Sony ST-JX401 User's Manual
Contents
1. Wde ONVS pusq 129195 Ajpenuew Buung jo 091018 W4 Ue 019215 ul poun 91 ueym mopulm ey uj uy BUOU euualue W4 Wy pariddns ay ains uoNdede aiojag Ajfeqnewoyny Buun s seopeoig tina lt 2 Select the band BAND _ FM AM D Storing Station Frequencies Memory 1 Tune in a desired station FM or AM appears in the display window Up to 10 stations can be atored In any order for each alphabet A Therefore 30 stations can be stored In total 3 Release automatic tuning 3 Allot one of the following codes How many stations can be stored H you cannot store tation successfully You can store station only while MEMORY displayed If the MEMORY Indication has gone off press MEMORY again i L AUTO TUNING o AUTO disappears trom the display window 4 Select number 3 ee For a lower frequency 4 Select the station TUNING For a higher frequency How iong does a station remain stored Storing a new station on a used code erases the Previously2. SONY FM Stereo FM AM Tuner 3 751 442 21 1 ST JX401 Operating Instructions Before operating the unit please read this manual thoroughly and retain it for future reference Owner s Record The model and serial numbers are located at the rear Record the serial number in the space provided below Refer to these numbers whenever you call upon your Sony dealer regarding this product Model No ST JX401 To prevent fire or shock hazard do not expose the unit to rain or moisture Serial No CAUTION RISK OF ELECTRIC SHOCK DO NO 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 This symbol is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons This symbol is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance 1990 by Sony Corporation Precautions On safety Operate the unit only 120 V AC 60 Hz Should any solid object or liquid fall into the cabinet unplug the unit and have it checked by qualified personne before operating it any futher Unplug the unit from the wall outlet if it is not to be used for an extended pe
3. Stored code The stored station maintained even the ower remains off tor approximately one month
4. d to the grounding system of the building as close to the point of cable entry as practical Notes on Connections Connect the AC power cord last Make sure power is off Cord plugs and jacks are color coded Red plugs and jacks are for right channel R and white ones for left channel L The cable connectors should be fully inserted into the Jacks A loose connection may cause hum and noise Keep speaker cords connecting cords and power cords away from the AM loop antenna and the antenna lead in to avoid possible noise pickup FM wire antenna supplied CONTROL S connector 4 pin supplied IN Connect to the CONTROL OUT connector of the Sony TA AX401 TA AV601 TA AV501 amplifier for whole audio system remote control OUT Connect to the CONTROL IN connector of other Sony equipment with the 4 pin flat remote control cord for whole audio system remote control AC OUTLET Use this outlet to power another audio component whose power consumption is less than 100 watts The outlet is not controlled by the POWER switch of Antenna Ground To prevent hum connect the ground wire to ANTENNA ground terminal 7 7 When an outdoor antenna is For better FM reception If necessary attach the antenna to a wall the tuner It will continually supply power to any unit connected To change the AM tuning interval The AM tuning interval is preset at
5. n the loop antenna is in use S N 50 dB sensitive Mono 22 1 dBf 7 aV Signal to noise ratio 54 dB mono normal Harmonic distortion 0 5 mono normal Stereo 1 42 1 UBI 70 W Selectivity 35 dB 9 kHz normal Usable sensitivity IHF 19 5 dBf 5 aV 38 dB 10 kHz normal Signal to noise ratio Harmonic distortion Separation 40 dB 1 KHz Frequency response 30 Hz 15 kHz 22 dB Selectivity 55 dB 400 kHz AM suppression ratio 54 dB image response ratio 50 dB IF response ratio 90 dB Spurious response ratio 70 dB Frequency response 80 dB mono 75 dB stereo 0 3 mono 0 5 stereo at 1 kHz General Power requirements Power consumption 40 3 5 KHz 8 dB normal 120 V AC 60 Hz 8w Dimensions Approx 430 x 80 x 265 mm w h d 17 3 1034 inches Weight Approx 2 4 kg 5 Ib 5 02 Supplied accessories Automatic tuning threshold 17 8 30 dBf Output Sony Corporation Printed in Japan 775 mV 4 7 kohms at 75 kHz deviation Remote control cord 1 Connecting cord 1 FM wire antenna 1 AM loop antenna 1 Design and specifications subject to change without notice LT Connections CONTROL OUT Note to CATV system installer This reminder is provided to the CATV system installer s attention to Article 820 22 of the NEC that provides guidelines for proper grounding and in par ticular specifies that the cable ground shall be connecte
6. ngly set Unable to receive stored stations Frequency is incorrectly stored Set them correctly Store the correct frequency STEREO indicator btinks Antenna direction and location are not correct Check Different frequency is used from that of the broadcasting station Signal is too weak Set to the correct frequency Connect an external antenna for FM Too many noises Unable to scan stored stations Picking up noises from other electrical apparatus Move the tuner and antenna lead in wire away from the noise sources Antenna direction and location are not correct Antenna wire collects unnecessary radio waves or noises Check Replace it with a coaxial cable There are working TVs transceivers and amateur wireless units in the vicinity One antenna is used for more than two tuners or with a TV set TUNING knob is not operated First press the MEMORY SCAN button and Do not use noise producing apparatus near the tuner Use a distributer then tum the TUNING knob Specifications FM tuner AM tuner Frequency range 87 5 108 MHz Frequency range 530 1 710 kHz 10 kHz Antenna terminal 300 ohms balanced 531 1 710 kHz 9 kHz 75 ohms unbalanced Antenna Loop antenna Extemal antenna terminal IF 10 7 MHz IF 450 kHz Sensitivity Sensitivity 999 kHz or 1 000 kHz 500 whe
7. riod of time To disconnect the cord pull it out by grasping the plug Never pull the cord itself On installation Place the unit on a level surface Do not install the unit near heat sources such as radiators or air ducts or in place subject to direct sunlight excessive dust mechanical vibration or shock Good ventilation is essential to prevent internal heat build up in the unit Place the unit in a location with adequate air circulation Do not place the unit on a soft surface On cleaning Clean the cabinet periodically with soft dry cloth If the stains are difficult to remove use a cloth moistened with a mild detergent solution Do not use solvents such as benzine or thinner since they wih Gamage Me finish On repacking Do not throw away the carton and packing materials It makes an ideal container in which to transport the unit If you have any questions or problems conceming your unit that is not covered in this manual please consult your nearest Sony dealer For detailed precautions see the leaflet IMPORTANT SAFEGUARDS s PROPERTY OF THE NATIONAL TECHNICAL CEPT 81 8 Lory Do remi vd Troubleshooting Guide Before going through the check list below first refer back to the connection and operating procedures Should any problem persist after you have made these checks consult your nearest Sony dealer No sound Remedy Switches of the amplifier are wro
8. the factory to 10 kHz to match the frequency allocation system of your country To change the interval to 9 kHz proceed as follows 1 Depress the POWER switch to tum on the unit 2 Set the BAND FM AM selector to AM 3 Press the POWER switch to tum off the unit 4 Hold the TUNING knob the position and depress the POWER switch to tum on the unit To reset the interval to 10 kHz follow the same procedure Outdoor FM antenna 75 ohm coaxial cable For better AM reception Insulated wire Extend a6 to 15 meter insulated wire out of doors It is also necessary to connect the supplied AM loop antenna installed be sure to connect the ground wire for lightning protection Note When the interval is changed all preset stations which you have memorized using the numeric buttons will be erased from the memory After changing the interval be sure to preset the stations again 198 03 294014 8 204 Aovanbeiy soma 203 944 19015 203 910 ay sreeddesip essay ey NINN ey sreedde NY 20 Win ONYE pueg 94112905 I4 sreedde WY 10
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