Pioneer-VSX-45TX-Service-Manual电路原理图.pdf

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1、 ORDER NO. PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01

2、, Singapore 159936 PIONEER CORPORATION 2002 T ND YON M VEMU C M L I J G N ERT R OI E TM L CH N MA TE VOL ME A O S C EQ S A D Y M L I H N N L A O SC AB AON V X5TXA D O V DEO M L I C ANN L R CE V R OS SS SG SC S C OSG S C G S O S O O COO S / CSS SO O O / COOOO SOC OG OO SC VSX-45TX RRV2635 AUDIO/VIDEO

3、 MULTI-CHANNEL RECEIVER VSX-45TX VSX-43TX THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). ModelTypePower RequirementRemarks VSX-45TXKUXJI/CAAC120V VSX-43TXKUXJI/CAAC120V For details, refer to Important symbols for good services . T-ZZK JULY 2002 printed in Japan RadioFans.CN 收音机爱 好者

4、资料库 VSX-45TX2 1234 1234 C D F A B E SAFTY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex pro

5、ducts such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the rep

6、air to a qualified service technician. WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health select a function (like a DVD) or a listening mode (like Dol

7、by Pro logic ll) or do TUNER EDIT functions (in TUNER mode). 2STANDBY/ON button Press to switch the receiver ON or into STANDBY mode. 3 Listening mode buttons There are two types of SURROUND modes: MOVIE: Press to put the receiver into MOVIE listening mode. MUSIC: Press to put the receiver into MUSI

8、C listening mode. STEREO/DIRECT: Switches the receiver into STEREO mode if it was in a different sound mode or toggles between DIRECT and STEREO mode. DIRECT playback bypasses the tone controls and channel level for the most accurate reproduction of a program source. 4 ENTER button Use this button t

9、o enter information concerning the system setup, listening mode or the tuner. 5 STANDBY indicator Lights when the receiver is in STANDBY mode. (Please note that this receiver consumes a small amount of power 0.8 W in the standby mode.) 6 Remote sensor Receives the signals from the remote control. 7

10、Display 8 MCACC indicator Lights when the ACOUSTIC CAL EQ is on. (After the Auto Surround Sound Setup has been completed the ACOUSTIC CAL EQ is set on and this display will light.) 9 MULTI CH IN button Use this button to select the component you have hooked up to the MULTI CH IN terminals (for examp

11、le, a DVD- Audio player). VSX-45TX146 1234 1234 C D F A B E 10 ACOUSTIC EQ button Press to switch on/off and select the type of acoustic calibration EQ. 11 MASTER VOLUME dial Use to raise or lower the volume of the receiver. 12 MULTI JOG CONTROL buttons SET UP Press to switch the SYSTEM SETUP mode.

12、RETURN Press to move back one step in the SYSTEM SETUP process. 13 SIGNAL SELECT button Press SIGNAL SELECT repeatedly to select one of the following: AUTO If there are analog and digital signals input, the receiver automatically selects the digital signal. DIGITAL To select an optical or coaxial di

13、gital signal. ANALOG To select an analog signal. 14 Hi-BIT Hi-SAMPLING button Use this button to switch the Hi-BIT Hi-SAMPLING mode on or off. Use to hear CD and DVD, as well as other digital soundtracks, at a wider dynamic range, allowing for finer audio reproduction. 15 SB CH MODE button Use this

14、button to turn the surround back channels on/off/auto or switch the virtual surround back mode between on/off/auto. 16 TUNER CONTROL buttons BAND Press to select the AM or FM band. CLASS Press repeatedly to switch the preset station classes. SELECT Switches the /+ buttons between station memory and

15、frequency select modes. /+ Selects station memories or frequencies when using the tuner. TUNER EDIT Press to memorize and name a station for recall using the MULTI JOG and ENTER buttons. 17 MULTI ROOM & SOURCE buttons Press to use the multi room feature (requires an optional PIONEER Multi-Room Remot

16、e Sensor Unit MR-100 or another IR receiver). CONTROL button Used together with the INPUT SELECTOR to select the function or use with the MASTER VOLUME to select the volume of the MULTI ROOM system. ON/OFF button Use to switch MULTI ROOM function on or off. 18 PHONES jack Connect headphones for priv

17、ate listening (no sound will be heard through the speakers). 19 SPEAKERS (A/B) button The use of this button depends on how the SURRBACK SYSTEM is set. If NORMAL SYSTEM or MR&S is chosen this button toggles between A and OFF. If SECOND ZONE is chosen this button toggles between A, B, A+B and OFF. 20

18、 TONE control buttons TONE button This button switches between TONE ON and TONE BYPASS, which bypasses the tone circuitry. BASS/TREBLE button Use to select whether the bass or treble will be adjusted. /+ buttons Use to adjust the frequency levels. 21 SET UP MIC jack Plug in the set up mic here. This

19、 is very important in order to set up your system and get proper surround sound. 22 VIDEO INPUT jacks DIGITAL IN Digital input for connecting a game console, DVD player, video camera (etc.), that has an optical digital connection. S-VIDEO Video input for connecting a portable DVD player, video camer

20、a (etc.), that has an S video out. RCA VIDEO /AUDIO (L/R) Video input for connecting a portable DVD player, video camera, etc. That has standard RCA video/audio outputs. STANDBY/ON MOVIEMUSC MULTI JOG ENTERSTEREO/DRECTMULTI CH IN MASTER VOLUME ACOUSTC EQ STANDBY VSX-43TXAUDIO/VIDEO MULTI CHANNEL REC

21、EIVER PHONES SPEAKERS SIGNAL SELECT HI BIT HI SAMPLNG SB CH MODE S VIDEOVDEO VIDEO INPUT AUDOLR SET UPRETURN TONE TONE CONTROL BASS/TREBLE CLASSBANDMIDNIGHTLOUDNESS STATION TUNNG MULTI JOG/ENTER MULTI JOG CONTROL SELECT TUNER EDIT VSX-43TX VSX-45TX147 5678 56 7 8 C D F A B E 8.2 DISPLAY DIGITAL DTS

22、ES EX STEREO PRO LOGICLOUDNESSMIDNIGHTTONEDNRSTEREO TUNED Hi-BIT/ MULTI-ROOM SAMPLING dB MONONeo :6 LCRLFE LSSRS SIGNAL AUTO AUTO DIGITAL SB CH DSP ONMOVIE MUSICOFF ANALOG 1 13121110 273456 98 All the display information is explained and/or referenced here. 1 SIGNAL SELECT indicators Light to indica

23、te the input signal you selected. AUTO: Lights when the receiver is set to select the input signal automatically. DIGITAL: Lights when digital audio signals are selected. ANALOG: Lights when analog signals are selected. 2 Digital format indicators PRO LOGIC II: Lights during Dolby Pro Logic II proce

24、ssing. NEO:6: Lights during NEO:6 processing. 2 DIGITAL: Lights when a Dolby Digital signal is detected. dts: Lights when a DTS signal is detected. ES: Lights when playing back a DTS ES signal. EX: Lights when playing back a Dolby Digital EX signal. STEREO: Lights during two-channel playback. 3 LOUD

25、NESS indicator Lights when LOUDNESS is on. 4 MIDNIGHT indicator Lights when MIDNIGHT is on. 5 TONE indicator Lights when the TONE control is on. 6 DNR indicator Lights when DIGITAL NR is on. 7 TUNER indicators STEREO: Lights when an FM stereo broadcast is received in the auto stereo mode. MONO: Ligh

26、ts when the tuner is set to receive FM broadcasts and when MPX mode is selected. TUNED: Lights when a broadcast is received. 8 Volume level indicator 9 MULTI ROOM indicator Lights when the MULTI ROOM system is on. 10 Hi-BIT/SAMPLING indicator Lights when a hi-bit/sampling mode is on. 11 DSP indicato

27、rs MOVIE: Lights when a MOVIE mode is selected. When a DSP MOVIE mode is selected DSP will light with a box around it. MUSIC: Lights when a MUSIC mode is selected. When a DSP MUSIC mode is selected DSP will light with a box around it. 12 Program Format indicators For Dolby Digital or DTS sources: th

28、ese indicators change according to which channels are active in the source. When all three LS (left surround), S (surround) and RS (right surround) light at the same time it means a source with a 6.1 channel playback flag is being used. L Left front channel. C Center channel. R Right front channel.

29、LS Left surround channel. S Surround channel or Surround back channel. RS Right surround channel. LFE Low Frequency Effects channel. Lights when LFE signal is input. 13 SB CH indicators Light to indicate the status of the surround back channels. AUTO Lights when the SB CH MODE or VIRTUAL SURROUND BA

30、CK mode is set to AUTO. ON Lights when the SB CH MODE or VIRTUAL SURROUND BACK mode is set to ON. OFF Lights when the SB CH MODE or VIRTUAL SURROUND BACK mode is set to OFF. VSX-45TX148 1234 1234 C D F A B E 8.3 REAR PANEL All the display information is explained and/or referenced here. PCM/ 2DIGITA

31、L / DTS/MPEG OUT1 OUT2 IN RL (TV/ SAT) 1 IN (CD-R/ TAPE1) 2 IN3 (DVD/ LD) IN4 (CD) USB AUDIO PLAY PLAY CD-R/ TAPE1 VCR1/ DVR TV/ SAT IN DVD/ LD IN SUR- ROUND BACK (Single) FRONT CENTER SUR- ROUND SUB WOOFER PRE OUT VCR2 CD PHONO/ LINE DIGITALAUDIOAUDIOVIDEO IN IN IN OUT OUT MONITOR OUT IN OUT IN OUT

32、 IN OUT VIDEOS VIDEO MD/ TAPE2 REC REC MULTI CH IN MULTI-ROOM & SOURCE MULTI-ROOM & SOURCE OUT IN MONITOR OUT CONTROL 75 ANTENNA AM LOOP FM UNBAL RL RLRL LR LR LR ASSIGNABLE SUR- ROUND BACK SUR- ROUND FRONT SUB WOOF- ER CEN- TER LR LR LR 2 1314 45167 1516 3 1 DIGITAL IN terminals Use these terminals

33、 to input the signal from a DVD, CD player or any other kind of digital player. To be able to play Dolby Digital and other surround soundtracks you need to make digital connections. To do this use the digital terminals here. If you dont connect as per the default settings you need to complete Assign

34、ing the Digital Inputs. 2 DIGITAL OUT terminals Use these terminals to output a digital signal to a DVD-R, CD-R, MD recorder or any other kind of digital recorder. 3 CONTROL IN/OUT terminal You can use this jack to hook up other PIONEER equipment, that has a CONTROL terminal, so that you can control

35、 them all by pointing the remote control(s) at one remote sensor. 4 Radio antenna terminals Hook up antennas for the radio tuner built into the receiver here. 5 MULTI ROOM & SOURCE OUT terminals These terminals output the audio & video signal to a sub- system in a secondary room. Note that the MONIT

36、OR OUT here is different than the MONITOR OUT for the main system. These are analog jacks. 6 MONITOR OUT terminals Use this terminal to output the video signal to your TV, video projector or monitor in your main room. Be careful not to confuse this jack with the MULTI ROOM & SOURCE MONITOR OUT. 7 PR

37、E OUT analog terminals (connect an amplifier here) Use these terminals to output the audio signal from this amplifier to a different amplifier if thats how you choose to set up your system. 8 COMPONENT VIDEO MONITOR OUT terminals Use these terminals to output the video signal from the COMPONENT VIDE

38、O IN terminals to your TV. See #17 for more information. 9 12V TRIGGER terminal Use this terminal to output a signal that can automatically turn on another component. DC OUT12V/100mA is the maximum power. VSX-45TX149 5678 56 7 8 C D F A B E 10 MULTI ROOM & SOURCE REMOTE IN terminals Use these termin

39、als to hook up a sub-system in a secondary room. This hook up requires a separately sold IR receiver and allows you to use the receiver to hear different audio sources in different rooms. 11 SPEAKERS terminals Use these terminals to connect speakers to the receiver. The FRONT, CENTER and SURROUND te

40、rminals are for the main speaker system and the SURROUND BACK speakers can be set to either the main system, the SECOND ZONE, or the MULTI ROOM. 12 AC OUTLET (switched, 100 W max) Hook up an external component to the power supply of this receiver. Only do this with audio or video components being us

41、ed in this system and never hook up heavy equipment (like TVs, heaters, air conditioners, refrigerators, etc.) to this receiver. 13 USB AUDIO IN terminal Use this terminal to connect a PC to this receiver. 14 Audio input/output terminals (connect analog components here) Use these terminals to input/

42、output the audio signal from analog components (like a cassette deck or turntable). These are analog jacks. 15 Video components input/output terminals Input/output signals from your video components (DVD, VCR, TV tuners, SAT tuners, etc.) here. 16 MULTI CH IN terminals Use these terminals to input a

43、 multichannel surround signal (for example, a DVD-Audio signal) in an analog fashion. These are analog jacks. 17 COMPONENT VIDEO IN terminals Use these terminals to hook up the video connections of your video components with this high quality method. Your components will have to have the terminals a

44、s well to take advantage of this kind of connection. If you dont connect as per the default settings you need to complete Assigning the Component Video Inputs. 18 RS-232C Connection This is a future-oriented port that has the possibility on inputting and/or outputting information to/from the receive

45、r. RLRRLL IN1 IN2 (DVD/LD) (TV/SAT) COMPONENT VIDEO MONITOR OUT FRONTCENTERSURROUND SURROUND BACK / 12V TRIGGER (DC OUT12V/ 100mA MAX) Y PB PR Y PB PR Y PB PR AC OUTLET ASSIGNABLE SPEAKERS RS-232C MULTI-ROOM & SOURCE REMOTE IN 8 9121110 1718 VSX-45TX150 1234 1234 C D F A B E 8.4 REMOTE CONTROL UNIT

46、OFF S0URCE TV MULTI CONTROL SYSTEM RECEIVER DVD/LDTV/SATTV CONT VCR1/ DVR VCR2VIDEOCD MULTI OPERATIO DIMMER MD/ TAPE2 CD-R/ TAPE1 TUNERRECEIVER 12 LOUDNESSTONE 34 DNR 5 SIGNAL SEL VIDEO SELHI-BIT 6 DIRECT ACCESS SEARCH MODE + +10DISC ENTER 7 EFFECT/CH SEL 8 9 BASS/TREBLE 0 SYSTEM SETUP TUNER EDITTRA

47、CK MENU GUIDE TOP MEN REMOTE SETUP MPX AUDIO EXIT RETURN ENTER TUNING STATION MODE SURROUND CHANNEL 1 4 DTV ON/OFFDISP MODE TUNING+ + CHANNEL+ STATION 8 3 7 SUB TITLE BAND DTV MENU CLASS TV INPUT TV CONTROL TV CH TV VOLVOLUME INPUT MIDNI HT MULTI CH INP T STEREO/ DIRECT MOVIEMUSIC ENTER MUTE SB CH M

48、ODE ACOUSTIC EQ SETUP 1 Remote Control Display Screen 2 SOURCEbutton Use this button to turn on/off other components. You must input the preset code in order to use this function. TVbutton This is a dedicated TV button. Use it to turn on/off your TV. 3 MULTI CONTROL buttons These buttons are the bas

49、ic controls that switch the mode of the receiver and the remote control, which allows you to control your other components. TV CONT: Press so that the remote control can operate the TV control commands. 4 Number buttons These can be used for many purposes depending on the mode of the remote control. When in receiver mode the buttons operate as below: Display DIMMER Use to adjust the brightness of the receivers display. LOUDNESS button Switches the L