background image

 

Soundgear Series

SG2020   SG3030

3 CD Changer Hi-Fi System

PRELIMINARY

SERVICE MANUAL

JBL Incorporated, Inc.

250 Crossways Park Dr.

Woodbury, New York   11797

Summary of Contents for Soundgear Series

Page 1: ...Soundgear Series SG2020 SG3030 3 CD Changer Hi Fi System PRELIMINARY SERVICE MANUAL JBL Incorporated Inc 250 Crossways Park Dr Woodbury New York 11797...

Page 2: ...S 14 WIRING DIAGRAM SG2020 15 WIRING DIAGRAM SG3030 16 BLOCK DIAGRAM SG2020 17 BLOCK DIAGRAM SG3030 18 SCHEMATIC DIAGRAMS SG2020 3030 19 PCB BOARDS 35 PACKAGE PARTS LIST SG2020 40 MECHANICAL PARTS LIS...

Page 3: ...hed 4 Laser beams may damage the eyes Absolutely never permit laser beams to enter the eyes Also NEVER switch ON the power to the laser output part lens etc of the pick up if it is damaged 5 Cleaning...

Page 4: ...ive bag do not place the pick up on the bag This is because there is the possibility of damage by static electricity 4 To prevent AC leakage the metal part of the soldering iron should be grounded 5 W...

Page 5: ...ssembly 3 Use only a grounded tip soldering iron to solder or unsolder ESD devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static can generat...

Page 6: ...0 kHz Signal to Noise Ratio 11MHz 28 dB 28 dB CASSETTE DECK FF REW Time C 60 120 sec 120 sec Frequency Response 125 8 000 Hz 250 18 000 Hz Signal to Noise Ratio 43dB P B 43dB R P 43dB P B 43dB R P Cha...

Page 7: ...C and AC action TAPE DECK ADJUSTMENT 1 AZIMUTH ADJUSTMENT 2 NORMAL SPEED ADJUSTMENT Deck Mode A Deck Playback MTT 114 Speaker Out DECK Screw Azimuth Screw Maximum B Deck Playback MTT 114 Speaker Out A...

Page 8: ...Adjust for Item DC Voltage Checker Pin TP101 102 0V 50mV Test Point Adjustment Adjust for Head Unit PN402 GND Record Playback head Test Tape MTT 5511 Record Playback and Pause Mode Frequency Counter F...

Page 9: ...Is power on Does initial read work Does it play Does it output audio Check power supply circuit Check PN 807 Check laser circuit Check focus circuit Check disc Check tracking servo circuit Check audio...

Page 10: ...at Does signal appear at TP801 TEO Does signal appear at IC 803 Pin and Pin Does GFS IC802 pin show as below Is rotation normal Is there no dropout of RF signal Does TE2 signal appear at pin 53 of IC8...

Page 11: ...803 pin Defective MICOM Defective MICOM Defective connector Defective IC 801 803 Defective slide motor and or connector Defective LMT SW and or connector Defective Q 801 and or laser Defective laser a...

Page 12: ...h disc Defective IC801 Defective IC803 Defective IC 801 Open activator and or connector Open connector and or defective IC 801 Incorrect turntable height Degraded laser diode Does TP 801 RF signal app...

Page 13: ...pear at pin of IC 802 Does SMPO signal appear at pin of IC 802 Is drive voltage applied to disk motor Defective IC 801 Open pick diode Defective IC 801 Defective Pattern between IC 801 and IC 802 Defe...

Page 14: ...O TP801 1V Div CH2 TRACKING COIL DRIVE SIGNAL 2V Div CH1 TEO TP801 1V Div CH2 TRACK COIL DRIVE SIGNAL 2V Div CH1 TEO TP801 1V Div CH2 TRACK COIL DRIVE SIGNAL 2V Div 0V CH1 0V CH2 4 Tracking coil drive...

Page 15: ...15...

Page 16: ...16 WIRING DIAGRAM MODEL SG3030...

Page 17: ...17...

Page 18: ...18...

Page 19: ......

Page 20: ......

Page 21: ......

Page 22: ......

Page 23: ......

Page 24: ......

Page 25: ......

Page 26: ......

Page 27: ......

Page 28: ......

Page 29: ......

Page 30: ......

Page 31: ......

Page 32: ......

Page 33: ......

Page 34: ......

Page 35: ......

Page 36: ......

Page 37: ......

Page 38: ......

Page 39: ......

Page 40: ...B 1 BAND NYLON BAND TIE MECHANICAL 6410SCH201A 1 POWER CORD HIFI SPT 2 60C 2X18AWG 3720RCM008E 2 PANEL AUDIO SIDE JBL MINI COMPO 3580RCA004A 1 DOOR CST L JBL 3580RCA004B 1 DOOR CST R JBL 3580RCC002A 1...

Page 41: ...MECHANISM PARTS KSM 213CDM LEAD IN 2 6756S G001A 1 CD MECHANISM PARTS KSM 213CDM FEED GEAR 1 6756S X001A 1 CD MECHANISM PARTS SONY KSS 213C 3 3040SB0003A 1 BASE PU CDM H1303 4900SB0001A 4 DAMPER DAMPE...

Page 42: ...H1303 3390SB0001A 1 TRAY LOADING CDM H1303 33 3390SB0002A 1 TRAY DISC CDM H1303 36 4974SB0003A 1 GUIDE WORM CDM H1303 29 4400SB0001B 1 BELT TRAY CDM H1303 32 4470SB0010A 1 GEAR TRAY A CDM H1303 37 44...

Page 43: ...0ISA411220A 1 IC SANYO STK411 220E 22P SIP BK PWR AMP IC710 0ISA721310A 1 IC SANYO LC72131D 22P DIP BK PLL FOR TU IC103 0ISG744000A 1 IC SGS THOMSON TDA7440D 28P SOP BK FUNCTION IC402 614 013C 1 RESTR...

Page 44: ...TP 5 C143 667 725 731 0CE1076K618 4 CAPACITOR ELCTYTC 100UF SMS 50V M FL TP5 C707 708 757 758 0CE2256K618 3 CAPACITOR ELCTYTC 2 2M SMS 50V M FL TP 5 C184 665 666 0CE2266F618 11 CAPACITOR ELCTYTC 22M S...

Page 45: ...0CQ4731N409 3 CAPACITOR POLY MYLAR 0 047U 100V J POLY TP C148 718 768 0CQ6831N409 1 CAPACITOR POLY MYLAR 0 068U 100V J POLY TP C438 0CX1000K409 1 CAPACITOR TUB T C 10P 50V J SL TA52 C122 0CX3000K409...

Page 46: ...5 TA52 R135 605 798 0RD2203F609 2 RESTR FIXED CRBN FLM 220K 1 6W 5 TA52 R722 723 0RD2700F609 1 RESTR FIXED CRBN FLM 270 1 6W 5 TA52 R457 0RD3300F609 1 RESTR FIXED CRBN FLM 330 1 6W 5 TA52 R111 0RD3301...

Page 47: ...672 001AAAA 0 WIREW SHIELD TIN WIRE FB115 117 701 702 710 672 001AAAA 0 WIREW SHIELD TIN WIRE FB711 751 752 672 001AAAA 0 WIREW SHIELD TIN WIRE OW104 105 107 108 115 672 001AAAA 0 WIREW SHIELD TIN WIR...

Page 48: ...LCTYTC 33M SMS 16V M FL TP 5 C346 0CE4776D618 3 CAPACITOR ELCTYTC 470M SMS 10V M FL TP 5 C341 342 343 0CN1020K519 1 CAPACITOR TUB HIGH DIELE 1000P 50V K B TA52 C303 0CN2230H949 1 CAPACITOR TUB HIGH DI...

Page 49: ...1 TRANSISTOR KTA1266 TP Y KTA1015 KEC Q301 0TR319209AA 1 TRANSISTOR KTC3192 O KTC380TM TP KEC TO9 Q302 556 219B 33 SWITCH TACT THVV502GAA PT NON 12V 5A 556 219B 5 SWITCH TACT THVV502GAA PT NON 12V 5A...

Page 50: ...2 C225 226 230 232 245 0CN3310K519 1 CAPCTR TUB HIGH DIELE 330P 50V K B TA52 C247 0CN3320F669 2 CAPCTR TUB HIGH DIELC 3300PF 16V M X TA52 C204 207 0CN4730K949 2 CAPCTR TUB HIGH DIELC 0 047UF 50V Z F T...

Page 51: ...6609AA 1 TRANSISTOR KTA1266 TP Y KTA1015 KEC Q215 0TR127309AA 3 TRANSISTOR KTA1273 TP Y KTA966A KEC Q214 218 219 0TR319809AB 8 TRANSISTOR KTC3198 TP GR KTC1815 0TR319809AB 5 TRANSISTOR KTC3198 TP GR K...

Page 52: ...XED CRBN FLM 5 6K 1 6W 5 TA52 0RD5601F609 5 RESTR FIXED CRBN FLM 5 6K 1 6W 5 TA52 R849 882 883 884 892 0RD5601F609 2 RESTR FIXED CRBN FLM 5 6K 1 6W 5 TA52 R893 894 0RD8201F609 6 RESTR FIXED CRBN FLM 8...

Page 53: ...TR CER HIGH DIELE 1000PF 50V Z F TR C856 0CE4746K618 2 CAPACITOR ELCTYTC 0 47M SMS 50V M FL TP 5 C844 845 0CE1056K618 2 CAPACITOR ELCTYTC 1 0M SMS 50V M FL TP 5 C808 888 0CE4756K618 6 CAPACITOR ELCTYT...

Page 54: ...02C 1 DOOR CD FFH 3030A UL 3790RCP016A 1 WINDOW FL JBL 3790RCZ005A 1 WINDOW CST L JBL 3790RCZ005B 1 WINDOW CST R JBL 4930RC0005A 1 HOLDER CST DOOR JBL 3300RCP001A 3 PLATE BADGE JBL 4940RCT007A 1 KNOB...

Page 55: ...TS 4680SBP001A 1 MOTOR MECH PULLEY ASSY CDM H1303 711 414 044A 1 MOTOR RF500TB 14415 MABUCHI K 4560SB0001A 1 PULLEY MOTOR CDM H1303 353S353F 2 SCREW MOTOR 3040SB0002A 1 BASE MAIN CDM H1303 712 4974SB0...

Page 56: ...FNM 16 88H 0002 2 CD MECHA PARTS 3X9X12FZMY 1 6871SF21RAD 1 PWB PCB ASSY 3CH M D SENSOR PWB ASSY 30 6870SF21RAB 1 PWB PCB 3CH M D SENSOR PWB ASSY 653 902B 1 LED GP1S53 PHOTO SENSOR BK SHARP G K 353 02...

Page 57: ...SIP BK PWR AMP IC705 0ISA721310A 1 IC SANYO LC72131D 22P DIP BK PLL IC103 0IPMGSG001B 2 IC POWER MANAGEMENT TDA7295S SGS THOMSON 15P MULTI IC703 704 0ISG744000A 1 IC SGS THOMSON TDA7440D 28P SOP BK FU...

Page 58: ...7 771 0CE2276D618 1 CAPCTR ELTROLYC 220UF SMS 10V M FL TP5 C789 0CE2276F618 2 CAPCTR ELTROLYC 220M SMS 16V M FM5 TP 5 C135 192 0CE3346K618 4 CAPCTR ELTROLYC 0 33M SMS 50V M FL TP 5 C726 728 732 734 0C...

Page 59: ...OLY MYLAR 0 033U 100V J POLY TP C115 116 461 462 0CQ4731N409 3 CAPCTR POLY MYLAR 0 047U 100V J POLY TP C148 753 754 0CQ6831N409 1 CAPCTR POLY MYLAR 0 068U 100V J POLY TP C738 0CX1000K419 1 CAPCTR TUB...

Page 60: ...IXED CARB FILM 1 8K 1 6W 5 TA52 R722 723 0RD1802F609 6 RESITR FIXED CARB FILM 18K 1 6W 5 TA52 0RD1802F609 5 RESITR FIXED CARB FILM 18K 1 6W 5 TA52 R703 704 705 706 783 0RD1802F609 1 RESITR FIXED CARB...

Page 61: ...2 MUTING TP KEC TO92 Q712 713 715 716 730 0TR319209AA 1 TRANSISTOR KTC3192 O KTC380TM TP Q101 0TR319809AB 8 TRANSISTOR KTC3198 TP GR KTC1815 KEC 0TR319809AB 5 TRANSISTOR KTC3198 TP GR KTC1815 Q107 108...

Page 62: ...18 1 CAPCTR ELTROLYC 33M SMS 16V M FL TP 5 C346 0CE4776D618 3 CAPCTR ELTROLYC 470M SMS 10V M FL TP 5 C341 342 343 0CN1020K519 1 CAPCTR TUB HIGH DIELE 1000P 50V K B TA52 C303 0CN2230H949 1 CAPCTR TUB H...

Page 63: ...STCH NON 12V 5A SW306 307 308 309 310 556 219B 5 SWITCH TACT THVV502GAA PSTCH NON 12V 5A SW311 312 313 314 315 556 219B 5 SWITCH TACT THVV502GAA PSTCH NON 12V 5A SW316 317 318 319 320 556 219B 5 SWITC...

Page 64: ...802F609 1 RESITR FIXED CARB FILM 18K 1 6W 5 TA52 R609 0RD5601F609 1 RESITR FIXED CARB FILM 5 6K 1 6W 5 TA52 R608 0RD4701F609 2 RESITR FIXED CARB FILM 4 7K 1 6W 5 TA52 R604 605 0RD4702F609 1 RESITR FIX...

Page 65: ...ED CARB FILM 22 1 6W 5 TA52 R231 232 290 0RD0682F609 2 RESITR FIXED CARB FILM 68 1 6W 5 TA52 R202 212 0RD1001F609 2 RESITR FIXED CARB FILM 1 0K 1 6W 5 TA52 R276 277 0RD1002F609 17 RESITR FIXED CARB FI...

Page 66: ...0RD2702F609 2 RESITR FIXED CARB FILM 27K 1 6W 5 TA52 R244 250 0WR0806N092 1 LEAD WIRE 1007 22 SIN 60 BN 7 7 NA W278 6871S 38KAG 1 PWB PCB ASSY TOTAL JBL 3CD MAIN ASSY OPTICAL 6872S 38KAG 1 PWB PCB AS...

Page 67: ...150K 1 6W 5 TA52 R822 825 830 840 0RD1803F609 1 RESITR FIXED CARB FILM 180K 1 6W 5 TA52 R814 0RD4703F609 1 RESITR FIXED CARB FILM 470K 1 6W 5 TA52 R813 0RD1004F609 1 RESITR FIXED CARB FILM 1 0M 1 6W 5...

Page 68: ...FL TP5 C865 0DZ470009AD 1 DIODE ZENER GDZJ4 7B TP DO34 500MW ZD804 0RD1202F609 1 RESITR FIXED CARB FILM 12K 1 6W 5 TA52 R809 561 715C 1 CNCTR GIL G 03P S3T2 E LG CABLE 3PIN CN820 3300SCF002L 1 PLATE...

Page 69: ...250 256 280 278 283 255 254 253 281 282 255 256 257 251 451 252 258 259 268 276 454 277 269 275 270 266 265 264 262 271 268 1 260 261 272 451 451 451 263 452 451 451 451 452 452 452 451 451 451 451 4...

Page 70: ...278 452 256 280 283 255 254 281 452 282 255 256 257 451 452 250 251 252 258 266 265 264 262 260 261 263 451 452 251 1 259 267 451 268 276 454 277 269 451 275 270 451 272 253 268 1 451 455 455 451 451...

Page 71: ...3 SPEAKER MODEL SG2020 850 470 862 852 856 A60 854 472 855 853 471 857 859 851 858 4 SPEAKER MODEL SG3030 850 470 862 852 856 854 858 472 855 860 853 471 471 473 473 857 859 863 473 861 851 A60...

Page 72: ...1 A03 004 005 017 007 014 012 013 010 011 008 009 007 A05 A08 A07 A06 016 015 A04 014 013 012 011 010 008 009 021 A09 A10 A11 A00 A03 003 004 006 005 002 020 019 003 002 006 A02 001 007 A04 A05 007 01...

Page 73: ...6 CD DECK MECHANISM 450 101 103 451 105 109 451 102 104 118 119 120 121 122 123 134 453 124 112 113 114 116 117 126 450 127 115 125 452 108 107 106 453 133 132 131 130 451 A15 A16...

Reviews: