Sony-STS3-tun-sm 电路图 维修手册.pdf

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1、SERVICE MANUAL FM STEREO, FM/AM SUPERHETERODYNE TUNER AEP Model UK Model SPECIFICATIONS ST-S3 Ver 1.0 2001.05 ST-S3 is the tuner section in MHC-S3. Tuner section FM stereo, FM/AM superheterodyne tuner FM tuner section Tuning range87.5 108.0 MHz AntennaFM lead antenna Antenna terminals75 ohm unbalanc

2、ed Intermediate frequency10.7 MHz AM tuner section Tuning range531 1,602 kHz (with the interval set at 9 kHz) AntennaAM loop antenna Antenna terminalsExternal antenna terminal Intermediate frequency450 kHz Dimensions (w/h/d)Approx. 280 x 108 x 340 mm MassApprox. 2.1 kg Design and specifications are

3、subject to change without notice. 9-873-873-11Sony Corporation 2001E0500-1Home Audio Company C 2001.5Shinagawa Tec Service Manual Production Group RadioFans.CN 收音机爱 好者资料库 2 ST-S3 TABLE OF CONTENTS 1.SERVICING NOTES.2 2.GENERAL Location of Controls .3 Setting the Time .4 3.DISASSEMBLY 3-1.Disassembly

4、 Flow .5 3-2.Cover .6 3-3.Front Panel Section .6 3-4.PANEL Board, SIRCS Board .7 3-5.Tuner pack (FM/AM).7 3-6.MAIN Board .8 3-7.DSP Board.8 4.TEST MODE.9 5.DIAGRAMS 5-1.Note for Printed Wiring Boards and Schematic Diagrams . 10 5-2.Schematic Diagram MAIN Board (1/2) . 12 5-3.Schematic Diagram MAIN B

5、oard (2/2) . 13 5-4.Printed Wiring Board MAIN Board . 14 5-5.Printed Wiring Board DSP Board . 15 5-6.Schematic Diagram DSP Board (1/2) . 16 5-7.Schematic Diagram DSP Board (2/2) . 17 5-8.Printed Wiring Boards PANEL Section . 18 5-9.Schematic Diagram PANEL Section . 19 5-10. IC Pin Function Descripti

6、on . 20 6.EXPLODED VIEWS 6-1.Cover, Front Panel Section . 26 6-2.Chassis Section . 27 7.ELECTRICAL PARTS LIST. 28 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 WARNI

7、NG! COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY. SECTION 1 SERVICING NOTES T

8、his set is a component of the MHC-S3. The MHC-S3 system configuration is as shown below, and there- fore it does not operate normally unless all four components are connected. In performing the repair, connect all components with the system cables. Note: The precaution to the users is described on t

9、he label stuck on the back panel (CD player) and in the troubleshooting section in the Operation Manual. System Configuration: POWER SUPPLY AC IN TA SYSTEM wawswdwfwgwh CLOCK/TIMER wg (9, 18, 26) DISPLAY qh (10, 13, 15, 26, 32) ENTER w; (14, 15) IR receptor wh PRESET +/ ws (14, 15) PTY wa (15) STERE

10、O/MONO qj (14) TIMER SELECT wf (19, 27) TUNER/BAND wd (14) TUNER MEMORY qk (14) TUNING +/ ql (14) 1 2 3 456 7 809qa RadioFans.CN 收音机爱 好者资料库 4 ST-S3 x hH H hH O o Pp MmX . 1 wa qf 9 wf wd ws qj 2 3 4 5 0 qs qa qd 6 7 8 qh qg ql qk w; wk wj wh wg Remote Control CD H wk (11, 12) CHECK 3 (12) CLEAR 4 (1

11、2) CLOCK/TIMER SELECT qg (19, 27) CLOCK/TIMER SET qh (9, 18, 26) DBFB qd (20) DISPLAY qk (10, 13, 15, 26, 32) D.SKIP 2 (11) ENTER wa (9, 12, 14, 15, 18, 19, 2227) EQ qa (24) EQ ON/OFF qs (9, 24) FUNCTION w; (9, 11, 12, 17, 18, 28) GROOVE qj (20) SET UP q; (2326) SLEEP 5 (26) SUR ql (22) TAPE A hH wj

12、 (16) TAPE B hH wh (16, 17) TUNER/BAND wg (14) TUNING + 7 (14) TUNING ws (14) VOL +/ qf BUTTON DESCRIPTIONS /1 (power) 1 X (pause) 8 x (stop) 6 . (go back) wf (go forward) wd m (rewind) ws M (fast forward) 7 O/o/P/p 9 Setting the time 1Turn on the system. 2Press CLOCK/TIMER (or CLOCK/TIMER SET on th

13、e remote). When you set the time for the first time, proceed to step 5. 3Press O or o repeatedly to select “CLOCK SET”. 4Press ENTER (A/V amplifier or remote). 5Press O or o repeatedly to set the hour. 6Press ENTER (A/V amplifier or remote). 7Press O or o repeatedly to set the minutes. 8Press ENTER

14、(A/V amplifier or remote). Tip If you have made a mistake or want to change the time, start over from step 2. Note The clock settings are canceled when you disconnect the power cord or if a power failure occurs. 5 ST-S3 This set can be disassembled in the order shown below. 3-1.DISASSEMBLY FLOW SECT

15、ION 3 DISASSEMBLY 3-2. COVER (Page 6) 3-3. FRONT PANEL SECTION (Page 6) 3-4. PANEL BOARD, SIRCS BOARD (Page 7) 3-7. DSP BOARD (Page 8) 3-5. TUNER PACK (FM/AM) (Page 7) 3-6. MAIN BOARD (Page 8) SET 6 ST-S3 3-3.FRONT PANEL SECTION 2three screws (BVTP3 8) 3claw 3two claws 1wire (flat type) (19 core) (C

16、N502) 3two claws 4front panel section Note: Follow the disassembly procedure in the numerical order given. 3-2.COVER 2two screws (case 3 TP2) 3cover 1screw (+BVTT3 6 (S) 2two screws (case 3 TP2) 7 ST-S3 3-5.TUNER PACK (FM/AM) 3-4.PANEL BOARD, SIRCS BOARD 6SIRCS board 2two screws (BVTP2.6 8) 2four sc

17、rews (BVTP2.6 8) 2screw (BVTP2.6 8) 4PANEL board 1wire (flat type) (19 core) (CN602) 3two claws 5two claws 3tuner pack (FM/AM) 2two screws (BVTP3 8) 1wire (flat type) (15 core) (CN506) 8 ST-S3 4screw (BVTP3 8) 2five connectors (CN510, 5031, 5032, 5041, 5042) 1wire (flat type) (23 core) (CN508) 1wire

18、 (flat type) (21 core) (CN509) 6MAIN board 1wire (flat type) (19 core) (CN502) 5PC board holder 2connector (CN601) 3three screws (BVTP3 8) 4two screws (BVTP3 8) 1wire (flat type) (23 core) (CN603) 4three screws (BVTP3 8) 3three screws (BVTP3 8) 6DSP board 1wire (flat type) (21 core) (CN602) 2connect

19、or (CN601) 5PC board holder 3-7.DSP BOARD 3-6.MAIN BOARD 9 ST-S3 GC Test Mode Enter the GC Test Mode mode Procedure 1: 1.Press the?/1*1 button to turn the power ON. 2.While pressing the both STEREO/MONO and CINEMA STUDIO C*1 buttons, press the CLOCK/TIMER button. 3.LEDs and fluorescent indicator tub

20、e are all turned on of all units. Procedure 2: 1.Press the?/1*1 button to turn the power ON. 2.While pressing the both PLAY MODE*2 andx *2 buttons, press theZ(DISC 1)*2 button. 3.LEDs and fluorescent indicator tube are all turned on of all units. Version Display Mode Procedure: 1.Enter the GC test m

21、ode. 2.Each time the TUNER MEMORY or DISC 1*2 button is pressed, microcomputer or mechanism deck version is displayed of each unit. 3.Press the TUNING + or DISC 3*2 button to detail is displayed the version. Key Check Mode Procedure: 1.Enter the GC test mode. 2.Press the TUNING - or DISC 2*2 button

22、to set the key check mode. 3.In the key check the mode, the fluorescent indicator tube displays “K 0 J 0 V 0” . Each time a button is pressed, “K” value increases. However, once a button is pressed, it is no longer taken into account. VACS Level Display Mode Procedure: 1.Enter the GC test mode. 2.Pr

23、ess the TUNING + or DISC 3*2 button to display VACS level on the fluorescent indicator tube. Segment Check Mode Procedure: 1.Enter the GC test mode. 2.Press the ENTER orx *2 button to set the segment check mode. 3.In the segment check the mode. Each ENTER orx*2 button is pressed, the fluorescent ind

24、icator tube displays is switching variously. Releasing the GC Test Mode To release from this mode, press three buttons in the same manner as entering this mode or disconnect the power cord. Note: Use following buttons in the test mode. no mark: Button of tuner unit (ST-S3) *1: Button of amplifier un

25、it (TA-S3) *2: Button of CD unit (CDP-S3) MC Cold Reset The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the customer. Procedure 1: 1.Press the?/1*1 button to turn the power ON. 2.While pressing the DIGITAL*1 bu

26、tton, press the DISPLAYbutton. 3.The set is reset, and becomes standby state. Procedure 2: 1.Press the?/1*1 button to turn the power ON. 2.While pressing the both PLAY MODE*2 andx *2 buttons, press theM *2 button. 3.The set is reset, and becomes standby state. MC Hot Reset This mode resets the set w

27、ith the preset data kept stored in the memory. The hot reset mode functions same as if the power cord is plugged in and out. Procedure 1: 1.Press the?/1*1 button to turn the power ON. 2.While pressing the both STEREO/MONO and CINEMA STUDIO C*1 buttons, press the TIMER SELECTbutton. 3.The set is rese

28、t, and becomes standby state. Procedure 2: 1.Press the?/1*1 button to turn the power ON. 2.While pressing the both PLAY MODE*2 andx*2 buttons, press them *2 button. 3.The set is reset, and becomes standby state. Change-over of VACS ON/OFF 1.Press the?/1*1 button to turn the power ON. 2.While pressin

29、g the both STEREO/MONO and CINEMA STUDIO C*1 buttons, press the CINEMA STUDIO B button, and VACS ON/OFF is change over. SECTION 4 TEST MODE 10 ST-S3 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

30、. All resistors are in and 1/4 W or less unless otherwise specified. f: internal component. 5 : fusible resistor. C : panel designation. 5-1.NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Board: X : parts extracted from the component side. Y : parts extracted from the c

31、onductor side. : Pattern from the side which enables seeing. (The other layers patterns are not indicated.) Indication of transistor. C B These are omitted. E Q B These are omitted. CE Q B These are omitted. CE Q Note: The components identified by mark 0 or dotted line with mark 0 are critical for s

32、afety. Replace only with part number specified. SECTION 5 DIAGRAMS Caution: Pattern face side:Parts on the pattern face side seen from (Conductor Side)the pattern face are indicated. Parts face side:Parts on the parts face side seen from (Component Side)the parts face are indicated. A : B+ Line. B :

33、 B Line. Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : TUNER (FM/AM) () : CD PLAY : AC OFF : Impossible to measure Voltages are taken with a VOM (Input impedance 10 M). Voltage variations may be noted due to normal produc- tion tolerances. Wavef

34、orms are taken with a oscilloscope. Voltage variations may be noted due to normal produc- tion tolerances. Signal path. F: TUNER (FM/AM) E: TAPE PLAY G: RECORD J: CD PLAY c: DIGITAL INPUT Circuit Boards Location DSP board TUNER PACK MAIN board SIRCS board PANEL board ST-S3 1111 3.6 Vp-p 354 ns 4 Vp-

35、p 354 ns 3.9 Vp-p 22.7 s 3.8 Vp-p 22.7 s 4.6 Vp-p 74.1 ns 2.7 Vp-p 62.5 ns 2.6 Vp-p 30.5 s 3.5 Vp-p 250 ns 4 Vp-p 74.1 ns Waveforms MAIN Board 1 IC501 qa (XCOUT) DSP Board 1 IC601 9 (MCLK1), IC604 w; (XMCK), wa (XOUT) 2 IC501 qd (XOUT) 7 IC601 wl (BCKI2), IC604 qf (BCK) 2 IC601 qf (SCKOUT)6 IC601 wk

36、 (LRCKI2), IC604 qg (LRCK) 4 IC601 w; (BCKO), IC605 4 (BCK) 3 IC601 ql (LRCKO), IC605 5 (LRCK) 4.4 Vp-p 88.6 ns 5 IC601 ws (KFSIO), IC604 qd (CKOUT) PANEL Board 1 IC601 id (XOUT) IC Block Diagrams DSP Board IC604LC89056W-E IC605AK4527 38 37 36 23 24 12345 44 89 10 46 17 22 21 20 30352526272829323334

37、 16 45 13 14 15 47 40 41 48 CL 39XSEL CE DI EMPHA AUDIO DISEL DOUT DINO DINI DIN2 6 DGND 7 DVDD 11 AVDD 12 AGND DOSEL0 R VIN LPF CKSEL0 XSTATE 18 DGND 19 DVDD XIN XOUT XMCK XSEL 31 DGND DO CSFLAG F0 F1 F2 VF ERR9P BPSYNC ERROR DATAO DOSEL1 CKOUT BCK LRCK CKSEL1 MODE0 MODE1 42DGND 43DVDD XMODE TIMING

38、 MICROCOMPUTER INTERFACE SAMPLING FREQUENCY C BIT DETECT PA/PB DETECT LOCK DETECT INPUT CIRCUIT DATA DEMODULATOR PLL X TAL 1 2 3 4 5 6 7 8 9 10 11 33 32 31 30 29 28 27 26 25 24 23 12 13 14 15 16 17 18 19 20 21 22 44 43 42 41 40 39 38 37 36 35 34 FORMAT CONVERTER AUDIO INTERFACE INPUT CIRCUIT OUTPUT

39、CIRCUIT LOOP1 LOOP0/SDA/CDTI DIF1/SCL/CCLK DIF0/CSN P/SN MCLK DZF1 AVSS AVDD VREFH VCOM DZF2 RIN+ RIN LIN+ LIN ROUT1 LOUT1 ROUT2 LOUT2 ROUT3 LOUT3 DEM1 DEM0 TVDD DVDD DVSS PDN ICKS2 ICKS1 ICKS0 CAD1 CAD0 SDOS I2C SMUTE BICK LRCK SDTI1 SDTI2 SDTI3 SDTO DAUX DFS ST-S3 1212 D552R553C552 R554C553 Q551 I

40、C551 D551 R552R551 D923 D904 D903 D922 C918C903 R912 R911 IC901 C902 D920 C907 C906 IC904 PC7805AHF C905C904C952 C953 IC903 L955 470H C966 NO901NO991 C991 C992 C955 R951 C957 NO507 CN508 CN510 C977 C978 C971 C970 C968 R941D941 D942R942 C941 R943 C964 C956 CN5031 CN5041 CN509 Q902 R555 D901 IC991 IC9

41、52 IC951 C916 R952 D924 C551 1SS133T47k0.1 47k0.1 2SC2603 M51943BSL 1SS133T-72 10k470 11ES2 11ES2 11ES2 11ES2 470 10V 10 50V 510 220 TA78057S 470 10V 11ES2-NTA2 220 10V 0.1 470 16V 3300 16V 4700 25V 0.1 NJM7810FA 10000p 3P3P 0.1 0.1 10000p 470 10000p 4P 23P 5P 10 50V 10 50V 10000p 10000p 10000p 1k1S

42、S133T 1SS133T1k 10 50V 3.3k 10000p 10 50V 5P 10P 21P 2SC2001-K1K2 4.7k D3SBA20 NJM7815FA TORX178B TORX178B 10000p 470 1SS133T-72 4.7 50V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 AA4 AA5 AA4 AA5 BB1 BB2 BB3 BB4 BB1 BB2 BB3 BB4 DD1 DD2 DD3 DD4 E1 E2 E3 E4 E5 E6 E7 E8 E9 E10 E11 E12 E13 E14 DBFB FEEDB

43、ACK AB20 AB21 TUNER L-IN TC L-IN TUNER R-IN TC R-IN A-GND VCD L-IN VCD R5-IN DIG-Tx DSP-Rx DIG-CLK AMP-DATA AMP-CLK AMP-LAT DIR-UNLOCK DIR-CS DSP-CS DIR-Rx DSP-DECODE DIR-XSTATE DSP-ACK CODEC-SMUTE FL-OUT FR-OUT F-GND LS-OUT RS-OUT S-GND A-GND A-GND A+10V D-GND DBFB FEEDBACK TC REC L-OUT TC REC R-OU

44、T MIC-IN D-GND C-OUT C-GND LINE-MUTE D+5V A+5V A-GND D-GND FRONT-GND CENTER-OUT CENTER-GND MIC-SIG MIC-GND FR-OUT FL-OUT SR-OUT SL-OUT S-GND D-GND (A-GND) EVER+5V M(A)-GND REC OUT-L PB-L TC A-GND PB-R REC OUT-R VCC VCC GND OUT GND OUT D+5V (1/2) (CHASSIS) SYSTEM CONTROL 4 D-OUT G IO +5V REGULATOR +7

45、V REGULATOR G IO +3.3V REGULATOR G IO RESET SIGNAL GENERATOR RESET SWITCH G IO +10V REGULATOR +15V REGULATORG I O OPTICAL RECEIVER OPTICAL RECEIVER OPTICAL IN OPTICAL IN (TO TC-S3) (FROM CDP-S3) (INCLUDED IN MAIN BOARD) 5-2.SCHEMATIC DIAGRAM MAIN Board (1/2) (Page 13) (Page 13) (Page 13) (Page 16) (

46、Page 17) (Page 16) ST-S3 1313 Q901 R908 R538R530 R956 C505 C504 R518R516R515R517 R501 C927C928 D902 R963 R964 C962 C961 C915D912 R903 C910 R904R905 R906 C937 R549 C506 R558R550 D944 D945 R532 R556 C942 C943 C561 EPT901 R524 C972 CN503 CN501 R523 R522 C562 C520 R520 R519 C519 R508 C501 C502 C503 X501 R542 R541 R540 R539 C508 C509 R548 R521 R529 R525 D921 CN5042 CN502 C