SPADE BANANA outputs for connection of standard termination speaker cables USB i
8. AL Aubingdon PRlasic Peeseaurch AM 777 Premier Class Pre Main Amplifier Owner s Manual Nbbingsdon Pasic Prescarch FCC Declaration of Conformity United States only 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 FCC WARNING Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving a
9. h the local mains voltage Warning setting this switch incorrectly may damage your AM 777 15 Nbbingdon Adusic FRrescarch This page has been intentionally left blank 16 Section 4 Advanced Features Arvoingdon Music Recsearch 4 1 Labelling of Inputs and Setting Level Offset With the AM 777 in one process it is possible to label each of the inputs with a corresponding source and to set the respective level offset This function is recommended only after ALL desired sources have been connected to the AM 777 Labeling Setting Level Input X Offset A list of available labels is shown overleaf in chronological order The main advantage of setting the level offset is that the volume level will change in real time so that the user may adjust the offset without the need for additional equipment By using this function and selecting the desired level offset one may match the volume level of all inputs so that when switching between sources the volume remains the same thereby avoiding undesirable and potentially equipment damaging noise levels For example Input 1 CD Player 2V output Offset OdB Input 2 LP 1V output Offset 6dB Input 3 SACD Player 4V output Offset 6dB The following steps outline the procedure to label all the inputs and set the respective level offset 17 Nbbingsdon Adusic Prescarch All types of sources 18 accomodated List of available inputs k e vo 4 Oo Ur A W
10. he AM 777 when installed its location or position DOES NOT interfere with its proper ventilation For example it should not be situated on a bed sofa rug or similar surface that may block the top or bottom ventilation openings or placed in a built in installation such as a bookcase or cabinet that may im pede the flow of air through its top and bottom ventilation openings Do not place the component in a location near heat sources or in a place subject to direct sunlight excessive dust or mechanical shock Do not place the component in an inclined position It is designed to be operated in a horizontal position only Do not place heavy objects on the component Keep the component away from equipment with strong magnets such as microwave ovens or large loudspeakers To prevent fire or shock hazard do not place vessels filled with liquids such as vases on the component Running In AMR estimates that the AM 777 may take between 300 500 operating hours for all of the internal components to be fully broken in Please anticipate the sonic performance of the AM 777 to settle only after it has been used for this approximate length of time Contents WARNINGS Section 1 Unpacking and Setup 1 1 Unpacking 1 2 Setup Section 2 Component Overview 2 1 Front Panel 2 2 Rear Panel 2 3 Remote Control Section 3 Operation 3 1 Power On Off 3 2 Volume Adjustment 3 3 Rear Inputs 3 4 USB Input 3 5 Mode switch 3
11. ired source e adjust fitting between speaker and chassis e Ensure no contact between chassis and spade terminals no short circuiting e replace 2 x AAA batteries remove any objects directly in front of the AM 777 e turn off fluorescent lights or redirect the light away from the AM 777 e re attach the loose cables correctly e re trace the setup procedure or contact your nearest AMR distributor dealer Abbingdon Music Research is a subsidiary of the Abbingdon Global Group 22 Notting Hill Gate London W11 3JE United Kingdom Tel 44 0 870 420 5505 Fax 44 0 700 596 1065 www amr audio co uk 23
12. nput for direct connection to a Computer Audio Source HIFI PRO switch to allow for a source with a transformer balanced output POWER switch to switch on off mains electricity to the AM 777 115V 230V to switch to the correct local mains voltage INPUT 1 shared XLR and RCA input INPUTS 2 4 RCA inputs IEC power connector for the connection of a mains power cable to the AM 777 PREAMPLIFIER Output to connect a separate pre amplifier R10 MODE switch to alternate between Stereo Monoblock Bi Amplification settings R11 PRE MAIN POWER amplifier switch to select Pre Main or Power Amplification setting R12 4R 8R speaker to select the correct speaker impedance for speakers used R13 Infra Red Link for connection of a wireline remote control In the majority of audio systems the AM 777 is most likely to be operated as a Pre Main Amplifier Please inspect the rear panel of the AM 777 to verify that the default settings in bold are as follows HIFI PRO switch R3 is set to HiFi set to lower position MODE switch R10 is set to LR set to middle position PRE MAIN POWER switch R11 is set to Pre Main set to lower position 4R 8R switch R12 is set to 8R unless speakers with 4R or lower impedance are used 11 Nbbingsdon Adusic FRrescarch 2 3 RCD 777 Remote Control RC1 MENU to enter Advanced Features mode foai IGE RC2 STANDBY to place the AM 777 in active or standby mode Dew
13. ntenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which 2 the receiver is connected Consult the dealer or an experienced radio TV technician for help Canadian Notice Avis Canadien Class B Equipment This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe B respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada CE This products complies with the EMC Directive 89 336 EEC and the Low Voltage Directive 73 23 EEC issued by the Commission of the European Community Compliance with these directives implies conformity to the following European Norms in parentheses are the equivalent international standards and regulations o EN55022 CISPR 22 Electromagnetic Interference o EN55024 IEC61000 4 2 3 4 5 6 8 11 Electromagnetic Immunity o EN61000 3 2 IEC61000 3 2 Power Line Harmonics o EN61000 3 3 IEC61000 3 3 Power Line Flicker o EN60950 IEC60950 Product Safety WARNINGS 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 this component This component weighs over 15 kilograms Do not place this compo nent on an unstable cart stand tripod
14. put sources to have a fixed level of input such as for a home theatre system of either 0 775 V Odbu or 1 55V 6dBu This allows the 2 Channel music system to be seamless ly integrated into a high performance multi channel home cinema system Go to Section 4 1 and follow the instructions to select the last label Simultaneously press volume F3 on the front panel of the AM 777 and OK RC7 on the RCD 77 Press the Volume button untill the display reads 12dB press Volume again Press the OK button to enter the Volume Control Bypass mode e Confirm the warning message by pressing Volume or press OK to exit without enabling Bypass mode e Then select one of the following settings using Volume Volume Nbbingsdon Adusic Prescarch Fixed Input 2V 6dBu or Fixed Input 1V 3dBu or Fixed Input 0 5V 0dBu Press OK on the remote to store the new fixed input Level Warning By selecting Home Theater Direct mode the volume of the amplifier will be switched to full Hence if it is used incorrectly it will damage the connecting speakers AMR assumes no responsibility for any speaker damage arising from use of the AM 777 21 Nbbingsdon Adusic Prescarch 22 4 5 OptiProtect Speaker Overload Protection Within OptiProtect the AM 777 has an in built speaker protection circuit This is primarily a safeguard against equipment failure and or extreme levels of over driving the amplifier and
15. te normally or exhibits a marked change in performance E The component has been dropped or the enclosure has been damaged DO NOT ATTEMPT SERVICING OF THIS UNIT YOURSELF REFER SERVICING TO QUALIFIED AMR SERVICE PERSONNEL Upon completion of any servicing or repairs request the service point s assurance that only AMR Authorised Replacement Parts with the same characteristics as the original parts have been used and that the routine safety checks have been performed to guarantee that the component is in a safe operating condition REPLACEMENT WITH UNAUTHORIZED PARTS MAY RESULT IN FIRE ELECTRIC SHOCK OR OTHER HAZARDS Nbbingsdon Adusic Prescarch Precautions This equipment has been tested and found to comply with the limits set out in the EMC Directive using a connection cable shorter than 3 metres On power sources The mains power cable should be routed so that it is not likely to be walked on or pinched especially near the plug or back panel receptacle The component should not be disconnected from the AC power source as long as it is connected to the wall outlet even if the component itself has been turned off If this component is not going to be used for a long time be sure to disconnect the component from the wall outlet To disconnect the AC power cable grasp the plug itself never pull the cable CAUTION On placement The AM 777 may become warm during normal operation Given this it is imperative that t
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