LG LX-U550A Скачать руководство пользователя страница 51

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• SINGLE DECK MECHANISM

LOCA. NO.

LG PART NO.

DESCRIPTION

SPECIFICATION

A00

6720AF0007A

DECK,AUDIO

CMAL1Z2 ALPS L-SINGLE A/RVS

001

6768RZAA04A

DECK MECHANISM PARTS

FD58P- ALPS ARM PLAY

002

6768RZBA04A

DECK MECHANISM PARTS

FF19U-31 ALPS BELT/FELT A/R A/

003

6768RZBA05A

DECK MECHANISM PARTS

FF19S-31 ALPS BELT/FELT A/R

004

6768RZEA01A

DECK MECHANISM PARTS

F513-927 ALPS HEAD ASSY A/R

005

6768RZGA03A

DECK MECHANISM PARTS

F522-063 ALPS GEAR A/R A/S

006

6768RZGA04A

DECK MECHANISM PARTS

FD58M- ALPS GEAR CAM

007

6768RZJA03A

DECK MECHANISM PARTS

FR26D- ALPS PULLEY/FLYWHEEL AS

008

6768RZJA04A

DECK MECHANISM PARTS

FR25M- ALPS PULLEY/FLYWHEEL AS

009

6768RZMA02A

DECK MECHANISM PARTS

FD53M- ALPS MOLD REEL

010

6768RZQA03A

DECK MECHANISM PARTS

F525-381 ALPS MOTOR(ASSY) A/R

011

6768RZRA01A

DECK MECHANISM PARTS

F514-133 ALPS ROLLER A/R

012

6768RZRA02A

DECK MECHANISM PARTS

F514-134 ALPS ROLLER A/R

013

6768RZXA02A

DECK MECHANISM PARTS

F567-726 ALPS SPECIAL A/R

014

6768RZPA03A

DECK MECHANISM PARTS

F512-128 ALPS PRESS PLATE BASE

015

6768RZPA02A

DECK MECHANISM PARTS

F512-127 ALPS PRESS PLATE BASE

016

6768RZSA01A

DECK MECHANISM PARTS

FK32T- ALPS SPRING HB

017

6768RZPA04A

DECK MECHANISM PARTS

FC61K- ALPS PRESS HEAD BASE

018

6768RZSA04A

DECK MECHANISM PARTS

FK32U- ALPS SPRING REEL L

019

6768RZSA02A

DECK MECHANISM PARTS

FK32N- ALPS SPRING INTERLOCK L

020

6768RZAA05A

DECK MECHANISM PARTS

FC61P- AKPS ARM INTERLOCK L

023

6768RZMA04A

DECK MECHANISM PARTS

FD52W- ALPS MOLD REEL BASE RVS

024

6768RZSA05A

DECK MECHANISM PARTS

FK32V- ALPS SPRING REEL R

025

6768RZMA03A

DECK MECHANISM PARTS

FD52W- ALPS MOLD REEL BASE

026

6768RZSA03A

DECK MECHANISM PARTS

FK34Y- ALPS SPRING B/C

027

6768RZPA05A

DECK MECHANISM PARTS

F612-234 ALPS PRESS CHASSIS BA

028

6768RZGA05A

DECK MECHANISM PARTS

FD53K- ALPS GEAR PLAY(A)

029

6768RZSA06A

DECK MECHANISM PARTS

FK35F- ALPS SPRING ARM PLAY

030

6768RZMA05A

DECK MECHANISM PARTS

FD59F- ALPS MOLD BUSH

031

6768RZVA01A

DECK MECHANISM PARTS

F765-303 ALPS SOLENOID BLK

032

6768RZVA02A

DECK MECHANISM PARTS

FL41S- ALPS SOLENOID PLUNGER

033

6768RZPA07A

DECK MECHANISM PARTS

FC65W- ALPS PRESS LEVER F/R

034

6768RZSA07A

DECK MECHANISM PARTS

FK35K- ALPS SPRING CAM

035

6768RZPA06A

DECK MECHANISM PARTS

FC61L- ALPS PRESS PLATE SLIDE

036

6768RZGA06A

DECK MECHANISM PARTS

FD60L- ALPS GEAR FF(E)

037

6768RZMA06A

DECK MECHANISM PARTS

FD58T- ALPS MOLD LEVER BRAKE

038

6768RZSA08A

DECK MECHANISM PARTS

FK35E- ALPS SPRING ARM F/R

039

6768RZJA06A

DECK MECHANISM PARTS

FD60B- ALPS PULLEY/FLYWHEEL AS

401

6768RZCA01A

DECK MECHANISM PARTS

KG194E36A ALPS SCREW 2.0X6

402

6768RZCA02A

DECK MECHANISM PARTS

KG194E34A ALPS SCREW 2.0X4

403

6768RZCA03A

DECK MECHANISM PARTS

KG194E28 ALPS SCREW 2.6X4

404

6768RZCA04A

DECK MECHANISM PARTS

FG114E14A ALPS SCREW 2.6X5

501

6768RZWA01A

DECK MECHANISM PARTS

FC67N- ALPS WASHER BRACKET DEC

502

6768RZWA02A

DECK MECHANISM PARTS

UJ16F- ALPS WASHER 1.75X0.4

503

6768RZWA03A

DECK MECHANISM PARTS

FJ111-35 ALPS WASHER 4.1X0.25

504

6768RZWA04A

DECK MECHANISM PARTS

FJ111-30 ALPS WASHER 2.6X0.25

505

6768RZWA05A

DECK MECHANISM PARTS

FJ111-17 ALPS WASHER 1.7X0.25

Содержание LX-U550A

Страница 1: ...MAKOR CHECK POINT 2 10 INTERNAL BLOCK DIAGRAM of ICs 2 21 BLOCK DIAGRAM 2 29 SCHEMATIC DIAGRAMS 2 33 WIRING DIAGRAM 2 45 PRINTED CIRCUIT DIAGRAMS 2 47 SECTION 3 EXPLODED VIEWS CABINET AND MAIN FRAME SECTION 3 1 SINGLE DECK MECHANISM 3 3 CD MECHANISM 3 5 SECTION 4 SPEAKER SECTION MODEL LXS U550 4 1 SECTION 5 REPLACEMENT PARTS LIST REPLACEMENT PARTS LIST 5 1 ...

Страница 2: ...aser 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 the lens surface If there is dust on the lens surface the dust should be cleaned away by using an air bush such as used for camera lens The lens is held by a delicate spring When cleaning the lens surface th...

Страница 3: ...tive 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 Workers should be grounded by an armband 1M Ω 6 Care should be taken not to permit the laser pick up to come in contact with clothing in order to prevent sta tic electricity changes in the clothing to...

Страница 4: ...harges sufficient to damage ESD devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ESD devices 6 Do not remove a replacement ESD device from its protective package until immediately before you are ready to install it Most replacement ESD devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparabl...

Страница 5: ... 1 5 SPECIFICATIONS NOTE Specification are subject to change without notice in the course of product improvement ...

Страница 6: ... 1 6 ...

Страница 7: ... CHECK IF PLAY AUDIO OUTPUT CHECK OK CONNECTOR CHECK PN806 CHECK LC78690W IC801 CHECK AM5810FP IC802 CHECK PICKUP MOVEMENT CONNECTOR CHECK PN801 PN802 CHECK MICOM INTERFACE CIRCUIT PN805 CONNECTOR CHECK PN802 PN804 PN806 CHECK MICOM INTERFACE CIRCUIT PN805 CHECK POWER SUPPLY CIRCUIT PN806 CONNECTOR CHECK PN804 PN806 ...

Страница 8: ...K POWER SUPPLY CIRCUIT PN805 PN806 PN 806 PIN 4 12V PIN 5 6 2V PN805 PIN 1 5V CHECK VOLTAGE CHANGE OF OPEN CLOSE AND IC802 INPUT VOLTAGE PIN 7 8 20 6 2V PN805 PIN 2 BTL_MUTE 14 OPEN 15 CLOSE DEFECTIVE MAIN POEWR SUPPLY DEFECTIVE MICOM DEFECTIVE MECHANISM ...

Страница 9: ...OR CONNECTOR DEFECTIVE MICOM OR CONNECTOR DEFECTIVE IC801 CHECK VOLTAGE THE PIN 2 OF IC804 IC804 PIN 2 3 3V CHECK RESET SIGNAL OF PN805 PN805 PIN 4 3V CHECK POWER SUPPLY PORT PN805 PN806 PN 806 PIN 4 12V PIN 5 6 2V PN805 PIN 12 5V CHECK MICOM INTERFACE CIRCUIT PN805 PN805 PIN 3 4 5 6 7 8 9 SIGNAL CHECK 3 WRQ 4 RESET 5 DO 6 DI 7 CL 8 CE 9 FSEQ CHECK THE WAVE FORM 1 ...

Страница 10: ...SL SL A B C D E CHECK PN801 PIN 13 16 FA FA CHECK PN801 PIN 10 LD CHECK PN802 PIN 5 6 SP SP CHECK PN801 PIN 14 15 TA TA DEFECTIVE PICKUP OR IC802 OR IC801 DEFECTIVE PICKUP OR IC801 DEFECTIVE PICKUP OR IC802 OR IC801 DEFECTIVE PICKUP OR IC802 OR IC801 DEFECTIVE PICKUP OR IC802OR IC801 DOES LASER LIGHT DOES SPINDLE ROTATE IS READING OK ...

Страница 11: ...VEFORM APPEAR AT IC802 PIN 13 AND PN 802 PIN 3 WAVEFORM 2 SLED MOTOR WAVE DOES SLIN WAVEFORM APPEAR AT IC802 PIN 5 WAVEFORM 2 SLED DRIVE WAVE CHECK PN802 CONNECTOR LINE DEFECTIVE IC801 DEFECTIVE IC802 DEFECTIVE PN802 CONNECTOR DEFECTIVE PICKUP SLED MOTOR ...

Страница 12: ... APPEAR AT IC802 PIN 16 AND PN801 PIN 13 WAVEFORM 3 FOCUS COIL DRIVE WAVE DOES FAIN WAVEFORM APPEAR AT IC802 PIN 25 WAVEFORM 3 FOCUS DRIVE WAVE CHECK PN801 CONNECTOR LINE DEFECTIVE IC801 DEFECTIVE IC802 DEFECTIVE PN801 CONNECTOR DEFECTIVE PICKUP FOCUS ACTUATOR ...

Страница 13: ...LY VOLTAGE CHECK CHECK PN801 CONNECTOR LINE IS 3 3 V APPLIED TO PIN30 36 39 41 61 68 75 OF IC801 RF IC SUPPLY VOLTAGE CHECK IS 2 3 V PIN18 OF IC801 LASER CONTROL VOLTAGE CHECK DEFECTIVE IC804 DEFECTIVE IC801 DEFECTIVE Q801 OR D801 DEFECTIVE PN801 CONNECTOR DEFECTIVE PICKUP LASER PART ...

Страница 14: ...APPEAR AT IC802 PIN 11 AND PN802 PIN 5 WAVEFORM 4 SPINDLE MOTOR DRIVE WAVE DOES SPIN WAVEFORM APPEAR AT IC802 PIN 6 WAVEFORM 4 SPINDLE DRIVE WAVE CHECK PN802 CONNECTOR LINE DEFECTIVE IC801 DEFECTIVE IC802 DEFECTIVE PICKUP SPINDLE MOTOR DEFECTIVE PN802 CONNECTOR ...

Страница 15: ...DRIVE WAVE CHECK PN802 CONNECTOR LINE DEFECTIVE IC801 DEFECTIVE IC802 DEFECTIVE PN802 CONNECTOR DEFECTIVE PICKUP OR IC801 DEFECTIVE PICKUP OR IC801 DOES ARF SIGNAL APPEAR IC801 PIN 2 WAVEFORM 6 DOES FE TE SIGNAL APPEAR IC801 PORT FE 10 TE 16 WAVEFORM 6 DOES TAIN WAVEFORM APPEAR AT IC802 PIN 22 WAVEFORM 5 TRACKING DRIVE WAVE ...

Страница 16: ...MICOM INTERFACE WAVEFORM PN805 PIN 3 4 5 6 during normal play PIN 6 DI PIN 5 DO PIN 4 RESET PIN 3 WRQ 1 MICOM INTERFACE WAVEFORM PN805 PIN 7 8 9 during power on PIN 9 FSEQ PIN 8 CE PIN 7 CL 1 MICOM INTERFACE WAVEFORM PN805 PIN 7 8 9 during normal play PIN 9 FSEQ PIN 8 CE PIN 7 CL WAVEFORMS OF MAKOR CHECK POINT ...

Страница 17: ...AND MOTOR WAVEFORM IC802 PIN 25 IC802 PIN 16 IC802 PIN 25 IC802 PIN 16 When focus search failed or there is no disc on tray There is disc on tray and focus search success PIN 5 SLIN PIN 13 SL PIN 25 FAO PIN 16 FA 2 SLED DRIVE AND MOTOR WAVEFORM IC802 PIN 5 13 during normal play PIN 5 SLIN PIN 13 SL PIN 25 FAO PIN 16 FA ...

Страница 18: ...22 IC802 PIN 17 during normal play 4 SPINDLE DRIVE AND MOTOR WAVEFORM IC802 PIN 6 11 when TOC reading PIN 6 SPIN PIN 11 SP PIN 22 TAO PIN 17 TA 6 RF FOCUS AND TRACKING ERROR WAVEFORM IC801 PIN 2 10 16 during normal play PIN 2 RFOUT PIN 10 FE PIN 16 TE ...

Страница 19: ... READING OK CHECK OK CONNECTOR CHECK PN805 PN806 PN810 CHECK POWER SUPPLY CIRCUIT PN806 CHECK MICOM INTERFACE CIRCUIT PN805 CHECK PN810 1 PIN 5V CHECK PN810 PIN 2 D 3 D CHECK OTI6888 IC805 CHECK LC78690W IC801 CONNECTOR CHECK PN806 IF PLAY AUDIO OUTPUT CHECK ...

Страница 20: ...C 27V CHECK OK ZD900 VOLTAGE CHECK 5V IC301 26PIN PATTERN CHECK ZD901 27V CHECK D912 WAVE CHECK D912 CHANGE YES YES NO NO YES Q900 TURN ON CHECK C921 27V UNDER VOLT CHECK YES NO D907 D906 CHANGE OK VOLTAGE CHECK LIST YES NO Q900 CHANGE YES NO ...

Страница 21: ... AND CHANGE Transformer CHANGE YES CN901 7 Pin DC VOLTOUTPUT CHECK YES NO NO IC903 Output DC VOLT CHECK 6 2V D908 12V CHECK AND CHANGE IC901 CHANGE YES D909 D910 VOLT CHECK YES YES NO NO SECTION CHECK YES NO IC904 CHANGE Q500 CHECK AND CHANGE YES IC904 1PIN High CHECK NO NO Muting CIRCUIT Troubleshooting MUTE CONDITION Q201 Q251 Q600 Q650 Base High IC201Troubleshooting CHECK ONLY Q201 Q251 YES NO ...

Страница 22: ...IEW YES NO IC905 INPUT CHECK FUNK BLOCK INPUT CHECK Muting troubleshooting VIEW YES NO RY700 CONTROL CHECK OK SPK Relay Troubleshooting ONLY LX W550 s D503 12V CHECK VOLTAGE CHECK LIST YES NO RELAY CHANGE RY700 YES NO Q511 Collector Low CHECK IC204 Troubleshooting YES NO Q511 CHANGE Q511 Base High YES NO OUTPUT SOUND CHECK OK ...

Страница 23: ...g YES YES TUNER IC905 2 37 PIN INPUT SIGNAL CHECK IC102 Troubleshooting YES YES DAB L BAND DAB L IC905 6 33 PIN INPUT SIGNAL CHECK IC102 Troubleshooting YES YES CD IC905 4 35 PIN INPUT SIGNAL CHECK CD Troubleshooting YES YES AUX IC905 5 34 PIN INPUT SIGNAL CHECK JK600 INPUT CHECK YES YES ...

Страница 24: ... CHECK P SENS SECTION CHECK YES NO X301 CHECK X301 CHANGE YES NO IC301 17Pin VOLT INPUT Low High OK RESET SECTION CHECK YES NO IC204 16Pin INUT VOLT CHECK VOLTAGE CHECK LIST YES NO IC204 2 3 Pin CLK Data CHECK IC301 3 4Pin Data CHECK CD TAPE FUNCTION MODE YES NO CONTROLL FUNC CHECK OK IC204 CHANGE YES NO IC301 CHANGE IC301 IC204 pattern check YES YES NO ...

Страница 25: ...8 9 PIN CLOCK DATA CHECK OK YES YES NO TUN600 CHANGE NO IC301 Troubleshooting YES IC905 Troubleshooting FUNC CLOCK DATA 19 20PIN CHECK VOLTAGE CHECK LIST YES 21 PIN VOLT CHECK EACH FUNC MODE INPUT SIGNAL CHECK 17 22 Pin OUTPUT SIGNAL CHECK YES NO FUNC Troubleshooting EACH FUNC MODE INPUT SIGNAL CHECK YES NO SPK Relay SECTION CHECK YES NO ...

Страница 26: ...03 2 8Pin INPUT SIGNAL CHECK Q202 Q252 Base Low CHECK YES NO IC203 3 7 Pin OUT IC202 6 12V 4 Pin High check IC203 6Pin VCC volt check YES NO IC203 Troubleshooting NO Q202 Q252 CHANGE YES L201 2 3PIN check Power Check IC202 Troubleshooting YES NO VOLTAGE CHECK LIST NO DECK CHANGE C227 INPUT VOLT CHECK YES NO Q205 Base 0 6V CHECK YES IC203 Troubleshooting NO Q205 Collector Low YES Q205 CHANGE NO Q20...

Страница 27: ... 2 21 INTERNAL BLOCK DIAGRAM of ICs NJW1190 BLOCK DIAGRAM ...

Страница 28: ... 2 22 PIN FUNCTION SSOP44 ...

Страница 29: ... 2 23 PIN FUNCTION QFP48 P1 ...

Страница 30: ...ION GPIOA 7 GPIOA 6 NC NC NC NC gnd vdd LED1_out NC GPIOA 5 GPIOA 4 1 2 3 4 5 6 7 8 9 10 11 12 25 26 27 28 29 30 31 32 33 34 35 36 GPIOB 2 NC GPIOB 0 sda scl NC vdd xtal2 xtal1 gnd reset_b NC GPIOA 0 GPIOA 1 NC NC NC vdd gnd NC NC NC GPIOA 2 GPIOA 3 NC SIC REQ SID NC vdd DPLS_IO DMNS_IO gnd GPIOB 1 ext_int5 GPIOB 3 13 14 15 16 17 18 19 20 21 22 23 24 37 38 39 40 41 42 43 44 45 46 47 48 ...

Страница 31: ...4 GPIOB 6 ex_romdata 2 ex_romdata 3 txd1 ex_romdata 7 ex_romdata 6 SIC REQ SID vdd DPLS_IO DMNS_IO gnd GPIOB 1 host_dev_sel gnd ex_romaddr 15 ex_romaddr 14 ex_romaddr 13 ex_romaddr 0 ex_romaddr 1 gnd sda scl vdd xtal2 xtal1 gnd reset_b mode0 ex_romdata 0 ex_romdata 1 ex_romaddr 2 ex_romaddr 3 rxdi1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 3...

Страница 32: ...ONFIGURATION VO2 FWD REV IN2 VO2 BIAS OPIN4 OPIN4 MUTE GND VO3 VO3 OP OUT4 OPIN3 OPIN3 OPOUT3 POWVCC34 VO4 VO4 LDCONT PS INÅå PR EVCC VOL VOL 22 21 20 19 18 17 16 15 23 24 25 26 27 12 14 10 11 9 7 6 5 4 3 2 1 8 28 AM5810 POWVCC12 VO1 VO1 13 ...

Страница 33: ... 2 27 PIN DESCRIPTION ...

Страница 34: ... 2 28 ...

Страница 35: ... BLOCK DIAGRAM 2 29 2 30 ...

Страница 36: ...2 31 2 32 WMA USB BLOCK DIAGRAM ...

Страница 37: ...2 33 2 34 SCHEMATIC DIAGRAMS MAIN SCHEMATIC DIAGRAM ...

Страница 38: ...2 35 2 36 FRONT SCHEMATIC DIAGRAM ...

Страница 39: ...2 37 2 38 POWER SCHEMATIC DIAGRAM ...

Страница 40: ...2 39 2 40 DECK SCHEMATIC DIAGRAM ...

Страница 41: ...2 41 2 42 CD SCHEMATIC DIAGRAM ...

Страница 42: ...2 43 2 44 USB SCHEMATIC DIAGRAM ...

Страница 43: ...2 45 2 46 WIRING DIAGRAM ...

Страница 44: ...2 47 2 48 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD ...

Страница 45: ...2 49 2 50 FRONT P C BOARD ...

Страница 46: ...2 51 2 52 CDP P C BOARD COMPONENT SIDE ...

Страница 47: ...2 53 2 54 CDP P C BOARD SOLDER SIDE ...

Страница 48: ...2 55 2 56 LINEAR POWER ...

Страница 49: ......

Страница 50: ...3 1 3 2 250 252 254 253 258 256 255 257 259 450 261 262 305 A47 450 263 A46 A26 A41 260 A43 A00 301 SECTION 3 EXPLODED VIEWS CABINET AND MAIN FRAME SECTION ...

Страница 51: ...L 020 6768RZAA05A DECK MECHANISM PARTS FC61P AKPS ARM INTERLOCK L 023 6768RZMA04A DECK MECHANISM PARTS FD52W ALPS MOLD REEL BASE RVS 024 6768RZSA05A DECK MECHANISM PARTS FK32V ALPS SPRING REEL R 025 6768RZMA03A DECK MECHANISM PARTS FD52W ALPS MOLD REEL BASE 026 6768RZSA03A DECK MECHANISM PARTS FK34Y ALPS SPRING B C 027 6768RZPA05A DECK MECHANISM PARTS F612 234 ALPS PRESS CHASSIS BA 028 6768RZGA05A...

Страница 52: ...ASSY 002 524 012AAAA COVER HOME CLAMP MAGNET OTHER 030X 003 4860RB0002A CLAMP HOME CDM H1503 MOLD DISC 004 4930R 0526A HOLDER HOME CDM 310 MOLD CLAMP 011 3040R 0073A BASE P U CDM 300 012 5040R 0131A RUBBER HOME CDM 310 OTHER DAMPER 013 4400R 0006B BELT DECK MECHA DP2 5 DP7C DP7A OT 014 4470R 0055A GEAR PULLEY 015 6871RC2016A PWB PCB ASSEMBLY CD LOADING CDM 300 017 4470R 0056A GEAR LOADING 018 4974...

Страница 53: ... 4 1 MODEL LXS U550 851 LEFT 863 RIGHT 850 852 860 853 859 858 857 854 855 861 856 LEFT 862 RIGHT SECTION 4 SPEAKER SECTION ...

Страница 54: ... 4 2 ...

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LG LX-U550A, Руководство пользователя

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