Sony TC-K615S инструкция обслуживания

 1994 by Sony Corporation 3-758-576 - 21 (2) TC-K615S Operating Instructions[...]

2 K615S-21 02-06 W ARNING INFORMATION This equipment has been tested and found to comply with 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 can radiate radio freq[...]

3 K615S-21 02-06 T able of Contents For higher quality recording/playback • Dolby* HX PRO system for higher linearity in the tape ’ s high-range response during recording. • B, C and S type Dolby* NR systems which reduce tape noise. • Bias and recording level calibration to obtain the best recording conditions for every tape. • Three-head[...]

4 K615S-21 02-06 Pr ecautions On safety • Should any solid object or liquid fall into the cabinet, unplug the unit and have it checked by qualified personnel before operating it any further. • Unplug the unit from the wall outlet (mains) if it will not be used for a long time. To disconnect the cord, pull it out by grasping the plug. Never pull[...]

5 K615S-21 02-06 Hooking Up the System White Before You Begin • Turn off the power to all equipment to be connected before making any connection. • Note that the red plug of the supplied connecting cord is for right-channel (R) connection and the white plug for left- channel (L) connection. • The connecting cords should be fully inserted into[...]

6 K615S-21 02-06 Identifying the Parts on the Fr ont Panel For details, refer to the page number(s) indicated in parentheses. 1 POWER switch 2 Peak level meter (page 12) 3 TAPE TYPE indicator 4 Linear counter (page 9) 5 MEMORY indicator 6 COUNTER buttons RESET button (page 9) MEMORY button (pages 9 and 10) 7 Cassette holder 8 DOLBY NR (noise reduct[...]

7 K615S-21 07-12 Follow the procedure below to play back a cassette. 1 Turn on the amplifier and select the tape function. 3 Set DOLBY NR to the same position that was used when the cassette was recorded. To stop playback, press the p button. To stop playback momentarily, press the P button. To restart playback, press the P or · button. To fastwin[...]

8 K615S-21 07-12 Locating a Selection — Multi-AMS (Automatic Music Sensor) Changing the indicated number of selections to be skipped Press the 0 or ) button at any time, even during Multi- AMS operation. The Multi-AMS number may change as you are setting it due to the detection of blank spaces as the unit bigins to fastwind. The Multi-AMS may fai[...]

9 K615S-21 07-12 Locating a Specific Playback Position — Memory Play Returning to the memorized position while the unit is stopped — Memory Stop If you press only the 0 button when the MEMORY indicator is on and the unit is stopped, the tape rewinds and then stops when the counter reaches 0.00. Be sure that the unit is stopped before turning th[...]

10 K615S-21 07-12 The Auto Play function automatically starts playing back a cassette after fastwinding it to the beginning. 1 Insert a cassette with the side to be recorded facing outward. (Refer to pages 14 to 15 to calibrate the bias current and recording level if desired.) Recording to a Cassette Follow the procedure below to record a source on[...]

11 K615S-21 07-12 5 Turn REC LEVEL to adjust the recording level. 6 Turn BALANCE to adjust the balance. See “ Adjusting the Recording Level ” on page 12. 7 Restart the program source, if required. 8 Press P or · to start recording. To stop recording Press the p button. or If playback starts instead of recording when you press r The record-prot[...]

12 K615S-21 07-12 Recor ding To protect a recording on side A or B Break out the respective tab. Tab for side B Tab for side A To record on a cassette that is protected Cover the respective hole with tape. When using Type II or Type IV cassettes Be careful not to cover the detector slots which are necessary for automatic tape-type detection. Side A[...]

13 K615S-21 13-15 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 [...]

14 K615S-21 13-15 Calibrating the Bias Curr ent and Recor ding Level Although the ATS (Automatic Tape Selection) system in your unit sets the appropriate equalization characteristics 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. [...]

15 K615S-21 13-15 The bias current is now properly adjusted and the tape sensitivity compensation has been set. Press p , then press CALIBRATION to turn the calibration function off (the display returns to normal). Rewind the tape and start the actual recording. 4 Adjust BIAS until both meters indicate equal playback levels. 5 Adjust REC LEVEL for [...]

16 K615S-21 16 Maintenance Cleaning the Heads and Tape Path Clean all surfaces over which the tape travels after every ten hours of operation to guard against: — low-quality sound — a decrease in sound level — excessive wow, flutter or drop-out — incomplete erasure — impairment of recording function To obtain high-quality recorded sound, [...]

17 K615S-21 17-19 Specifications Recording system 4-track 2-channel stereo Fast winding time Approx. 90 sec. (with Sony C-60 cassette) Bias AC bias Heads Erasing head × 1 (F&F head) Recording head × 1 (SD head) Playback head × 1 (SD head) Motors Capstan motor × 1 (DC servo motor) Reel motor × 1 (DC motor) Signal-to-noise ratio (at peak lev[...]

18 K615S-21 17-19 The following trouble checks will help you correct the most common problems encountered with your tape deck. Should any problems persist after you have made these checks, consult your nearest Sony dealer. T r oubleshooting Guide Before proceeding with these trouble checks, verify that: •The power cord is firmly connected. •The[...]

19 K615S-21 17-19 Remedy Clean or demagnetize the heads (page 16). Make connections properly (page 5). Set the amplifier controls to the appropriate positions. Clean in accordance with instructions on page 16. Clean the erasing head (page 16). Demagnetize the heads (page 16). During playing back, set the switch to the same position used in recordin[...]

 1994 by Sony Corporation Sony Corporation Printed in Japan[...]