Sony TC-R303, Service Manual

Page 1: ...ance 47 kilohms Load impedance over 10 kilohms Headphones output stereo phone jack Output level 28 dB at load impedance 8 ohms General Power requirements USA and Canadian model 120 Vac 60 Hz UK model 240V ac 50 60Hz AEP model 22OV ac 50 60 Hz Power consumption 20 Watts Dimensions Approx 430 x 110 x 255 mm w h d 17 x 4 x 10 inches including projecting parts and controls Weight Approx 3 9 kg 8 Ibs 1...

Page 2: ... Sanwa knobs screws and all other exposed metal parts for SH 63Trd are examples of a passive VOM that AC leakage Check leakage as described below is suitable Nearly all battery operated digital multimeters that have a 2V AC range are LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not...

Page 3: ...ding button 4 reverse button forward button DW rIghtward fast winding button l REC record button n stop button II PAUSE button Press to stop the tape momentarily during recording or playback To disengage the pause mode press it again 0 REC MUTE record muting button REAR PANEL 3 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 Q...

Page 4: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 5: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 6: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 7: ... REV CQ 102RC 30 to 70 g cm 0 43 to 0 97 oz inch REV Back tension CQ 102RC 2 to 6 g cm 0 03 to 0 08 oz inch FF REW CQ 2OlB 90 to 160 g cm 1 3 to 2 2 oz inch Note The adjustment should be performed in the order given in this service manual The adjustments should be performed for both L CH and R CH 0 Switches and controls should be set as follows unless otherwise specified DOLBY NR switch OFF TIMER ...

Page 8: ...ead Azimuth Adjustment Procedure Adjust both NOR and REV 1 Mode playback test tape P 4 A 100 VTVM 2 Turn the adjustment screw for the maximum output levels If these levels do not match turn the adjustment screw until both of output levels match together within 1 dB L CH peak position peak peak 3 Phase Check Mode playback Testtape P 4 A100 10kHz 1OdB A L CH oscilloscope LINE OUT Adjustment Location...

Page 9: ...fQ R V203 IR CH Record Bias Adjustment Setting REC LEVEL control standard record See page 7 Procedure 1 Mode record AF OSC 1 3 5Hz 0 25 V 1OdB 2 1 10kHz 1 2 Mode playback recorded Confirm that the 1OkHz playback output is O O 5 dB relative to the 315 Hz output If necessary adjust CT301 1 L CH CT301 2 R CH and repeat the steps given above Adjustment Location audio board 0 ID L I CT301 1 CT301 2 L C...

Page 10: ...nal level is within the specifi cation below If necessary adjust RV102 L CH RV202 R CH and repeat the step l 3 Specification LINE OUT level 0 41 0 46 V 5 5 to 4 5 dB Adjustment Location audio board RV102 R V202 L CH R CH f lO w w w xiaoyu163 com Q Q376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150...

Page 11: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 12: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 13: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ... 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com RTV servis Horvat Kešinci 31402 Semeljci 031 856 139 031 856 637 098 788 319 rtv servis horvat os tel hr Croatia ...

Page 15: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 16: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 17: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 18: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 19: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 20: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 21: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 22: ... com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ...109 01 SCREW WASHER i137 3 391 177 01 SPRING x 3391 121 1 HEAD ASSY ROTARY 1138 3 391 132 01 PLATE SHIELD 3 391 110 01 NUT ADJUSTMENT 1139 3 391 133 01 SPRING 3 391 128 01 GEAR 81 CAM x 3391 151 1 DAMPER ASSY x 3391 15 1 BKT ASSY DAMPER i153 155 3 391 127 01 SPRING 3 391 143 01 CAP x 3391 112 1 PLATE ASSY SLIDE 1158 I 1 5 9 1 162 1163 1164 I 1 6 1167 I IM501 lM502 IPM501 IS503 I ooz IS506 x 3391 1...

Page 24: ...v 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5ov 5oov 5ov 5ov 5ov 5ov 630V 5ov 16V 5ov 5ov 5ov 16V c310 c311 l 130 285 00 FILM C312 l 130 285 00 FILM c313 1 124 925 11 ELECT C402 l 124 555 00 ELECT c403 l 123 321 00 ELECT c404 l 123 321 00 ELECT c405 l 124 907 00 ELECT c406 I 124 473 11 ELECT c407 1 124 472 11 ELECT C408 l 124 907 00 ELECT c409 l 124 555 00 ELECT c410 1 124 618 11 ELE...

Page 25: ... DIODE lOE2 DIODE lOE2 PI501 B 719 902 90 PHOTO INTERRUPTOR SPIZOl PM501 l 454 428 11 SOLENOID PLUNGER DIODE lSS202 1 4102 8 729 100 13 TRANSISTOR 2SC2001 DIODE 155202 l Q103 8 729 900 80 TRANSISTOR DTC114ES DIODE lSS202 1 9104 B 729 100 13 TRANSISTOR 2SC2001 DIODE lOE2 4202 DIODE lSS202 1 9203 DIODE lSS202 1 9204 8 729 100 13 TRANSISTOR 2SC2001 8 729 900 80 TRANSISTOR DTC114ES 8 729 100 13 TRANSI...

Page 26: ...ord playback and erase heads are either Clean or demagnetize the heads there is a decrease in sound level dirty or magnetized Improper connection Make connections properly Improper setting of the amplifier controls Set the amplifier controls to the appropriate positions Excessive wow or flutter or dropout 1 Head capstan or pinch roller is dirty Clean them I Unbalanced tone in high frequencies Eras...