Sony CFS-828SMK2 Service Manual Download Page 20 | Manualshive

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CFS-828SMK2

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20

6-9. SCHEMATIC DIAGRAM — POWER SECTION — • Refer to page 14 for Common Note on Schematic Diagrams.

J901

D902

D901

D903

D904

S901

T901

F903

F902

F901

CNP411

C902

C901

C904

C903

Q201

Q101

R131

R334

Q327

C351

Q325

R335

Q324

Q326

CNP313

R308

CNP304

CNP308

C352

R325

R323

F904

CNP901

J902

R128

R228

C342

R231

C350

CNP902

D330

D906

D905

Note: The components identified by mark

0

or dotted line

with mark

0

are critical for safety.

Replace only with part number specified.

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Summary of Contents for CFS-828SMK2

Page 1: ...ones Maximum Power output 9W SPECIFICATIONS Battery life FM Recording Sony R20P Approx 9 hours Sony LR20 alkaline Approx 23 hours Playback Sony R20P Approx 3 hours Sony LR20 alkaline Approx 8 hours Power requirements 110 120 V 220 240 V AC selectable 50 60 Hz 9 V DC six R20 size D batteries DC IN 12V jack Power consumption AC 18 W Dimensions Approx 679 263 5 239 5 mm w h d 26 6 8 10 3 8 9 4 9 inch...

Page 2: ...IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Notes on Chip Component Replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat CFS 828SMK2 UNLEADED SOLDER Boards requiring use of unleaded solder are...

Page 3: ...1 GENERAL This section is extracted from instruction manual Location of controls VOLUME MIC OPR BATT FUNCTION FINE TUNING TUNING BAND Deck A Deck B PHONES ISS rear SOUND SELECT MAXI BASS DC IN 12V rear VOLTAGE SELECTOR rear ...

Page 4: ...INET REAR ASSY Page 4 2 2 POWER AND DC IN BOARDS Page 5 SET 2 6 JOG AND LED1 BOARDS Page 7 2 4 H P LED2 MAXI BASS VOL AND MAIN BOARDS Page 6 2 5 F T AND TUNER BOARDS Page 6 2 3 MECHANISM DECK Page 5 2 7 REC SW BOARD BELT AND MOTOR ASSY W M301 Page 7 qs cabinet rear assy qa cabinet front assy 0 CNP311 8 CNP314 9 CNP319 6 CNP1 7 CNP318 1 battery case lid 5 2 three screws BVTP 3 x 16 4 three screws B...

Page 5: ... CNP901 2 CNP313 6 shield plate T 3 two screws BVTP 2 6 x 8 7 screw BVTP 3 x 10 8 two screws BVTP 3 x 10 9 two screws BVTP 3 x 10 5 two screws BVTP 3 x 10 1 CNP316 3 CNP302 4 CNP301 6 CNP306 5 CNP305 2 CNP315 qs mechanism deck 7 8 qa two screws BVTP 3 x 10 0 three screws BVTP 3 x 10 9 two screws BVTP 3 x 10 ...

Page 6: ...oard 0 button M B qh 6 LED2 board qk CNP307 qa CNP303 qs CNP418 qd CNP417 3 retainer board 4 H P board 2 screw BVTP 3 x 10 qf screw BVTP 3 x 10 5 screw BVTP 3 x 10 7 screw BVTP 3 x 10 1 knob FT qa knob BAND 8 TUNER board 0 gear VC 6 chassis TUNE 3 F T board 2 two screws BVTP 3 x 10 4 screw BVTP 3 x 10 5 two screws BVTP 3 x 10 7 three screws BVTP 3 x 10 9 screw P 2 6 x 4 ...

Page 7: ...D1 board 6 window LED 3 JOG board 2 two screws BVTP 3 x 10 4 two screws BVTP 3 x 10 1 jog dial 2 REC SW board deck A deck B qa motor assy W M301 6 chassis SUB 7 belt 8 belt 9 rever REC 1 screw PTT 2 x 5 3 screw PTT 2 x 5 4 two screws PTT 2 x 5 5 two screws PTT 2 x 5 0 three motor screws ...

Page 8: ...TTING UP pointer knob TUN assy knob TUN assy 1 pointer 2 knob TUN assy 3 midway gear midway gear 4 TUNER board 8 F T board 1 gear VC 2 3 4 screw BVTP 3 x 10 5 screw BVTP 3 x 10 6 screw BVTP 3 x 10 7 screw BVTP 3 x 10 9 two screws BVTP 3 x 10 ...

Page 9: ...urement DECK A DECK B Mode Tension meter Meter reading Forward CQ 403A more than 150 g more than 5 29 oz SECTION 5 ELECTRICAL ADJUSTMENTS SECTION 4 MECHANICAL ADJUSTMENTS TAPE SECTION 0 dB 0 775 V Standard Output Level Output terminal SP OUT PHONES OUT load impedance 6 Ω 32 Ω output signal level 0 775 V 0 dB 0 25 V 10 dB Test Tape Tape Signal Used for WS 48A 3 kHz 0 dB tape speed adjustment Tape S...

Page 10: ...maximum reading on level meter L8 6 8 MHz CT8 22 5 MHz SW2 TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L7 6 8 MHz confirmation 22 5 MHz TUNER SECTION 0 dB 1 µV Common Setting SOUND SELECT control FLAT VOLUME control MAX MAXI BASS switch OFF FM Section BAND switch FM MW Section BAND switch MW FINE TUNING RV2 mechanical center SW1 SW2 Section BAND switch SW1 or SW2 FINE TUNING RV...

Page 11: ...tion by 1kHz signal Output level 0 1V 100dB set 33k Ω TUNER board IC1 pin 4 IC1 pin 7 digital frequency counter 1µF IC1 30 16 15 1 CNP1 CT1 L1 FM TRACKING ADJUSTMENT L7 SW2 TRACKING ADJUSTMENT CT2 L2 FM FREQUENCY COVERAGE ADJUSTMENT CT4 L4 MW FREQUENCY COVERAGE ADJUSTMENT CT6 L6 SW1 FREQUENCY COVERAGE ADJUSTMENT CT8 L8 SW2 FREQUENCY COVERAGE ADJUSTMENT L9 FM IF ADJUSTMENT T1 MW IF ADJUSTMENT RV1 F...

Page 12: ...rd DC JACK HOLD board not supplied DC IN board TUNER board BATT board VOL board MAIN board F T board H P board LED2 board LED1 board RETAINER board not supplied RETAINER board not supplied REC SW board JOG board MAXI BASS board 6 1 CIRCUIT BOARDS LOCATION ...

Page 13: ...J301 PHONES SP301 WOOFER L CH SP303 TWEETER L CH J304 SPEAKER D318 MAXI BASS S301 MAXI BASS VDD OR OR HE301 ERASE HEAD R CH R CH VREF S304 CT4 CT8 CT6 S1 7 S1 3 CT2 CV2 CT1 CV1 CF1 FM IF T1 AM IFT CF2 AM IF CT3 CV3 S1 4 S1 1 S1 5 S1 6 CV4 L3 MW FERRITE ROD ANTENNA L2 FM OSC L1 FM RF IC1 FM AM FRONT END IF DET FM STEREO DEMODULATOR MIC301 MIC S303 ISS 2 1 VDD VDD MIC IN A DECK L B DECK L CD IN L VR...

Page 14: ...eforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f MW h SW E PB DECK A d PB DECK B G REC DECK B Note The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Common Note on Printed Wiring Boards X parts extracted from the...

Page 15: ...RV1 R9 C28 C25 R2 C47 C10 C2 L10 C8 C9 C7 C24 C23 RV2 R12 R13 C30 L7 L5 CT8 CT6 L6 L8 L4 R11 C26 C50 R3 C11 T1 C46 CNP1 ANT1 L3 L2 CF1 CF2 D2 D1 L1 L9 Q1 W2 W3 Q2 D3 W1 C12 C5 C6 C3 C4 C14 S1 2 S1 1 S1 4 R7 R6 C36 R1 C35 C34 C33 C31 C37 6 4 SCHEMATIC DIAGRAM TUNER SECTION Refer to page 14 for Common Note on Schematic Diagrams and page 21 for IC Block Diagrams Page 17 ...

Page 16: ... R388 R343 R367 R134 Q314 R130 R230 R336 R234 C130 R133 C131 R349 C348 R358 C231 C227 R379 R387 R122 R121 R129 R241 C242 R243 C338 R338 R339 C346 IC302 R132 C225 R232 C222 R223 C224 C221 R350 R140 R351 R242 R245 R246 R248 R148 R143 D301 D302 R370 D303 D327 C379 CNP302 CNP418 R361 R360 C328 R319 R362 R363 R320 R318 R347 C323 R309 R310 CNP303 R204 R206 R101 R105 R205 R386 C339 C324 C203 C206 R221 R2...

Page 17: ...209 C318 C109 R311 C315 C316 C319 C203 C103 C320 R307 R209 C312 C309 R306 C310 C375 R347 R386 HE301 HRP301 CNP305 CNP306 S304 HP301 J104 J105 M301 MIC301 CNP418 R317 R201 R101 C377 J103 J102 CNP302 CNP301 CNJ305 CNJ306 S303 Q308 D305 CNP316 CNP315 Q302 D303 D325 D304 D306 IC301 C313 C326 C328 C329 Q306 Q304 Q307 Q305 Q303 Q321 C111 C211 T301 C339 CNP303 C108 C208 C106 C206 C378 6 6 SCHEMATIC DIAGR...

Page 18: ...46 R252 C250 R373 R371 R372 C372 C371 C374 C373 R385 R377 R375 R374 R376 R379 R380 R381 R383 C370 D317 D316 D315 D314 D313 R149 R249 R345 CNP307 CNP417 C148 C248 R248 CNP311 S306 CNP317 Q322 Q323 D326 Q311 C338 Q312 C336 Q315 Q316 Q318 D310 Q309 Q310 Q317 Q313 Q314 D302 D327 D301 C379 D324 D323 Q319 Q320 W305 W421 W419 W303 D318 C127 R241 C227 R141 D322 J304 RV301 W302 W306 D320 IC304 IC303 C327 R...

Page 19: ...01 D903 C902 C901 CNP411 F901 C904 D904 F902 C903 F903 S901 T901 CNP313 Q324 R334 R335 C352 R231 R128 R228 R131 Q201 Q101 D330 Q326 Q325 R323 R325 C350 J902 D905 D906 CNP902 CNP901 CNP308 CNP304 C342 Q327 C351 F904 R308 JW337 JW338 JW902 JW901 JW903 JW904 Page 16 Page 16 Page 16 D330 H 7 D901 D 4 D902 E 4 D903 D 5 D904 E 4 D905 G 7 D906 G 8 Q101 G 6 Q201 G 6 Q324 H 6 Q325 G 6 Q326 H 6 Q327 H 7 Sem...

Page 20: ...3 F902 F901 CNP411 C902 C901 C904 C903 Q201 Q101 R131 R334 Q327 C351 Q325 R335 Q324 Q326 CNP313 R308 CNP304 CNP308 C352 R325 R323 F904 CNP901 J902 R128 R228 C342 R231 C350 CNP902 D330 D906 D905 Note The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Page 18 Page 18 Page 18 ...

Page 21: ...ECK VCC RIPPLE FILTER AGC AFC1 AGC AFC2 GND TUNE IND FM IF IN AM IF IN BAND SELECT VCO MUTE REG AFC MPX REG FM DISCRI AM OSC FM OSC FM RF AM RF IN FM RF IN FE GND FM AM FE OUT DC AMP ST MO REC EQ REC EQ LOGIC 32 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 31 30 29 28 27 26 25 24 23 22 21 20 18 19 17 BIAS IN LINE OUT R LINE OUT L CD IN R CD IN L RADIO IN R RADIO IN L MIC IN A L B L B R TR B TR C TAPE MO...

Page 22: ...D REGULATOR 1 2 3 4 5 6 7 9 8 10 11 RCH IN RCH NFB1 RCH BASS RCH TREBLE RCH NFB2 RCH OUT CLASSIC ROCK JAZZ POPS FLAT GND VCC RIPPLE REJECTION MUTE τ REF VOLTAGE LCH OUT LCH NFB2 LCH TREBLE LCH BASS LCH NFB1 LCH IN BS T S D BS FILTER ST BY VCC POWER GND PRE GND1 PRE GND2 1 2 3 4 5 6 7 8 10 9 12 11 14 15 13 IC303 304 BA5417 IC302 AN7338K ...

Page 23: ...03 1 533 459 12 FUSE GLASS TUBE DIA 5 0 25A 250V 0F904 1 533 471 12 FUSE GLASS TUBE DIA 5 4A 250V 0T901 1 437 570 21 TRANSFORMER POWER 1 7 685 647 79 SCREW BVTP 3X10 TYPE2 N S 2 7 685 650 79 SCREW BVTP 3X16 TYPE2 N S 3 7 682 148 13 SCREW P 3X8 NOTE The mechanical parts with no reference number in the exploded views are not supplied Items marked are not stocked since they are seldom required for ro...

Page 24: ...01 KNOB BAND 67 A 4541 741 A MAIN BOARD COMPLETE 68 3 236 140 02 CHASSIS TUNE 69 3 236 148 01 GEAR VC 70 3 259 212 01 HEAT SINK 71 A 3021 630 A TUNER BOARD COMPLETE 72 A 4541 740 A MAXI BASS BOARD COMPLETE 73 3 236 142 01 BUTTON M B 74 3 241 390 01 SHEET S2 ADHESIVE 75 3 236 147 01 GEAR MIDWAY 76 3 236 145 01 KNOB FT 77 3 039 471 02 FOOT 78 3 236 189 01 SHEET S ADHESIVE MIC301 1 542 527 11 MICROPH...

Page 25: ...W B 112 3 243 768 01 BUTTON PLAY B 113 3 243 767 01 BUTTON REC 114 3 243 766 01 BUTTON PAUSE A 115 3 243 765 01 BUTTON S E A 116 3 243 764 01 BUTTON FF A 117 3 243 763 01 BUTTON REW A 118 3 243 762 01 BUTTON PLAY A 119 3 236 192 01 SHAFT MD 120 3 236 139 01 BRACKET MD 121 3 223 488 01 MARKER REC 122 3 236 190 01 SHEET A ADHESIVE 123 3 232 480 01 PLATE ORNAMENTAL 1 7 685 647 79 SCREW BVTP 3X10 TYPE...

Page 26: ...4 797 01 CUSHION MOTOR 153 3 313 854 01 SCREW MOTOR 154 3 025 846 01 LEVER REC M301 A 3174 238 A MOTOR ASSY W CAPSTAN REEL 7 7 685 782 01 SCREW PTT 2X5 S 8 7 687 434 31 SCREW TOTSU PTT 2X6 7 4 MECHANISM DECK SECTION 1 MF W828 117 7 7 8 7 not supplied not supplied REC SW board M301 152 153 151 151 154 DECK A DECK B ...

Page 27: ...8 588 01 SLIDER REW 212 3 008 589 13 SLIDER FF 213 3 008 587 01 SLIDER STOP 214 3 008 591 01 SLIDER PAUSE 215 3 933 004 01 CLAW REEL 216 3 933 006 01 SLIDER EJECT 217 3 933 021 01 SLIDER FRP 218 3 934 833 01 SPRING FRP 219 3 023 780 01 SPRING 220 3 022 794 02 SPRING BT 221 3 012 114 01 LEVER FR HE301 1 543 876 11 HEAD ERASE DECK B HP301 1 500 454 11 HEAD MAGNETIC PLAYBACK DECK A HRP301 1 500 454 1...

Page 28: ...SPRING K COMPRESSION 261 3 936 438 01 LEVER K 262 X 3373 572 1 REEL ASSY N T 263 3 939 383 02 SPRING COMPRESSION 264 3 934 336 01 BEARING 265 X 3374 077 1 FLYWHEEL ASSY W 266 3 932 993 01 CHASSIS OUTSERT 267 3 343 358 01 RING RETAINING 268 3 933 005 01 SPRING CAM COMPRESSION 269 3 016 349 01 WASHER J102 1 771 059 11 SWITCH LEAF PLAY DECK A J103 1 771 059 11 SWITCH LEAF PLAY DECK B J104 1 762 679 1...

Page 29: ... BOARD 303 3 039 471 02 FOOT 304 3 236 154 01 CABINET REAR SP R 304 3 236 153 01 CABINET REAR SP L 305 3 038 018 01 EMBLEM SONY SP301 1 825 012 11 SPEAKER 10cm WOOFER L CH SP302 1 825 012 11 SPEAKER 10cm WOOFER R CH 1 7 685 647 79 SCREW BVTP 3X10 TYPE2 N S 2 7 685 650 79 SCREW BVTP 3X16 TYPE2 N S 7 7 SPEAKER SECTION 1 1 1 2 2 SP301 L CH SP302 R CH 301 302 303 304 305 ...

Page 30: ...K 5 1 10W R335 1 216 855 11 METAL CHIP 680K 5 1 10W DC JACK HOLD BOARD supplied with DC IN BOARD COMPLETE F T BOARD supplied with TUNER BOARD COMPLETE RESISTOR R12 1 249 417 11 CARBON 1K 5 1 4W R13 1 249 417 11 CARBON 1K 5 1 4W VARIABLE RESISTOR RV2 1 225 432 11 RES VAR CARBON 100K FINE TUNING 1 860 805 11 H P BOARD CAPACITOR C148 1 126 947 11 ELECT 47uF 20 16V C248 1 126 947 11 ELECT 47uF 20 16V ...

Page 31: ...3 11 ELECT 4 7uF 20 50V C150 1 136 169 00 MYLAR 0 22uF 5 50V C201 1 162 294 31 CERAMIC 0 001uF 10 50V C202 1 162 290 31 CERAMIC 470PF 10 50V C203 1 162 290 31 CERAMIC 470PF 10 50V C204 1 127 868 21 CERAMIC 0 0022uF 10 50V C205 1 127 876 21 CERAMIC 0 01uF 10 50V C206 1 104 662 11 ELECT 22uF 20 25V C207 1 162 294 31 CERAMIC 0 001uF 10 50V C208 1 104 662 11 ELECT 22uF 20 25V C209 1 127 888 21 CERAMIC...

Page 32: ... 654 11 PIN CONNECTOR PC BOARD 2P CNP315 1 785 656 21 PIN CONNECTOR PC BOARD 4P CNP316 1 785 661 11 PIN CONNECTOR PC BOARD 9P CNP318 1 815 444 11 PIN CONNECTOR PWB 3P CNP319 1 785 654 11 PIN CONNECTOR PC BOARD 2P CNP418 1 785 657 21 PIN CONNECTOR PC BOARD 5P DIODE D153 8 719 991 33 DIODE 1SS133T 77 D253 8 719 991 33 DIODE 1SS133T 77 D301 8 719 109 97 DIODE RD6 8ES B2 D302 8 719 991 33 DIODE 1SS133...

Page 33: ...1 4W R241 1 249 429 11 CARBON 10K 5 1 4W R242 1 249 409 11 CARBON 220 5 1 4W R243 1 247 807 31 CARBON 100 5 1 4W R244 1 249 409 11 CARBON 220 5 1 4W R245 1 249 437 11 CARBON 47K 5 1 4W R246 1 249 441 11 CARBON 100K 5 1 4W R247 1 249 385 11 CARBON 2 2 5 1 4W R248 1 249 385 11 CARBON 2 2 5 1 4W R251 1 249 421 11 CARBON 2 2K 5 1 4W R252 1 249 415 11 CARBON 680 5 1 4W R301 1 247 843 11 CARBON 3 3K 5 1...

Page 34: ...BON 100 5 1 4W SWITCH S301 1 571 474 11 SWITCH PUSH 1 KEY MAXI BASS 1 860 808 11 POWER BOARD 1 533 217 31 HOLDER FUSE CAPACITOR C901 1 127 888 21 CERAMIC 0 1uF 10 50V C902 1 127 888 21 CERAMIC 0 1uF 10 50V C903 1 127 888 21 CERAMIC 0 1uF 10 50V C904 1 127 888 21 CERAMIC 0 1uF 10 50V CONNECTOR CNP313 1 815 444 11 PIN CONNECTOR PWB 3P DIODE 0D901 8 719 046 07 DIODE 2A02M 0D902 8 719 046 07 DIODE 2A0...

Page 35: ...50 1 162 282 31 CERAMIC 100PF 10 50V FILTER CF1 1 795 079 71 FILTER CERAMIC CF2 1 767 615 11 FILTER CERAMIC CONNECTOR CNP1 1 785 668 11 PIN CONNECTOR PC BOARD 2P VARIABLE CAPACITOR CT1 4 1 151 693 31 CAP VAR CV1 4 1 151 693 31 CAP VAR TUNING TRIMMER CT6 1 141 299 11 CAP CERAMIC TRIMMER 5PF CT8 1 141 299 11 CAP CERAMIC TRIMMER 5PF DIODE D1 8 719 991 33 DIODE 1SS133T 77 D2 8 719 991 33 DIODE 1SS133T...

Page 36: ...4 11 HEAD MAGNETIC RECORD PLAYBACK DECK B J102 1 771 059 11 SWITCH LEAF PLAY DECK A J103 1 771 059 11 SWITCH LEAF PLAY DECK B J104 1 762 679 11 SWITCH LEAF POWER DECK A J105 1 762 679 11 SWITCH LEAF POWER DECK B M301 A 3174 238 A MOTOR ASSY W CAPSTAN REEL MIC301 1 542 527 11 MICROPHONE ELECTRET CAP MIC SP301 1 825 012 11 SPEAKER 10cm WOOFER L CH SP302 1 825 012 11 SPEAKER 10cm WOOFER R CH 0T901 1 ...

Page 37: ...37 CFS 828SMK2 MEMO ...

Page 38: ...ON HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2003 12 New ...

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