OTARI MTR-10II Series Operation And Maintenance Manual Download

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Summary of Contents for MTR-10II Series

Page 1: ...Parts No 053 088 lflOfj j H MTR 10 II and1211 SERIES PRODUCTION TAPE RECORDERS OPERATION AND MAINTENANCE MANUAL MTR l O C Overbridge Model Edition No 6 Printed May 1989...

Page 2: ...or placed in a built in installation such as a bookcase or cabinet that may impede the flow of air through the ventilation openings 8 Heat The appliance should be situated away from near sources such...

Page 3: ...terath 07 05 Aljunied Industrial West Germany Complex Singapore 1438 Phone 02159 50861 Phone 743 7711 Telex 8531638 OTEL D Telex 87 36935 RS 36935 OTARI Fax 02159 1778 Fax 743 6430 OTARI ELECTRIC UK L...

Page 4: ...GENERAL 3 1 3 2 MTR 10 CONTROLS AND INDICATORS QUICK REFERENCE GUIDE 3 1 3 3 FUNCTIONAL CHECKOUT 3 13 3 3 1 REEL INSTALLATION 3 13 3 3 2 CHECKING TENSION COMPENSATION FOR TAPE WIDTH 3 15 3 3 3 POWERIN...

Page 5: ...T 4 16 4 7 4 RECORD ALIGNMENT 4 16 SECTION 5 TRANSPORT ALIGNMENT 5 1 GENERAL DESCRIPTION 5 1 5 2 HEAD GEOMETRY 5 1 5 3 ACCESS TO THE UNDERSIDE OF THE MTR l0 TRANSPORT 5 1 DECK PLATE 5 4 CAPSTAN PINCH...

Page 6: ...S TIME CODE UNIT DESCRIPTION 6 16 1 TIME CODE UNIT 6 16 2 SPECIFICATION FOR TIME MTR I0 MTR I0 SEGMENTS LOCATION CONTROL THE MTR I0 TO THE BTX TO AUDIO SYNCHRONIZERS MTR 10 TO ADAMS SMITH 2600 CODE VE...

Page 7: ...9 CAPSTAN CONTROL BOARD D 9 6 SECTION 10 MAINTENANCE 10 1 GENERAL 10 1 10 2 REMOVING AND REINSERTING PRINTED CIRCUIT BOARDS 10 1 10 3 REEL MOTOR REPLACEMENT 10 2 10 4 BRAKE PAD REPLACEMENT 10 3 10 5...

Page 8: ...ON 12 PARTS LISTS AND P C B ASSEMBLIES 12 1 GENERAL 12 1 12 2 PARTS LISTS P C B ASSEMBLIES 12 1 SECTION 13 PARTS LISTS AND DRAWINGS 13 1 GENERAL 13 1 13 2 PARTS LISTS EXPLODED VIEW DRAWINGS 13 1 SCHEM...

Page 9: ...e which has a felt pad on top of the bronze colored oilite bearing If the motor has a felt pad on top of the bearing remove the pad and insert three drops of oil in the cavity surrounding the bear ing...

Page 10: ...r Dump Edit mode when the safety arm switch is activated by stopping the take up reel Trasport will stop when the safety arm switch is activated SW4 3 Vari Pitch in Record mode ON ON OFF When Vari Pit...

Page 11: ...buttons simultaneously during Play mode causes the machine to enter Record mode OFF ON Pressing the RECORD button during Stop mode causes the machine to enter Record mode SW4 7 Punch Out selection OF...

Page 12: ...Press the STOP LOAD button to leave the Reverse Erase mode 2 Reverse Play operation Press the REWIND and PLAY buttons simultaneously then the transport moves backward the tape Those two operations are...

Page 13: ...OFF sense ON DIN REEL See SW3 5 OFF NAB REEL See SW3 5 SW3 3 Reverse Erase mode selection OFF ON Reverse Erase Enabled OFF Reverse Erase Inhibited In order to enter Reverse Erase mode press REC RWD an...

Page 14: ...Stopper Plate R Supply Side Takeup Side Figure 1 Stopper Plates 2 Installation Refer to Figure 2 1 Raise the Transport Deck Panel 2 Remove the protect cover which covers the brake mechanism at the bot...

Page 15: ...ket Head Bolt so that the end of the bolt does not touch the brake arm when rotating the reel in Holdback direction 3 Pull on the spring scale slowly to unwind the string Write down the reading of the...

Page 16: ...1...

Page 17: ...Console Low Profile Over bridge MTR 10 1 4 30 ips 15 ips 7 5 ips MTR 10 2 2T 2CH 0 MTR 10 C 2T 2CH 0 MTR 10 K MTR 10 M MTR 10 G 2T DIN Stereo 0 2T DIN Stereo 2T 2CH 2T 2CH 0 1 2 0 MTR 10 H 0 MTR 10 4...

Page 18: ...ed or the reference is less clear we capitalize only the first letter of the item i e the Cue lever near the CUE button Machine status or operating modes are usually described with an upper case first...

Page 19: ...ord speeds are crystal locked for extreme accuracy and there is also a built in VSO variable speed oscillator to adjust pitch over a 20 range relative to the selected nominal speed for re timing edits...

Page 20: ...justed on the MTR IO front panel or standard reference level can be instantly obtained by engaging an SRL switch adjacent to the controls the standard reference levels are adjustable for each channel...

Page 21: ...use the panel An overbridge mounts the audio monitor control panel above the transport for greater con venience when the operator is standing There is adequate leg room in either configuration for th...

Page 22: ...owing illustrations are overall view photos of the MTR 10 and are provided for general reference purposes FIGURE 1 1 MTR 10 2 2 TRACK MASTERING PRODUCTION TAPE RECORDER shown here with standard audio...

Page 23: ...FIGURE 1 2 MTR IO 4 4 TRACK MASTERING PRODUCTION TAPE RECORDER shown here with standard audio monitor control panel location 1 7...

Page 24: ...FIGURE 1 3 MTR 12 2 2 TRACK OVERBRIDGE CONFIGURATION MASTERING PRODUCTION TAPE RECORDER shown here with audio minitor control panel on the overbridge assembly 1 8...

Page 25: ...2 l g c G b ty 0 0 0 0 2 G 0 FIGURE 1 4 2 CHANNEL AUDIO MONITOR CONTROL PANEL FIGURE 1 5 4 CHANNEL AUDIO MONITOR CONTROL PANEL 1 9...

Page 26: ...FIGURE 1 7 2 CHANNEL REAR PANEL CONNECTORS Includes Audio Input and Output Auto Locator Remote Control External Sync and Noise Reduction switching functions The 4 channel rear panel is similar with t...

Page 27: ...lo llCt1 if 0 t J SliU U UfO l W1t D 0 CUE IKOlO 0 o D_mDElm UTD LOCATe FIGURE 1 8 CB I09 AUTO LOCATOR FIGURE 1 9 CB 102 REMOTE CONTROL BOX RE COIID PLAY l TOP REWINO F fWD SEARCH ZERO CUE TARI CB 111...

Page 28: ...2...

Page 29: ...crate Unless you are strong and in good physical condition it is advisable to seek an assistant when initially unpacking and setting up the recorder to avoid physical strain and to ensure gentle hand...

Page 30: ...ector When reinstalling the board use care to fit the green circuit card itself in the upper and lower guides of the card frame and press in firmly on the upper and lower extractor tabs so the board s...

Page 31: ...on at which point you may release your grip The MTR 12 has no such buttons Two levers one on each side of the transport panel provide the same function as the buttons These levers are shown in Fig 2 2...

Page 32: ...hometer circuit board adjacent to the tachometer roller on the supply reel side of the transport 5 The in line connector near the top of each reel motor 6 The connector on the rotational sensor brake...

Page 33: ...components and any cut or broken wires including the leads from the head assembly connector D Lift the transport up to fully vertical position which will release the latches then let it down to horizo...

Page 34: ...ors and com ponents on the mother board for the card cage and on the interface panel with the Line In Out XLR s on it A Remove the 2 phillips head screws on either side of the interface panel that are...

Page 35: ...GE MOTHER BOARD AND THE INTERFACE PANEL BEHIND IT 9 From the rear of the machine check the connectors and com ponents on the power supply regulator board and on the lower rear panel with the AC IN con...

Page 36: ...wires appear to be intact 3 Check the four push on terminals on each of the two full wave rectifiers on the heat sink on the rear panel 4 Check that t he 3 leads are secure to each of the three power...

Page 37: ...representative a return authorization form DO NOT ATTEMPT TO APPLY POWER OR OPERATE THE MACHINE UNTIL PROPER REPAIRS HAVE BEEN COMPLETED 2 3 FUNCTION SELECTION ON MASTER CPU P C B ASSEMBLY There are s...

Page 38: ...0 inch On MTR lO Of f MT 12 SW3 6 V 8 Not used SW4 1 Not used SW4 2 Dump Edit mode selection On Transport will get in Dump Edit mode when tension arm is released Off Transport will stop when tension a...

Page 39: ...ad impedance transformerless balanced or floating with optional transformers and connect the MTR IO LINE OUTPUTs 5 ohms source impedance transformerless balanced or floating with optional transformers...

Page 40: ...nal CB I09 Auto Locator and has a 50 pin D connector on each end Insert the male end of this cable into the MTR IO AUTO LOCATOR connector and the female end into the connector on the rear of the CB I0...

Page 41: ...ne pair of relay contacts per channel is provided and they close make contact when the channel is in Input or Record mode The contacts are rated at 24 volts DC 50 milliamperes CHANNEL PIN NUMBERS NOTE...

Page 42: ...RALLEL I O connector is employed Addition al detai ls of syn chronizer connection and operation are given in Section 6 15 2 4 6 AC POWER CONNECTION The MTR IO rear panel has a 3 pin standard IEC power...

Page 43: ...3...

Page 44: ...r is On or if certain circuit boards are unplugged and then plugged back in the MTR IO may not function properly To clear the condition turn Off power and wait 1 minute for the power supply capacitors...

Page 45: ...FIGURE 3 1 MTR lO TRANSPORT FEATURES Callout numbers are shared with the numbers in figure 3 2 and also are referred to in the text of this Section 3 2...

Page 46: ...FIGURE 3 2 AUDIO MONITOR CONTROL PANEL CARD CAGE AND POWER SUPPLY FEATURES Callout numbers are shared with the numbers in figure 3 1 and also are referred to in the text of this Section 3 3...

Page 47: ...nto the takeup reel with a smoother and tighter pack than is achieved at full fast wind speed The lamp in the F FWD button is brightly illuminated in spooling or fast winding modes 5 REWIND button Pre...

Page 48: ...ts When the transport is in stop mode pressing PLAY simulta neously with RECORD 8 causes the transport to enter record mode one or more READY SAFE switches 29 must be set to READY in order for recordi...

Page 49: ...e press the STOP LOAD button 6 Pressing the EDIT UNLOAD button simultaneously with the F FWD or REWIND buttons places the transport in forward or reverse spooling mode for winding ta pe rapidly onto t...

Page 50: ...he lamp in the CUE button is brightly illuminated To exit cue mode press STOP PLAY REWIND F FWD or EDIT UNLOAD Holding down the CUE button when the transport is in fast forward or rewind mode retracts...

Page 51: ...dicates the play record tape speed in inches per second ips or as a percentage of the speed set with the SPEED switch 3 The display is blank until the adjacent SPEED DISPLAY button 18 is pressed NOTE...

Page 52: ...Since each output can be set to derive signal from the input or from tape the meters are useful for moni toring input sync and repro playback levels The 0 VU refer ence is factory set at 4 dBm 25 PEAK...

Page 53: ...relationships between the LED indicators the transport mode and the record mode switches SELECTOR SWITCH POSITION TRANSPORT STATUS RECORD MODE LED ABOVE THE SELECTOR SWITCH I SAFE READY I II Not in r...

Page 54: ...k and cue speaker 34 PHONES jack Plug a pair of 8 ohm or higher impedance stereo headphones into this 1 4 6 3 mm tip ring sleeve p one jack for monitoring the MTR IO outputs 35 LF COMP switches The LF...

Page 55: ...CAPSTAN LOCK indicator This 5i color LED indicates whether or not the capstan motor is rotating in phase locked synchronization with the reference frequency The LED normally should be green indicating...

Page 56: ...first loosen the hold down by grasping its outer rim and unscrewing the smaller diameter inside knurled knob a few turns CCW Then tighten the hold down when it is seated on the spindle Make sure the e...

Page 57: ...ls D Slide the hold down all the way down on the spindle and twist center CW to tighten prior to mounting a 10 1 2 reel E Make sure the tabs on the upper and lower halves of the hold down are aligned...

Page 58: ...following condi tions are present A The top 7 of 8 pilot lights Light Emitting Diodes above the switch should turn On indicating the different second ry voltages from the power supply are present B A...

Page 59: ...reated will interfere with smooth packing of the tape on the reel NOTE During these initial checkout procedures you should use a test reel of tape rather than a virgin reel master program or alignment...

Page 60: ...required upon threading tape 3 3 5 THE TAPE SPEED AND RECORD PLAY EQUALIZATION SELECTORS Remember the SPEED MODE knob on the left of the transport should be in FIX position Changing the tape speed aff...

Page 61: ...ot been verified yet We have intentionally skipped checkout of the RECORD button 8 for now 3 3 7 REVERSE PLAY MODE Simultaneously press down the PLAY 7 and REWIND 5 buttons Both buttons should be br i...

Page 62: ...ansport indicating the servo system is checking the tape tension B Push the Cue lever 13 to the right the farther to the right the lever is moved the faster tape should wind onto the take up reel C Pu...

Page 63: ...OAD and PLAY buttons are BOTH brightly illuminated a nd tape is pulled past the heads at the selected SPEED and is spilled off the machine since the takeup reel remains stat ionary D Press STOP LOAD t...

Page 64: ...tomatically operate as though FIX mode had been selected even though the amber EXT indicator LED will be illuminated 3 3 14 SEARCH TO ZERO A Press the RESET button 15 at the right side of the Tape Tim...

Page 65: ...G RECORD CHECKOUT NOTE The numbers in square brackets refer to the fea tures identified in figures 3 1 and 3 2 3 6 1 RECORD MODE A Set one of the two record mode switches 28 to READY mode The red LED...

Page 66: ...put reference signal for all channels To prepare to audibly monitor the results of these procedures engage the INPUT SRL and OUTPUT SRL buttons 23 to set the input and output at standard reference lev...

Page 67: ...The correspond ing orange LED 27 bottom row should be illuminated 2 Move the record mode switches 28 up to READY position notice the output signal source is unaffected 3 Press the PLAY button 7 The c...

Page 68: ...ow adjustable by means of the INPUT level controls C Set the output selector switches 26 to REPRO position the record mode switches 28 to READY position and press the PLAY and RECORD buttons to place...

Page 69: ...4...

Page 70: ...the front panel EQUAL IZATION display When the transport is operating at high speed 30 ips 76 cm s the equalization is automatically switched to the AES characteristic and both front panel EQUALIZATI...

Page 71: ...for verification or in the event a part or a circuit board is replaced NORMAL DAY TO DAY ALIGNMENT DOES NOT REQUIRE THE PROCE DURES IN SECTION 4 3 AND BEGINS WITH SECTION 4 5 ISfl IEP m IEP GAIN GAIN...

Page 72: ...or also should be capable of delivering 15 dBm to the MTR IO E An extender board for the MTR IO c ircuit cards available from Otari F A reel of recording tape of the type you intend to use for the ses...

Page 73: ...ve such charges under normal operating conditions and the parts might there fore have to be discarded USE ONLY A PROFESSIONAL DEMAGNE TIZER OF HIGH FLUX DENSITY INEXPENSIVE HI FI TYPE DEMAGNE TIZERS C...

Page 74: ...n the following parts from left to right A Guide rollers G Tape lifter right B Tachometer roller H Reproduce head C Two fixed tape guides I Fixed tape guide D Tape lifter left J Capstan pinch roller E...

Page 75: ...to the LINE INPUT XLR connector of the track whose AUDIO board is being adjusted Apply a 1 kHz approx signal at 6 dBm 385 mV to that input This is used to set the maXlmum gain 10 dBm greater than the...

Page 76: ...accomplish this adjustment increase the external oscillator level so that it delivers the 1 kHz signal at 15 dBm or whatever peak level you desire to the MTR IO LINE INPUT connector Then locate trimme...

Page 77: ...cm s or low speed 7 5 ips 19 cm s on standard machines or any speed on low speed versions set the EQUALIZATION switch SW2 on the AUDIO CONTROL board E to the appropriate setting for the alignment tap...

Page 78: ...ing a dual trace oscillo scope as described here a more precise phase correlation between the tracks is obtained 9 The previous step provided a coarse azimuth phase adjustment Now playa 16 kHz calibra...

Page 79: ...4 6 RECORD ALIGNMENT Azimuth adjustment is not done as part of the record alignment procedure because the MTR IO s record phase compensation circuitry would make it difficult to establish proper azim...

Page 80: ...ated on the circuit board at the rear of the head assembly and this view is from the rear of the transport 5 Set the meter on the 0 1 Volt scale and set the oscilloscope for 0 1 V AC per vertical divi...

Page 81: ...ver and remove the extender from the last AUDIO board you adjusted 12 Set the MTR IO TEST OSCillator for 10 kHz sine wave set the SPEED control to L set the output selector switches to REPRO set the M...

Page 82: ...ts of the individual BIAS trimmers on the AUDIO boards is unnecessary 4 6 2 RECORD LEVEL ADJUSn1ENT The front panel INPUT level controls set the signal level from the selected line input or oscillator...

Page 83: ...The result is superi or transient and square wave response as well as higher recording level capability with complex waveforms before saturation occurs The following procedure assumes that the bias l...

Page 84: ...ment tape adjust the TC head wrap for peak output best head to tape contact Repeat using the 2 kHz and 4 kHz portions of the alignment tape Observe the head wear pattern by inking the head and running...

Page 85: ...ust VR 3 for 4 dBm or whatever Reference Level you have chosen output 4 7 4 RECORD ALIGNMENT Bias Ad j ustment NOTE To adjust the Bias for the Time Code module it is necessary to adjust the bias for a...

Page 86: ...pin 1 of IC37 the anode of 026 and adjust VR 6 for 16 dBm The Green LED should be illu minated and the Red LED should be dark 2 Adjust VR 7 on the Time Code Module fully counter clockwise Record Level...

Page 87: ...ithin 0 5 bit 5 While playing the tape containing time code in Sel Rep mode adjust SW 5 according to Table 2 so that the delay remains within 0 5 bit Do not adjust SW 4 Alternate Method if a Digital S...

Page 88: ...III 00 N III 00 N CHECK PIN FOR REC BIAS AUDIO TIME ERASE CODE ERASE F r TIME CODE TRACK CH 1 L f t r I I CH 2 Fig 4 6 CHECK PIN FOR ERACE BIAS Fig 4 7 4 19 00 M 0 l 10...

Page 89: ...5...

Page 90: ...t This system makes it possible for Otari to factory preset the zenith wrap and height so that no further field adjustments are required The only adjustment recommended is for azimuth which maintains...

Page 91: ...front of the transport until the side latches engage 5 4 CAPSTAN PINCH OLLER SOLENOID TRAVEL PRESSURE The MTR IO pinch roller is actuated via a dual solenoid system Refer to figure 5 1 In fast windin...

Page 92: ...stments are nominal Now close the trans port remove the two allen head screws securing the head assembly rear cover lift off the cover and thread a tape 4 Press PLAY then STOP LOAD Check the clearance...

Page 93: ...d to wrap tightly around the disk stopping the motor shaft and the reel turntable When the transport is placed in play record spooling or fast winding modes a solenoid loosens the band to release the...

Page 94: ...or away from the band to decrease or increase tension Then tighten the screw and re check the tension as per Step 3 above One basically adjusts for back tension direction A and then checks to see tha...

Page 95: ...ub spindle assembly the motor shaft and the motor mount bracket See figure 5 5 3 Close the transport measure the height from the top of the supply or takeup motor mount bracket to the top of the reel...

Page 96: ...arance during fast winding there should be 2 mm between the erase head and the tape ARROWS POINT TO ALL SCREWS THAT MUST BE LOOSENED FOR ADJUSTMENTS ADJUST STOP BRACKET FOR 1 5 mm TO 2 5 mm BETWEEN LI...

Page 97: ...spring to check for 350 grams average tension for 1 4 tape 400 grams for 1 2 tape Clockwise rotation of the trimmer increases the tension When tension is correct press STOP CJ FIGURE 5 7 MEASURING SUP...

Page 98: ...down and the time readout is nearing 1 second observe the crawl speed 4 The crawl speed should be about 3 3 4 ips Adjust trimmer VRI near the middle of the REEL CONTROL board as required to obtain thi...

Page 99: ...VR5 VR10 VR2 VR1 FAST WIND SPPED SLOW SPEED CRAWL GND R63 R61 FIGURE 5 8 REEL CONTROL BOARD INTERNAL ADJUSTMENTS AND TEST POINTS 5 10...

Page 100: ...to the edge of the circuit board 3 Connect the oscilloscope ground lead to any nearby GND test point s on the same circuit board 4 Set the scope to the 5 V DC range and set it so it triggers from cha...

Page 101: ...op amps loosen the right hand mounting screw that holds the board to the deck plate CAUTION NEVER USE A SCREWDRIVER NEAR THE TACHOMETER DISK ITSELF THE DISK IS ASY TO WARP IF TOUCHED AND ANY WARP WILL...

Page 102: ...n the transport with an empty 7 reel for takeup Wind tape until an equal amount of tape lS on the supply and takeup reels 2 Connect a frequency counter to the LINE OUTPUT of track 1 3 Extend the REEL...

Page 103: ...s during Re verse Pl ay operation at L speed with nearly empty 7 supply reel as evidenced by swing arm jitter decrease the setting of VR4 until the instability disappears 13 Set VR9 to match the posit...

Page 104: ...speed and again check the scope if necessary adjust M GAIN VR8 for a 50 duty cycle 5 Switch the transport to L speed and again check the scope if necessary adjust L GAIN VR9 for a 50 duty cycle 5 11...

Page 105: ...GAIN H DAMP H GAIN VR6 VR9 VR VR8 VR4 V R7 VRl EXT SYNC CAL VR3 CUE FREQ ADJ VR2 CUE DC OFFSET ADJ GND I FOR CAPSTAN GAIN ADJ CP2 FOR CUE FREQ ADJ CP4 J FIGURE 5 12 CAPSTAN CONTROL BOARD CHECK POINTS...

Page 106: ...M DAMP trimmer VR5 and the H DAMP trimmer VR4 respectively 5 11 3 EXTERNAL SYNC INPUT CALIBRATION This adjustment calibrates the variable speed oscillator VSO so that the speed display is accurate whe...

Page 107: ...ustment by observing equal voltages at both CUE lever extremes with 0 Volts when the CUE lever is centered A further check is done by moving the CUE lever to the left until tape just begins to move th...

Page 108: ...a lower frequency down to about 8 kHz instead of 10 kHz THIS COMPLETES THE ADJUSTMENTS ON THE CAPSTAN CONTROL BOARD TURN POWER OFF AND REMOVE THE EXTENDER BOARD 5 19...

Page 109: ...6...

Page 110: ...able of delivering substantial torque and could present a danger if hands or clothing become entangled in the reels or tape path please be careful when working in the vicinity of the transport If you...

Page 111: ...n use the 1 kHz 100 Hz and 10 kHz sine waves from the built in test oscillator If a Dolby noise reduction system is being used also record Dolby test tone generally the test tones themselves should no...

Page 112: ...onal tracks To avoid the time delay between the record head and the reproduce head the previously recorded track s are played back from the record head This technique is primarily used in multi track...

Page 113: ...of the tape including the track upon which you will be recording At the instant you punch in begin recording the monitoring of the track s being recorded switches from the tape via the record head an...

Page 114: ...SAFE position to prevent accidental erasure of any material 6 6 REHEARSAL OF OVERDUBS OR PUNCH INS In the overdub and punch in procedures discussed in Sections 6 4 and 6 5 there was no way to monitor...

Page 115: ...ooling press down the CUE button The transport will remain in spooling mode and the tape lifters will be retracted as long as CUE is held down Once again we refer you to the caution statement in Secti...

Page 116: ...the heads lay it in the splice block and make a cut at the marked edit point 6a There are two ways to spool off dump tape If you are removing a short segment of tape per the note in Step 3 pull tape...

Page 117: ...button and the display will show the actual speed in inches per second as indicated by the red LED adjacent to the ipsll symbol on the right of the display Another press of the lIips 1I button returns...

Page 118: ...ec for film or 30 frames sec for video A time code generator is used to record SMPTE code onto one track of the tape A time code controller can then read the code from two or more tape machines and by...

Page 119: ...board To interface the MTR 10 to most synchronizer units you must perform the following steps 1 There is a timing fault on the output of the SHADOW which can result in the MTR 10 s reverse play mode b...

Page 120: ...STOP LAMP STOP TALL Y REW TALLY EJ REWIND LAMP LIFTER LIFTER DEFEAT 0 STOP SWITCH STOP 2 REWIND 5 REWIND SWITCH DIR CONTROL SUPPLY 33 5 V TALLY SUPPLY STOP COMMON 15 16 GND BYPASS N O SERVO 9600 HZ 33...

Page 121: ...odification is to solder the diode between the base of Q6 where it joins R39 CIS and D14 and a spare pin on the TRANSPORT CONTROL board such as pin 31 Then attach a wire from the point on the mother b...

Page 122: ...r it 01 QI C33 C35R30 C76 R31 N en rl II r NV 010 UI I CJ D3 33 R32 m E Q2 C I 2 0 11 t DZ J R35 R34 1 I E Q3 cI 3 NV 012 t J R39 R38 4 E Qe CI5 014 L _ o J R41 0 16 DI5 I E F Q7 FIGURE 6 4 ADDING A...

Page 123: ...No_ CONNECTOR EB20 EB21 EB22 19 9600 HZ OUT EB23 EB24 EB25 20 EXT SYNC FREQ EB26 5 REMOTE CUE EB27 EB28 10 REC TALL Y EB32 EA20 PLAY EA21 2 16 GROUND EA22 F FWD EA23 4 STOP EA24 3 5 REWIND EA25 RECORD...

Page 124: ...tics synchronizers are not neces sary for operation with the Adams Smith unit but if the modifica tions have been made they will not affect the operation of either the MTR IO or the synchronizer The f...

Page 125: ...rer s equipment such as synchronizers has been provided by the manu facturers Suggested Constants for use with the MTR 10 CONSTANT VALUE Fm CTION 01 6 FM Freq Set 02 25 Lock Servo 03 23 FM Freq Set 04...

Page 126: ...ITH MTR 10 6 19 r 2 STOP 3 i 1 27 NOTE 8 NOTE 1 31 F FWD 32 4 6 7 8 REW 5 33 34 35 PLAY 2 9 16 13 14 39 PAUSE ell TACH 18 17 OIRECT ION 44 18 GROUNO 26 40 41 15 46 LOCK 19 CA 8TAH NOTE 9 20 NOTE 10 F...

Page 127: ...UT OFF REC TALLY PLAY TALLY STOP TALLY F F TALLY REW TALLY Function TALLY SIG GND TACHO REV FWD 9 6 KHz Fix CAPSTAN CLOCK SPD A SPD B Low Low Low Low Low Low Low H L Low Low SHUT OFF SW RECORD TALLY P...

Page 128: ...ips 3 Type of Connector D SUB 37 Female 4 Output Signal Output Type VOL IOL Leak Current Pull Up Resistor VOH High Level 5 Input Signal Fan in VIL VIH 6 Cable Length OTARI Parts No CN237367 Open Colle...

Page 129: ...d in response to transport status tape speed and Input Sel Rep Repro status The time code channel functions as if it were a third audio channel with superior cross talk characteristics right down to t...

Page 130: ...s the level of the time code output 6 BIAS LEVEL ADJ trimmer This control adjusts the bias level of the time code channel 7 The DIP switches 4 5 and 6 on the time code P C B assembly compensate the di...

Page 131: ...SE READ WRITE REPRODEUCE Fig 6 9 Magnetic flux level 707 nWb mp p 3 dB 250 nWb m rms sinusoidal signal Normal bias recording without frequency equalization Tape speed 30 15 7 5 3 75 ips Delay line Coi...

Page 132: ...7...

Page 133: ...cted The 10 numeric keys 0 through 9 and the adjacent keys are not illuminated when describing these features we use the terms key and button interchangeably NOTE Bracketed numbers in this Section e g...

Page 134: ...09 Tape Time Memory will be referenced to the CB I09 s local tape time zero However if the CB I09 SEARCH ZERO button 21 is actuated its Tape Time readout will automati cally be synchronized to that of...

Page 135: ...i 3 4 LOCATE TillE ITCH OHTltOl IUICltIlIO RAfCH CUI LAY D D 19 22 FIGURE 7 2 CB 109 AUTO LOCATOR CONTROLS AND INDICATORS 7 3 1101 0 J 0 1 I 1 1 I I I I I W c SHum E _U Ollt W lNO D rOl FofWD J D 18 1...

Page 136: ...ied from the Tape Time readout by pressing the Shift Right key 10 5 Pressing the adjacent RESET button 4 zeroes the Locate Time display 7 5 KEYBOARD NUMERALS The keyboard buttons 13 numbered 0 through...

Page 137: ...aning it is not saved after the power is turned Off 7 8 1 CONVENTIONAL MEMORY STORE The STO button 11 is used to memorize the time displayed in the Locate Time readout Up to ten different times can be...

Page 138: ...ORE button will have no effect if the particular memory associated with the button 0 through 4 is already occupied as indicated by the illuminated amber LED below the button NOTE While you can use the...

Page 139: ...PLAY button on the transport or the Auto Locator after pressing the SEARCH button The PLAY button lamp will flash until the cue point is reached confirming that the unit will enter play mode at the c...

Page 140: ...0 7 10 SHUTTLE Pressing the SHUTTLE button 16 causes the MTR 10 to remember the current Tape Time displayed on the readout 1 and to enter or continue in Play mode until the displayed Locate Time 3 is...

Page 141: ...r 23 is only useful for retracting the tape lifters during fast winding it does not enable the CUE lever on the MTR lO The PITCH CONTROL on the Auto Locator 24 works just like the one on the MTR lO Yo...

Page 142: ...A With the tape stopped at zero Tape Time use the keyboard 13 to enter a Locate Time of 1 minute 35 seconds press 1 then 3 then 5 B Press the SEARCH button 20 It and the FAST FORWARD button will ligh...

Page 143: ...P button brightens and the tape momentarily stops 3 The PLAY button stops flashing and stays brighter 4 The transport enters Play mode 5 The SEARCH button returns to its dim state F If you want to sav...

Page 144: ...new time that is about 20 seconds ahead of the current Tape Time i e if you are at 20 seconds enter 40 seconds B Press the SHUTTLE button 16 tape will begin to play and the SHUTTLE and PLAY C When the...

Page 145: ...op NOTE If you press PLAY while the search is ongoing the unit will enter play mode upon reaching the cue NOTE If you press the Direct SEARCH button of an unoccupied register amber LED Off the transpo...

Page 146: ...of the currently displayed Tape Time Press SEARCH While tape is winding ahead try to enter a new Locate Time or try to use RCL to recall a previously stored time Press RESET on the Tape Time or Locate...

Page 147: ...8...

Page 148: ...are as follows MTR 10 Parts numbers are not decided yet Ask for your dealer or OTARI MTR 12 representative 8 2 STANDARD CONSOLE CONVERSION KIT This kit is used for converting an overbridge type to a s...

Page 149: ...bly must also be modified Refer to page 13 22 to find out the differences 8 6 MODIFICATION FOR LOW SPEED OPERATION 3 75 7 5 15 ips The MTR 10 can be field modified for operation at 3 75 7 5 and 15 ips...

Page 150: ...position located near the center of the PCB near R184 R18S B Move two jumpers in the repro section from H to L position located just to the rear toward edge connector of the REPRO EQ trimmers C Chang...

Page 151: ...f C77 0 0068 mfd 0 01 mfd C78 120 pf 180 pf C79 680 pf 0 0015 mfd C80 0 01 mfd 0 022 mfd C81 180 pf 470 pf C82 0 0015 mfd 0 0022 mfd R35 2 2 m OPEN R36 390K 910K R37 1 5 m 2 2 m R39 SHORT 2 0K R40 1 6...

Page 152: ...FIGURE 8 1 MTR 10 2 WITH OVERBRIDGE INSTALLED 8 5...

Page 153: ...FIGURE 8 2 MTR 12 2 WITH OVERBRIDGE INSTALLED 8 6...

Page 154: ...tape version This kit has complete to it We also provide several So refer to page 1 1 and contact representative CONVERSION converting standard MTR 10 and deck to center track time code installation m...

Page 155: ...9...

Page 156: ...hree standard flux levels 185 250 and 320 IEC nWb m 2 In addition there is switchable NAB or IEC equalization for low and mid speeds with AES equalization for high speed 30 ips in the standard model A...

Page 157: ...ast the heads at reduced speed in repro or sel rep mode on the average signal level is reduced about 20 dB 9 3 AUDIO OUTPUT STAGE The signal source which feeds the LINE OUTPUT is selected via logic ac...

Page 158: ...he different speeds is selected with QS2 through QS4 and front panel PHASE COMP trimmers VR17 through VR19 The phase compensation counteracts the phase errors introduced by the record equalization The...

Page 159: ...state buffers connected to the 8 bit data bus that is common to the servo cards as well as the CPU board If a transport control button is depres sed the CPU will detect this status when the tri state...

Page 160: ...wn counter function is duplicated by the same 1 0012 chip located beneath the transport next to the real time readout The purpose of this redundancy is to avoid the undesirable side effects of long mu...

Page 161: ...the capstan tach frequency is exactly equal to the capstan clock a 50 duty cycle square wave will be seen at test point CP2 the output of the counter The bi color CAPSTAN LOCK LED on the board s front...

Page 162: ...ncy falls in a window between 20 kHz and 3 kHz will trigger this circuit and will latch a signal onto the data bus when input port 62 is enabled by the CPU The CPU automatically changes the transport...

Page 163: ...10...

Page 164: ......

Page 165: ...tion 5 5 F Reel turntable height Section 5 6 G Tape lifters Section 5 7 H Reel tension and speed adjustment Section 5 8 I Tachometer phase Section 5 9 J Reel motor drive amplifier MDA gain Section 5 1...

Page 166: ...draw the assembly from the shaft Note the screws were aligned with flats on the motor shaft 6 Unplug the two cables leading to the motor assembly 7 CAUTION Be sure to support the motor from beneath so...

Page 167: ...nel and remove the knobs 2 Remove the four flush mounted flat head allen head screws from the top and bottom front edges of the audio control monitor panel 3 Unscrew the knurled thumb screws panel piv...

Page 168: ...crews at the rear of that cover 2 Remove the allen head screw from the top of the pinch roller assembly and lift off the roller 3 Install a new pinch roller tighten the retaining screw and replace the...

Page 169: ..._ I I2 REMOVE FLYWHEEL FIGURE 10 2 IMPEDANCE ROLLER DISASSEMBLY 10 9 TACHOMETER ROLLER REMOVAL AND REPLACEMENT 1 Unplug the cable from the tachometer circuit board beneath the deck plate 2 Remove the...

Page 170: ...s the tape lifter and pinch roller solenoid linkages The Capstan Motor of the MTR IO 12 contains an oilite bearing at the front end which requires lubrication USE ONLY OTARI OIL part no PZ9E003 Initia...

Page 171: ...gainst the side of the nearby capstan motor 10 13 SWING ARM ASSEMBLY REMOVAL AND REPLACEMENT To gain access to the swing arm assembly it is necessary to first remove the deck plate cover which entails...

Page 172: ...Capstan Motor 5 Disconnect the cable which leads from the Motor to the nearby Printed Circuit Board PCB 6 Remove the four screws that attach the Motor to its mounting posts or to the cast deck plate...

Page 173: ...11...

Page 174: ...up to 12 inches 30 5 cm automatic ten sion compensation NAB or EIA hubs on MTR 10 2 NAB hub only on MTR 10 4 MTR 12 4 HEADS Plug in head blocks with full access to independent head azimuth adjustment...

Page 175: ...one jack for headphones with 8 Ohm or higher impedance EQUALIZATION At 30 ips AES At 3 75 ips 7 5 ips or 15 ips NAB or IEC CCIR switchable Adjustable record phase compensation for all speeds BIAS FREQ...

Page 176: ...20 kHz 3 dB Less than 0 3 third harmonic distortion at 1 kHz ref 250 nWb m MTR l0 2 MTR 12 2 2 tracks 4 tracks better than 55 dB MTR l0 4 MTR 12 1 2 2 tracks better than 60 dB MTR l0 2 DIN Stereo bet...

Page 177: ...oil PZ9E003 operation and maintenance manual OPTIONAL Model CB lll Remote Control Box with zero search pitch control illuminated transport control buttons and cable Hodel CB I02 Remote Control Box wit...

Page 178: ...n Head Assembly DIN Track Conversion Head Assembly Parts Kit for Modification of 1 2 Model into 1 4 Model r J r 7 7 8 m m 1 1 23 2 688mm 46 1 26 3 1170mm J l 660mm 1 I Vr t 1T 36 2 919 mm 24 3 616 5mm...

Page 179: ...12...

Page 180: ...tics attached to the machine so to find out the correct parts number of those parts you need refer to Fhe schematics 12 2 PARTS LISTS You will find drawings for the following P C B s in this section M...

Page 181: ...LY Ref No Description Parts No Notes P C B PB9A372C IC10 IC 1 0012 IC19 IC ITD62301 IC37 IC 1 0028 010 V 15 Diode PNTLR124 Ll Inductor IN19069 47 J H R37 Res is tor R8BJ102M lW lk C20 V 26 Capaci tor...

Page 182: ...M J N J co E w If co co U o ex f z o u...

Page 183: ...2 PB 4GEA MASTER CPU P C B ASSEMBLY 12 4...

Page 184: ...sistor Array RA7 Resistor Array RA8 Resistor Array R2 Res i stor R4 Resistor SWl Switch SW2 A Swi tch Xl Crys ta1 Heat Sink CPU P C B ASSEMBLY Parts No Notes PB9B 186A PG 1111 IHC 781 115 IM5L8255 IM5...

Page 185: ...E5008N IC59 IC IHC78M15 Diode LED PNTLR124 Ll 3 Inductor IN19069 VR1 4 8 9 Potenti ometer 20kn RV424208 11 13 VR5 10 Potenti ometer 10kn RV414172 R19 Res istor R8CJ201M R25 57 Res is tor R93 013M Resi...

Page 186: ...3 PB 44VA REEL CONTROL P C B ASSEMBLY 12 7...

Page 187: ...I N Xl OJ I E P P V1 I P z 0 z I J 0 OJ P V1 V1 rn 3 OJ...

Page 188: ...e PN 0016 017 Diode PN 0034 033 LED PNLN16WP L1 rv 3 Inductor IN19069 VRl Potentiometer 20krl RV424249 VR2 Poten ti ome te r 10krl RV414207 CUE DC OFFSET ADJ VR3 Poten ti ometer 50krl RV454210 CUE FRE...

Page 189: ...P IC16 IC 1 0026 IC1 7 IC 1 0027 D2rv4 31 Di ode PN 0053 D30 33 Diode PN 0011 L1 Inductor IN19063 VR1 J 3 Potenti ometer 10kQ RV414172 Test Osc VR4 J 9 Potentiometer 50kQ RV454174 MASTER BIAS SW1 Swit...

Page 190: ...U1 0 o J I c CJ o n o z l 0 o r 0 n o J...

Page 191: ...co UJ l l l co u 0 UJ LL l C Cl l l l r 7 co N r l I N D r l x...

Page 192: ...Resistor RLl Relay RL2 Rel ay SWl Switch SW2 Switch UNBAL BAL Check Pi n Connector Heatsink Parts No PB9A377C 1 0026 1 0027 TF31019 IN19034 IN19049 IN19074 RV414172 RV423216 RV45321B RV454174 RV45320...

Page 193: ...WER SUPPLY P C B ASSEMBLY Parts No PB9A380B PNR3 6EB PN 0074 PN 0053 PN 0044 500rl RV452202 R8CJ181M R7DJR24M RY2YC052 CN402081 CN403043 CN403082 CN403083 CN405045 CN406046 CN407047 CN408048 CN408227...

Page 194: ...I Di w I o 3 2 0 1 2 Q QI08 E C7T t L iJ 0119 JIM CN4 3 D ICI 22 ANY 2 R 9 qE CIS 1 t CI4 0106 7 Z 0 I D23 EL J 6 E ANY 6 I S 5 c n I 120 E rl b 3 CN6 CI3 19 12 C tftlfrltl EIOQ3 Jle C CHI 10 or H a...

Page 195: ...ductor Connector Connector CO Jl e to r Connector SPEED CALCULATOR P C B Parts No PB9A456B IJ390P IMS 1966 IHSM5502 INSM561 IN19069 CN404053 CN406055 CN609l2l CN610122 G4W 1112P ASSEMBLY 9 PB 45C CAPS...

Page 196: ...D2 5 10 Diode D15 Diode Ll Inductor Connector Connector Connector R30 Resistor RYl Rel ay Spring Heatsink Holder P C B Parts No Notes PB9A369B IHC78M15 PNR3 6EB PNR2 7EB IN19073 470 H CN403043 3P CN40...

Page 197: ...1B ICl 2 IC IHC4558C IC7 IC IHC78M15 Ll Inductor IN19069 47 JH VRl 3 Poten ti orne ter RV454210 50 kS1 Connector CN404044 4P Connector CN406046 6P Connector CN409049 9P Connector CN608083 8P Connector...

Page 198: ...13...

Page 199: ...per information 13 2 PARTS LISTS The key numbers which precede the parts descriptions refer to callouts in the accompanying exploded view drawings Each parts list is numbered and is associated with on...

Page 200: ...4EOO4 GH4EOB2 GH4E012 I KHOD062 KHOD062 KHOD079 F1420BBN F14205BN 7 Spring GS2016 B Record Head Ass y ASS y Head unit Shield Case Flat Washer 2T GH4R132B GH4R132 KHOB034 Not used DIN GH4R134A GH4R134...

Page 201: ...Z H o 9x S 6 L 9 9x...

Page 202: ...I C3x6N 1 rl C3x6N 4 8 I I w l o z tii Ul H o Z 0 3 K U M 3 6 I I I 5 I 8 I 8 I I 10 11 _________...

Page 203: ...te Head Mount Base P C B Ass y Head Bracket L P C B Bracket R P C B Guide Head Roller ASs y Scrape Filter Spring Head 6mm Head Erase 2T 2CH Head Record 2T 2CH Head Reproduce 2T 2CH KZ6A071 KHOC042 PB...

Page 204: ...B KH4X002 6 Guide Head KGOA021A 7 Spring Coned Disc PZIEOOl 8 Erase Head Ass y GH2E046A Erase Head GH2E046 Head Plate KHOD092 Screw F14C05BN Spring Washer F530 CBN 9 Record Head Ass y GH2R066A Record...

Page 205: ...r u N 9x 0 r L 8 L...

Page 206: ...w I 00 C3x6N 6 I 7 I I 9 e 11 1 4 oN I I i 8 7 10 _ _ _ I 3...

Page 207: ...P C B Guide Head Spring Coned Disc Erase Head Ass y Erase Head Head Plate Record Head Ass y Record Head Head Plate Shield Case Reproduce Head Ass y Reproduce Head Head Plate Shield Case Roller Ass y S...

Page 208: ...HOD062 Screw F14208BN Spring Washer F530 2BN 7 Record Head Ass y GH4R070A Record Head GH4R070 Head Plate KHOD064 Shield Case KHOB028 Screw F14208BN Spring Washer F530 2BN 8 Time Code Head Ass y GH4DIO...

Page 209: ...V1 3 6 5 _ __ 10 ______ J 5 5 9 4...

Page 210: ...N rl rl I...

Page 211: ...g KHOF035 2 Guide Head KGODOOC 3 Skirt Head KHOF044 4 Spacer Trim Panel TOOlO05 5 Cable Ass y Head ZA 62P 2CH 6 Cable Ass y Head ZA 62V 4CH 2CH Conversion 7 Bracket Connector KH4x003 8 Clamp Head Wire...

Page 212: ...tiometer Pitch Control Washer Trim Panel P C B Ass y Cue Edit Switch Swi tch Jhi te Swi tch White Washer Trim Panel Lever Cue Parts No T002104 T002501 TOOI012 TOOI012 TOOIO I TOOI017 PZ4A013 PZ4A014 T...

Page 213: ...J F 3 10 28 I P2 6 P2 10 I t 22 I TS3 6 16 5 5 8 21 A I 1S3 6 1 30 19 7 2 1 f 18 1s3 6 r J Ul Ul H Ul J Ul Ul tTl 6i t f w f 1I1 I...

Page 214: ...I I W I 0 13 I tl 14 1S S3 3 3 12 18 2 l 1 1 Ys 6 19 S 53 4 8 9 00 n r J Ul Ul H Ul J Ul Ul M t t...

Page 215: ...oller Tacho PB 47TA Photo Interruptor PN 0145 Encoder Roller SR3Z007 Protector Encoder KI4K002 Cap Roller Ass y KAOC008 Roller Ass y Tension Arm KA 41AB Tension Arm KAOA037 Shaft Arm KAOA038 Washer Po...

Page 216: ...er Solenoid 28 Spring Solenoid 29 Rod Solenoid Pin Solenoid Rod 31 Retaining Ring E Type 32 Spring Solenoid 33 Shaft Connect Arm 34 Air Pot Ass y Retaining Ring E Type 36 Arm Lifter A 37 Arm Lifter B...

Page 217: ...2 d Jx 46 I Ul Ul H Ul Ul Ul t I ffi t PS3 V...

Page 218: ...I f W N o PS3x6 22 k1 PS3X1 8 26 TS3xS 4S J fS3x6 I I II I TS3x6 9 22...

Page 219: ...C B L Reel Tacho Solenoid Brake Pin Brake Retaining Ring E Type Guide Brake Washer Polyslider Retaining Ring E Type Plate P C B Ass y Cushion P C B Ass y Guide Rail P C B Capstan Drive P C B Reel Size...

Page 220: ...itch Rotary Test OSC Jack Ext Osc Potentiometer Control Single Potentiometer Control Double Jack Phones Clamp Wire Control P C B Ass y H P Amplifier Switch P C B Ass y LED H P C B Ass y SRL Switch Swi...

Page 221: ...11 AUDIO CONTROL ASSEMBLY 2CH LOW PROFILE 18 U J c Il Il x10 13 23...

Page 222: ...I I I N w N N n r...

Page 223: ...VU Meter Lamp P C B Ass y LED C Peak Switch Rotary Test OSC Jack Ext OSC Potentiometer Control Single Potentiometer Control Double Jack Phones Clamp Wire Control P C B Ass y H P Amplifier Switch P C B...

Page 224: ...Jack Ext Osc P C B Ass y H P Amplifier P C B Ass y Control Switch Switch Switch Rotary Potentiometer Control Jack Phones P C B Ass y SRL Switch Switch P C B Ass y SRL Switch Switch Screw Trim Control...

Page 225: ...AMPLIFIER AUDIO CONTROL CAPSTAN CONTROL REEL CONTROL MASTER CPU TRANSPORT CONTROL 10 12 2 10 12 C 1O 12 K 1O 12 M 10 12 2T 10 12 CT PB 44 X A PB 44WA PB 44VA PB 4GEA PB 44TA 10 12 4 10 12 1 10 12 G 1...

Page 226: ...2 7k 1 5k 1 5k 1 5 k lk 1k 680 680 lk 1k 1k 220 lW 220 lW 100 2W 220 lW 220 lW 220 lW 100 2W 180 2W 180 2W 100 2W 100 2W 180 2W 180 2 100 2W or 270 2W or 270 2W 47p 47p open 47p 47p 47p open lOOp lOOp...

Page 227: ...I r u H 1 1 en en x H o E z o u o H Q M rl 0 N M rl...

Page 228: ...I t W w o J c o H o n o o t J f f tTl t...

Page 229: ...3 Meter CB23310 13 Escutcheon CH 4 Meter CB23311 14 Meter VU ME1100S Meter Lamp LU2049 P C B Ass y LED C Peak PB 81J 16 Clamp Wire Control PZIG029 17 P C B Ass y LED H PB 821 I 18 Jack Ext Osc CN6 011...

Page 230: ...P C B Ass y Capstan Control P C B Ass y Reel Control P C B Ass y Master CPU P C B Ass y Transport Control Washer Amp Chassis Protector Amp Rear Protector Chassis Panel Edging Edging P C B Ass y Relay...

Page 231: ...15 AMPLIFIER ASSEMBLY 2CH 2CH 19 6 53 X6N i 4SW 1 13 33...

Page 232: ...I f w w I _ f t H 1j H t 0 J I rn rn t S t n x...

Page 233: ...Guide Rail Plate Amp Chassis Plate Trim Amp P C B Ass y P C B Ass y P C B Ass y P C B Ass y P C B Ass y P C B Ass y Control Audio Amplifier Audio Control Capstan Control Reel Control Master CPU Trans...

Page 234: ...P S LED PB 82K Switch Power WH92018 16 Spacer P C B KZ9A075B 17 Spacer Power Switch KZ9E075B 18 Panel Trim Power Supply DSIYOOIA MTR IO Panel Trim Power Supply DS2E005 MTR 12 19 Pivot Chassis Rear PZI...

Page 235: ...I r M M rl 1 t z U u o z 0 CO...

Page 236: ...00 i i W I W 00 n fl ttl fl fl ttl 53 t t 0 E 1 1 I H t ttl s xl I i 0 B4x6N...

Page 237: ...Sash R Case KI08431 Cap Leg KI08429 Caster Lock Type CY4057 Caster Non Lock Type CY4056 Plate L Case Rear KI08433 Plate R Case Rear KI08432 Plate L Frame KI07082 Plate R Frame KI07083 Boss KI05552 Wa...

Page 238: ...se Overhead Plate Stay Pin Stay Case Meter Bridge Bracket Speaker MTR IO Parts No KI084 C KI08424 KI08422 KI08423 KI055 A KI05541 KI05564 KI05560A KI08426 CY2024 CY2025 KI08428 GS2086 KI08427 KI08425...

Page 239: ...26 S4xl0 B3x6N B4x6N 24 f W Ul t l Ul Ul t l t o j 1il J H o Cl t l 3 3 J I f o f W f I...

Page 240: ...I N f o W N 44 38 D N...

Page 241: ...cket Case Front Stud Case Front Damper Saddle Wire Pivot Case Front Sash L Case Sash R Case Cap Leg Caster Lock Type Caster Non Lock Type Blind Parts No K1086 B K108424 K108422 K108423 K1055 A K107050...

Page 242: ...Washer 13 44 K1086 B K108424 K108422 K108423 KlOSS A K107050 K10705l K107079 GS2081 K107076 Kl07077 K1070 A K1070 B K107054 K107078 K107059 K107075 K108428 GS2086 K108427 K108425 PZ1G102 KZ6C074 F74TE...

Page 243: ...tv t o Ul M TS3 62 64 B4x8 I t o Ul Ul M t o j 6l c H t 1 Cl M c I f tv W Vl I...

Page 244: ...I f W A J 37 t 38 3x15 B3x1...

Page 245: ...itch Key Top Switch Key Top Switch Key Top Switch Bracket Key Switch Push bite Switch Push Red Switch Push Blue Potentiometer pitch Control Knob A pitch Control Spacer Knob Stud P C B Case Auto Locato...

Page 246: ...KNI048 9 Knob A Speed KNI045 10 Spacer Knob KZ7A838 11 Potentiometer Pitch Control RV014026 12 P C B Ass y Remote Control PB 82V 13 Stud P C B KZ7Bl13 14 Bush Cord PZIG012 15 Plate Cord Clamp CBIII05...

Page 247: ...N w...

Page 248: ...plifier PCB Asse bly Low 3 10157 Variation of The m lOll tlI R 12ll 3 13828 Amplifier PCB Asse bly PB75SOA Mother PCB Asse bly 2 Channel 3 10313 r PB76LOA Mother PCB Assembly 4 Utannel 3 10314 I T0025...

Page 249: ...ontrol Box 4 39019 PB79GOA Sub Mother PCB AssemblY 4 37630 PB47ROB Tile Code PCB Assembly 3 13184 PB17XOA Filter PCA 3 11639 PB7AFOA Transister Hook Up PCB Assembly 4 37624 PB7CDOA I O Hook Up PCB Ass...

Page 250: ...liJ IV Or N UJ V lou I N Q l J Q 4l TO Y10TftER PCB 1Ssy TYPE NO A TO AT THE END KH 41N THIS SCHHIATIC DIAGRA l IS APPLIED TO KH 4X KH 41J KH 41K KH 41C KH 2N D DRAWN li i81 Z L J fi7nnmn N I i ____...

Page 251: ...PACITOR 5 3 CAPACITOR SYMBOl MARKS ARE AS FOlLOWS LOW LEAKAGE CURRENT ElECTROlYTIC CAPACITOR 11 ALUMINUM ELECTROLYTIC CAPACITOR METALLIZED PAPER CAPACITOR 10 lb q I BIPOlAR ALUMINUM ELECTROlYTIC CAPAC...

Page 252: ...MOTHER PCB ASSEMBLY C l TYPE NO A TO AT THE END I I THIS SCHEMATIC DIAGRAM IS APPLIED TO KH 41F KH 41L e t t I A S E D X7 L 1 3 l9 j fJliJlDDOtari Electric Co Ltd V il CHECKED 71 7IE 9 NAME ____ __ _...

Page 253: ...2 3 4 5 6 0 l o I C C C C ERA E CHI R E tl1l 1 1 t eli p CJ1 i RSP C i1 f E c o l E F 1 I MATERIAL PART No I I kH41WOA seAL I DIMl I u 1 1 Y I AIiI8U JlC T I I IF I...

Page 254: ...VA r J IO r B I J VI loon iN Z 1 tr j GI 4 s 1 GN I V l t m t 4 4J GNIJ I I l Z C _ N l i I u 0 Rt 4 7 1 rl t 14 F l Z loY iT C cI 14 I VirA NOIff U F II I J U IO n zlV I I I L tl J ol I I U g Q f I I...

Page 255: ...r 2 0 I 0 l c lOV 00 J 2 II I 6V l_ _ T PC NO A TO AT THE END J I I I THIS SCHEMA TIC DIAGFIAH IS APPLIED TO PB SD I I JUs UHl SS OTHERWlst SPtclrtED In DRAWN 7 1L17 _ 12 j fJliJllJO ARE til DHMS tw...

Page 256: ...CITOR If t AR FilM CAPACITORI S 50 POlYSTYRENE FLM CAPACITORI S 50 CERAMIC CAPACITOR MICA CAPACITOR I 5 1 17 15 A 32 5 B 33 4 Z C 34 J d 1 5 73 ZG 3 12 I JOIZ L O 1 8 btSV I IC 5 T6 4 z ITl c 1 3 I1tO...

Page 257: ...ad 3 D cit ON IH f 1 t 4 P7_tc Of5 J I TUU1 iJ iE 5E1 UfO PIGIT PIG iJlq 17 I P GIT P GIT rmPE iN Oj A TO 01 11 fE ND PS t I IT 1241 7L fZ4 NOTES UNlESS OTHERWISE SPECIFIEO 1t SISTA lCE YALUES ARE III...

Page 258: ...S JUZ CN6 to RS6 sv t tOJ lJ J I 0 0 tV NOTES UNUSS OTHERWISE SPECIFIED DRAWIf If 1 S l l J iJ1110 Otai Electri Co l td I RESISTANCE VALUES ARE II OHMS two 5 Mo TANTALUM ELECTR x YTIC CAPACITOR DESIGN...

Page 259: ...UNlESS OTHERWISE SPt CIFlED L RUISTANCt VAWlS AliI It OHMS W Z CAl ACtT HCt VAWlS AliI It AIIADS l CAPAClTOII S IM8Ol MAIIKS AlII AS f OUCWS nECTIIOI TT1C CAl ACtTOIt IIW Ol M uCTIIOI TT1C CAP nul CA...

Page 260: ...ESISTANCE VALUES ARE IN OHMS W 5 2 CAPACITANCE VALUES ARE IN FARADS 50 3 CAPACITOfI SYlilBOl MAR S ARE AS fOtlOWS I ALUM ELECTROLTTlC CAPACITOR BIPOlAR ALUMIIIJM ElECTAOlYTIC CAPACITOR MYLAR nLM CAPAC...

Page 261: ...I 4 J L HJ E IN HIG 6 2 4 l LINE rJ l GND b 3 3 LrNElo c 4 LIF R DEfEAT 4t HASTER BIA ti T C I FJ HEAD 7 REC REfJ f Ii AfJ 6 1 ERASe HEAD 4 1 El A5EHFAf J f 7 I 2 z 7 J 6l t 4 in 4 3763D ft milit111...

Page 262: ...AT THE END 4 376Z3 4 37614 f J r L I I C D I E F H 2 i c I I t a JL j l TYPE 1 1 I I DRAWN T 4 fJjjliJ JJO Otari Electric CO Ud u 1 1 1 1 DESIGNED I I J 1 1 I 1 CHECKED 1 11l i S l NAME 7J 1 1 1 I AP...

Page 263: ...RESOLVE IIUT 5V p 4 7 a c cr AEC TALLY nAY TRLLY STilI TALLY AMO TALLY f F TALLY N C 3 6 5V lC a AEf Nil IITARI PART Nil IC 1 II1C14584 2 II1C14069 3 IALS148N II 1 9 11 0010 OESCAIPTIIIN I1C14584 I1C1...

Page 264: ...z v ll flY 301 I lX 86 rl41iT N D J E I p lJJ I t I _ I J C 1 J j0 f K ItUl 114 t il j l Ix I z1 I I I sUp lJRAXc sOL if SJ J l suP M JOl I L_ I I SOl 0 t t r _ T r m 115 COif tJf5 u JV 2 5 1 t flr h...

Page 265: ...I Rf Rl 2V 4 1 21 I tg r t 11 1 f 6 Ofl a J jzl ZND I VI z I I v tb iQ ti R4 n l r r r T XI t tJ Ix El S EjtxJ i7 rtr Ti7 i I 2 I J sol COI II E u M I o 2 t5 TUp 7 0 f REF NO OTAlfl rAIfTNO l ESCli PT...

Page 266: ...7 RII 10k I c t 4 Cl Ie 1 tv I f H sl N Ie a I C tlSV 16 C 1 CGN I lfl 1 _ I P lTES ESS OTHERWISE SPECifiED i DRAWN 7L 81 7 q r J r rr Jn I I IIUISTAllCE YALUlS ARE II MIS tw 5 10 TANTALUM mClllOlYTI...

Page 267: ...l I E I I 1 I 1 r J I 0 S I J I tao tt o b c t o l 01 IIo 1la CI J o ro J W 10 161...

Page 268: ...u D 0 Z D z 1 f t t lO l stawl z t 14 C9d 3 14559...

Page 269: ...fr rlliwlffr ZTJH f I J I I 1 1 JrV illHJ ItVI rn J JI 1 Jt1 uf17F bl y Ill lm Jr 71 I l w I Im Kif Of WI N_ L J Jt f1 N 6 f J I J 1 1 I g L 0 Ir CO JrO fl A ll J4 A r r 1 I I 0 p l f L _7 J 9 c O J l...

Page 270: ...roJ IlBiJ A t U V J A PlJ J v J 1 0 41 tJ j M 1 L oJ Irl 1 1 fiN 4 1 lfV Il KJ 4 I fJ f 10 J J ri C4 4 C4J 7 _ I CJIJ f7 1 r o 1 ft 4 D f If 011D A y l II V 9 I IOD 1ft 4tJP _MAo ltJ 1 1 J I tJ _ l i...

Page 271: ...1 LAMP I I 38 SHUTTLE LAMP I I I I 39 AUTO RWD LAMP r 7 B2 I 40 RLO ri 8 B3 J I I 1J 41 RLI I I I 42 RL2 RLO I I I 43 RL3 RLI 2 3 44 L RL4 RL2 r r 45 RL5 RL3 4 46 RL6 RL4 5 I i 47 RL7 6 RL5 48 8V 7 1...

Page 272: ...P G N 0 I 2 1143 2 1144 2 11 5 11 6 L 11 4 I 4 8 1 74 7 a 11 2 4 842 74 10 11 3 4 S43 74 11 11 1 I co c z 0 co c n U2 0 co c n U2 0 0 o r JJ Ul C 00 I 01 n 00 DIRECTION 3 7Slpo 7 5 Ipo 15 Ips 30 Ip SA...

Page 273: ...1 1 J ik a i HP t a lI t 0 al cg I iii 1 I E lEI a DO 1 I t SOl j G5 l S i qf h uf M I t H S IO Q I EQ I J I C n C g u It 0 1 ld fJ6 9 73 oon Q l lS __ Ct J6 q l S I I l e 9 lt 8 7 S Z7 016 i L J I J...

Page 274: ...rJ IWRJ IfDJ t GlJ fI f N t Ot AJj A bZ 14 l06E VO JtT ifttRZ 7E8 lflJZ Z 1 IiL 1 n ICA J II HlY f r ClzV miu 02 fitJ 10K III JUf NJI f w 5 P l IS I USV I _J el 1 i II QJ 1 D5 14 If If4 10K 10 IfM IlJ...

Page 275: ...nt C P CITORf S 1 CH CI O I ll 7 A l CA ACITOR SY1I8Jl RKS ARE AS fOUOWS lOW L AK A i C JRR HT ELECTROlYTIC CAPACITOR All IIIIN M El ECTAQ YTIC CAPACITOR METALUIED PAPER C PACITOR t I i ii o l _ tEL...

Page 276: ...I l r l II I I In I T l II I II o i II b I lIa C 0 a lO 4_I O 3 1 c W It 6 I I r r M I I t i 1 J In 1 I t L_ r J I f 10410 1 m _ tr y A J t B i L 1 Lt lof lo1 L 3 101 5ts...

Page 277: ...i I 5 lUll f J m 20 114 1 t W WH eB I TRNTALlJI ELECTROL TTl C CR P C lmL L J 9 9 I JL P OPfL E If l l CA I AC iOAl ZI l o LOW lf P ICAGE CVAAEM ElEC 1MlrfiC CRPRC ITOfl i d T d l 8 I1E TAlLlZEO PAI...

Page 278: ...M MICA CRPACITORC 5 p POLYPROPYLENE FILM CAPRC TORC S i TANTRLUM ELECTROLYTIC CRPACITOR L LOW LEAK GE CURRENT ELECTROLYTIC C P CITOR ME TALL I ZED PAPER CRPAC ITORC 19 9 SPARK KILLER I I I 6 SEFETT C...

Page 279: ...4 9 15 71 36 71 37 7ITe 7 1 39 H rf1 1 7 1 40 A L I 2 1 2 7 1 4 I 7 1 4 2 7 1 43 I 4 21 7 1 44 Ft _ 71 4s 7 1 46 F I __ 7_ _ I 8 7 1 47 n 1 EO 4 Ijill 1i1I S W _ J 3 0 L J LJ l r 1 _ 6 4 1 r 3 B I N t...

Page 280: ...FIL CAPAC ITOR 5 SOv I 9ID POLYSTYRENE FILM CAPASITOR 5 50V 2 SlflJfL06IC I CERA IC CAPACITOR STCI for L06IC G 1 MICA CAPACITOR 15 rtIE IDWG NO PIJOR TANTALUM ELECTROLYTIC CAPACITOR f PIJOLOI II D POL...

Page 281: ...1 D1 I R5 Rl R2 R3 R4 300 300 300 300 300 _ SIII12 CD D CD 5V N C MEMO 0 MEMO 1 MEMO 2 MEMO 3 MEMO 4 RESET Sill I I 1 J2 3 STI ST2 Di9 4 Di9 5 RESET Sill STO 0 STO 1 STO 2 STO 3 STO 4 SlIIl S1II2 S1II...

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Page 290: ...6 SEARCH 2 SW 7 SEARCH 3 STO 0 SW 8 SEARCH 4 STO I SW 9 N C I I tSV 2 ST I 3 ST 2 4 N C 5 ME O 0 6 MEMO I 7 MEMO 2 8 MEMO 3 9 MEPIIl 4 1 Y j 8 t b 9 8 B 1 B 9 i 5 _ 4 g 1 1 s g 8 b b t J6 TAPE TIME J5...

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