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Casio CD-311S Service Manual

Casio CD-311S Manual Online:

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Casio CD-311S User Manual
Casio CD-311S User Guide
Casio CD-311S Online Manual

Text of Casio CD-311S User Guide:

  • Casio CD-311S, Item Specification Q’ty R591 47Ω 1/4W 1 R601 22KΩ 1/4W 1 R602 22KΩ 1/4W 1 R603 22KΩ 1 R604 22KΩ 1 R605~ 33KΩ 4 R608 R609 12KΩ 1 R610 4.7KΩ 1 R612 100KΩ 1 R613 390Ω 1 R620 22KΩ 1 R621 560KΩ 1 R622 1KΩ 1 R623 1KΩ 1 R633 2.2KΩ 1 R634 4.7KΩ 1 R635 270Ω 1 R636 270Ω 1 R650 4.7KΩ 1 R651 3.3KΩ 1 R652 1.8KΩ 1 R701 22KΩ 1/4W 1 R702 22KΩ 1/4W 1 R703 22KΩ 1 R704 22KΩ 1 R705 33KΩ 4 R708 R709 12KΩ 1 R710 4.7KΩ 1 R712 100KΩ 1 R713 390Ω 1 R720 22KΩ 1 R721 560KΩ 1 R722 1KΩ 1 R723 1KΩ 1 R733 2.2KΩ 1 R734 4.7KΩ 1 R735 270Ω 1 R736 270Ω 1 R750 4.7KΩ 1 R751 3.3KΩ 1 R752 1.8KΩ 1

  • Casio CD-311S, 2-A2 A2 Are voltages more than 8V appeared at pins 1and 10 of IC503 ? * Check around IC503 and Q504. Is waveform at pins 11 to 12 of IC503 like that shown in Fig. 20 ? * Check 16P flat cable. * Check pickup. Is waveforn at pin 16 (FSO) of IC501like that shown in Fig.21 ? Is waveform at pin 17 (COSC) of IC501 like that shown in Fig. 22 ? * Check around IC503. * Check around IC502. * Check around IC501. No No No Yes Yes No Yes Yes 1V VREF-COSC 4V Figure 20 Figure 22 VREF-FSO Figure 21 1V 15

  • Casio CD-311S, 30 IC503: BA5941FP IC504: BA4510F 8 7 6 5 1 2 3 4 +In 2-In2Out 2V CC Out 1 -In 1 +In 1 V EE 2 1 14 85 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Level shift Level shift Level shift Level shift MUTE 13.3K VIN4’ VIN4 VIN3’ VIN3 OP Out OP In(-) OP In(+) 10K 10K 13.3K 13.3K 13.3K 10K 10K GND NC V CC VO3(-) VO3(+) VO4(-) VO4(+) V CC BIAS In VIN1’ VIN1 VIN2’ VIN2 GND GND MUTE V CC VO2(-) VO2(+) VO1(-) VO1(+) 28 15 1 14

  • Casio CD-311S, REASSEMBLY OF TUNING POINTER 1. Turn the varicon unclockwise stop position. 2. Set the pointer ; mark position. (refer figure 6) 3. Set the varicon gear of figure 6 position. 4. Insert the tuner gear Figure 6 3 Varicon Gear Tuner Gear Pointer Mark Tuner Chassis K Figure 5 Varicon Gear Pointer Varicon Tuner Gear L Tuner Chassis

  • Casio CD-311S, N Item Patrt Code Part Name Specification Q'ty R L- 004 1910 0323 COIL W/O CORE (FM,OSC) 0013-150-0-00 1 C L- 005 1909 3371 COIL 0013-024-0-00 1 C L- 007 1910 0324 FM IFT-10 (F-812630) C0012-009-0-00 1 C L- 008 1910 0325 AM IFT-10 (A-814867) C0012-339-0-00 1 C L- 009 1910 0326 FM IFT-10 (F-812628) C0012-010-0-00 1 C SWITCH SW 001 1910 0332 SWITCH / SLIDE SS-43D01-G10 C0028-422-0-00 1 C VARIABLE CAPACITOR VC 001 1910 0328 VARIABLE CAPACITOR 40-140P C0030-163-0-00 1 C VARIABLE RESISTOR VR (SVR) 1910 0331 POTENTIOMETER / TRIMMER 10K C003

  • Casio CD-311S, LCD PCB 1 2 3 4 5 6 7 8 9 1 0 U1 2446LCD 1 2 3 4 5 6 7 8 9 1 0 CN544 10pin 2.0pitch 1 0 987 6 54 321 CW544 2446-544 2.0pitch 2 1 2446-550 DOOR SW TO:CD AMP PCB C594 2 1 CW551 2446-551 Pitch2.5 1 2 CN500 P2.5 P-SET SW P-SET SW CD MECHA L501 10uH Q501 2SA1015 R510 22 1/4 C502 100u 10V +5V C543 0.047u (F) R511 51K R512 39K R514 680K R529 1.5M CD AMP PCB R531 47K R530 1K R536 33K R533 1.8K R532 2.2K C517 220 10V R561 100K R562 10K C518 0.1u (M) C519 0.022u (M) C520 0.1U 50V C521 0.033u (M) VREF TP TS

  • Casio CD-311S, Disassembly Instructions ................................................................................................................. 1 Reassembly of Tuning Pointer ......................................................................................................... 3 Block Diagrams ................................................................................................................................ 4 Tuner.....................................................................................

  • Casio CD-311S, R/P Head Adjust Screw CASSETTE MECHANISM ELECTRICAL ADJUSTMENTS General Remarks * Before attempting to adjust the mechanism, wipe clean all tape-contacting surfaces (pinch roller, REC/PB head, erase head, and capstan), as well as the contact surfaces of the driving parts (motor pulley, flywheel, pulley, belt, and clutch assembly), with a piece of soft cloth moistened with denatured alcohol. Grease stains may cause trouble. * Never use a magnetized screwdriver for head adjustment. Equipment Required * Oscilloscope * Frequency counter * Screwdriver (Plastic type) * Test tapes MTT-113C (TEAC) or TCC-111N (TEAC)

  • AMP, Tape, PS L ch R ch REC L ch REC R ch Tape 9V DC 9V GND BEAT DC 9V GND AC 9V T1 CD 9V GND L ch R ch L ch R ch REC L ch REC R ch TAPE 9V DC 9V GND BEAT SW101 REC/PLAY IC101 PRE AMP L101 OSC TAPE BLOCK SW501 Beat Q620, Q720 Q623, Q723 AF MUTE IC581 PW AMP L ch R ch TU 9V GND CD 9V TU 9V Tape 9V DC 9V CD 9V TU 9V Tape 9V DC 9V AMP BLOCK VR201 Volume SW202 SW201 Function PS BLOCK To CD Bl

  • Casio CD-311S, Select Knob Select Knob Volume Knob Tuning Knob LCD Unit Tuner Unit VR Unit CD Mechanism Set CD AMP Unit Top Case Unit Figure 3 4. Pull out the two slect knobs, volume knob and tuning knob. 5. Remove four screws C holding the tuner unit. 6. Remove six screws D holding the CD AMP unit. 7. Remove five screws E holding the VR unit. 8. Remove three screws F holding the CD mechanism set. 9. Remove two screws G holding the LCD unit. 10. Remove three screws H holding the tape unit. 11. Remove four screws J holding the angle A and cassette mechanism unit. Angle A Tape Unit Case Unit Cassette mechanism Unit Figure 4 2

  • Casio CD-311S, R120 220K R121 220K R104 20K C104 0.0027u(B) C103 0.01u (M) R103 1K R102 1K C102 0.01 (M) R105 10K R107 220K C107 22u 16V C106 1u 50V R109 6.8K R122 1K C105 0.01u (M) R106 82 C135 47p(CH) C126 0.001u (M) C127 0.0047u (B) D103 1N4148 C132 1u 50V R126 100K R125 47K C129 47u 16V 12 C130 100u 16V C140 100u 16V C128 1u 50V C111 220p B C111 220p B C111 220p B C111 220p B C111 220p B C111 220p B C111 220p B 345678 R108 68K A L C I N M F O U T R E C O U T M U T E V S G N D P R E G I N N F O U T O U T M U T E M U T E I N V C C IC101 TA7668BP C108 10p (CH) C111 220p (B) R101 220K C110 47u 16

  • Casio CD-311S, 1 0 0 / 1 6 I C3 0 . 0 2 2 C8 C1 L 5 F M - RF R1 2 7 2 2 P F L 4 F M- OS C 5 P F C3 P V C F M - O S C L 1 A M BA R - A N T P V C A M- A N T 1 0 0 K R 2 C6 0 . 0 2 2 C7 D6 0 . 0 2 2 C2 6 RO D A NT A N T 1 1 5 P F 3 3 P F C1 0 L 6 F M- A NT 2 2 P F C1 1 F M- DF T L 7 A M- DF T 3 3 / 1 0 C1 2 CF 1 F F D4 5 5 MB F F E1 0 7 0 M A CF 2 0 . 0 2 2 C2 8 0 . 0 4 7 C3 0 C3 2 4 . 7 K R 5 F M- O CT L 9 1 / 2 W 2 2 0 R 1 1 C2 5 C2 2 3 3 0 0 P F 0 . 0 1 2 C2 3 A M O S C P V C A M- OS C 5 6 K R 1 3 1 0 0 0 P C1 3 C1 5 0 . 3 3 / 5 0 1 0 / 1 0 C1 4 C1 6 3 . 3 / 2 5 1 K R7 0 . 1 C1 7 ( B) 1 0 0 0 P F C2 1 1 2 K R8 S V R1 1 0 K

  • Casio CD-311S, Item Specification Q’ty C750 Plastic film 50V 0.1 µF !10% 1 C801 Plastic film 50V 4700 PF !10% 1 C802 Electrolytic 50V 0.1 µF !20% 1 C803 Electrolytic 50V 0.22 µF !20% 1 C804 Ceramic 50V 0.047 µF +80/-20% 1 C805 Ceramic 50V 0.047 µF +80/-20% 1 C806 Ceramic 50V 1000 PF !10% 1 C810 Ceramic 50V 1000 PF !10% 1 RESISTOR All resistors are carbon film type, 1/6watts, !5% unless otherwise specified. Item Specification Q’ty R1 27Ω 1/4W 1 R2 100KΩ 1/4W 1 R3 10Ω 1/4W 1 R4 100Ω 1/4W 1 R5 4.7KΩ 1/4W 1 R6 1MΩ 1/4W 1 R7 1KΩ 1/4W 1 R8 12KΩ 1/4W 1 R9 15KΩ 1/4W 1 R10 15KΩ 1/4W 1 R11 220Ω 1/2W 1 R13 56KΩ 1/4W 1 R101 220KΩ 1 R102 1KΩ 1

  • Casio CD-311S, Pre-Adjustment Procedures * Remove the bottom chassis assembly. (Refer pages 1, 2) * Use the plastic screwdriver. Equipment Required * Syncroscope (with probe 10:1) * Screwdriver (Plastic type) * The Test Disc SONY YEDS-18(Type 4)ABEX TCD784 E-F Balance Adjustment (Figures 11 and 13) CD ADJUSTMENTS A B 0V (Vref) A=B Step Connect Setting Adjust Result Play the test disc.1 See Figure 11 VR501 Set the PAUSE mode. 2 Syncroscope CD PCB GND R572 (TSO) R571 Vref Figure 11 RF Adjustment (Figures 12 and 13) Step Connect Setting Adjust Result Syncroscope CD PCB Adjust VR502 for the amplitude of the waveform

  • Casio CD-311S, 2-A A Note: Open the CD door and check the radiation power with an optical power meter or by watching the radiaation through the lens of the pickup unit at a minimum distance of 30cmfrpm the pickup. Does the LASER emit ? A1 Dose the lens move up and down ? A2 Load a disc and close CD door. Then check the following. Is the waveform at R570 (RFO) like that shown in Fig. 15 ? * Check around IC501 and IC502. Is the waveform at pin 21 (SEL) of IC501 like that shown in Fig. 14 ? * Check wire connector from pickup. * Check IC501. * Check pickup. Is the wav

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