Sony-TAVE150-ava-sm 电路图 维修手册.pdf

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1、MICROFILM SERVICE MANUAL INTEGRATED AV AMPLIFIER AEP Model UK Model Amplifier section Power output Stereo mode(DIN 1 kHz, 8 ohms) 25 W + 25 W Surround mode(DIN 1 kHz, 8 ohms) Front: 25 W/ch Centre: 25 W Rear: 25 W/ch 5.1 CH(DIN 1 kHz, 8 ohms) INPUT/DVD modeFront: 25 W/ch Centre: 25 W Rear: 25 W/ch F

2、requency responseTV, VIDEO, DVD-2CH, 5.1 CH INPUT/DVD: 20 Hz-50 kHz 1 dB Inputs Sensitivity Impedance S/N (weighting network, input level) TV, VIDEO, DVD-2CH,200 mV5082 dB* 5.1 CH INPUT/DVDkilohms (A, 150 mV) *78 IHF OutputsVIDEO (AUDIO OUT): Voltage 200 mV, Inpedance 10 kilohms WOOFER/AUDIO OUT: Vo

3、ltage: 2 V Impedance: 1 kilohms MutingFull mute BASS BOOST+9 dB at 70 Hz General Power requirements230 V AC, 50/60 Hz Power consumption115 W Dimensions430 274 64.5 mm Mass (Approx.)5.4 kg Supplied accessoriesRemote controller (remote) (1) Size AA (R6) batteries (2) Scart adaptor (1) Design and speci

4、fications are subject to change without notice. Specifications indicated are measured at 230 VAC, 50 HZ. SPECIFICATIONS TA-VE150 This amplifier has the Dolby Surround system. Manufactured under license from Dolby Laborato- ries Licensing Corporation. “Dolby”, the double-D symbol a and “Pro Logic” ar

5、e trademarks of Dolby Laboratories Licensing Corpo- ration. RTV servis Horvat Tel: +385-31-856-637 Tel/fax: +385-31-856-139 Mob: 098-788-319 www.rtv-horvat-dj.hr ? 2 TABLE OF CONTENTS 1.GENERAL.3 2.DISASSEMBLY.4 3.TEST MODE.5 4.DIAGRAMS.6 4-1.Notes for Printed Wiring Board and Schematic Diagram .7 4

6、-2.Printed Wiring Board MAIN Section . 11 4-3.Schematic Diagram MAIN Section (1/2) . 13 4-4.Schematic Diagram MAIN Section (2/2) . 15 4-5.Printed Wiring Boards PANEL Section . 17 4-6.Schematic Diagram PANEL Section . 19 4-7.Printed Wiring Boards POWER Section . 21 4-8.Schematic Diagram POWER Section

7、 . 23 4-9.IC Pin Function Description . 25 5.EXPLODED VIEWS. 27 6.ELECTRICAL PARTS LIST. 29 Notes on chip component replacement Never reuse a disconnected chip component. Notice that the minus side of a tantalum capacitor may be dam- aged by heat. SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIF

8、IED BY A ! MARK ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPO- NENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY.? RadioFans.CN 收音机爱 好者资料库 3 SECTION 1 GENERAL 1I /u butto

9、n 23 STEREO indicator 3NORMAL indicator 4WIDE indicator 5PHANTOM indicator 6Remote sensor 7Display window 8SIMULATED indicator 9C. STUDIO indicator !PRO LOGIC indicator 15.1 CH INPUT/DVD jacks 2DVD 2 CH jacks 3VIDEO jacks 4TV jacks Location of controls Front view Rear view 1 ! 2 3 4 5 678 9 ! ! !BAS

10、S BOOST indicator !MUTING indicator !MASTER VOLUME dial !CENTER MODE button !TV button !VIDEO button !DVD, 2 CH button !5.1 CH INPUT, DVD button !SURROUND MODE button 1234567 8 5WOOFER jack 6FRONT SPEAKERS terminals 7REAR SPEAKERS terminals 8CENTER SPEAKER terminals ? RadioFans.CN 收音机爱 好者资料库 4 CASE,

11、 FRONT PANEL SECTION MAIN BOARD Note: Follow the disassembly procedure in the numerical order given. SECTION 2 DISASSEMBLY 3case 1tapping screws 5three screws (BVTP3 x8) 2open the case 6claw 4flat wire (CNS301) 1two tapping screws 1two tapping screws 4flat wire (CNS302) 6claw 7front panel section 5R

12、emove the MAIN board to direction of the arrow A 1connector (CNS800) 1connector (CNP802) 4six screws (BVTP3 x8) 2two screws (BVTP3 x8) 4six screws (BVTP3 x8) 3DC fan 1connector (CNS801) A ? 5 SECTION 3 TEST MODE This equipment is provided with a test mode built in the micro- computer. The contents a

13、re described in the following. Initial Mode 1.Press I/u button while pressing both VIDEO and 5.1CHINPUT,DVD buttons simultaneously. 2.“INITIAL” is displayed on the fluorescent indicator tube, and the status of the unit is set in the following. All Memory is clear. Center, rear level set to 0. Center

14、 mode set to Phantom. DBFB clear. Muting clear. Volume level set to min. Factory Mode 1.Press I/u button while pressing three buttons of TV, DVD,2CH, and 5.1CHINPUT,DVD simultaneously. 2.Factory setting same as initial except center mode set to nor- mal using jog can set to volume max or min directl

15、y. FL Check Mode 1.Press I/u button while both CENTERMODE and VIDEO buttons simultaneously. 2.Fluorescent indicator tube and LED are checked, “FINISH” is displayed and the status of the unit is set back in normal con- dition. Gain Up Mode 1.Press I/u button while pressing SURROUNDMODE but- ton. 2.“G

16、AIN UP” is displayed on the fluorescent indicator tube and the rear is gained up 3 dB. 3.To exit from this mode, press two buttons in the same manner as step1. “NORMAL” is displayed on the fluorescent indicator tube and the status of the unit is set back in normal condition. Version Mode 1.Press I/u

17、 button while pressing both CENTERMODE and SURROUNDMODE buttons simultaneously. 2.Version of its destination is displayed on the fluorescent indi- cator tube. ? 6 Circuit Boards Location SECTION 4 DIAGRAMS POWER SW borad DISPLAY board JOG board MAIN board STANDBY board PRIMARY board SECONDARY board

18、? 7 4-1.NOTES FOR PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM Note on Schematic Diagram: All capacitors are in F unless otherwise noted. pF: F 50 WV or less are not indicated except for electrolytics and tantalums. All resistors are in and 1/4 W or less unless otherwise specified. : internal componen

19、t. 2 : nonflammable resistor. C : panel designation. Note on Printed Wiring Board: X : parts extracted from the component side. p: parts mounted on the conductor side. b : Pattern from the side which enables seeing. Indication of transistor. U : B+ Line. V : B Line. Voltages and waveforms are dc wit

20、h respect to ground under no-signal conditions. no mark : VIDEO Voltages are taken with a VOM (Input impedance 10 M). Voltage variations may be noted due to normal produc- tion tolerances. Waveforms are taken with a oscilloscope. Voltage variations may be noted due to normal produc- tion tolerances.

21、 Circled numbers refer to waveforms. Signal path. F: FRONT/AUDIO IN f: REAR E: CENTER j: WOOFER Note: The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. C B These are omitted. E Q B These are omitted. CE Q ? 8 Waveforms MA

22、IN Board 1 IC300 # (OSC) DISPLAY Board 1 IC201 # (X1) 3.4 Vp-p 8 MHz 4.3 Vp-p 4.19 MHz ? 9 1 2 3 45 6 7 8 V+ VSB/SESIN VSA RESET GND OUTC VSC CR VREF + + + Q RS IC Block Diagrams STANDBY Board IC950NJM2103D IC500LC7822 MAIN Board IC100M62447SP 2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 18 17 41 42 39 40

23、 37 38 35 36 33 34 31 32 29 30 OUTPUT PORT MICRO COMPUTER INTERFACE DVDD CLK DATA LATCH DGND AGND OUT4 OUT3 OUT2 OUT1 AVDD SW IN GND S SR IN SL IN GND C C IN GND R1 GND R2 GND L1 GND L2 R IN GND LR L IN SW OUT SR OUT SL OUT C OUT R OUT NC L OUT AVSS1 AVSS2 22 28 NC 21 19 1 2 3 4 5 6 7 8 9 10 11 12 1

24、3 14 15 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 CONTROL LATCH SHIFT RESISTOR LEVEL SHIFT CL DI CE VEE OUT IN OUT IN OUT IN VSS S RESET VDD OUT ININ OUT IN OUT IN ? 10 IC300LV1035M STRIM OSC VOL VOL VCAVCA A B A B VCAVCA VCAVCAVCAVCA DEV NOISE GEN NOISE FILTER BPF CONTROL CH CONTROL BPF V REF ST

25、RIM S MODE RECT RECT DC CUT B NR OUT FILTER DATA DECODER VOL/ MUTE BPF RECT LOGIC FF LOGIC FF RECT C MODE LOGICLOGIC S S S A A S B BB A B C B LR A A A B A B A B A B A B S VDD PCM PCM CONTROL SRAM IN FILTER R L C S R A B A B A B A B L L R L R R BPF2 R BPF1 S DC OUT C DC OUT R DC OUT L DC OUT V REF VC

26、C C OUT S OUT R OUT L OUT GND L IN R IN S IN DELAY OUT L BPF2 L BPF1 RT IN LT IN DC CUT C MODE GND NS BPF1 OSC NS BPF2 ENABLE DATA CLK DATA CLK VSS OSC OSC VDD A/D NS D/A DC CUT DC CUT VCC DET IREF GND S-OUT R-OUT L-OUT L RECT DC CUT4 R RECT DC CUT3 L BPF3 VLR TH VLR 1 VLR 2 VCS 2 VCS 1 VCS TH L+R R

27、ECT DC CUT2 L-R RECT DC CUT1 R BPF3 64 63 6261605958575655545352515049 48 47 46 45 44 43 41 40 39 38 37 36 35 34 33 1817 16 15 14 13 12 11 10 9 7 3 4 5 6 1 2 8 19 20 2122232425262728 29303132 42 ? TA-VE150 13 14 4-3.SCHEMATIC DIAGRAM MAIN Section (1/2) See page 8 for Waveform. See page 9 for IC Bloc

28、k Diagrams. The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. (Page 15) (Page 19) (Page 15) RTV servis Horvat Tel: +385-31-856-637 Tel/fax: +385-31-856-139 Mob: 098-788-319 www.rtv-horvat-dj.hr ? TA-VE150 15 16 4-4.SCHEMA

29、TIC DIAGRAM MAIN Section (2/2) See page 9 for IC Block Diagram. The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. (Page 14) (Page 20) (Page 14) (Page 23) (Page 24) ? TA-VE150 19 20 4-6.SCHEMATIC DIAGRAM PANEL Section See

30、page 8 for Waveform. (Page 14) (Page 15) RTV servis Horvat Tel: +385-31-856-637 Tel/fax: +385-31-856-139 Mob: 098-788-319 www.rtv-horvat-dj.hr ? TA-VE150 23 24 4-8.SCHEMATIC DIAGRAM POWER Section See page 9 for IC Block Diagram. The components identified by mark ! or dotted line with mark ! are crit

31、ical for safety. Replace only with part number specified. (Page 16) (Page 16) ? 25 4-9.IC PIN FUNCTION DESCRIPTION DISPLAY BOARD IC201 PD78042FGF-076-3B9 (SYSTEM CONTROLLER, FL/LED DRIVER, KEY CONTROL) Pin No.Pin NameI/OFunction 1 to 7DIG7 to DIG1OGrid drive signal output to the fluorescent indicato

32、r tube (FL201) 8VDDPower supply terminal (+5V) 9S. CLKO Serial data transfer clock signal output to the M62447SP (IC100), LV1035M (IC300) and LC7822 (IC500) 10S. DATAOSerial data output to the M62447SP (IC100), LV1035M (IC300) and LC7822 (IC500) 11S. CE (VOL)OChip enable signal output to the M62447S

33、P (IC100) “H” active 12S. CE (LC7822)OChip enable signal output to the LC7822 (IC500) “H” active 13S. CE (LV1035M)OChip enable signal output to the LV1035M (IC300) “H” active 14EN3OEnable signal output terminal “L” active Not used 15BASS BOOSTOLED drive signal output of the BASS BOOST LED (D219) “H”

34、: LED on 16PROTECTIOverload protection input terminal 17RESETI System reset signal input from the reset signal generator circuit “L”: reset For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H” 18EN1OEnable signal output to the function switch (IC402) “L” acti

35、ve 19EN2OEnable signal output to the function switch (IC401) “L” active 20AVSSGround terminal (for A/D converter) 21FAN CLKIFan motor clock signal input terminal 22FAN ONIFan on signal input for the fan motor drive 23FAN. CNTLOFan motor control signal output terminal “L”: fan motor on 24MUTINGOLED d

36、rive signal output of the MUTING LED (D218) “H”: LED on 25INot used (open) 26A/D IIIIKey input terminal (A/D input) S205, 206 (5.1 IN, SURROUND MODE keys input) 27A/D IIIKey input terminal (A/D input) S202, 204 (VIDEO, DVD keys input) 28A/D IIKey input terminal (A/D input) S201, 203 (CENTER MODE, TV

37、 keys input) 29AVDDPower supply terminal (+5V) (for A/D converter) 30AVREFIReference voltage (+5V) input terminal (for A/D converter) 31XT1ISub system clock input terminal Not used (fixed at “L”) 32XT2OSub system clock output terminal Not used (open) 33VSSGround terminal 34X1IMain system clock input

38、 terminal (4.19 MHz) 35X2OMain system clock output terminal (4.19 MHz) 36SIMULATEDOLED drive signal output of the SIMULATED LED (D215) “L”: LED on 37C. STUDIOOLED drive signal output of the C.STUDIO LED (D216) “L”: LED on 38PROLOGICOLED drive signal output of the PROLOGIC LED (D217) “L”: LED on 39IN

39、ot used (fixed at “L”) 40PHANTOMOLED drive signal output of the PHANTOM LED (D211) “L”: LED on 41WIDEOLED drive signal output of the WIDE LED (D212) “L”: LED on 42NORMALOLED drive signal output of the NORMAL LED (D213) “L”: LED on 433-STEREOOLED drive signal output of the 3 STEREO LED (D214) “L”: LE

40、D on 44SYS. POWERI System power on/off switch (S200 I/u) input terminal 45ENCODER 2IJog dial pulse input from the rotary encoder (RV201 MASTER VOLUME) 46ENCODER 1IJog dial pulse input from the rotary encoder (RV201 MASTER VOLUME) 47STOPIPower down detection signal input from the NJM2103D (IC950) “L”

41、: power down 48VSSGround terminal 49SIRCSISircs signal input from the remote control receiver (IC202) 50, 51INot used (fixed at “L”) ? 26 Pin No.Pin NameI/OFunction 52VDDPower supply terminal (+5V) 53 BASS BOOST CONTROL OBass boost on/off control signal output for the DBFB circuit “H”: bass boost on

42、 54MUTE. S. RO Line muting on/off control signal output for the rear speaker right channel signal “H”: muting on 55MUTE. S. LO Line muting on/off control signal output for the rear speaker left channel signal “H”: muting on 56FUNC. MUTEO Line muting on/off control signal output for the front and cen

43、ter speakers signal “H”: muting on 57VERSIONISetting terminal for the version (fixed at “L” in this set) 58W. RYOWoofer on/off relay drive signal output terminal “H”: relay on 59SP. RYOFront speaker on/off relay drive signal output terminal (for protect) “H”: relay on 60S. RYORear speaker on/off rel

44、ay drive signal output terminal (for protect) “H”: relay on 61C. RYOCenter speaker on/off relay drive signal output terminal (for protect) “H”: relay on 62POWER. RYOPower on/off relay drive signal output terminal “H”: relay on (power on) 63 to 70S14 to S7OSegment drive signal output to the fluoresce

45、nt indicator tube (FL201) 71VLOADPower supply terminal (24V) (for FL drive) 72 to 77S6 to S1OSegment drive signal output to the fluorescent indicator tube (FL201) 78ONot used (open) 79, 80DIG9, DIG8OGrid drive signal output to the fluorescent indicator tube (FL201) ? 27 (1)CASE, FRONT PANEL SECTION

46、SECTION 5 EXPLODED VIEWS The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. The mechanical parts with no reference num- ber in the exploded views are not supplied. Accessories and packing materials are given in the last of the electrical part