Cambridge-540RII-av-sm维修电路原理图.pdf
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1、Gallery Court Hankey Place London SE1 4BB UK Tel: +44 (0)20 7940 2200 Fax: +44 (0)20 7940 2233540R V2.0 First Issue Date: 29th June 2006Second Issue Date: 9th October 2006SERVICE MANUALSPECIFICATIONS:Audio SectionPower OutputFront100W RMS x 2 (8 ohm, 1% THD)Centre100W RMS (8 ohm, 1% THD)Surr. (L/R)1
2、00W RMS x 2 (8 ohm, 1% THD)Surr. Back100W RMS (8 ohm, 1% THD)Output ImpedanceFront (L/R)8 ohmCentre8 ohmSurr. (L/R)8 ohmSurr. Back8 ohmTHD (unweighted)less than 0.05%Line InputInput Impedances150mV/47kFrequency Response20Hz25KHz+0.5/-1dBTone Control RangeBass 6dB - Treble 6dBS/N ratio (ref 1W/8 Ohm)
3、75dBSubwoofer OutputRated Output/Impedance150mV/10kFrequency Response10Hz300Hz+3dBFM Tuner SectionFrequency Range 87.5108MHzSensitivity14dB (5uV)Antenna Terminal75 ohm (unbalanced)AM Tuner SectionFrequency Range 5221629kHz, 9kHz stepSensitivity68 dB/MSignal to Noise Range30 dBAntennaLoop AntennaPowe
4、r RequirementAC230V50HzMax Power Consumption615 WattsDimensions (W x D x H)350 x 430 x 150Weight15.8kgAP19914/3Third Issue Date: 02nd February 20071RadioFans.CN 收音机爱 好者资料库540R V2.0 SERVICE MANUALTABLE OF CONTENTS Front Panel Information 3Remote Control 4Remote Control Function 5Rear Panel Informatio
5、n 6Exploded Diagram 7Exploded Diagram Parts List 8-9PCB Interconnect Diagram 10Decoder PCB Schematic 11-13Decoder PCB Board Layout 14-15Main Board Power Supply PCB Schematic 16Power Output & Speaker Protection 17Main/Video Out/Speaker Connections PCB Board Layout 18OSD PCB Schematic 19OSD / Co-axial
6、 in/out / Connect Board B / Control Bus) 20-21 YUV PCB Schematic 22 YUV PCB Layout 23 Input / Outputs PCB Schematic 24 Display Board PCB Schematic 25 Display / Volume / AV3 PCB Layout 26 Co-axial in/out / Control Bus PCB Schematic 27 Connect Board B 28 Connect Down PCB 29-30 AC Input / Relay / Headp
7、hones PCB Schematic 31 AC Relay / Headphones PCB Layout 32 Bill of Materials 33-38 IC Pin Layout Details 39-40 Serviceable Parts List 412RadioFans.CN 收音机爱 好者资料库Cambridge Azur 540R V2.0 AV ReceiverFront Panel Information123456789101112131415161718192021Standby/OnPhones- Tuning +Mode/StoreStereoDolby
8、Digital EXDTS ESPro Logic/Neo 6DSPModeInputModeVideo Left RightVideo 3 InputsVolumeazur 540RAV ReceiverDVDVideo 1Video 2Video 3Tuner FM/AM Tape/MD/CDRCD/Aux6.1 DirectNO. & NAME DESCRIPTIONNO. & NAME DESCRIPTION1. Standby/OnThe power amplifier is in standby mode, indicated by the stand by indicator.1
9、2. Video 3 Inputs Input for VCR, Video Camera Recorder,etc. contains one video input and Analog Left and Right inputs. 2. Standby Indicator13.VolumeRotate this knob clockwise or counterclockwise, the master volume will be increased or decreased.3. Phones Jack for the stereo headphones. 14. DVD When
10、the coaxial /optical output terminalof a DVD player is connected to the DVD COAXIAL/OPTICAL IN terminal of this unit (5/6 rear panel), press this button to activate this function. 4.Tuning+/-Tuner frequency or preset stations up & down.15. Video1When the line output of an external player is connecte
11、d to the AV 1 terminalof this unit (6/rear panel), or when the digital /optical output of another player is connected to the OPTICAL IN of thisunit (6/ rear panel), press this button to activate this function. 5.Mode/StorePress this button once to select Autotuning mode; press it the second time to
12、select the Manual tuning mode; press it the third time to select the Preset tuning mode, then by pressing the Tuning +/- button to select a preset station; pressing and holding this button (in any of the modes above) for 5 seconds brings up the “MEM” icon and display the next available preset for st
13、oring the current frequency.16. Video2When the line output of an external player is connected to the AV 2 terminalof this unit (6/rear panel), or when the digital /optical output of another player is connected to the OPTICAL IN of thisunit (6/ rear panel), press this button to activate this function
14、. 6.StereoWith the unit in the STEREO mode,only front left and front right speakers and Subwoofer are working. 17. Video3When you want to use Video 3 inputs, pressing this button to activate this function.7.Dolby Digital EX DTS ESDigital Surround Mode18. Tuner FM/AM8.DolbyPro Logic II /NEO 6 Surroun
15、d modes for analog sources19. Tape/MD/CDRPress this button when operating the tape deck.9.DSP Mode Press this button to choose one of the following surround modes: THEATER,HALL, PASSTHRU, MOVIE, MUSIC and ROOM. Analog or digital20. CD/Aux When the coaxial output terminal of a CD player is connected
16、to the CD COAXIAL IN terminal of this unit (5/ rear panel), press this button to activate this function. 10.Input ModePress this button to select input modes: ANA, OPT and COAX when using digital in. 21. 6.1 Dir ectPress this button to select the 6.1 analogue input. 11. Remote Sensor To listen to th
17、e radio broadcast, press this button to activate this function, pressagain to switch waveband. 3Cambridge Azur 540R V2.0 AV ReceiverRemote Control1581113161923262921252218171296321030720414152428274NO. & NAMEDESCRIPTIONNO. & NAMEDESCRIPTION1.Power On/StandbyPress this buttonto turnthis unit onoroff.
18、16./Volumeup- Directionbutton.- Press thesebuttons to increasethevolume.2.Input ModePress itto select:17./Tunedown- Directionbutton.- Tuner frequency down.3.StereoWiththis unit inSTEREO mode, onlyFront Left & Front Right speakers andWoofer haveoutput.18.EnterPress this buttonwhenyou want to enterthe
19、OSD setupmenu.4.PL II /NEO 6WhenreceivingAnalog/digital PCMsignals.19./Tuneup- Directionbutton.- Tuner frequency up.5.DD EX /DTS ESFor digital surroundsignals20./Volumedown- Directionbutton.- Press thesebuttons to decreasethevolume.6.DSP MODEPress this button to chooseoneof thefollowingsurroundmodes
20、: THEATER,HALL, PASSTHRU, MOVIE, MUSICandROOM.21.Tuner AM/FMPress this button to alternatebetween FMandAM.7.DynamicPress this buttonrepeatedly to reachyourdesiredcompressiondynamic range.22.Bass/TreblePress this buttonfor Bass /Trebleadjustment, then press Vol up andVoldown to adjust thelevel.8.LFE
21、TrimUnder thePro Logic 5.1CH or DTS5.1CH mode, press this buttonandadjustthevolumeto set theLow Frequencyoutput level23.6.1 DirectPress this buttonto select the6.1 analogueinput.9.Test ToneTo balancespeakers inDolby Digital orDolby Pro Logic mode.24.PTYInFM state, press this button, thecurrentprogra
22、mtypeappears onthedisplay, usingTuning+/- to select theprogramtypeyoudesire.10.CH SelectSelect channels by pushingthis button,thenusevolumekey to balancespeakers25.APSAllocates andmemorizes radio stationsautomatically.11.Sub On/OffPress this buttonto turnon/off theoutputof subwoofer.26.DisplayWithRD
23、S, press this button repeatedly tohavePS (programname) or CT (currenttime).12.DelayPress this buttonto set thedelay timefortheDolby digital/Dolby Pro Logic modes.27.Stereo /MonoPress this button to alternatebetweenStereo andMono modewhenlistento FMbroadcast.13.SPK SetupUnder PRO LOGIC II or Digital
24、state, itcanchangethedesiredSpeaker Settingshownonthedisplay.28.StorePressingthis button to storethecurrentfrequency.14.OSDPress this button to access theAVReceiver configurationsettings by usingtheOSD menus.29.ModePressingthis button to selectAuto /ManualtuningmodeandPreset mode.15.MutePress this b
25、uttonto mutethesound, pushagain to cancel themutefunction.30.Input SelectorPress thecorrespondingbuttonaccordingto your desiredselection.Cambridge Audio Azur 540R V2.0 AV ReceiverRemote Control FunctionDigital or Analogmode.5Cambridge Azur 540R V2.0 AV ReceiverRear Panel Information12345687101112131
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