Sharp GX-CD1200W GL Service Manual

GX-CD1200W– 1 –CONTENTSPageSPECIFICATIONS ...

GX-CD1200W– 10 –ABCDEFGH1234 56• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.Figure 10 SCHEMATIC DIAGRAM (1/4)654321 7 6 5 4 3 2 1 1 2 3 4 5C2

GX-CD1200W– 11 –Figure 11 SCHEMATIC DIAGRAM (2/4)78 9101112123456789 4 3 2 1 9 7 5 3 19 8 7 6 5 4 3 2 1 +1413121110987654321876512LED501,502POWER DI

GX-CD1200W– 12 –ABCDEFGH1234 56• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.Figure 12 SCHEMATIC DIAGRAM (3/4)SW810OPEN/CLOSEFW802 BI802BI801

GX-CD1200W– 13 –Figure 13 SCHEMATIC DIAGRAM (4/4)78 9101112• The numbers 1 to 17 are waveform numbers shown in page 19.C8530.022 L8010.82µHC8441

GX-CD1200W– 14 –ABCDEFGH1234 56Figure 14 WIRING SIDE OF P.W.BOARD (1/4)C260R252C254R251C253C257R253R255C251R518C259R259R519R257IC202C255R201R204R202R

GX-CD1200W– 15 –Figure 15 WIRING SIDE OF P.W.BOARD (2/4)78 9101112R260C260R252C254R419409R412C415C413C405R256R415C412C252R417R258R254IC203C256C30SW10

GX-CD1200W– 16 –ABCDEFGH1234 56Figure 16 WIRING SIDE OF P.W.BOARD (3/4)C654C653D651C652C651BATTERYSDC15V["D" SIZE (UM / SUM-1,R20 or HP2) b

GX-CD1200W– 17 –Figure 17 WIRING SIDE OF P.W.BOARD (4/4)78 9101112• The numbers 1 to 17 are waveform numbers shown in page 19.F0027AWBI802R812C8

GX-CD1200W– 18 –NOTES ON SCHEMATIC DIAGRAM• Resistor:To differentiate the units of resistors, The symbol as K andM are used: the symbol K means 1000

– 19 –GX-CD1200WWAVEFORMS OF CD CIRCUITNO DISC FOCUS SEARCH STOP PLAYFOO1 TMAX 1 FO+ 2SBOK2FO- 3 DMO 3FOCUS SEARCH TOC IL STOP PLAYSEL 1 TEI

GX-CD1200W– 2 –FITTING OF DIAL POINTERFOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFERTO THE OPERATION MANUAL.QACCE0007AW00AC PO

– 20 –GX-CD1200WTROUBLESHOOTING (CD SECTION)HOW TO USE1. Using the brush in the cleaner cap, apply 1 or 2 drops of the cleaning fluid to the brush on

– 21 –GX-CD1200W• Laser failure.YesNoCheck the laser come on when pattern cut between pin 8 (SEL) ofIC801 and pin 74 (SEL) of IC802.YesNoCheck the per

– 22 –GX-CD1200W• Focus servo sawtooth wave failure.Is +8.1V applied to the pins 1 and 30 (VCC) of IC803 ? Is sawtooh wave output to the pin 66 (FOO)

– 23 –GX-CD1200W• Sled motor operation failure.YesYesIs following sled feed signal output the pin 71 (FMO) of IC802when FF/REW key is pressed after th

– 24 –GX-CD1200WIC802 VHiTC9457F0-1: Servo/Signal Control (TC9457F0) (1/4)1* (OT5)S1 SEG1 Output Segment signal output to the LCD panel.2 (OT6)S2 SEG2

– 25 –GX-CD1200WIC802 VHiTC9457F0-1: Servo/Signal Control (TC9457F0) (2/4)30 (S12)P4-1 PUSEL2 Input 3-bit CMOS I/O ports.31* (SO/S11/ NC Input/Output

– 26 –GX-CD1200WIC802 VHiTC9457F0-1: Servo/Signal Control (TC9457F0) (3/4)63 SBAD SBAD Input/Output Subbeam add signal input pin.64 TEI TEI Input/Outp

– 27 –GX-CD1200WIC802 VHiTC9457F0-1: Servo/Signal Control (TC9457F0) (4/4)91 /HOLD HOLD Input This pin is used to input a signal that requests or clea

– 28 –GX-CD1200W— M E M O —

– 29 –GX-CD1200WPARTS GUIDENOTE:Parts marked with “ ” are important for maintaining the safety of the set.Be sure to replace parts with specified ones

GX-CD1200W– 3 –NAMES OF PARTS1. CD Compartment2. CD Eject Button3. Track Number Indicator4. (CD) Play Indicator5. (CD) Pause Indicator6. Extra Bass Co

PRICERANKDESCRIPTIONNO.PARTS CODE NO. PARTS CODEPRICERANKDESCRIPTIONGX-CD1200W– 1 –INTEGRATED CIRCUITSIC1 VHITA7358AP-1 J AG FM Front End,TA7358APIC2

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONGX-CD1200WC203,204 RC-GZA105AF1H J AB 1 µF,50V,ElectrolyticC205,206 VCQYKA1HM103K J

PRICERANKDESCRIPTIONNO.PARTS CODE NO. PARTS CODEPRICERANKDESCRIPTIONGX-CD1200WR305 VRD-ST2EE273J J AA 27 kohms,1/4WR306 VRD-ST2EE470J J AA 47 ohms,1/4

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONGX-CD1200W209 HDECQ0008BGSA J AD Panel,Cassette Holder [Tape 2]210 HDECZ0001BGSA J

PRICERANKDESCRIPTIONNO.PARTS CODE NO. PARTS CODEPRICERANKDESCRIPTIONGX-CD1200WACCESSORIES/PACKING PARTS! QACCA0001SJ00 J AS AC Power Supply Cord! QACC

GX-CD1200WABCDEFGH1234 56Figure 6 CD MECHANISM EXPLODED VIEW– 6 –701304 701302301702303M802703x2305x2SW702M801305PWB-B704306307

GX-CD1200WABCDEFGH1234 56Figure 7 CABINET EXPLODED VIEW– 7 –Note: Only the unit and consumale parts are supplied as parts supply for the Tape mechanis

GX-CD1200WABCDEFGH1234 56Figure 8 SPEAKER EXPLODED VIEWBLACKBLACKREDREDWOOFERSP401(L-CH)SP402(R-CH)TWEETERSP403(L-CH)SP404(R-CH)TWEETERSP403(L-CH)SP40

GX-CD1200W— M E M O —– 9 –

GX-CD1200W— M E M O —– 10

GX-CD1200W– 4 –DISASSEMBLYCaution on DisassemblyFollow the below-mentioned notes when disassemblingthe unit and reassembling it, to keep it safe and e

GX-CD1200WA0006-1408DS•HA•ISCA • SCNZ • EXSHARP CORPORATIONCommunication Systems GroupQuality & Reliability Control CenterHigashihiroshima, Hirosh

GX-CD1200W– 5 –(F1)x3ø3x10mm(G1)x3ø3x10mm(F1)x3ø3x10mm(F2)x2(F2)x1CD Servo PWBSwitch PWBCD Control PWB(F1)x1ø3x10mmCD MechanismCD Player Unit(H3)x4ø3x

GX-CD1200W– 6 –Figure 6-5Record/Playback HeadEraseHead(A1) x1ø2x3mm(A1) x1ø2x7mmHook(A2) x2TAPE 1TAPE 2(B1) x1ø2x3mm(B1) x1ø2x7mmPlaybackHeadPi

GX-CD1200W– 7 –ADJUSTMENTSpecified ValueMECHANISM SECTION• Driving Force CheckSpecified Value• Torque CheckPlay: TW-2111 30 to 70 g.cm 27 to 60 g.cmFa

GX-CD1200W– 8 –Figure 8 ADJUSTMENT POINTSSW401 CF2 IC2 TC6 SW1 TC5 SW103 L7TC7 L1L2L8L6L5TC8 L9L11 CF3 IC1 CF1 Q603CNP103IC502 VR102 VR1 L10 CNP501SPE

GX-CD1200W– 9 –CD SECTIONSince this CD system incorporates the following automatic adjustment function, when the pickup is replaced, it is not necess