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Sharp RT-XV300H B C Service Manual

Sharp RT-XV300H B C Manual Online:

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Sharp RT-XV300H B C User Manual
Sharp RT-XV300H B C User Guide
Sharp RT-XV300H B C Online Manual

Text of Sharp RT-XV300H B C User Guide:

  • Sharp RT-XV300H B C, RT-XV300H SERVICE MANUAL SHARP CORPORATION No. S4727RTXV300H CONTENTS • In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified should be used. Page IMPORTANT SERVICE NOTES (FOR UK ONLY) .............................................................................................................. 2 WIRING OF PRIMARILY SUPPLY LEADS (FOR UK ONLY) ............................................................................................. 2 SPECIFICATIONS ...........................................................................................................................................................

  • Sharp RT-XV300H B C, RT-XV300H – 5 – ADJUSTMENT Adjusting the deck circuit Figure 5-2 ADJUSTMENT POINTS MECHANISM SECTION • Driving Force Check • Checking the bias oscillation frequency — 85 ±7kHZ TP101 1 or 3 Adjusting object Set value Connection Play: TW-2412 80 g or more Reverse Play: TW-2422 80 g or more Specified ValueTorque Meter • Checking the playback/FF/rewinding torque Torque Meter Specified Value Play: TW-2111 25 to 65 g. cm Reverse Play: TW-2121 25 to 65 g.cm Fast forward: TW-2231 60 to 130 g.cm Rewind: TW-2231 60 to 130 g.cm • Adjusting the record/playback head azimuth * Raise

  • Sharp RT-XV300H B C, RT-XV300H – 6 – Figure 6 BLOCK DIAGRAM (1/2) 33 4 1 7 15 22 9 30 26 16 15 28 2 34 3 9 4 2 8 6 5 1 3 14 24 13 12 25 9 28 23 22 18 30 7 26 11 29 8 ERASE HEAD P/B RECORD/PLAYBACK HEAD IC102 BA3126N HEAD SELECTOR BIAS ADJUSTMENT VR105 VR106 REC R/P SELECTOR A+12V EQUALIZER AMP. IC101 M51167BFP M TAPE MOTOR M251 Q129 MOTOR DRIVER M+10V Q130 WAVE FROM SHAPING Q131 SOLENOID DRIVER PH401 PHOTE INTERRUPTER CrO 2 SELECTOR Q122,Q126 +5V BIAS SELECTOR CONTROL Q136 BIAS OSC. A+12V A+12V RECORD/ PLAYBACK SELECTOR Q127 Q128

  • Sharp RT-XV300H B C, RT-XV300H – 7 – Figure 7 BLOCK DIAGRAM (2/2) 15 13 12 11 10 4 2 6 1 14 18 17 21 22 32 31 29 30 23 28 26 27 15 14 20 24 7 5 4 3 2 10 9 8 6 12 25 11 POWER MICON CONTROL PLAYBACK SIGNAL RECORD SIGNAL MUTE Q115 Q116 EMITTER AMP. Q151 Q152 +5V M+10V A+12V POWER TRANSFORMER T101 Q156 Q157 POWER CONTROL POWER CONTROL Q160 SOC101 +5V DOLBY B/C APSS IC105 IX0142AW TAPE MICROCOMPUTER X101 6MHz SW101~SW108 BUTTON BLOCK LED BLOCK LED101~LED109 MD-XV300H MD-XV300H(BR) FROM AMP. UNIT POWER CONTROL Q139 Q140 D114~D117 T.F. BASIC+B F101 T800mA L 250V Q146 Q145 IC104 M5278L05 VOLTAGE REGULATOR IC106 NJM78M10FA VOLTAGE REGULATOR 7 8 9 3 4 Y SELECTOR MKEY2 MKEY1 5V 5V TA

  • Sharp RT-XV300H B C, RT-XV300H – 8 – • NOTES ON SCHEMATIC DIAGRAM can be found on page 14. A B C D E F G H 1 2 34 5 6 Figure 8 SCHEMATIC DIAGRAM (1/2) CNS106 9.3V 0V 0V 0V 12.7V 12.8V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V (2.7V) 0V 0V 0V 0V 0V 0V 0V 0V 8.4V 0V 1.2V 0V 4V 0V 0V 0V 4.3V 4.3V 0.1V 0V 0V – 8.9V 0V 0V 0V 0V 0V 0V 0.1V 4.3V 4.3V 0V 0V 0V 4V 0V 1.2V 0V 0V 0V 0V REC: –3V 0V 0V 5.8V 5.8V C: –9.7V B: –5.5V 1.5V 1.5V 5.8V 11.8V 5.8V 0.7V 2V 2V 2V 2V 5.8V 5.8V 5.8V 5.8V 5.8V 5.8V 5.8V 5.8V

  • Sharp RT-XV300H B C, RT-XV300H – 9 – Figure 9 SCHEMATIC DIAGRAM (2/2) 78 9101112 0V METAL: 5.2V 0V 0V 9.5V 1 11.8V 11.6V 0V 0V 0V 0V 0V 0V D 0V 0V R158 22K R156 100K 0V R157 22K 0V 0V 0V 10V +B 0V 18V 12.7V 18V VOLTAGE REGULATOR Q146 2SD2394 F 18V 11.8V 12.4V C232 0.022 18V 0V 5V 3.8V 0.1V 0V 9.2V 9.9V 10V 0.6V R216 22K 0V 0V 0V 5.9V 0V 11.6V 0.1V 0V 4.2V 0V 0V DOLBY SELECTOR Q134 KRC102 S 0.1V 11.6V 0V 3 2 1 8.4V 0V 0.1V 9V 2.6V 0.1V 0.4V 0.4V 8.4V 8.6V 2.4V 1.1V 0.4V 4.6V 9V 4.5V 5V 5V 0V 2.3V 2.5V 0V 0.2V 0.1V 0.1V 0.1V 4.2V 0V 1.4V 1.4V 0V 5V 0V 5V 5V 0V 5V 0V FW104 RECA RECB AS LLS AS LLS H

  • Sharp RT-XV300H B C, PRICE RANK DESCRIPTIONNO. PART CODE NO. PARTS CODE PRICE RANK DESCRIPTION RT-XV300H – 1 – INTEGRATED CIRCUITS IC101 VHIM51167BFP1 J AL Equalizer Amp.,M51167BFP1 IC102 VHIBA3126N/-1 J AF Head Selector,BA3126N IC103 VHIHA12142NT1 J AS Dolby NR,HA12142NT IC104 VHIM5278L05-1 J AE Voltage Regulator,M5278L05 IC105 RH-IX0142AWZZ J AP Tape Microcomputer,IX0142AW IC106 VHINJM78M10FA J AE Voltage Regulator,NJM78M10FA TRANSISTORS Q101~114 VSKRC104S//-1 J AC Digital,NPN,KRC104 S Q115,116 VS2SJ103GR/-1 J AC FET,2SJ103 GR Q117,118 VSKRC104S//-1 J AC Digital,NPN,KRC104 S Q119 VSKRA104S//-1 J AC Digital,NPN,KRA104 S Q120,121 VS2SC2001-K-1 J AD S

  • Sharp RT-XV300H B C, NO. PRICE RANK DESCRIPTIONPARTS CODE NO. PART CODE PRICE RANK DESCRIPTION RT-XV300H R107,108 VRS-TV2AB392J J AA 3.9 kohms,1/10W R109,110 VRS-TV2AB123J J AA 12 kohms,1/10W R111,112 VRS-TV2AB333J J AA 33 kohms,1/10W R113 VRS-TV2AB104J J AA 100 kohm,1/10W R114 VRD-ST2EE221J J AA 220 ohms,1/4W R115 VRS-TV2AB222J J AA 2.2 kohms,1/10W R116 VRS-TV2AB474J J AA 470 kohms,1/10W R117 VRD-ST2EE152J J AA 1.5 kohms,1/4W R118 VRD-ST2CD472J J AA 4.7 kohms,1/6W R119,120 VRS-TV2AB272J J AA 2.7 kohms,1/10W R121,122 VRS-TV2AB221J J AA 220 ohms,1/10W

  • Sharp RT-XV300H B C, PRICE RANK DESCRIPTIONNO. PART CODE NO. PARTS CODE PRICE RANK DESCRIPTION RT-XV300H SW405 QSW-F9064AFZZ J AC Switch,Leaf Type [Tape CrO Detection] SW406 QSW-F9064AFZZ J AC Switch,Leaf Type [Tape Metal Detection] TP101 92LCONE3P53253 J AB Plug,3Pin [Test Point] TP102 QCNCM705DAFZZ J AB Plug,4Pin [Test Point] DECK MECHANISM PARTS 1 LANGF0022AWFW J AC Bracket,Motor 2 92LM-ANG1756A J AD Bracket,Lock Lever 3 92LM-CUSN1676A J AB Cushion,Head 4 92LM-CASY1756A J AH Main Chassis Ass’y 5 LBSHZ0086AFZZ J AA Cushi

  • RT-XV300H – 4 – Figure 4 MECHANISM EXPLODE VIEW (1/2) A B C D E F G H 1 2 34 5 6 509 509 502x2 507 507 58 3 12 7 49 30 50 41 35 11 16 17 19 509 22 38 501 33 510 510 510 18 28 56 32 510 34 510 55 31 8 9 4 10 60mm 27 2

  • Sharp RT-XV300H B C, RT-XV300H Figure 5 MECHANISM EXPLODE VIEW (2/2) – 5 – A B C D E F G H 1 2 34 5 6 504 48 511 44 511 514 511 513 SW 402 PWB-B @ SW403 SW404 SW401 SW406 6 37 60 52 51 53 61 45 15 20 24 23 45 26 46 503 26 46 503 36 SOL401 M251 509x2 515x3 1 5x3 59 513 21 29 509 39 519 506 4 25 47 59 48 M251 44 42 511 BELT CONNECTION 516 SW405 42 47

  • RT-XV300H Figure 6 CABINET EXPLODED VIEW A B C D E F G H 1 2 34 5 6 – 6 – Silicon Grease TAPE Mechanism 221 610x2 610x2 610 219 219 208 209 201 209 205 601 604 604 202-1 202 204 223 223-2 223-1 225 206 211 218 216x2 214x2 213 212 230x2 217 607x2 220x2 227x2 226x2 T101 SOC101 209 207 604 604 604 201-1 x2 602x4 228 231 603x2 606 606 IC106 Q146 215 222 609x5 605x4 608x3 PWB-A2 PWB-A3 P

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