Sony ICF-SW7600GR - Portable Radio Service Manual Download

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ICF-SW7600GR

REVISION HISTORY

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Ver.

Date

Description of Revision

1.0

2001.03

New

Summary of Contents for ICF-SW7600GR - Portable Radio

Page 1: ...LW 150 529 kHz Output LINE OUT jack stereo minijack 1 Recording output level approx 245 mV output impedance less than 10 kΩ i headphones jack stereo minijack 1 16 Ω Speaker Approx 77 mm diameter 8 Ω 1 Maximum output 380 mW at 10 harmonic distortion Power requirements DC 6 V four R6 size AA batteries External power source DC IN 6V except Chinese Dimensions Approx 190 118 8 35 3 mm incl projecting p...

Page 2: ... Chassis Section 18 6 ELECTRICAL PARTS LIST 19 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINEWITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND 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 ATTENTION AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ LES C...

Page 3: ...When the display is difficult to see press this button to light up the display for approximately 10 seconds Pressing the button again while the light is on will turn off the light Performing button operations while the light is on will extend the lighting time 8 Display 7 9 Controls 6 0 Speaker Front Rear qa SSB FINE TUNE control 26 qs LSB USB selector 26 27 qd AM MODE selector 26 27 qf TONE selec...

Page 4: ...econds qs SCAN button 24 qd PAGE button 22 24 qf MANUAL TUNE SCAN START STOP STANDBY TIME SET TIME SET buttons 11 13 18 20 28 Display 1 TUNE indicator 16 18 Appears when a station is tuned in 2 Battery indicator 9 3 HOLD indicator 32 Appears when HOLD is in effect All buttons will be inoperative 4 Daylight Saving Time indicator 12 Appears when the time display is adjusted to the Daylight Saving Ti...

Page 5: ...4 5 3 To set the daylight saving time press DST to display the indicator If daylight saving time is not used in your area daylight saving time is not currently in effect or is already displayed proceed to Step 4 4 Hold down LOCAL TIME SET and press K or k to set the local time Each time you press K or k the current time will decrease or increase by a minute To change the digits rapidly hold down K...

Page 6: ...9kHz 5 Confirm that the reading on the digital voltmeter becomes in less than 13V 6 Tune the set to FM 108 00MHz 7 Confirm that the reading on the digital voltmeter becomes in less than 13V 8 IF the value is more than 13V adjust T202 so that the reading on the digital voltmeter becomes in 12 5V Adjustment Location MAIN board See page 8 2 1st IF Adjustment Setting ATT switch OFF TONE switch MUSIC A...

Page 7: ...02 pin1 and GND 3 Connect frequency counter to the TP 76K VCO through the high input impedance amplifier 4 Tune the set to FM 108 00MHz 5 Adjust RV203 so that the reading on the frequency counter becomes in 76kHz 300Hz 6 Remove the headphones plug Adjustment Location MAIN board See page 8 6 Just Tune Adjustment Setting ATT switch OFF TONE switch MUSIC FM RF signal generator Frequency 93 025MHz Mod...

Page 8: ...Hz MPX Adjustment RV204 VOLUME RV203 C231 C272 C262 C1 C135 C221 C259 C209 CF205 CT201 CF204 CF203 C267 C253 C261 C260 RV202 X201 CT202 C152 CT102 T102 T202 CT101 T107 CF201 15 1 1 8 9 16 16 30 1 17 18 2 CN201 IC203 IC201 T101 T103 2C 2E 2C 2C 1E 1B 1B 2E E 2B 2B 1C 1C 2C 1B E 2B 1C A K K A C B E C B E C B E 1 1 4 5 8 5 S D G S S D D G G B B B E E E C C C B E C K K A A K A A A K K C E B A E C VT A...

Page 9: ...101 FM ANT CT101 FM TRACKING FM TRACKING T102 FM RF CT102 MUTING VCOL VCOH AM REG AM REG T104 AM MIX2 XF101 55 845MHz T105 AM IFT1 1ST IF AM REG T202 FM VCO X201 AM OSC2 55 390MHz CT202 2ND LOCAL CT201 SSB 0 BEAT RV201 SSB FINE TUNE S201 AM MODE MUTING MUTING FMRF AMIN BAND FMOSC AMOSC I AMOSC O CERALOCK SYNC SSB VCO ENV PSN DET METER SD OUT SD CTRL AGC U L FEOUT FMIFOUT FMIFIN AMIFIN FMLIMIN DISC...

Page 10: ...8Ω DRY BATTERY SIZE AA IEC DESIGNATION R6 4PCS 6V DC IN 6V J203 J202 J101 AM EXT ANT ANT101 FM SW TELESCOPIC ANTENNA ANT102 MW LW FERRITE ROD ANTENNA A A A E C K A TP OSC2 TP SD TP VT TP DET TP 76K VCO Ref No Location Ref No Location Ref No Location Ref No Location D101 D 8 D102 D 7 D103 E 12 D104 E 14 D105 D 10 D106 C 10 D107 D 10 D108 D 10 D109 E 9 Ref No Location Ref No Location D110 E 13 D111 ...

Page 11: ...US Note on Printed Wiring Boards X parts extracted from the component side a Through hole Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from Conductor Side the pattern face are indicated Parts face side Parts on the parts face side seen from Component Side the parts face are indicated ...

Page 12: ...nd 1 4 W or less unless otherwise specified C panel designation A B Line H adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Voltage variations may be noted due to normal produc tion tolerances Signal path F FM L MW LW ...

Page 13: ...component C panel designation A B Line H adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Voltage variations may be noted due to normal produc tion tolerances Signal path F FM L MW LW h SW Abbreviation CH Chinese model...

Page 14: ...1 E 9 IC302 D 10 IC303 E 5 IC304 F 6 IC305 E 6 Q301 B 6 Q302 E 4 Q303 E 4 Q304 D 4 Q305 D 4 Q306 E 3 1 2 A B C D E F 3 4 5 6 7 8 9 10 11 12 13 14 IC303 IC304 IC305 IC301 IC302 A TO MAIN BOARD KEY BOARD CONDUCTOR SIDE 1 679 367 11 11 A K 3 2 4 17 18 1 2 CN301 D301 BACK LIGHT C B E E B E B C E B C C G G S S D D A K ON OFF S329 HOLD S312 LIGHT S308 SLEEP S304 POWER S303 3 S302 2 S301 1 S307 6 S306 5 ...

Page 15: ...s are in Ω and 1 4 W or less unless otherwise specified C panel designation A B Line H adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions 1 Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Voltage variations may be noted due to normal produc tion tolerances Abbreviation...

Page 16: ...escription Light control signal output Muting signal output Key source signal output Key source signal output Key source signal output Key source signal output Key source signal output Key source signal output Key source signal output Key return signal input Key return signal input Key return signal input Key return signal input Key input protect switch signal input Radio power control signal outp...

Page 17: ...o Part No Description Remarks 1 2 3 4 5 5 6 8 9 7 11 17 18 16 14 15 15 15 12 10 13 ANT101 1 X 3380 592 1 CABINET FRONT ASSY EXCEPT CND 1 X 3380 593 1 CABINET FRONT ASSY CND 2 3 881 938 00 STRAP HAND 3 7 624 104 04 STOP RING 2 0 TYPE E 4 3 227 386 01 BUTTON PAGE 5 3 227 387 01 SHEET BUTTON ADHESIVE 6 3 227 385 01 BUTTON SCAN 7 3 227 384 01 BUTTON 10 KEY 8 3 227 388 01 BUTTON LIGHT 9 3 227 405 01 KN...

Page 18: ...SIDE EA 54 1 757 510 11 WIRE FLAT TYPE 18 CORE 55 A 4440 288 A MAIN BOARD COMPLETE EXCEPT CH EA 55 A 4440 290 A MAIN BOARD COMPLETE EA 55 A 4440 291 A MAIN BOARD COMPLETE CH 56 3 227 397 01 TERMINAL BATTERY 57 3 227 396 01 TERMINAL BATTERY 58 3 227 392 01 CHASSIS 59 3 227 389 01 HOLDER LCD 60 1 694 751 11 CONDUCTIVE BOARD CONNECTION 61 3 227 390 01 CASE LCD ANT102 1 402 479 21 ANTENNA FERRITE ROD ...

Page 19: ...uF 10 25V C316 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C317 1 164 156 11 CERAMIC CHIP 0 1uF 25V C318 1 162 925 11 CERAMIC CHIP 68PF 5 00 50V C319 1 162 917 11 CERAMIC CHIP 15PF 5 50V C320 1 164 156 11 CERAMIC CHIP 0 1uF 25V C321 1 164 156 11 CERAMIC CHIP 0 1uF 25V C322 1 115 156 11 CERAMIC CHIP 1uF 10V C323 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C324 1 164 156 11 CERAMIC CHIP 0 1uF 25V C325 1 16...

Page 20: ...AL CHIP 1K 5 1 16W R352 1 216 821 11 METAL CHIP 1K 5 1 16W R353 1 216 821 11 METAL CHIP 1K 5 1 16W R354 1 216 829 11 METAL CHIP 4 7K 5 1 16W R355 1 216 821 11 METAL CHIP 1K 5 1 16W R356 1 216 821 11 METAL CHIP 1K 5 1 16W R357 1 216 821 11 METAL CHIP 1K 5 1 16W R358 1 216 821 11 METAL CHIP 1K 5 1 16W R359 1 216 821 11 METAL CHIP 1K 5 1 16W R360 1 216 821 11 METAL CHIP 1K 5 1 16W R361 1 216 821 11 M...

Page 21: ...RAMIC CHIP 1PF 0 25PF 50V C154 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C155 1 162 913 11 CERAMIC CHIP 8PF 0 50PF 50V C156 1 162 921 11 CERAMIC CHIP 33PF 5 50V C157 1 124 589 11 ELECT 47uF 20 16V C159 1 164 156 11 CERAMIC CHIP 0 1uF 25V C160 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C200 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C201 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C202 1 162 970 11 CERAMIC CH...

Page 22: ...0PF CT102 1 141 304 21 CAP TRIMMER 10PF CT201 1 141 442 91 CAP CERAMIC TRIMMER 20PF CT202 1 141 304 21 CAP TRIMMER 10PF DIODE D101 8 719 002 81 DIODE 1T363 D102 8 719 002 81 DIODE 1T363 D103 8 719 421 40 DIODE MA77 D104 8 719 800 76 DIODE 1SS226 D105 8 719 421 40 DIODE MA77 D106 8 719 421 40 DIODE MA77 D107 8 719 421 40 DIODE MA77 D108 8 719 421 40 DIODE MA77 D109 8 719 002 81 DIODE 1T363 D110 8 7...

Page 23: ...11 METAL CHIP 150K 5 1 16W R123 1 216 841 11 METAL CHIP 47K 5 1 16W R124 1 216 832 11 METAL CHIP 8 2K 5 1 16W R125 1 216 825 11 METAL CHIP 2 2K 5 1 16W R126 1 216 825 11 METAL CHIP 2 2K 5 1 16W R127 1 216 825 11 METAL CHIP 2 2K 5 1 16W R128 1 216 809 11 METAL CHIP 100 5 1 16W R129 1 216 809 11 METAL CHIP 100 5 1 16W R130 1 216 805 11 METAL CHIP 47 5 1 16W R133 1 216 809 11 METAL CHIP 100 5 1 16W R...

Page 24: ...IP 47K 5 1 16W R277 1 216 836 11 METAL CHIP 18K 5 1 16W R278 1 216 864 11 SHORT 0 R281 1 216 864 11 SHORT 0 VARIABLE RESISTOR RV101 1 227 317 11 RES VAR CARBON 20K ATT RV201 1 227 388 11 RES VAR CARBON 50K SSB FINE TUNE EXCEPT CH EA RV202 1 241 767 21 RES ADJ CARBON 100K RV203 1 241 765 11 RES ADJ CARBON 22K RV204 1 227 174 11 RES VAR CARBON 50K VOLUMEw SWITCH S101 1 571 850 81 SWITCH SLIDE ATT S2...

Page 25: ...25 ICF SW7600GR MEMO ...

Page 26: ...ISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 03 New ...

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