Teac A-1250, Instruction Manual

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Page 2: ...TEAc INSTRUCTIO MANUAL STEREO TAPE DECK ...

Page 3: ...ng and servicing hints contained in this manual will contribute to a lengthened trouble free unit life Please consult the trouble shooting chart on page 16 before seeking service as most common problems are thoroughly covered by this chart Service Should the equipment need repair contact the dealer where it was purchased or the authorized TEAC Service Center nearest you 1 The Wananty period is des...

Page 4: ...heating appliances or on top of an amplifier where amplifier heat would contribute to a rise in temperature Do not place the unit where it will be exposed to direct summer sunlight Temperature extremes will not only cause degradation of sound quality but will also shorten the usefuil operating life of the unit Avoid temperatures higher than 100oF Locations of extreme low temperature In low tempera...

Page 5: ...ed is ii l 4 3 and lastly f 2 Note With tape threaded on the machine the tracks are numbered 1 through 4 from the top to the bottom viewed from the base side of the tape Four track recording gives maximum playback time however the benefits of stereo reproduction are lost 4 T r ack recording Stereophonic In this mode two tracks are recorded simultaneously on the first pass of the tape tracks f I an...

Page 6: ...2 Note With tape threaded on the machine the tracks are numbered 1 through 4 from the top to the bottom viewed from the base side of the tape Four track recording gives maximum playback time however the benefits of stereo reproduction are lost 4 Track recording Stereophonic In this mode two tracks are recorded simultaneously on the first pass of the tape tracks I and S 3 are recorded The left and ...

Page 7: ...Gonnections to and f rom the A 1 25O Front of A l 250 Microphone right channel Microphone lelt channel 2 Stereo hcadphone 8 ohms ...

Page 8: ...TLAips L 33 ips 10 Microphone jacks MIC IN L Left R Right channel Input impedance 10K o 6 Head housing 7 Microphone level control MIC Line input level control LINE Output level playback or source control OUTPUT Controls the tape playback output level volume The above level controls with asterisks are dual con centric knobs The white knob is for the left channel left sound and the black knob for th...

Page 9: ...e Tape Mode Lever at FAST depressing either the El or the El button will cause the tape to be wound at FAST speed in the selected direction STOP Button stops the tape in any mode of operation disengages the record mode PAUSE Temporarily stops the tape in the recording mode without disengaging the recording mode During playback Left to right only you are able to convert to the recording mode at any...

Page 10: ...Integrated amplifier Speaker system lelt channel Speaker system right channel 44 ...

Page 11: ...d down the empty reel In doing so be careful not to pinch the end of tape with the clamp While holding the left reel 4r so it will not move rotate the right reel tlt counterclockwise to take up slack in the tape The slack should be taken up sulficiently to bring the shut off lever P to its limit to the left After these procedures set the switch lever below the tape transport buttons to PLAY and th...

Page 12: ...will not function properly 3 The sensing foil must be precisely centered on the base side of the tape so that no adhesive surface of the sensing tape is exposed 4 If the sensing tape is too close to the end of the tape the tape may become detached from the reel hub before the reversing action takes place 5 If the sensing contacts on the tension arm are dirty or should the sensing foil become tarni...

Page 13: ...ter pointer deflection at maximum is below O VU 5 Your stereo amplifier volume control is adjusted for final speaker volume adjustment Continuous playback of multi channel mono tape At playbacli ol a 4 track or 2 track monophonic tape all of the tape after completion of the first track will be wound onto the right reel at which tirne the tape deck will automatically shut off Both the left and righ...

Page 14: ...When using this switch set the tape deck MONITOR switch to TAPE and match the sound volume with the OUTPUT knob PAUSE In conventional tape decks recording is started by depressing the recording button and then the play button bui the Model A 1250 features a unique recording system permitting the use of PAUSE during recording a com mercial killer During recording the tape can be stopped by setting ...

Page 15: ...r recording new tape is not necessarily needed as long as it is of good quality as the erase head will erase the previous recording as the new recording is made However avoid using tapes whose coating is worn peeled off or stretched If the color ot the winding is different throughout the reel it is an indication that two different types of tape have been spliced in In some cases the color may diff...

Page 16: ...etween the red and black zone 0 Vtr It must be kept in mind that any tape will suddenly increase in distortion and recording sensitivity ol the high notes will slightly decrease wl ren the recording Ievel exceeds a certain point For this reason a standard level of 0 dts is established with an ample margin ol saletl taken into consideration In actuality it is best to become fully acquainted with th...

Page 17: ...nd thread tape Set the MONITOR switch to SOURCE 3 Set the MIC or LINE level controls so that the meter pointer does not scale out even at maximum sound volume recording level adjustment Sound volume of LINE OUT and PHONE is controlled by the OUTPUT knob l Speaker volume is controlled at your stereo amplifiet When recording with a microphone the speaker sound will feedback through the microphone to...

Page 18: ...r to page 10 recording in 4 track stereo item 3 l 4 Switch on the LEFT channel of the REC MODE If the tape to be used is of the high performance type requiring a larger bias than regular types set the REC BIAS to HIGH 5 Put the Tape Mode Selector Lever to PLAY Then recording will begin when the i button is depressed while the REC button is being depressed 6 In the middle of a recording if you wish...

Page 19: ...lelt and right turntable shafts Using a Philips screwdriver rotate it cJunterclockwise and the turntable will rise Adjust this to it rnott zuitable height This adjustment can also be made with the reel and reel clamper attached MODE J Interconnect the OUTPUT L and LINE IN R jacks on the rear of amplifier with a connecting cable 4 Plug a heidphone into the PHONE jack and the micro phone into the MI...

Page 20: ... not to erase more than intended which may happen if you should miss correctiy timing the instant to depress the RECORD button button and the STOP button Precaution at stop and go recording When you do intermittent stop and go recording on old recorded tape a portion ot the old recording will rernain unerased at the point where the STOP button is depressed To prevent such fault always completely e...

Page 21: ...rear cover by removing the six screws holding it Apply the oil suppliod with the tape deck or TEAC TZ 252 Oil to the points listed below at every 1 000 hours of use or once a year even though infrequently used Capstanshaft 2drops Rotate the dust cap counterclockwise with your fingers to remove and apply oil to the sponge ring Replace dust cap Pinchrollershaft ldrop Remove center Philips screw pull...

Page 22: ...ated on the steps 5 The frequency selector inside the tape deck must be switched to the frequency of the power line 6 Reinstall the rear cover of tape deck e Motor Heads Reel Size Tape Speed Motors Wow and Flutter Frequency Response Signal to Noise Ratio Harmonic Distortion Crosstalk Stereo Channel Separation Fast Winding Time Inputs Outputs Power Requirements Dimensions eight Standard Accessories...

Page 23: ...e deck to your dealer or contact any TEAC Service Center No movement T Power cord loose or I L Fuse 2AJ is blown disconnected Check power cord Replace fuse Capstan does not turn p lmproper shut off lever position Check shut off lever I L Capsran belt drop off Replace belt or adjust capstan motor mounting I No ac tion of pinch roller Sluggish slide movements inside panel Oil sliding parts Push rese...

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