Hitachi D-E99 User Manual Download

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Summary of Contents for D-E99

Page 1: ... INPUT SELECT SWITCH HEADPHONE SOCKET MICROPHONE SOCKETS MONITOR SWITCH TAPE SELECT SWITCHES AUTO MEMORY REWIND SWITCH REC MUTE BUTTON PAUSE BUTTON RECORD BUTTON FAST FORWARD BUTTON PLAYBACK BUTTON STOP BUTTON rJj REWIND BUTTON EJECT BUTTON j OUTPUT LEVEL CONTROL SAFETY PRECAUTION The following precautions should be observed when servicing 1 Since many parts in the unit have special safety related...

Page 2: ...5 dB Weighted A Reference 3 THD Metal tape 75 dB Wow and Flutter 0 032 WRMS 0 10 Input Sensitivity and Impedance Microphone 0 4mV 300 ohms 5 kohms Line in Output Level Output Load Impedance Line out Headphone Distortion Channel Separation Cross Talk Power Supply Power Consumption Dimensions Weight Motor Heads According to DIN 45 500 100mV 50 kohms or more 500mV 50 kohms or more 8 ohms 2 kohms 0 8 ...

Page 3: ...in PC board After removing the front panel remove and CD seven screws BT2 6X6 U t GD 83 X6 CD F3 x 10 BT 8 Timer switch Press the projection of the timer switch holder in the direction of the arrow G to remove the timer switch Engage section and then press the switch holder in the direction of the arrow to install the timer switch Front panel Timer switch Timer switch knob 9 Meter PC board assembl...

Page 4: ...rrect head height tilt and azimuth This adjustment has to be done alternately c B A Fig 1 4 S7 MPX switch OFF SB Monitor switch TAPE S109 ATRS switch OFF S111 Fixed switch ON RV1L R Record level controls MAX RV2L R Output level control MAX According to DIN 45 500 Adjusted Adjusted Mode Remarks Position Value Semi 3000 Hz Playback variable resistor in 20H 5 z See Note 1 the motor 3150 Hz Screw Play...

Page 5: ...ndicates 0 dB Then adjust the attenuator to lower the output level by 23 dB 3 Set the monitor switch to the TAPE position and read the playback output level of LINE OUT jacks 4 Then set the audio oscillator frequency to 15 kHz and read the playback output level of LINE OUT jacks 5 Adjust RT103L R so that the output level difference between two frequencies is within 0 5 dB 2 With the condition show...

Page 6: ...NSPECTION OF MECHANISM Check Item Reference Value Remarks Pressure roller Pressure 420 500g Take up side Measure in playback mode Fig 3 Driving force 120g or more Pressure of pressure roller Supply 130 180g Measure in playback mode Fig 4 side Pressure of take up idler 60g or more Measure in playback mode Fig 5 Take up 35 65g cm Torque Fast forward Measure in fast forward mode 75 110g cm Rewind Mea...

Page 7: ...T spring fixing screw LUBRICATIONS Lubricate one or two drops of oil to rotating point or lubricate grease to sliding point Lubrication Lubricate the respective parts listed once every 1000 hours or once a year under normal conditions of use Avoid oiling them excessively or rotation may become irregular because of oil splashes Rotary section Sliding section Metal and metal Mold and metal Metal and...

Page 8: ...r PHONES AMP R323L To Rc tt ZDJOI MUTING SWITCHING A 0 R L SELECT AMP RECT IA DI r r r STOP 0409 l 2el SWITCHING ov Rl76l 0431 LEVf L SHIFT Rt79 Rl80 ERASE HEAD 0114 SWITCHING BIAS OSC I RT3 oAOJ r FL METER I I L ____ r R475 0302 LEVEL SHIFT Ili SOURCE SOURCE o 58 3 R 159 r J NiTOR fl TAPE se_ 4 1 TAPE I LED12 rf i SOURCE I f IOV 0513 SWITCHING J l LEDl3 TAPE 16 1 22V R442 llV fi 1 Z0404 i VOLT ST...

Page 9: ...llLEO DRIVEi IRECORDI lP 8 EQ SWITCHNG LEO DRIVEi REC SWITCHING IPLAY BACKl b W lt a G MOOIOIL l3 5 DOLBY 8 C I IOY r I JICIL JK2 RIOIL IR102l 601 PLAY HEAD r I I I IC403 P04011C I BATTERY WARNING Z0406 I HZ49C VOLT STAB 0426 I 152473 LEVEL SHIFT I IC401 I H044801A3S MECHANISH ATRS I CONTROL D407 IS2473 REVERSE CURRENT I PREVENTION I D402 itlJ NG I LED4 I 5LR34URS D417 112473 REVERSE CllllENT PREV...

Page 10: ...05 Cl45 t0 116 331 RV2L INPUT R LIRI 20K 9J I GltO 1_ METIA IEMSmVITY ADJ Rtu L IK Cl40L llP IC I ZD405 L 33 H l llAS TRAP AOJ 18 I I I _J ___ Lm3 RIS8L I SK 100 20 I 2l I RTI03L CJ J U04 Rl73 fi 3b1w ltlCl5 REC21 3 47 RS NU IE REC HEAD I 0105 IS2473 ISWITCHING I I 12 5METAL 16 7NORMA OTHER 0 6 IERASE HEAD 1 1 _ L X I I R324L I To Itch I I 1 0115 2SA673AC ISWITOilNG BIAS OSCl IQll4 1 2SC408CO SW1T...

Page 11: ...CIRCUIT BOARD DIAGRAM IMAIN 13 R C O EC PAUS 0 OTHERS 2L5 EC 207 14 looLBY SWITCI ...

Page 12: ...f POWER I fco UNTER i I J il FU _CTION SWITCH 14 15 ...

Page 13: ...POWER SWITCH i I I WR I 6 POWER I f c TRANSFORMER I 5001 I I I 1 1 ni ltJ d I IX TL _j _r L r I i 71 AC240V 50Hz I _____ _____l I For BS AU l __J L ____ 1 _ i For W r I i I I I I I I I I __________ _ __ _J 1 WHT Pl 1 BL K __ WHT PL2 9L K i P L 3 rs f r l i JI II LJ _JJ POWER SUPPLY BLOCK 11_ J LJ _j TEST BATTERY WARNINGI f r uE 09 LED3 I I 1 EJ S104 St DJ io IC3 0_l I L 17 ...

Page 14: ...J ll su 1Ii BLK t ORN RED 4 TIMER U g I ____J lJJ1 1ER SWITcHl 17 FF SOLENOID s 112 REC PREVENTION ERASE HEAD MONITOR INDICATORl REW SOLENOID PAUSE SOLENOID ORN YEL SI 0 8 STOP EJECT BLK GRY PNK RECORD VOLUME Q s IT J I J L___J 18 ...

Page 15: ... o ZD408 I RESET l I I PO ER 2 GNO HZ 98 I KEY INPUT J SOURCE 2 VOLT STAS J OV I TAPE ENO II PULSE lNPVT 5 0428 REEL PULS I n 5113 R4 S4 IOK 0 IVE OUT I H WPOWER FREQ 50 6 HZ 6 ICOUNTER t d IHPUT 23 I SOL 2 7 22 n ISOL EHOIO SOLi r OET INP 21 I II CPU MEMORY 0 I 10 10 I u II 18 GRID S L CTCft 17 I 3 I I y10 o I I 0 I I I I I ZD401 Q413 IC404 0428 Z0405 I 10408 HZ7A 2SC2021RS uPD550C062 I S2473 RO ...

Page 16: ...Outputs Lo potential normally and outputs the flashing pulse with 1 28 sec period when executing the ATRS test When error occurs during the ATRS test the flashing pulse with 160 ms period is output as error indication This error indication continues until the play button or pause button key input is given l I I I J1IU1illlJ1JUUl I I H Borns I 1 640ms r 1 i 1 28s I i f 160nis 6 AFOSC AF signal osci...

Page 17: ...osc 2 oscillation circuit which is the reference of microprocessor operation The oscillat1on frequency is set to 400 kHz 19 HALT HALT pin This pin changes from Lo potential to Hi potential when power is supplied I and the program of the microprocessor is executed It is set to Lo potential when povier is set to OFF and the execution of the program stops and is held 20 TEST Microprocessor test pin C...

Page 18: ...putting Hi potential during REC or REC PAUSE mode it is judged as auto REC MUTE mode and Lo potential is output for approx 4 sec 33 PAUSE PAUSE mode input pin Judged as PAUSE mode with Lo potential input 34 REC REC mode input pin Judged as REC mode with Lo potential input I l 35 FIXED ATRS FIXED mode input pin When Lo potential is input it is judged as FIXED mode and the REC control data output is...

Page 19: ...of 3 sec PAUSE indicator drive output pin Outputs Hi potential during REC PAUSE and PLAY PAUSE Flashing pulse is output with 1 3 sec period during the AUTO REC MUTE and Hi potential is output after AUTO REC MUTE is completed Flashing pulse is output with 160 ms period during the timer stand by mode and the Lo potential is output after the mode is complete MUTE button FF REW button I Y Tape end REC...

Page 20: ...1 1 t e c 5 1 0 1 1 0 1 1 6 1 0 1 1 1 1 1 d g t 7 1 1 1 0 0 0 0 8 1 1 1 1 1 1 1 9 1 1 1 1 0 1 1 0 0 0 0 0 0 1 10 9 Fluorescent display tube dynamic drive grid select for display digit scanning data output I I pins and the display of the Hi potential output digit is lit 13 5 Tape counter Elapsed time 16 4 3 rd 2 nd 1 st 10 1 10 sec 1 sec l I n digit digit digit minute minute 19 1 1 pin 0 0 0 0 0 0 ...

Page 21: ...ic discrimination Power ON reset signal II Power frequency pulse LJlflflr_n_n_ input signal Within 2 sec i Input pulses 10 30 k Indicator gone off Indicator lit iPower frequency automatic discrimination Discrimination complete 24 COUNTER Tape counter indication reset zero clear input pin CLEAR Inputs Lo potential normally and inputs Hi potential during button operation 25 REEL PULSE Input pin of t...

Page 22: ... for approx 600ms Test program execution instruction every time the tape select switch is changed over input circuit faulty NO YES Is the PAUSE indicator lit when pin or of Tape select circuit faulty IC401 is directly connected to GND NO Check the pin output and the LED drive circuit ls the PLAY indicator lit and 1kHz test signal obtained when the PLAY button is pressed after the cassette tape is ...

Page 23: ...0 FA3 0113 5320603 TRANSISTOR SILICON 2SA673A C 0424 427 5330573 DJ ODE 1S2473 0426 5330573 DIODE 1S2473 Y114 532006 TRAtlSISTOR 2SC45BCD 0115LR 5321663 TRAllSISTOR 2SC2U21R S 0431 5330573 DIODE 1S2473 Q116 5321663 TRAllSISTOR 2SC2021R S 0433 5330574 DIODE 152473 Q 11 7 5321663 TP Ai SISTOR 2SC2C21R S 0436 5330573 DIODE 152473 Q118 5320069 TRANSISTOR 2SC458CD 0501 506 5331671 DIODE DS135D FA3 Q11 ...

Page 24: ...4US 5330841 ZEil ER OIODt RD5 1E U l 0405 RD2 7EB2 1 56 li 363 PUSH s nTrn INPUT 5331SM ZENER DIODE s 5634433 PllSli SW I TCfl TAPE l 0406 5B0711 ZENER DIODE H 4aC s 3 5624281 SL DE SWITCH AUTO REW l 0407 5330392 ZENER ODE SILICON llZ68 4 5624131 SL DE S ITC II TIMER z 408 5330324 ZENER DIODE HZ9B1 s S 7 5633192 PUSll SW I CH DOLBY NR DOLBY B C MPX ZOSU1AU S33U554 ZENER DIODE HZ11A S s 8 5634 36 7...

Page 25: ... lJ rr FI Fiat co1_ ltersunk head screw IT 3X8 11 B B lding head screw TI R und lead tapping screw T 6 l length L n1 Diameter mml stated oro these lists be s When ordering hardware xclu rig 32 24 83X6 BT 30 qj E2 72 BT 81nc 1g head tapping screw Bl Sol w Was er E E ng r 9 L F ure to rnake Jur orders with type and s1ze lJ t t I I I if I ...

Page 26: ... SPRING 6303731 SPRING 31 SYMUOL NO 37 30 59 40 41 42 43 44 45 46 47 4b 49 50 51 52 5 I 54 5 5 56 5 7 58 57 6U 61 62 63 64 65 66 67 68 69 70 71 12 73 P NO DESCRIPTION 7786215 POLYSL DER WASHER 7786216 POLYSLIDER WASH R 7 130666 EJECT HOLDER ASSEMBLY 5633361 PUSH SWITCH 0671310 OT SCRtW 2 6MMOX10MM 6761815 RECORD PREVEHTION ARM 6766586 REEL BASE ASSEMBLY 6414431 TURNTABLE ASSENULY SUPPLY 7786745 PO...

Page 27: ... MPX U C FS BS AU PUSH UUTrON DOLBY DOLBY B C MPX IW I I I 32 SYMBOL tW P NO DF SCRIPT ON 11 4 6204311 METER COVER ftSSEMULY 115 MOD302 5310681 FLUORESCENT METER ASSEMYLY 116 6054 61 EJECT DUTTON ASSEMBLY U C FS BS AU 11 7 11 b 11 y 120 121 1U 123 12 4 1 2 5 1 fo 127 120 129 13U 151 132 134 135 136 13 7 1 l 0 139 140 1 41 142 143 11 4 145 146 14 7 148 150 1 51 1 52 155 6054862 EJECT DUTTOU ASSEMBL...

Page 28: ...152 153 t 87 ODE D VIEW Cabinet EXPL I 137 138 139 88 75 76 I 83xl4 8TJ 8p POWER CJ 131 JMAINJ I i83X 10 8Tl 140 141 tt I cb 33 118 i 127 116 117 34 94 IFL METER MODULE J 126 151 i 127 J 142 143 I D E99 ...

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