Sony CFS-B5SMK2, Service Manual

Page 1: ...Output Headphones jack stereo minijack for 16 68 ohms impedance headphones Maximum Power output 2 5 W 2 5 W SPECIFICATIONS Battery life FM recording Sony R20P approx 16 hours Sony LR20 alkaline approx 36 hours Playback Sony R20P approx 8 hours Sony LR20 alkaline approx 21 hours Power requirements 110 120 V 220 240 V AC selectable 50 60 Hz 9 V DC six R20 size D batteries Power consumption AC 14 W D...

Page 2: ...ation 11 5 2 Printed Wiring Board Tuner Section 11 5 3 Schematic Diagram Tuner Section 12 5 4 Schematic Diagram Main Section 14 5 5 Printed Wiring Boards Main Section 17 6 EXPLODED VIEWS 6 1 Front Cabinet Section 20 6 2 Rear Cabinet Section 21 6 3 Mechanism Deck Section 1 22 6 4 Mechanism Deck Section 2 23 7 ELECTRICAL PARTS LIST 24 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR...

Page 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

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Page 5: ...NE Tape mechanism block Tuner AC Second board Audio Microphone board Note Follow the disassembly procedure in the numerical order given 2 1 FRONT CABINET ASSY 2 BVTP 3x12 3 BVTP 3x16 4 BVTP 3x12 5 BVTP 3x12 6 CN912 7 front cabinet assy 1 battery case 2 2 CHASSIS TUNE 4 chassis TUNE 1 knob TUNE 2 knob BAND 3 BVTP 3x10 ...

Page 6: ...CHANISM BLOCK 2 4 TUNER AC SECOND BOARD 1 BVTP 3x10 2 CN301 4 tape mechanism block 3 CN601 2 BVTP 3x10 4 CN1 7 CN901 6 CN911 5 TUNER board 0 AC board SECOND board 3 BVTP 3x10 8 BVTP 3x10 9 BVTP 3x10 1 knob FINE TUNE ...

Page 7: ...nob TONE 3 chassis MD 9 lever FUNCTION 4 BVTP 3x10 6 MICROPHONE board 5 SUPPORT board 7 BVTP 3x10 8 AUDIO board 1 knob VOL 2 Set the pointer to the center of scratched lines 3 Set the chassis TUNE 4 BVTP 3x10 1 Turn VC drum counterclockwise to the end pointer ...

Page 8: ... inch Fast CQ 201B 55 140 g cm Forward 0 76 1 94 oz inch Rewind CQ 201B 55 140 g cm 0 76 1 94 oz inch Tape Tension Measurement Mode Tension meter Meter reading Forward CQ 403A more than 170 g more than 6 00 oz SECTION 4 ELECTRICAL ADJUSTMENTS SECTION 3 MECHANICAL ADJUSTMENTS 4 1 TAPE SECTION 0 dB 0 775 V Standard Output Level Output terminal HP OUT load impedance 32 Ω output signal level 0 25 V 10...

Page 9: ...Hz AM IF ADJUSTMENT Adjust for a maximum reading on level meter T2 455 kHz SW1 FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter L6 CT6 2 2 MHz 7 3 MHz SW1 TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L5 2 25 MHz SW2 FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter L4 CT8 6 8 MHz 22 5 MHz SW2 TRACKING ADJUSTMENT Adjust for a maxim...

Page 10: ...ner board component side FM VCO Adjustment RV1 FM FREQUENCY COVERAGE Adjustment MW FREQUENCY COVERAGE Adjustment SW2 FREQUENCY COVERAGE Adjustment SW1 FREQUENCY COVERAGE Adjustment TELESCOPIC ANTENNA INPUT L5 SW1 TRACKING Adjustment L7 SW2 TRACKING Adjustment MW TRACKING Adjustment CT8 L4 L2 CT2 CT4 L8 FM IF Adjustment T1 FM TRACKING Adjustment T2 AM IF Adjustment CT1 L1 L3 CT3 CT6 L6 tuner board ...

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Page 15: ...materialsand hardw are mar k listaregiv enin thelastofthispartslist 1 X 3375 769 1 CABINET FRONT SUBASSY BLACK EA 1 X 3375 770 1 CABINET FRONT SUBASSY BLACK EXCEPTEA 1 X 3375 771 1 CABINET FRONT SUBASSY RED EA 1 X 3375 772 1 CABINET FRONT SUBASSY RED E15 2 3 025 531 01 LID CASSETTE BLACK 2 3 025 531 11 LID CASSETTE RED EA E15 3 3 025 552 01 WINDOW CASSETTE 4 3 025 555 01 SPRING CASSETTE 5 3 922 11...

Page 16: ... 11 BATTER YBO ARD 69 3 025 557 01 TERMINAL ANTENNA 70 3 025 548 01 HANDLE S 71 3 025 549 01 HANDLE C BLACK 71 3 025 549 11 HANDLE C RED EA E15 72 3 025 539 01 KNOB VOL BLACK 72 3 025 539 11 KNOB VOL RED EA E15 73 3 025 540 01 KNOB TONE BLACK 73 3 025 540 11 KNOB TONE RED EA E15 74 3 025 542 01 KNOB FUNCTION BLACK 74 3 025 542 11 KNOB FUNCTION RED EA E15 75 3 025 544 01 KNOB FINE BLACK 75 3 025 54...

Page 17: ...33 019 01 SPRING F R TORSION 106 3 933 028 01 SPRING FWD TORSION 107 3 933 016 01 GEAR SREEL 108 3 008 590 01 SLIDER REC 109 3 008 592 01 BASE H HEAD 110 3 008 588 01 SLIDER REW 111 3 008 589 13 SLIDER FF 112 3 008 587 01 SLIDER STOP 113 3 008 591 01 SLIDER P AUSE 114 3 933 004 01 CLA W REEL 115 3 933 021 01 SLIDER FRP 116 3 933 006 01 SLIDER EJECT 117 3 934 833 01 SPRING FRP 118 3 934 834 01 SPRI...

Page 18: ...1 GEAR CAM 156 3 932 999 01 SLIDER SW 157 3 932 998 01 SPRING GROUND TORSION 158 3 009 648 01 LEVER S OFF 159 3 939 383 02 SPRING COMPRESSION 160 3 009 650 02 SPRING K COMPRESSION 161 3 936 438 01 LEVER K 162 X 3373 572 1 REELASSY N T 163 3 933 020 01 BEL T 164 X 3372 924 1 FLYWHEELASSY 165 3 932 993 01 CHASSIS OUTSER T 166 3 937 760 01 SPRING GROUND COMPRESSION 167 3 343 358 01 RING RET AINING 16...

Page 19: ...9uF 5 50V C152 1 136 165 00 FILM 0 1uF 5 50V C191 1 124 473 11 ELECT 1000uF 20 10V C197 1 136 165 00 FILM 0 1uF 5 50V C201 1 124 903 11 ELECT 1uF 20 50V C202 1 162 294 31 CERAMIC 0 001uF 10 50V C203 1 124 443 00 ELECT 100uF 20 10V C204 1 162 843 11 CERAMIC 0 022uF 10 16V C205 1 162 302 11 CERAMIC 0 0022uF 20 16V C211 1 126 956 11 ELECT 0 1uF 20 50V C215 1 126 958 11 ELECT 0 33uF 20 50V C216 1 162 ...

Page 20: ... 5 1 4W R212 1 249 417 11 CARBON 1 K 5 1 4W R213 1 249 417 11 CARBON 1 K 5 1 4W R215 1 249 429 11 CARBON 10K 5 1 4W R217 1 249 425 11 CARBON 4 7K 5 1 4W R218 1 247 843 11 CARBON 3 3K 5 1 4W R250 1 249 421 11 CARBON 2 2K 5 1 4W R291 1 247 807 11 CARBON 100 5 1 4W R296 1 249 417 11 CARBON 1 K 5 1 4W R301 1 249 407 11 CARBON 150 5 1 4W R306 1 249 433 11 CARBON 22K 5 1 4W R311 1 249 429 11 CARBON 10K ...

Page 21: ... CERAMIC 0 01uF 20 16V C20 1 124 903 11 ELECT 1uF 20 50V C21 1 126 961 11 ELECT 2 2uF 20 50V C22 1 124 443 00 ELECT 100uF 20 10V C23 1 124 902 00 ELECT 0 47uF 20 50V C24 1 126 963 11 ELECT 4 7uF 20 50V C25 1 126 956 11 ELECT 0 1uF 20 50V C26 1 162 203 31 CERAMIC 15PF 5 50V C27 1 161 050 00 CERAMIC 0 0082uF 10 16V C28 1 161 050 00 CERAMIC 0 0082uF 10 16V C29 1 162 282 31 CERAMIC 100PF 10 50V C30 1 ...

Page 22: ...ON 100K 5 1 4W R33 1 249 415 11 CARBON 680 5 1 4W VARIABLERESIST OR RV1 1 228 995 00 RES ADJ CARBON 22K SWITCH S1 1 571 147 11 SWITCH LEVERSLIDE BAND TRANSFORMER T1 1 409 944 11 COIL DET T2 1 406 952 11 TRANSFORMER IF MISCELLANEOUS 8 1 569 008 21 ADAPTOR CONVERSION2P EA 9 1 769 412 11 CORD POWER ANT1 1 501 918 11 ANTENNA TELESCOPIC F901 1 532 149 31 FUSE TIME LAG T0 125AL 250V J301 1 566 891 11 JA...

Page 23: ... 28 Sony Corporation Personal A V Products Company 9 924 937 11 98G047026 1 Printed in Singapore C1998 7 Published by Quality Engineering Dept Shibaura CFS B5SMK2 ...