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3-758-576 -21 (2)
Operating Instructions
TC-K615S
1994 by Sony Corporation
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WARNING INFORMATION To prevent fire or shock hazard, do not This equipment has been tested and found to comply with expose the unit to rain or moisture. the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and CAUTION can radiate radio frequency energy and, if not installed and RISK OF ELECTRIC SHOCK used in accordance wi
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Chapter 1 Getting Started Table of Contents Features Chapter 1 Getting Started For higher quality recording/playback Features ..........................................................................................3 •Dolby* HX PRO system for higher linearity in the tape’s Precautions ....................................................................................4 high-range response during recording. Unpacking .............................................................................
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Precautions Unpacking On safety Checking the Supplied Accessories •Should any solid object or liquid fall into the cabinet, unplug the unit and have it checked by qualified personnel Make sure that the following accessories are included with before operating it any further. your unit. •Unplug the unit from the wall outlet (mains) if it will not be •Audio connecting cords (2) used for a long time. To disconnect the cord, pull it out by grasping the plug. Never pull the cord itself. •The unit is n
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Hooking Up the System Before You Begin •Turn off the power to all equipment to be connected before making any connection. White •Note that the red plug of the supplied connecting cord is for right-channel (R) connection and the white plug for left- L L channel (L) connection. R R •The connecting cords should be fully inserted into the jacks. Red A loose connection may cause hum pickup. Hooking Up an Amplifier Hooking Up for Tape Dubbing Signal flow Signal flow LINE IN LINE OUT LINE IN LINE OUT T
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• • • 9 • • • Identifying the Parts on the Front Panel * Remote control sensor 1 2 3456 7 89 !º !¡ !™ !£ REC LEVEL MPX FILTER 5 Øø ON OFF 4 6 dB –∞ –30 –20 –10 –4 0 +2 +4 +6 +8 MEMORY H L 3 7 L R REC CAL a a DOLBY NR BIAS REC LEVEL (P REC DOLBY NR B CS FILTER TAPE TYPE I II IV SOURCE TAPE OFF 2 8 • B • • BALANCE • C COUNTER S 1 9 RESET MEMORY • POWER 0 10 LR –+ –+ EJECT MONITOR CALIBRATION HEADPHONES PAUSE REC MUTE REC § p0 · ) P R r 0 AMS ) !• !¶ !§ !∞ !¢ For details, refer to the page numbe
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• • • • • • Chapter 2 Playback Playing Back Follow the procedure below to play back a cassette. Specifying the tape type is unnecessary The deck has an automatic tape type detection system. POWER 43 → ON To begin recording during playback While holding down the · button, press the r button. The REC LEVEL MPX FILTER 5 Øø ON OFF 4 6 3 7 unit immediately begins recording without stopping the DOLBY NR BIAS REC LEVEL OFF 2 8 • B • • BALANCE C • COUNTER S 1 9 RESET MEMORY • tape. This function is us
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• • • • • • Locating a Selection — Multi-AMS (Automatic Music Sensor) Through its ability to detect the blank space between selections, the Multi-AMS function allows you to skip up to 30 selections while fast forwarding or reversing to the beginning of a specific selection. Changing the indicated number of selections to be skipped POWER Press the 0 or ) button at any time, even during Multi- → ON AMS operation. REC LEVEL MPX FILTER 5 Øø ON OFF 4 6 3 7 The Multi-AMS number may change as you are
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• • • • • • Locating a Specific Playback Position — Memory Play Returning to the memorized position while the unit Memorizing and Locating a Specific is stopped — Memory Stop Playback Position If you press only the 0 button when the MEMORY indicator is on and the unit is stopped, the tape rewinds and The Memory Play function allows you to use the counter to then stops when the counter reaches 0.00. record a specific position on a cassette for fast relocation and Be sure that the unit is stopped
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• • • • • • • • • • • • Chapter 3 Recording Playing Back Automatically Recording After Rewinding — Auto Play The Auto Play function automatically starts playing back a Recording to a Cassette cassette after fastwinding it to the beginning. Follow the procedure below to record a source on a cassette. POWER 1 → ON POWER REC LEVEL MPX FILTER 5 Øø ON OFF 4 6 2 5 6 → 3 7 ON DOLBY NR BIAS REC LEVEL OFF • B • • 2 8 BALANCE C • COUNTER RESET MEMORY S 1 9 • POWER 0 – + – + 10 LR EJECT MONITOR CALIBRATI
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If playback starts instead of recording when you press r 5 Turn REC LEVEL to adjust the recording The record-protect tab for that side has been removed. To level. record on this cassette, cover the hole with plastic tape. REC LEVEL (See “Protecting a Recording” on page 12.) 5 6 4 7 3 Selecting MONITOR mode is unnecessary 8 2 The unit automatically enters source mode and the SOURCE 1 9 0 10 indicator lights up. If you wish to monitor the recorded sound, press the MONITOR button to select TAPE mod
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Recording Adjusting the Recording Level Protecting a Recording The proper recording level, which differs according to the To protect a recording on side A or B tape type, is indicated on the peak level meters for each tape Break out the respective tab. type. Side A Adjust the REC LEVEL control as high as possible without exceeding the recommended range for the inserted tape. Peak level meter recording by tape type Recommended maximum peak level meter readings. Tab for Tab for side A side B dB –
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Monitoring the Recorded Sound As this unit has three separate heads for recording, playback and erasure, you can check the quality of a recorded sound by comparing it with the input source signal. To listen to the input source signal, press the MONITOR button to turn on the SOURCE indicator. To listen to the sound recorded on the tape, press the MONITOR button to turn on the TAPE indicator. Comparing the recorded sound with the sound source While recording, use this monitoring function to check
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• • • • • 9 • • • • • • Calibrating the Bias Current and Recording Level Although the ATS (Automatic Tape Selection) system in Follow the procedure below to calibrate the bias current and your unit sets the appropriate equalization characteristics recording level. and bias current for each tape type, you may be able to obtain even better results by doing the bias current and recording level calibration function described below. POWER 4 5 → ON BIAS REC LEVEL REC LEVEL MPX FILTER 5 Øø ON OFF 4 6
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• • • 9 9 9 9 • • • Inserting a Blank Space During Recording — Record Muting The Record Muting function allows you to insert a four- second blank between selections to enable proper Multi- 4 Adjust BIAS until both meters indicate AMS operation (see page 8), or to replace unwanted equal playback levels. recorded material with a blank of any length. A low reading on the A high reading on the upper meter indicates a upper meter indicates POWER high bias current. a low bias current. 2 → ON H H L L R
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Chapter 4 Additional Information Maintenance Cleaning the Heads and Tape Path Demagnetizing the Heads Clean all surfaces over which the tape travels after every ten After 20 to 30 hours of use, or when you notice hiss and/or hours of operation to guard against: loss of high frequencies, the residual magnetism built up on — low-quality sound the heads should be removed. — a decrease in sound level 1 Turn off the power. — excessive wow, flutter or drop-out — incomplete erasure 2 Demagnetize the h
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Specifications Recording system 4-track 2-channel stereo General Fast winding time Approx. 90 sec. (with Sony C-60 Power requirements Model for U.S.A.: cassette) 120 V AC, 60 Hz Bias AC bias Model for the United Kingdom and Heads Erasing head × 1 (F&F head) Australia: Recording head × 1 (SD head) 240 V AC, 50 Hz Playback head × 1 (SD head) Power consumption 23 W Motors Capstan motor × 1 (DC servo motor) Dimensions Approx. 430 × 123 × 310 mm (w/h/d) 7 1 Reel motor × 1 (DC motor) (17 × 4 /8 × 12
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Troubleshooting Guide The following trouble checks will help you correct the most Before proceeding with these trouble checks, verify that: common problems encountered with your tape deck. •The power cord is firmly connected. Should any problems persist after you have made these •The amplifier connections are firmly made. checks, consult your nearest Sony dealer. •The heads, capstan and pinch roller are clean. •The amplifier controls and switches are correctly set. Function Buttons and Tape Tran
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Recording and Playback Problems Symptom Cause Remedy Recording or playback cannot be made The heads are either dirty or Clean or demagnetize the heads or there is a decrease in sound level. magnetized. (page 16). Improper connection. Make connections properly (page 5). Improper setting of the amplifier Set the amplifier controls to the controls. appropriate positions. Excessive wow, flutter or drop-out. The head, capstan or pinch roller is Clean in accordance with instructions dirty. on page 16.
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Sony Corporation Printed in Japan 1994 by Sony Corporation
