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Model PMD520 User Guide
3-Head Double Cassette Deck
R
1
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CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK) NO USER-SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of suffi- cient magnitude to constitute a risk of electric shock to persons. The exclamation point wi
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SAFETY INSTRUCTIONS READ BEFORE OPERATING EQUIPMENT This product was designed and manufactured to meet strict 12. Grounding or Polarization — The precautions that should quality and safety standards. There are, however, some in- be taken so that the grounding or polarization means of an stallation and operation precautions which you should be par- appliance is not defeated. ticularly aware of. 1. Read Instructions — All the safety and operating instruc- tions should be read before the appliance
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FIG. 1 EXAMPLE OF ANTENNA GROUNDING ACCORDING TO NATIONAL ELECTRICAL CODE INSTRUCTIONS CONTAINED IN ARTICLE 810 - “RADIO AND TELEVISION EQUIPMENT” ANTENNA LEAD IN WIRE GROUND CLAMP ANTENNA DISCHARGE UNIT (NEC SECTION 810–20) ELECTRIC GROUNDING CONDUCTORS SERVICE (NEC SECTION 810–21) EQUIPMENT GROUND CLAMPS POWER SERVICE GROUNDING ELECTRODE SYSTEM (NEC ART 250, PART H) NEC – NATIONAL ELECTRICAL CODE This Class B digital apparatus meets all requirements of the Cet appareil numérique de la Classe B
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Dolby noise reduction and HX Pro headroom extension are manufactured under license from Dolby Laboratories Licensing Corporation. HX Pro originated by Bang & Olufsen. “DOLBY” the double-D symbol and “HX PRO” are trademarks of Dolby Laboratories Licensing Corporation. is a registered trademark. Printed in Japan 98 / 10 MIT 5 418S851252
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English TABLE OF CONTENTS Page INTRODUCTION............................................................................................................................................................. 6 PRECAUTIONS .............................................................................................................................................................. 6 FEATURES ...................................................................................................................
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English ¡ CASCADE CONNECTION FOR SERIAL CONNECTION OF INTRODUCTION MULTIPLE UNITS By connecting several PMD520s in series by way of the cas- Thank you for selecting the Marantz Model PMD520 3-head In- cade connection, multiple units can play or record continu- dependent Dual Well Cassette Deck. ously for logging and other long-time recording applications. Please read these operating instructions carefully. We recom- In this case, Wells A and B of unit #1 will play (or record) as mend that you re
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English CONTROL I/O Pin assign REAR PANEL CONNECTIONS Pin No. Function Pin No. Function AAAAA DECK A/B LINE INPUT 1 REW A IN 14 NORM IN These jacks should be connected to LINE OUTPUT of your 2 REW B IN 15 HIGH IN source. 3 FF A IN 16 AUTO REW IN 4 FF B IN 17 TAPE TIME A IN Note: 5 PLAY A IN 18 TAPE TIME B IN Short pins are installed from the factory in the Deck B IN- 6 PLAY B IN 19 COUNTER RESET A IN PUT. 7 STOP A IN 20 COUNTER RESET B IN The short pins should be removed only if an input source
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English rrr COUNTER BUTTONS iii TAPE SPEED BUTTONS rr ii These switches determine the playback/recording speed of ¡ TAPE TIME tapes in both Wells A and B. This button changes the reference time of tape (tape type) so that the time counter can show accurate time informa- ¡¡¡¡¡ HIGH tion. The initial setting when the unit is turned on is "60". Press this button to set the tape speed for duplication to The first press of this button displays the current setting. 3-6/8 ips (9.5 cm/sec). Every time t
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English !3!3!3 TIMER !3!3 DISPLAYS This switch is used to set the timer operation mode. aaaaa TAPE TIME COUNTERS ¡ OFF No timer operation is used when the switch is set to this These counters display the tape position for each Well in position. Minutes and Seconds. ¡ REC Timer recording operation is activated when the switch is bbbbb BARGRAPH LEVEL METERS set to this position. The tape will automatically start record- ing when the power is switched on. These meters display the signal levels for
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English RECORDING OPERATION SINGLE WELL RECORDING PLAYBACK (Same procedure for Well A or Well B) PLAYBACK ON ONE WELL (Same procedure for Well 1. Insert a blank cassette into the cassette holder(s). A or Well B) OR BOTH WELLS 2. Reset the tape counter by pressing the RESET button. 1. Set the POWER button to ON. 3. If you wish to use Dolby NR, set the DOLBY NR switches 2. Insert a prerecorded cassette in the cassette holder(s). accordingly. 3. Reset the tape counter by pressing the RESET button.
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English TIMER RECORDING CONTINUOUS RECORDING (Same procedure for Wells A and B) 1. Insert blank cassettes into both Wells. Be sure that both decks 1. Connect the power cord of this unit to a timer. are rewound. 2. Insert a blank cassette in the cassette holder(s). 2. If you wish to use noise reduction, set the DOLBY NR switches accordingly. 3. Set the POWER button to on. 3. Reset the tape counters to "00.00" by pressing the RESET 4. If you wish to use Dolby NR in your recording, set the DOLBY bu
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English CASCADE OPERATION SYNCHRONOUS RECORDING Synchronous Recording is possible only when this unit is con- Refer to Fig. 5 nected with a Marantz Professional product equipped with the CASCADE CONTINUOUS PLAYBACK Sync Recording function. The Synchronous Recording connection consists of a single RCA 1. Set the POWER button to ON. cable which runs to the RC-5 REMOTE input jack on the rear 2. Connect the EXT output of the first unit into the EXT input of panel of the PMD520, from the REMOTE outpu
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English Error Message OTHER OPERATIONS If a problem occurs during the AUTOMATIC BIAS routine, Caution: an Error message will appear on the display. Please refer ¡ If you must stop playback or recording in the middle of a tape, to the following table. be sure to press the STOP button first, then turn the power off. If the power is turned off in the middle of an operation, the Err No. Meaning cassette tape remains loaded, and it may be impossible to Err 1 Tape End Error eject. In such a case, tur
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English HIGH SPEED DUPLICATION DUPLICATION SYNCHRONIZATION Refer to Fig. 6 1. Insert the master tape in Well A of unit #1. CONNECTION 2. Insert the blank cassettes in both Wells A and B of units #2 and after. 1. Connect the WRC220 * to the RC-5 IN jack of unit #1. 3. Press the TAPE SPEED HIGH buttons of all the units so that 2. Connect the RC-5 OUT jack of unit #1 with the RC-5 IN jack the HIGH indicators of all the units light up. of unit #2. 4. DOLBY NR is automatically switched off for high s
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English Medium-frequency gain AUTO BIAS & EQ SYSTEM The internal oscillator outputs a 3 kHz signal in the range of ±4 dB. This signal is recorded and played to adjust the recording System Operation Description gain at around 3 kHz so that the playback output becomes the This system sets the recording bias, recording gain, medium- standard level as shown by B in Figure 3. frequency gain, high-frequency gain and high-frequency peak automatically so that the characteristics of the tape in use can F
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English CARE AND MAINTENANCE REPAIRS Only the most competent and qualified technicians should be This section describes the care and maintenance tasks that allowed to service your unit. Marantz and its factory trained must be performed to optimize the operation of your Marantz warranty station personnel have the knowledge and special equipment. equipment needed for repair and calibration of this precision instrument. In the event of difficulty, call the toll-free telephone number listed MAINTENA
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RC-5 Command Table TECHNICAL SPECIFICATIONS Command RC-5 Code 0 1800 Track System ........................................... 4 Track, 2 Channel 1 1801 Head System 2 1802 Rec Play Head ........................................ Hard Permalloy 3 1803 Erase Head ........................................... Dual Gap Ferrite 4 1804 Approx Head Life .................................................. 1000H 5 1805 Recording/Erasure System ........................ AC 105 kHz Bias 6 1806 Motor System 7 1807
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Figure 4 R MODEL NO. PMD520 AC120V 60Hz 0.25A LOOP MADE IN JAPAN THROUGH DECK B DECK A REMOTE A OUT LINE LINE IN OUT IN OUT RC-5 EXT L L L IN CONTROL I / O INPUT MPX SELECT FILTER A. B A ON OFF R R R OUT ADB C GEF H I q w FULLY INDEPENDENT DOUBLE CASETTE DECK PMD520 DOLBY B–C NR HX PRO L L - 20 15 10 6 3 0 3 +6dB - 20 15 10 6 3 0 3 +6dB R R POWER DOLBY NR DOLBY NR OFF B C TAPE TIME RESET RESET TAPE TIME OFF B C AUTO TAPE SPEED OVERLAP A+B REW CONT A+B HIGH NORM REC AB OFF OF
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CASCADE OPERATION Figure 5 IN 1 IN 2 IN 3 OUT MIC MIXER R MODEL NO. PMD520 AC120V 60Hz 0.25A LOOP MADE IN JAPAN THROUGH DECK B DECK A REMOTE A OUT LINE LINE IN OUT IN OUT RC-5 EXT L L L IN CONTROL I / O INPUT MPX SELECT FILTER A. B A ON OFF R R R OUT R MODEL NO. PMD520 AC120V 60Hz 0.25A LOOP MADE IN JAPAN THROUGH DECK B DECK A REMOTE A OUT LINE LINE IN OUT IN OUT RC-5 EXT L L L IN CONTROL I / O INPUT MPX SELECT FILTER A. B A ON OFF R R R OUT R MODEL NO. PMD520 AC120V 60Hz
