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Sharp RT-XV300H B C, Service Manual

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Sharp RT-XV300H B C Service Manual Download Page 12

RT-XV300H

Figure 6 CABINET EXPLODED VIEW

A

B

C

D

E

F

G

H

1

2

3

4

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

PWB-A4

PWB-A1

PWB-A5

608x4

608x5

202-2

229
[UK Only]

Summary of Contents for RT-XV300H B C

Page 1: ...S FOR UK ONLY 2 SPECIFICATIONS 3 NAMES OF PARTS 3 DISASSEMBLY 4 ADJUSTMENT 5 BLOCK DIAGRAM 6 SCHEMATIC DIAGRAM WIRING SIDE OF P W BOARD 8 FUNCTION TABLE OF IC 12 NOTES ON SCHEMATIC DIAGRAM 14 TYPES OF TRANSISTOR AND LED 14 REPLACEMENT PARTS LIST EXPLODED VIEW PACKING OF THE SET FOR UK ONLY RT XV300H B C Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation ...

Page 2: ...uth MTT 114 Output L TP102 1 R TP102 4 Connection Test Tepe Checking the bias current L VR105 Standard 15 3 mV L TP101 1 R VR106 R TP101 3 Adjusting object Set value Connection MTT 150 L VR101 Standard 580mV L TP102 1 R VR102 R TP102 4 Connection Adjusting the playback amplifier sensitivity Connection Set value Test Tape Adjusting the record playback amplifier sensitivity UR 121 Record level contr...

Page 3: ... Q136 BIAS OSC A 12V A 12V RECORD PLAYBACK SELECTOR Q127 Q128 Q153 Q154 Q138 APSS CONTROL IC103 NA12142NT DOLBY NR VR103 VR104 REC AMP SENS DOLBYR P B C OFF DOLBY NR A 12V MUTE Q115 Q116 MUTE CONTROL Q151 Q152 SOL401 SOLENOID SW403 TAPE MAIN HALL ELEMENT TAPE MECHANISM UNIT VR101 VR102 APSS SW406 TAPE METAL DETECTION SW402 TAPE SIDE B ERASE PREVENTION SW401 TAPE CASSETTE DETECTION SW405 TAPE CrO2 ...

Page 4: ...PSS 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 TAPE PLS IN SOL MOTOR CrO2 RP BIAS REC CNT DOLBY_C DOLBY_B MUTE X IN X OUT KEY1 REV3...

Page 5: ...CK ERASE HEAD 58 R CH L CH RECORD PLAYBACK HEAD ERASE HEAD 7 6 5 4 3 2 CNS101 1 7 6 5 4 3 2 CNP101 1 L CH BIAS R CH BIAS B HEAD SELECTOR IC102 BA3126N REC OUT EQUALIZER AMP IC101 M51167BFP B B Q101 Q112 EQUALIZER SELECTOR 3 2 1 RECORD PLAYBACK SELECTOR Q128 KRA107 S B B 3 2 1 1 ALC CONTROL B 3 2 1 B B 3 2 1 3 3 2 2 1 1 3 3 2 2 1 1 3 3 2 2 3 3 2 2 1 1 1 1 R127 3 3K 3 2 1 3 3 2 2 1 1 3 3 2 2 1 1 REV...

Page 6: ...04 1SS119 C229 2200 25 C233 100 16 R171 10K 1 2 3 R273 10K 3 2 1 3 1 2 3 1 2 3 2 1 R268 1K C216 0 022 9 8 7 6 5 4 3 2 1 BIAS 70uS DOLBY_C DOLBY_B S D S A GND D GND A GND A GND A GND T RDY T CLK T DATA T CMD PCNT IN RESET U GND REC CNT BIAS PLS IN TAPE SOL 5V XIN GND 5V GND KEY1 MKEY1 MKEY2 XOUT C189 820P R169 12K C139 0 47 50 R123 6 8K R124 6 8K L112 6 8mH C188 470P R144 2 4K R140 22K L111 6 8mH C...

Page 7: ...µF 50V Electrolytic C109 112 VCCSTV1HL271J J AA 270 pF 50V C113 114 RC GZA105AF1H J AB 1 µF 50V Electrolytic C115 116 VCKYTV1HB102K J AA 0 001 µF 50V C117 120 RC GZA106AF1H J AB 10 µF 50V Electrolytic C121 RC GZA227AF1C J AB 220 µF 16V Electrolytic C122 RC GZA336AF1A J AB 33 µF 10V Electrolytic C123 RC GZA225AF1H J AB 2 2 µF 50V Electrolytic C124 125 RC GZA104AF1H J AB 0 1 µF 50V Electrolytic C126...

Page 8: ...V2AB104J J AA 100 kohm 1 10W R236 VRD ST2EE102J J AA 1 kohm 1 4W R237 VRS TV2AB122J J AA 1 2 kohms 1 10W R238 VRS TV2AB272J J AA 2 7 kohms 1 10W R239 VRS TV2AB473J J AA 47 kohms 1 10W R240 VRS TV2AB122J J AA 1 2 kohms 1 10W R241 VRD ST2EE103J J AA 10 kohm 1 4W R242 VRD ST2EE154J J AA 150 kohms 1 4W R243 VRD ST2EE103J J AA 10 kohm 1 4W R244 VRD ST2EE154J J AA 150 kohms 1 4W R245 VRD ST2CD561J J AA ...

Page 9: ...P05000 J AA Screw ø2 5mm 511 XHBSD20P16000 J AA Screw ø2 16mm 513 92L2R3W4R4R25P J AA Washer ø2 3 ø4 4 0 25mm 514 XWSSD20 06000 J AA Washer ø2 0 6mm 515 92LS2R6S262B J AA Special Screw Motor 516 XWVSD22 03000 J AA Washer ø2 2 0 3mm 519 LX WZ9191AFZZ J AA Washer ø1 6 ø3 4 0 5mm M251 RMOTV0010AWM1 J AN Motor with Pulley Tape SOL401 RPLU 0250AFZZ J AG Solenoid SW401 QSW F9064AFZZ J AC Switch Leaf Typ...

Page 10: ...300H 4 Figure 4 MECHANISM EXPLODE VIEW 1 2 A B C D E F G H 1 2 3 4 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 ...

Page 11: ...G H 1 2 3 4 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 ...

Page 12: ...2 610 219 219 208 209 201 209 205 601 604 604 202 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 PWB A4 PWB A1 PWB A5 608x4 608x5 202 2 229 UK Only ...

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