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3. TEST EQUIPMENT REQUIRED FOR SERVICING

For measuring or checking a Cassette Deck, the following

instruments and materials are necessary.

•

Audio Oscillator (Audio Signal Generator)

•

Attenuator (600 ohm)

•

Audio Noise Meter

• Oscilloscope

•

Wow and Flutter Meter

•

Torque Meter (Cassette Type)

•

Digital Frequency Counter

• Test

Tape

TCC-112/MTT-111

Wow/Flutter, Tape Speed

TCC-120/MTT-212N

Signal-to-Noise

Ratio

TCC-130/MTT-150

Dolby Level Adjustment

TCC-174A/MTT-255M

Azimuth

Adjustment

(TCC-****:A-BEX/MTT-****:TEAC)
•

Blank Tapes (Completely erased with bulk eraser)

AC-225

(Normal)

AC-514 (High Position)

AC-713

(Metal)

NOTE:

If any doubt is noted in a measured value, which is due to a

tape. Re-measurement is necessary by use the new tape.

•

Mirror cassette 12um padless

TCC-902/MTT-902

Tape

owing check

•

Head guide gauge (M-300)

THG-801

4. ELECTRICAL ADJUSTMENTS

(A) Remark for adjustment

1) Clean and de-magnetize the tape path part before

measurement.

2) Keep cassette tapes away from equipments.

3) De-magnetize tools often.

4) Do not turn adjustment parts by strong force.

5) Keep a cassette deck horizontally while measuring.

6) Keep amount of glue in proper.

7) Confi

rm the mains voltage, output level of oscillator and

etc. before adjustment and measurement.

All manuals and user guides at all-guides.com

Содержание PMD351 N1B

Страница 1: ...XPLODED VIEW AND PARTS LIST 47 14 ELECTRICAL PARTS LIST 53 PMD351 N1B U1B R PMD351 Please use this service manual with referring to the user guide D F U without fail Service Manual EJECT POWER HP SELE...

Страница 2: ...JAPAN INC 35 1 7 CHOME SAGAMIONO SAGAMIHARA SHI KANAGAWA JAPAN 228 8505 PHONE 81 42 748 1013 FAX 81 42 741 9190 EUROPE TRADING MARANTZ EUROPE B V P O BOX 8744 BUILDING SILVERPOINT BEEMDSTRAAT 11 5653...

Страница 3: ...y Input Impedance TAPE IN 100mV 47k MIC IN 0 5mV 10k CD Channels 2 Sampling frequency 44 1 kHz Quantization 16 bit linear channel Error correction system Cross interleave Reed Solomon code CIRC D A Co...

Страница 4: ...ingerprints SBC444A 4822 397 30245 Disc 65 min 1kHz without no pause 4822 397 30155 Max diameter disc 58 0 mm 4822 397 60141 Torx screwdrivers Set straight 4822 395 50145 Set square 4822 395 50132 13t...

Страница 5: ...eraser AC 225 Normal AC 514 High Position AC 713 Metal NOTE If any doubt is noted in a measured value which is due to a tape Re measurement is necessary by use the new tape Mirror cassette 12um padle...

Страница 6: ...IC FLUX LEAK MAGNETIC FLUX TCC 130 DOLBY REFERENCE LEVEL MTT 150 TCC 120 IEC REFERENCE LEVEL S R L MTT 212N 2 S R L Setting 1 Apply a 1kHz 100mV to the LINE INPUT jacks 2 Put the unit in RECORD mode a...

Страница 7: ...X Filter Adjustment BIAS FREQUENCY Adjustment BIAS OSC Coil HX Coil REC PB FREQUENCY Response Adjust NORMAL Tape METAL Tape REC PB FREQUENCY Response check REC PB LEVEL Adjustment DOLBY NR ON B C NORM...

Страница 8: ...6 ADJUSTMENT POINT COMPONENT SIDE All manuals and user guides at all guides com...

Страница 9: ...he lower channel to the maximum 4 Lock azimuth screws with glue 5 Playback the 315 Hz part of the test tape and set a 0 dB ref then playback the 12 5 kHz part of the test tape and confirm that the out...

Страница 10: ...at the bias frequency TEST POINT ADJ POINT ADJ TO R901 LL01 105kHz Remark May have to connect FREQUENCY COUNTER through an AUDIO VOLT METER 3 Next connect the Oscilloscope to the HX test point T901 T9...

Страница 11: ...nto record mode Measure the output level to set the reference level of 0dB 2 Playback the just recorded part and adjust proper variable resistor until the REC PB levels are within 0 5dB CH ADJUSTMENT...

Страница 12: ...1 CR 2 12002 CR 11802 CR 3 12003 CR 11803 CR 4 12004 CR 11804 CR 5 12005 CR 11805 CR 6 12006 CR 11806 CR 7 12007 CR 11807 CR 8 12008 CR 11808 CR 9 12009 CR 11809 CR Time 12011 CR Recall 12015 CR Repea...

Страница 13: ...FF CR PowerOn 118PRON CR Cassette 1 18CASS CR IN 118CAIN CR Eject 118CAEJ CR PlayMode 1 18PLAY CR Stop 118STOP CR PlayFW 118PLFW CR PlayRV 118PLRV CR Pause 118PASE CR FF 118FASF CR REW 118FASR CR Cue...

Страница 14: ...hole of bottom and push the eject lever 2 Use a minus driver width is about 4 mm 6 SERVICE PROCEDURE This picture shows the unit upside down The eject lever is pointed by the arrow The lever is thin s...

Страница 15: ...tton to go to Mode 3 Press PREV button to go to Mode 1 5 Mode 3 Display 03 Status FOCUS ON SPINDLE ON RADIAL ON MUTE OFF Press PREV button to go to Mode 2 6 Others In the Mode 0 or 1 pressing the numb...

Страница 16: ...14 Personal notes All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 17: ...15 16 TO CASSETTE MECHA TO CD MECHA TO CD MECHA 8 WIRING DIAGRAM All manuals and user guides at all guides com...

Страница 18: ...324 M2 DAC CS4338 Decoder Digital Servo RF AMP Laser Supply TZA1024 TDA7073AT X3 8C AUTO REVERSE R P HEAD APE MECHANISM ALPS CMAY2Z3 E HEAD Motor Drive Tape count Dolby B C REC EQ AMP HA12155NT 15V EQ...

Страница 19: ...50V 1 50V 100u 16 MPX_SW DM DM 10k 10k 10k 0 1 10 1 4 0 1 220u 16 DM 10p 10p R608 R607 R602 RK46 RK03 C626 L602 R619 C621 R622 RK43 R611 C632 RK10 R615 CK03 C611 CK05 RK02 R616 C609 CK06 R620 CK02 QK...

Страница 20: ...10k 10k 4 7 35V 4 7 35V 470 470 1M 220 10V 2SC536 2SC536 EH 100 100 1k 1k DM DM 0 1u JG03 JG04 JG01 JG01 JG01 JG01 QG01 RG01 RG05 CG01 CC05 CG11 DC04 DC03 CG02 RG06 RG03 RG04 RG02 RG42 RG41 QG02 QG03...

Страница 21: ...1 2 3 4 5 6 7 8 9 10 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 6 5 4 3 2 1 1 3 2 1 2 3 6 5 4 1 2 3 10 9 8 7 6 5 4 3 2 1 12 11 7 8 10 9 6 5 1 2 4 3 1 4 5 6 7 8 9 10 11 12 13 14 15 16...

Страница 22: ...31 L831 S831 D801 J831 J832 Q801 C803 C804 J802 C807 Q802 Q808 Q804 C809 C806 C805 D851 D855 C851 D853 D854 Q851 R852 R851 D852 R856 R857 C852 R855 R854 D806 R803 C810 R804 Q803 PDIN Q807 Q806 R805 R8...

Страница 23: ...2 1 MOT_SW PDM CDMU TAPEMU PDM_ A PDM 10R 1U 47k 100n UPD784217A 10R 10R 100n 100n 100n 10R 47k DM DM 2SC4081 10k 2k2 10k DM 4k7 1SS301 BD4742G TR 1k 1k 1k 47k DM 47k 1k 0 022 10k 220 220k 470 10k 10...

Страница 24: ...R113 R111 C103 R110 R103 C101 R101 Q102 R104 R106 R105 C105 C102 J101 J102 R109 Q103 Q105 Q104 R125 C127 R123 C109 C119 R115 C121 R116 R119 C126 R117 C116 C115 R118 R122 C120 R120 R121 C123 C122 R124...

Страница 25: ...C313 R317 R312 R310 R307 R305 R315 R313 C322 C319 C320 C325 C316 C315 R337 R338 R340 R339 R341 C340 R319 R318 R328 C337 C335 C318 C321 C314 C317 C324 C304 C336 C339 C301 R301 R302 C306 C311 R343 R342...

Страница 26: ...03 QU05 QU02 QU09 QU08 Q851 Q807 Q805 QG03 QG05 QG06 QC04 QC01 Q801 Q901 Q808 Q903 Q902 QL03 QU06 Q804Q803 Q806 QK02 Q601 QK01 QJ02 QL01 QL04 QU07 Q802 QM04 Q872 Q873 Q871 QM12 QM16 QM02 QM31 QM07 QM0...

Страница 27: ...35 PY03 PY13 QY01 QY02 QY01 PY23 PY33 All manuals and user guides at all guides com...

Страница 28: ...36 PS03 PT03 PG03 PV03 QV01 PP01 QR01 All manuals and user guides at all guides com...

Страница 29: ...37 QU53 QU52 Q383 Q304 Q352 QU51 QU64 QU61 Q111 Q112 Q101 Q102 Q113 Q114 Q106 Q107 Q104 Q103 Q303 Q110 Q302 Q109 Q301 Q108 Q105 Q382 Q381 Q351 PS01 All manuals and user guides at all guides com...

Страница 30: ...HRM 5 AOUTR O Analog Right Channel Output typically 3 5 Vp p for a full scale input signal 6 AGND I Analog Ground analog ground reference is 0V 7 VA I Analog Power analog power supply is nominally 5V...

Страница 31: ...t right Clock To DAC 22 SDO O DAC serial data To DAC 21 BCKO O DAC bit clock To DAC 19 OSCK O DAC oversampling clock To DAC ADC GPSO interface 55 GPSO_CK I GPSO bit clock From MCU 54 GPSO_SDO O GPSO s...

Страница 32: ...I2 C LINK 63 SCL I I2C clock signal From MCU 64 SDA I O I2C data signal To MCU MISCELLANEOUS 17 XTI I Oscillator input 18 XTO O Oscillator output 25 CLKOUT O Buffered output clock 15 RESET I Reset 16...

Страница 33: ...s lead C2 External capacitor terminal is connected to this lead C2 External capacitor terminal is connected to this lead TIN Transmitter Inputs These leads accept TTL CMOS levels An internal 400kW pul...

Страница 34: ...mmable open drain VSSD1 33 1 digital ground 2 V2 V3 34 versatile I O input versatile pin 2 or output versatile pin 3 open drain WCLI 35 word clock input for data loopback to DAC SDI 36 serial data inp...

Страница 35: ...41 42 2 1 3 6 25 31 44 24 16 15 26 49 48 47 46 45 43 38 63 34 61 62 32 8 9 10 11 4 14 5 17 33 50 58 52 57 54 55 56 64 59 60 53 51 30 29 28 27 VRIN Iref R2 SCL SDA RAB SILD HFIN HFREF ISLICE TEST1 TES...

Страница 36: ...44 QU51 PD784217AGC 192 8EU All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 37: ...tan motor on off 49 P81 A1 O SOL Solenoid on off 50 P82 A2 O RPC Reel speed high low QU51 PD784217AGC 192 8EU Pin No Port Name I O Signal Name Remarks 51 P83 A3 O RM1 Reel motor1 on off 52 P84 A4 O RM...

Страница 38: ...5 Dx 2 5 1 2 8 3 X8 M x 2 0 3 4 G PG0 3 0 3 2 B 5 1 2 8 3 X8 M 0 3 3 B L 0 0 1 5 1 2 6 4 X1 5 U x 2 5 1 2 6 4 X1 5 U x 4 PS0 3 PT 0 3 N ONLY U ONL Y 5 1 1 0 3 X8 M x 3 5 1 2 8 4 X8 M x 4 W 0 0 1 5 1 2...

Страница 39: ...CUTCHEON CD 02AT063010 001C 416T271500 CASSETTE HOLDER K 416T271500 002C 415T271020 CASSETTE HOLDER 415T271020 004C 416T116020 LEAF SPRING FOR CLAMPER 416T116020 006C 420T115030 CASSETTE HOLDER OPEN S...

Страница 40: ...2G0 WASHER FJ111 30 59264702G0 172M 59264705G0 WASHER FJ111 14 59264705G0 173M 64001500L0 E RING UG13U 15 64001500L0 175M 456T264050 MAIN BELT FF17G 31 456T264050 176M nsp SPRING FC52H 13 420T116050 1...

Страница 41: ...51 All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 42: ...THESE PARTS 52 POS NO VERS COLOR PART NO FOR EUR DESCRIPTION PART NO MJI 1 QP40410986 SUSPENSION 4822 404 10986 QP40410986 2 QP40111709 CLAMPER 4822 401 11709 QP40111709 3 QP35810266 BELT 4822 358 10...

Страница 43: ...71 2200 pF 222 C 5 ELECTROLY CAP 6 FILM CAP 5 EA 10 Electrolytic capacitor One way lead type Tolerance 20 Examples Capacity value 0 1 F 104 4 7 F 475 100 F 107 0 33 F 334 10 F 106 330 F 337 1 F 105 22...

Страница 44: ...000 D854 HD31301000 ZENER DIODE 13V HD31301000 D855 HD20003000 DIODE RL103E RECTRON DSF10C HD20003000 D871 nsp DIODE HD20002000 D874 1SS176 MA165 1SS254 30V 0 1A DC01 nsp DIODE HD20002000 DC04 1SS176...

Страница 45: ...TL 8 223J LC22260710 LK02 LC22260710 CHOKE COIL TL 8 223J LC22260710 LL01 TC10140350 OSC TRANSF BIAS OSC COIL 105KHZ OF 10 TC10140350 LL02 LC11010130 CHOKE COIL EL0607RA101K LC11010130 LT01 TP41042010...

Страница 46: ...150pF 5 CG 50V DD95151300 C388 nsp CER CHIP 150pF 5 CG 50V DD95151300 C389 EY10601620 TANTL CHIP 10 F 16V EY10601620 C390 EY47601020 TANTL CHIP 47 F 10V EY47601020 C391 nsp CER CHIP 0 1 F GRM39F104Z16...

Страница 47: ...333610 R390 nsp CHIP 33k 5 1 16W NN05333610 R391 nsp CHIP 0 5 1 16W NN05000610 R392 nsp CHIP 0 5 1 16W NN05000610 R393 nsp CHIP 10k 5 1 16W NN05103610 R394 nsp CHIP 10k 5 1 16W NN05103610 R395 nsp CHI...

Страница 48: ...OR SR02030200 PY03 DISPLAY CIRCUIT BOARD PY03 CAPACITOR CY02 nsp ELECT 100 F M 10V RA 2 OA10701020 PY03 RESISTOR RY51 RK05020530 VAR 5k B CT CC L 12 5 RK11K114 RK05020530 PY03 RESISTORS COMMON CARBON...

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