Sharp CD-BA2600H Manual de Serviço

– 1 –CD-BA250H/CD-BA2600HNo. S4126CDBA250H CONTENTSPageSAFETY PRECAUTION FOR SERVICE MANUAL ...

CD-BA250H/CD-BA2600H– 10 –Descriptions of the PTY (Programme Type) codes, TP (Traffic Programme) andTA (Traffic Announcement).You can search for and r

– 11 –CD-BA250H/CD-BA2600H1 Top Cabinet 1. Screw ... (A1) x4 11-12 Side Panel 1. Screw ... (B1) x8 11-1(Left/Rig

CD-BA250H/CD-BA2600H– 12 –Figure 12-1Figure 12-2Figure 12-3Figure 12-4Figure 12-5Figure 12-6Clamp LeverCD Player Unit(Top View)Cam Gear RibTurntableSl

– 13 –CD-BA250H/CD-BA2600H1 Front Panel 1. Net... (A1) x1 13-22 Woofer 1. Screw ... (B1) x4 13-33 Tweeter 1.

CD-BA250H/CD-BA2600H– 14 –REMOVING AND REINSTALLING THE MAIN PARTSTAPE MECHANISM SECTIONPerform steps 1 to 6 and 8 of the disassembly method toremove

– 15 –CD-BA250H/CD-BA2600HHow to remove the pickup (See Fig. 15-2)1. Remove the stop washer (B1) x 1 pc., to remove the gear(B2) x 1 pc.2. Remove the

CD-BA250H/CD-BA2600H– 16 –Test StageFrequency FrequencyDisplaySetting/AdjustingPartsInstrumentConnectionCD SECTION• AM IF/RFSignal generator: 400 Hz,

– 17 –CD-BA250H/CD-BA2600HTEST MODE• Setting the test mode Any one of test mode can be set by pressing several keys as follows. <X-BASS> + <

CD-BA250H/CD-BA2600H– 18 –Standard Specification of Stereo System Error Message Display Contents Error Contents DISPLAY

– 19 –CD-BA250H/CD-BA2600H Figure 19 BLOCK DIAGRAM (1/3)+5V CNS4BI4CNP4M3T/T UP DOWNLOADING +3.3V TO DISPLAY SECTIONTO MAIN SECTION CONSTANTVOLTAG

CD-BA250H/CD-BA2600H– 2 –SAFETY PRECAUTION FORSERVICE MANUALPrecaution to be taken when replacing and servicing theLaser Pickup.The AEL (Accessible Em

CD-BA250H/CD-BA2600H– 20 – Figure 20 BLOCK DIAGRAM (2/3)FM OSCAM LOOPANTENNAL341BALUNSO302FMANTENNAQ301IC101AN7345KPLAYBACK AND RECORD/PLAYBACK A

– 21 –CD-BA250H/CD-BA2600H Figure 21 BLOCK DIAGRAM (3/3)+B7UNSW 5 VSW +5 V+B5 D806Q801IC905AN78L05VOLTAGE REGULATORD802-805PT802SUB POWERTRANSFORM

CD-BA250H/CD-BA2600H– 22 –Figure 22 SCHEMATIC DIAGRAM (1/9)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.CD SIGNAL CD MOTOR PWB-

– 23 –CD-BA250H/CD-BA2600HFigure 23 SCHEMATIC DIAGRAM (2/9)78 9 10 11 12• The numbers 1 to 12 are waveform numbers shown in page 40.CD RESO/C,

CD-BA250H/CD-BA2600H– 24 –ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.Figure 24 SCHEMATIC DIAGRAM (3/9)0.7 V0 V0 V0 V0.7 V0 V0

– 25 –CD-BA250H/CD-BA2600HFigure 25 SCHEMATIC DIAGRAM (4/9)78 9 10 11 120 V0 V0 V0 V11.6 V 11.6 V 0 V0 V0.7 V0.7 V0 V213CD SIGNALVIDEO SIGNALRECORD

CD-BA250H/CD-BA2600H– 26 –Figure 26 SCHEMATIC DIAGRAM (5/9)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.+B2 D917DS1N404SCh1 L-CH

– 27 –CD-BA250H/CD-BA2600HFigure 27 SCHEMATIC DIAGRAM (6/9)78 9 10 11 124.4V 0.2V –28V–28V–33V+ M21 6 OHMS MINSP_RCH_GNDSP_LCH_GNDSP_RCHSP_LCHMAIN P

CD-BA250H/CD-BA2600H– 28 –Figure 28 SCHEMATIC DIAGRAM (7/9)ABCDEFGH1234561876548213+-TAPEMOTORMPLAYCASSETTESOLENOIDSOLENOIDPHTAPE MECHANISMPWB-DT 2 P

– 29 –CD-BA250H/CD-BA2600HFigure 29 SCHEMATIC DIAGRAM (8/9)78 9 10 11 12P04 P03 P02 P01 G01 G02 G03 G04 G05 G06 G07 G08 G09 G10 G11 FFF100999897969594

– 3 –CD-BA250H/CD-BA2600HGeneral Amplifier (Except for U.K.) CD playerTuner Cassette deck (Except for U.K.)Power sourceAC 230 V, 50 HzPower consumptio

CD-BA250H/CD-BA2600H– 30 –ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.Figure 30 SCHEMATIC DIAGRAM (9/9)343226313330282729352524

CD-BA250H/CD-BA2600H– 38 –VOLTAGE1.6 V1.0 V1.6 V1.8 V3.3 V0 V1.6 V1.6 V1.6 V1.6 V1.6 V1.6 V1.5 V1.5 V1.5 V1.5 V0.8 V3.2 V0 V1.6 V1.6 V1.6 V1.6 V0 V0 V

– 39 –CD-BA250H/CD-BA2600H• The indicated voltage in each section is the one measuredby Digital Multimeter between such a section and the chas-sis wit

CD-BA250H/CD-BA2600H– 40 –TTDATADATACKLRSYStoppedCH1=2 VDC 10:1CH2=2 VDC 10:1CH3=2 VDC 10:15 µs/div(5 µs/div)NORM:100 kS/s123=Record Length=Smoo

– 41 –CD-BA250H/CD-BA2600H Parts code1. CD optical pickup Lens cleaner disc. UDSKA0004AFZZHOW TO USECAUTIONCleaning fluidCleaner discUsing the brush i

CD-BA250H/CD-BA2600H– 42 –Vp-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

– 43 –CD-BA250H/CD-BA2600HTTFDOSPDOStoppedCH1=200 mVDC 10:1CH2=500 mVDC 10:1500 ms/div1999/04/07 09:51:15(500 ms/div)NORM:20 kS/s21=Record Length

CD-BA250H/CD-BA2600H– 44 –TTDOUTStoppedCH1=2 VDC 10:1500 ns/div1999/04/07 09:25:28(500 ns/div)NORM:200 MS/s1=Record Length=Smoothing : ON CH1 :

– 45 –CD-BA250H/CD-BA2600HFUNCTION TABLE OF ICIC1 VHiLC78645E-1: CD Servo (LC78645E) (1/2)1 SLC0 Output – Control output.2 SLCIST Input –Resistor con

CD-BA250H/CD-BA2600H– 46 –44 RVSS – – GND for Right channel. Must be connected to 0 V.45 RCHO Output LVDD /2 Right channel output.46 RVDD Input – Powe

CD-BA250H/CD-BA2600H– 4 –NAMES OF PARTSCD-BA250H/CD-BA2600HFront panel1. Disc Tray2. Timer Set Indicator3. On/Stand-by Button4. Tape 2 Cassette Compar

– 47 –CD-BA250H/CD-BA2600HFigure 47 BLOCK DIAGRAM OF ICIC1 VHiLC78645E-1: CD Servo (LC78645E)123456789101112131415161718192021 22 23 24 25 26 27 28 2

CD-BA250H/CD-BA2600H– 48 –1 VDD VDD Input (+) POWER SUPPLY.2 P37 -20 dB ATT Output -20 dB ATTENUATOR.3 P36 NO USE Output GND4 P35 T_BIAS Output TAPE R

– 49 –CD-BA250H/CD-BA2600H53 P121 NO USE Input GND54 P120 PLAY SW_B Input PLAY SWITCH FOR T 2.55 P117 FPA Input TAPE 2 A-SIDE FULL PROOF.56 P116 FPB I

CD-BA250H/CD-BA2600H– 50 –IC601 VHiLC75341/-1: Audio Processor (LC75341)Figure 50 BLOCK DIAGRAM OF IC19202122232412345678910 11 12 13 14 15 161817LVr

– 51 –CD-BA250H/CD-BA2600HFL701 VVKBJ11LM02T1: FL DisplayFL DISPLAYS19GB1 B2 B3 B4 B5 B6 B7B7 B6 B5 B4 B3 B2 B1S51G 2G 3G 4G 5G 6G 7G 8G11G 10GS1B8B9B

CD-BA250H/CD-BA2600H– 52 –WIRING OF PRIMARILY SUPPLY LEADS (CD-BA250H FOR U.K. ONLY)If any one of the bands shown in Fig. 52 is removed for somereason

– 53 –CD-BA250H/CD-BA2600HPARTS GUIDENOTE:Parts marked with “” are important for maintaining the safety of the set.Be sure to replace parts with speci

PRICERANKDESCRIPTIONNO.PARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONCD-BA250H/CD-BA2600HCD-BA250H/CD-BA2600H– 1 –INTEGRATED CIRCUITSIC1 VHILC78645E-1 J

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONCD-BA250H/CD-BA2600HC103,104 VCKYMN1HB181K J AA 180 pF,50VC105,106 VCKYMN1HB561K J

PRICERANKDESCRIPTIONNO.PARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONCD-BA250H/CD-BA2600HRESISTORSVRD-MN2BD000C J AA 0 ohm,Jumper,ø1.4×3.5mm,IvoryR1,2 V

– 5 –CD-BA250H/CD-BA2600HCD-BA250H/CD-BA2600HRear panel1. FM 75 Ohms Aerial Sock2. AM Loop Aerial Socket 3. Video/Auxiliary (Audio Signal) Input Socke

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONCD-BA250H/CD-BA2600HR772 VRD-ST2CD103J J AA 10 kohm,1/6WR773 VRD-ST2CD102J J AA 1 k

PRICERANKDESCRIPTIONNO.PARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONCD-BA250H/CD-BA2600HSW729 92LSWICHT1663T J AC Switch,Key Type [Rec/Pause]SW730 92LS

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONCD-BA250H/CD-BA2600H605 XBBSD20P04000 J AA Screw,ø2×4mm606 XEBSD30P10000 J AA Screw

CD-BA250H/CD-BA2600HABCDEFGH123456Figure 7 CD MECHANISM EXPLODED VIEW– 7 –CD-BA250H/CD-BA2600H306-1701304701302301702303M1703x2305x2SW4M2305PWB-F306-

CD-BA250H/CD-BA2600HABCDEFGH123456TapeMotorMAIN BELTFLYWHEELASS'YTAPE1FLYWHEELASS'YTAPE2FF/REWROLLERASS'YFF/REWROLLERASS'YBELT CON

CD-BA250H/CD-BA2600HFigure 9 CABINET EXPLODED VIEW (2/2)ABCDEFGH123456– 9 –CD-BA250H/CD-BA2600HCDMECHANISM204250228229236254252261232232232 x 4PWB-C2

CD-BA250H/CD-BA2600HABCDEFGH123456C1,2Capacitor2.7µF,100V(N.P.)C1,2Capacitor2.7µF,100VElectrolytic (N.P.)SP3,4TWEETERSP1,2WOOFERBKBKRDRDSP1,2WOOFERSP3

CD-BA250H/CD-BA2600HUNITFRONT SIDE OF SPEAKERSBACKSIDETopBottomABTOPBACKYELLOW COLORRIGHTLEFT179101516132114121AFRONT SPEAKERBFRONTTopTopTopRIGHTLEFT1

CD-BA250H/CD-BA2600H– 6 –OPERATION MANUALCP-BA250H/CP-BA2600HSetting the ClockIn this example, the clock is set for the 24-hour (0:00) display.Note:Th

– 7 –CD-BA250H/CD-BA2600HRemote ControlTest of the remote controlFace the remote control directly to the remote sensor on the unit.The remote control

CD-BA250H/CD-BA2600H– 8 –Accessories123Battery installation of remote controlUse 2 “AA” size batteries (UM/SUM-3, R6, HP-7 or similar). Batteries are

– 9 –CD-BA250H/CD-BA2600HTurn on your system4412The first time the unit is plugged,the unit will enter the demonstra-tion mode. You will see wordsscro