Страница 1: ...20 CIRCUIT DIAGRAMS Refer to the separate volume 0 y T CE The components designated by a symbol in this schematic diagram designates components whose value are of special significance to product safety Should any component designated by a symbol need to be replaced use only the part designated in the Parts List Do not deviate from the resistance wattage and voltage ratings shown NOTE 1 Parts order...
Страница 2: ...nism Mode Display Contents for the mechanism mode numbers L w Ill i n g Display panel L 2 HI 00 I I Self Diagnosis number Mechanism mode number Reception channel display Tape counter Seconds display Self Diagnosis Contents No Problem Main Possible Cause Mechanism Operations and State After Occurrence 00 There is no abnormality in the mechanism The cylinder motor does not rotate The cylinder motor ...
Страница 3: ...sm at its current position Carries out tape take up operations shifts to the INITIAL mode and the power goes off Note For details of mechanism operations corresponding to the mechanism positions of the self diagnosis numbers 08 and 09 above refer to the separate volume on the V95 I mechanism manual These manual reference numbers are shown in the cover Mechanism Mode Display Contents Mode No Mechan...
Страница 4: ... tion output L IC301 Pin 25 or Rental C3016 HOT side blinking see Fig 2 l 1 OV Cr than E cassette Switching pulse been performed accurately Without TP183 see Fig CH 1 CH 2 One video head is clogged tabs 2 l 2 One video head has worn out Some rental cassettes may have extremely low video playback outputs even when both video heads are normal As the average output voltage of the two heads may be les...
Страница 5: ...irection to remove the lock as shown in the performed with only the cabinet removed enlarge view A and by pushing the lid opener lever in When replacing the bottom cover do not tighten the arrow direction to remove the lock as shown in the the screws too much Excess tightness may enlarge view B damage the screw taps on the chassis 5 Lift up the whole mechanism unit and main board CP I PWB assembly...
Страница 6: ...15501 N M2 M PP4HIG 2 Tray Lock Lever B Fig 1 1 2 M PP4tVG 3 TB 2 PWB Assembly Chassis Fig 1 1 3 6 ...
Страница 7: ...in remote control board facing up L L M PP4HIG 4 TM 1 CP I PWB Assembly Foil side s Pw c Mechanism Main Unit Fig 1 1 4 1 3 INSTALLATIONOF THE FRONT PANEL When installing the front panel to the chassis aller repaires and adjustments 1 Pressing down the door opener lever of the mechanism Note Opened cassette door position does not install the main unit front panel to the chassis 2 Set the cassette d...
Страница 8: ...1553s N L1 1 4 MAIN CIRCUITBOARD LOCATIONS L PP4WG AD 1 PWB VP 1 PWB Assembly 3 in 1 Tuner Tuner lF RF Converter TN 3 PWB Australia TB 2 PWB lpWB PW IPWB ...
Страница 9: ...e adjustments should be done upon completion of the tape transport adjustments If the tape transport adjustments except the tilt adjustment are done after these adjustments follow the procedures again in section 2 1 3 switching position adj When a cassette tape is loaded auto tracking will be set immediately after starting the first playback as this will deviate the tracking center set Be sure to ...
Страница 10: ...ise RF SW PULSE Fig 2 1 3 2 1 4 SLOW TRAKCING ADJ Meesuring Point Picture of monitor TV Vleesuring Equipment Color bar generator or broadcasting monitor Adj Condition Self recording SP mode SLOW mode Blank tape Self recording LP mode SLOW mode Blank tape Adj Location Adj Value CHANNEL button CHANNEL button 1 Set the tracking control to the center position by press ing CHANNEL buttons and simultane...
Страница 11: ...aveform is described below Refer to Fig 2 2 1 Adjustment Relay Jig VHJ 0067 12 wire flat cable for VP 1 PWB assembly ALIGNMENT TAPE COLOR BAR SIGNAL WPV TCS 9 g m s g hs ou rxfi Whlta Iv Vp p H Sync signal Color bar signal waveform VHJ 0008 Fig 2 2 1 WPV TCP w sj j g 75 vu lmo White Black Color bar pattern VHJ 0008 on monitor TV Fig 2 2 2 ADJUSTMENT RELAY JIG Connect the flat cable end from the cy...
Страница 12: ...t TPIO1 Oscilloscope VIDEO OUT Adj Condition PLAY mode Alignment tape VHJ4008 or VHJ 0023 Adj Location Specified Value 1 Vp p 0 1 Vp p 1 I I 1 Connect the color bar generator to the video input terminal 1 Terminate the video output terminal with a 75Q 2 Make sure that the AGC level is 0 5 Vp p 0 05 Vp p as resistor shown in Fig 2 2 5 WPV AGC 100 4 White A 0 5 Vp p k 0 05 Vp p Lr r Fig 2 2 5 2 Make...
Страница 13: ...Oscilloscope AC Voltmeter Before making these adjustments except the ACE heads adjustments be sure to make the adjustments described in section 2 1 Servo Circuit and section 2 2 Video Circuit I Vertical sensitivity 10 mViDIV Bandwidth more than 30 MHz Effective value indication Input frequency 10 Hz 20 kHz Input impedance more than 1 MQ Measurement level 1 mV full scale Frequency Counter input fre...
Страница 14: ...he remote control and select AV After recording playing back for 10 to 20 seconds with the no signal input select Lch with the AUDIO button on the remote control and check the reading of the counter connected to TP233 If the carrier frequency of Lch is higher than 1 4 MHz rotate VR233 L FO slightlyto the right towards the board component side Next switch to Rch and check the reading of the counter...
Страница 15: ...e Set the following remote control button to the positions indicated below before making following adjustments REMOTE CONTROL BUITON POSITION TAPE SPEED SP INPUT AV AUDIO LR 2 4 3 SEPARATION ADJ r Measuring Point Measuring Equipment ADJ Condition AUDIO OUTPUT Audio Multiplex TV E E mode terminal signal generator EURO pin3 Lch Oscilloscope Low path filter 15 kHz 48 dB oct I ADJ Location I ADJ Value...
Страница 16: ...t Adj Condition I Picture of Monitor TV E E mode monitor TV Adj Location Adj Value VR RF AGC SIN is best point on the 3 in 1 tuner 1 Connect the monitor TV to the VHFIUHF antenna output terminal 2 Connect the VHF or UHF antenna to the VHF UHF an tenna input terminal 3 Receive the middle electrical field 70 dBp 90 dB of the VHF or UHF channel and slowly turn the VR RF AGC from the point where snow ...
Страница 17: ... 24 CH 25 CH 28 OR CH 29 411 1370007 411 021 7907 613 1603363 4120525108 4120289406 613 1606036 411 021 3800 613 1640771 613 1603615 613 1640900 613 1640917 6450046025 613 161 0200 613 161 6226 613 1605091 613 1605022 613 1608030 613 1643840 613 1643857 613 1530478 613 1643819 613 1540781 613 121 1001 613 1640429 613 1640436 411 001 1901 DESCRIPTION SCR L TPG BIN 3X1O SCR S TPG BIN 4X12 COMPL PWB ...
Страница 18: ... S TPG BIN 4X12 SPECIAL SCREW 2 6X6 6102 10120 10140 10150 10400 20100 20200 20210 OR OR 20300 20310 20400 20410 20600 20700 30300 30400 30500 30600 30700 30800 30900 31100 31700 31800 40100 40200 40300 50100 50110 50200 50210 PARTS NO 613 151 6618 407 162 1102 407 1628705 4070430101 412048 8106 613 1605503 613 1604193 412021 5306 4120158900 4120158504 613 151 8889 4120487505 613 151 9701 41204546...
Страница 19: ...ANER COMPL PWB MC 1 SWITCHrMODE 1P IT SPECIOL SCREW 2 6X4 s T 10200 10700 10720 10800 10810 20500 20510 20800 31000 31200 31300 31400 31500 31600 40400 5030A 5030B 5030C 5040A 5040B 5040C 60100 60200 60300 60400 60500 60600 60610 60700 60800 60810 70500 70510 PARTS NO 4120488304 613 1530836 4120489608 613 151 8582 412048 8007 613 1604186 411 109 1605 613 151 9039 613 152 0165 613 159 0991 613 1590...
Страница 20: ...050576409 405 1237002 405 1237101 4050576201 4050576409 405 1237002 DESCRIPTION VHR 590 NJSTRALIA VHR 590 NEW ZEALANO TR 2SC4038 Q TR 2SC4038 R TR 2S01991A Q TR 2SD1991O R TR 2SC4640S TR 2SC1740S Q TR KSC2785 Y TR 2SC1740S R TR 2SC4640S TR 2SC1740S Q TR KSC2785 Y TR 2SC1740S R TR 2SC3399 TR 0TC144ES TR 2SC4640S TR 2SC1740S Q TR KSC2785 Y TR 2SC1740S R TR 2S01782T AC TR 2SA933S R TR 2SC4640S TR 2SC...
Страница 21: ...1 OIOOE 1SS133 DIODE GMAO1 OIOOE 1SS133 OIODE GMAO1 LOCOTION 03112 OR 03113 OR 03116 OR 03121 OR 03502 OR 03554 OR 05001 05003 05010 05101 OR 05102 OR 05103 05104 05105 OR 05106 D5107 05108 05109 05110 OR 05130 06901 OR 06902 OR 06903 OR PARTS NO DESCRIPTION 4070124406 4070079904 407 0124406 4070079904 4070124406 4070079904 4070124406 4070079904 4070079904 4070124406 4070079904 4070124406 407 1348...
Страница 22: ...61 C1063 C1065 cl101 C1102 C1103 C1104 C1201 C1202 C1211 C1401 C1402 C1403 C1404 C1405 C2103 C2104 C2105 C2106 C3001 C3002 C3004 C3005 C3008 C3009 C301O C3011 C3012 C3014 C3016 C3017 C3018 C3022 C3034 C3501 C3502 C3503 C3504 C3505 C3506 C3507 C3508 C3509 C3511 C3512 C3513 C3514 C3515 C3516 C3517 C3522 C3523 C3524 C3525 C3526 C3530 C3536 C3540 C3551 C3552 C3553 C3554 C3556 C3558 C3570 PARTS NO DESC...
Страница 23: ...K JA l 4W lK JA l 4W lK JA l 4W 2 2K JA l 4W 1 5K JA l 4W LOCATION R1011 R1012 R1013 R1014 R1015 R1OI6 R1017 R1018 R102O R1021 R1022 R1024 R1029 R1030 R1032 R1035 R1038 R1101 R1102 R1103 R1104 R1201 R1203 R1204 R1206 R121O R1211 R1213 R1215 R1218 R1401 R2103 R2104 R2105 R2106 R3001 A R3004 R3008 R3009 R3011 R3013 R3014 R3015 R3018 R3019 R3022 R3023 R3024 R3025 R3026 R3032 R3036 R3047 R3048 R3049 R...
Страница 24: ...W 4 7K JA l 4W 4 7K JA l 4W FUSIBLE RES 27 JA l 4W CARBON 390K JO l 4W CARBON 270K JA l 4W CARBON 390K JA l 4W CARBON 470K JA l 4W CARBON 3 3K JA l 4W UHR 590 NEW 2EALAN0 ONLY CARBON lM JA l 4W CARBON 4 7K JA l 4W UHR 590 NEW ZEALANO ONLY CARBON 100K JA l 4W VHR 590 NEW ZEALANO ONLY CARBON 100K JA l 4W VHR 590 NEW ZEALANO ONLY CARBON 2 2K JA l 4W VHR 590 NEW ZEALANO ONLY CARBON 10K JA l 4W UHR 590...
Страница 25: ...A l 10W 2 7K JA l 10W 27K JA l 10W 22K JA l 10W 22K JA l 10W 1 8K JA l 10W 1 8K JA l 10W lK JA l 10W 560 JA l 10W 22K JA l 10W LOCATION PARTS NO DESCRIPTION R1904 401 0380800 MT GLAZE 22K JA l 10W R1905 401 0385003 MT GLAZE 390 JA l 10W R1906 401 0385003 MT GLAZE 390 JA l 10W R1907 401 037 6704 MT GLAZE 1 2K JA l 10W R1908 401 037 5400 MT GLAZE lK JA l 10W R1909 401 0386307 MT GLAZE 470 JA l 10W R...
Страница 26: ... PliB PH 1 COMPL NO 613 1603615 INTEGRATED CIRCUIT IC541 4093446509 D16DES 05301 407 1695608 05303 407 1487609 CAPACITORS C5301 403 1303109 C5303 4030702606 C5401 403 1303109 C5402 403069 1702 RESISTGRS R5301 401 037 5400 R5302 401 0387809 R5303 401 0375608 R5307 401 037 5004 R5401 401 0383504 R5402 401 038 7601 R5403 401 038 7601 R5404 401 038 5102 R5405 401 038 2101 R5406 401 038 3504 R5407 401 ...
Страница 27: ...ELECT 47U M 6 3V LOCATION PARTS NO DESCRIPTION C6730 4030695601 CERAMIC O OIU K 50V C6731 4030680409 CERAMIC O lU Z 25V C6732 403 1354002 ELECT 47U M 6 3V C6733 4030695601 CERAMIC O OIU K 50V C6734 403 1255606 ELECT 100U M 16V C6741 4030695601 CERAMIC O OIU K 50V C6742 4030695601 CERAMIC O OIU K 50V C6743 4030730005 CERAMIC 3300P K 50V C6744 4030730005 CERAMIC 3300P K 50V C6745 403 1079905 ELECT 1...
Страница 28: ...149203 C2350 403 1638409 C2351 403072 1607 C2352 4030739107 C2353 4030824209 C2354 4030187403 C2355 403 1638409 C2356 4030695601 C2357 4030695601 C2358 4040600503 C2362 403 1637907 C2363 4030695601 RESIST6RS R2301 R2302 R2303 R2304 R2305 R2306 R2307 R2308 R2309 R2312 R2313 R2314 R2315 R2316 R2317 R2318 R2319 R2320 R2321 R2322 R2323 R2324 R2325 R2326 R2327 R2328 R2332 R2333 R2334 R2335 R2337 R2338 ...
Страница 29: ...T GLAZE CARBON 22K J ll 10W 4 7 JA l 10W 39 JA l 4W 47 JA l 10W 15K JA l 10W 10 JA l 10W 27K JA l 10W 22K JA l 10W 10K JA l 10W lK JA l 10W lK JA l 10W lK JA l 10W 2 2K JA l 10W lK JA l 10W 100 JA l 10W lK JA l 4W MT GLAZE 0 000 ZA l 10W MT GLAZE 0 000 ZA l 10W MT GLAZE 0 000 ZA l 10W MT GLAZE 0 000 ZA l 10W HOLOER VHR 590 AUSTRALIAONLY HOLOER VHR 590 NEWZEALAND ONLY HOLDER PWB HOLDER COWL PHB HC ...
Страница 30: ...May 95 49o NS Printed in Jepen s O SANYO Electric Co Ltd Osaka Japan ...
