Sharp SD-EX200 Service Manual

SD-EX200No. S5348SDEX200/ CONTENTSPageIMPORTANT SERVICE NOTES (FOR U.S.A. ONLY)...

SD-EX200– 10 –TO CHECK AND CANCEL PROTECT CIRCUIT DETECTION LINETEST MODE1: In this model the microcomputer (IC701) detects the followingmalfunctions

– 11 –SD-EX200• Schematic diagram and Wiring Side of P.W.Board for thismodel are subject to change for improvement without priornotice.• The indicated

SD-EX200– 12 – Figure 12 BLOCK DIAGRAM (1/6)+7.9VQ84DIGITAL OUTCONTROLLEVEL_CONTTO 1-BIT AMP./PROTECT CIRCUITSECTIONCNP501TO DISPLAY SECTIONPROTECTA/D

– 13 –SD-EX200 Figure 13 BLOCK DIAGRAM (2/6)CNPS01BIS01CNS531CNPS02ZD402ZD400ZD401TO MAIN SECTION TO MAIN SECTION MUTINGQ544Q543SP_RELAYAD_RESETOFFSET

SD-EX200– 14 – Figure 14 BLOCK DIAGRAM (3/6)LED602LED604+7.9V+5VQ607ILU_LED IC608PST9140RESET+5V(VREF) RESET Q608HP_SWX_OUT X_INLID SENS+5V +5V VREFV

– 15 –SD-EX200 Figure 15 BLOCK DIAGRAM (4/6)D938D908D942D937D930ZD933IC931SE-B2 2IC933KIA7809AP31IC934KIA78L0531D944D939B1900PC902BI932D901IC901STRF62

SD-EX200– 16 – Figure 16 BLOCK DIAGRAM (5/6)R-CH OUTPUTOFFSETADJUSTMENTL-CH OUTPUTOFFSETADJUSTMENT2423222120171615141110987654321CXA100LFA402LFA403CNA

– 17 –SD-EX200 Figure 17 BLOCK DIAGRAM (6/6)BIA103LFA101DA107 DA116LFA100ICA401TJM4558CD 84LFA400ICA102SLA5515MSWITCHING AUDIOPOWER AMP.ICA101SLA5515M

SD-EX200– 18 –Figure 18 SCHEMATIC DIAGRAM (1/10)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.0.047 0.047 3.9K1 4.70.0010.0010.00

– 19 –SD-EX200Figure 19 SCHEMATIC DIAGRAM (2/10)78 9 10 11 120.82 µH3.3K0.0015(ML)0.0015(ML)3.3K0.0012.2 µH0.022100/10100/103.9KCS4340KSDAC IC16151413

SD-EX200– 2 –IMPORTANT SERVICE NOTES (FOR U.S.A. ONLY)BEFORE RETURNING THE AUDIO PRODUCT(Fire & Shock Hazard)Before returning the audio product to

SD-EX200– 20 –Figure 20 SCHEMATIC DIAGRAM (3/10)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.+9V-6.8V+3.3V +7.9V +9V CNP601P23

– 21 –SD-EX200Figure 21 SCHEMATIC DIAGRAM (4/10)78 9 10 11 12+9V-6.8V+12V+9V +3.3V +7.9V +20V-20V+9V 1.54.7K4.7K1.51K1KMA1110.02247KKTA1504 GR KTA1504

SD-EX200– 22 –Figure 22 SCHEMATIC DIAGRAM (5/10)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.0.0110K1/50DS1SS133DS1SS13310K10K1K

– 23 –SD-EX200Figure 23 SCHEMATIC DIAGRAM (6/10)78 9 10 11 12KRC104 M304BC2E9150150A503BC2E0.011K100/100.00127270.010.0110K 47K 270 10K100P100P100P100

SD-EX200– 24 –Figure 24 SCHEMATIC DIAGRAM (7/10)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.470AN78L05VOLTAGEREGULATOR31DS1SS13

– 25 –SD-EX200Figure 25 SCHEMATIC DIAGRAM (8/10)78 9 10 11 12GD1N4004GD1N4004GD1N4004GD1N4004470/253.3K150K1.5K0.00229STRF6238542147K47K0.00220.002247

SD-EX200– 26 –Figure 26 SCHEMATIC DIAGRAM (9/10)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.2SD601 AR47K0.110K4.7KMA111 0.11K1K

– 27 –SD-EX200Figure 27 SCHEMATIC DIAGRAM (10/10)78 9 10 11 125.6K0.011.50.001KDS226MA111 470.220.22470.220.220.10.11K1K0.147/25330K0.0011K1K0.10.133K

SD-EX200– 28 –ABCDEFGH123456Figure 28 WIRING SIDE OF P.W.BOARD (1/7)RS17RS18RS14RS22RS21RS20RS05RS19DS12QS12RS15QS11QS13QS04QS05QS03QS01CS01QS02QS08RS

– 29 –SD-EX200Figure 29 WIRING SIDE OF P.W.BOARD (2/7)78 9 10 11 12C84C566C564C565C44R577R578R579R580R35R37C40 R38R33R34R36C42 R39R32C38C37C39C36C35R1

– 3 –SD-EX200SPECIFICATIONSFOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFERTO THE OPERATION MANUAL.SD-EX200 (For U.S.A.)SD-EX200

SD-EX200– 30 –ABCDEFGH123456Figure 30 WIRING SIDE OF P.W.BOARD (3/7)R985R964C980R914R973R974R980R970C939R933LUG904C948ZD932C932R962PS934C971C949Q931D9

– 31 –SD-EX200Figure 31 WIRING SIDE OF P.W.BOARD (4/7)78 9 10 11 12C916C921R915R914WHBKLUG903D902C912R905R984R906R904R917D953D952C966C967D951D950C965C

SD-EX200– 32 –ABCDEFGH123456Figure 32 WIRING SIDE OF P.W.BOARD (5/7)RA101RA100RA430RA476DA404QA415RA480RA478QA414RA477RA479RA475CA416RA481RA422DA405RA

– 33 –SD-EX200Figure 33 WIRING SIDE OF P.W.BOARD (6/7)78 9 10 11 12CA409CA138CA123CA137CA133CA124CA135CA110CA134CA411CA144RA126CA152CA156CA114CA142CA1

SD-EX200– 34 –ABCDEFGH123456Figure 34 WIRING SIDE OF P.W.BOARD (7/7)C781C782R725C627C629R720R682R618R619R616R719R615R614R613R612R652R738C602C625C603R7

– 35 –SD-EX200VOLTAGEPIN NO. VOLTAGE10 V0 V230 V40 V4.52 V56 4.57 V4.50 V78 4.50 V9 4.50 V10 4.50 V11 4.50 V12 4.50 V13 4.50 V14 4.50 V15 4.50 V16 4.

SD-EX200– 36 –TTDATADATACKLRSYStoppedCH1=2 VDC 10:1CH2=2 VDC 10:1CH3=2 VDC 10:15 µs/div(5 µs/div)NORM:100 kS/s123=Record Length=Smoothing : ON

– 37 –SD-EX200WAVEFORMS OF 1-BIT CIRCUITT212.00V/div500 ns/div 194.545465 µs 520 mV2.00V/divAD IC Output+ Side- Side5 VAmplitudefrom 0 to 5 V12T10.0 V

SD-EX200– 38 –HOW TO USECAUTIONCleaning fluidCleaner discUsing the brush in the cleaner cap, apply 1 or 2 drops of the cleaning fluid to the brush on

– 39 –SD-EX200Vp-p=1.0 V~1.3 V0.5 mV/div,0.5 µsec/divTFDODRFTEStoppedCH1=500 mVDC 10:1CH2=10 VDC 10:1CH3=1 VDC 10:1500 ms/div(500 ms/div)NORM:20

SD-EX200– 4 –NAMES OF PARTSSD-EX200Front panel1. CD Cover2. Remote Sensor3. Timer Set Indicator4. Headphone Jack5. CD Stop Button6. CD Play/Pause Butt

SD-EX200– 40 –TTFDOSPDOStoppedCH1=200 mVDC 10:1CH2=500 mVDC 10:1500 ms/div1999/04/07 09:51:15(500 ms/div)NORM:20 kS/s21=Record Length=Smoothing :

– 41 –SD-EX200TTDOUTStoppedCH1=2 VDC 10:1500 ns/div1999/04/07 09:25:28(500 ns/div)NORM:200 MS/s1=Record Length=Smoothing : ON CH1 : 0.00

SD-EX200– 42 –FUNCTION TABLE OF ICIC1 VHiLC78646E-1: CD Servo (LC78646E) (1/2)1 SLCO Output — Control output.2 SLCIST Input —Resistor connection term

– 43 –SD-EX200IC1 VHiLC78646E-1: CD Servo (LC78646E) (2/2)44 RVSS — — GND for Right channel. Must be connected to 0 V.45* RCHO Output LVDD /2 Right c

SD-EX200– 44 –Figure 44 BLOCK DIAGRAM OF ICIC1 VHiLC78646E-1: CD Servo (LC78646E)123456789101112131415161718192021 22 23 24 25 26 27 28 29 30 31 32 3

– 45 –SD-EX200IC101 VHiCS4340KS-1: DAC IC (CS4340KS) (1/2)1 RST Input ResetThe device enters a low power mode and all internal state machines are res

SD-EX200– 46 –IC101 VHiCS4340KS-1: DAC IC (CS4340KS) (2/2)Pin No.Port NameInput/OutputFunction6, 7 DIF1, DIF0 Input Digital Interface FormatThe requi

– 47 –SD-EX200IC501 VHiLC75341M-1: Audio Processor (LC75341M)Figure 47 BLOCK DIAGRAM OF IC19202122232412345678910 11 12 13 14 15 161817LVrefRVrefCONT

SD-EX200– 48 –IC701 RH-iX0557AWZZ: System Microcomputer (IX0557AW) (1/2)1 PA5/AN5 KEY2 A/D Input A/D input, main set key.2 PA4/AN4 KEY3 A/D Input A/D

– 49 –SD-EX200IC701 RH-iX0557AWZZ: System Microcomputer (IX0557AW) (2/2)In this unit, the terminal with asterisk mark (*) is (open) terminal which is

– 5 –SD-EX200Remote control1. Remote Control Transmitter2. CD Play/Pause Button3. CD Stop Button4. Cursor/Tuner Preset Buttons5. CD Track Down or Fast

SD-EX200– 50 –IC701 RH-iX0557AWZZ: System Microcomputer (IX0557AW)Figure 50 BLOCK DIAGRAM OF IC1 PA5/AN52 PA4/AN43 PA3/AN34 PA2/AN25 PA1/AN16 PA0/AN07

– 51 –SD-EX2001 VDDL Input L channel digital output section power terminal.2 OUTL (+) Output L channel forward output terminal.3 OUTL (–) Output L cha

SD-EX200– 52 –ICA101, ICA102 VHiSLA5515M-1: Switching Audio Power Amp. (SLA5515M)Figure 52 BLOCK DIAGRAM OF ICTerminal NamePin No.Function1 SA Output

SD-EX200PARTS GUIDENOTE:Parts marked with “ ” are important for maintaining the safety of the set.Be sure to replace parts with specified ones for mai

PRICERANKDESCRIPTIONNO.PART CODENO. PARTS CODEPRICERANKDESCRIPTIONSD-EX200– 1 –SD-EX200INTEGRATED CIRCUITSIC1 VHILC78646E-1 J AY CD Servo,LC78646EIC2

NO.PRICERANKDESCRIPTIONPARTS CODENO. PART CODEPRICERANKDESCRIPTIONSD-EX200– 2 –LFA400 RCILZ0054AWZZ J AH CoilLFA402,403 RCILZ0040AWZZ J AH CoilVARIABL

PRICERANKDESCRIPTIONNO.PART CODENO. PARTS CODEPRICERANKDESCRIPTIONSD-EX200– 3 –C637 VCKYCY1EF223Z J AB 0.022 µF,25VC638 RC-EZY106AF1C J AB 10 µF,16V,E

NO.PRICERANKDESCRIPTIONPARTS CODENO. PART CODEPRICERANKDESCRIPTIONSD-EX200– 4 –R503 VRD-ST2CD102J J AA 1 kohm,1/6WR511,512 VRD-ST2CD122J J AA 1.2 kohm

PRICERANKDESCRIPTIONNO.PART CODENO. PARTS CODEPRICERANKDESCRIPTIONSD-EX200– 5 –RA104~107 VRS-CY1JB124D J AA 120 kohms,1/16WRA108,109 VRS-CY1JB203D J A

NO.PRICERANKDESCRIPTIONPARTS CODENO. PART CODEPRICERANKDESCRIPTIONSD-EX200– 6 –CABINET PARTS201 92LCAB5115ASY1 J Front Panel Ass’y201- 1 ———— — Fro

SD-EX200– 6 –1 Rear Cabinet 1. Screw ... (A1) x7 6-12 Main PWB/ 1. Screw ... (B1) x4 6-2Tuner Unit 2. Jack Cover

PRICERANKDESCRIPTIONNO.PART CODESD-EX200SP1,2 RSPA10102AW4W J BE WooferSP3,4 RSPA00088AW4T J AY TweeterPACKING PARTS (Except for U.S.A.)SPAKA0425AWZZ

SD-EX200ABCDEFGH123456Figure 8 CD MECHANISM EXPLODED VIEW– 8 –SD-EX200701304701302301M802703x2SW4M801PWB-D306-2306704306-1306-3702x2303

SD-EX200Figure 9 CABINET EXPLODED VIEW– 9 –ABCDEFGH123456SD-EX200TUNER UNITSiliconGreaseCDMECHANISMSiliconGreaseSiliconGreasePWB-A1PWB-B1PWB-A2PWB-A3P

SD-EX200ABCDEFGH123456Figure 10 SPEAKER EXPLODED VIEW– 10 –CP-EX200SP3, 4RDBKBKRDRDSP3,SP1,WOOFERCapacitor2.2 µF,100 V (N.P.)C1,42SP3, 4SP1, 2SP1, 2WO

SD-EX200PACKING OF THE SET (FOR U.S.A. ONLY) Not Replacement ItemSHARPBBAAFRONTFRONTSPEAKER UNITCP-EX200 SD-EX200SSAKH0123AWZZPolyethylene BagSPAKZ108

– 7 –SD-EX200Figure 7-2Figure 7-1Figure 7-3(F4)x1(F3)x6ø3x10mm(H1)x1ø3x10mm(J1)x4ø2.6x10mm(J1)x2ø3x10mmDisplay PWBFront PanelSwitch PWBCD MechanismFig

SD-EX200– 8 –Figure 8-1Figure 8-2REMOVING AND REINSTALLING THE MAIN PARTSHow to remove the pickup unit (See Fig. 8-1)1. Remove the mechanism cover, pa

– 9 –SD-EX200Figure 9-2ADJUSTMENTFigure 9-1 OUTPUT OFFSET LEVEL 1-bit amplifier's output offset voltage adjustmentAdjust VRA100 and VRA101 so tha