LG LMS-K3960V Скачать руководство пользователя страница 63

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4-8

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DECK MECHANISM EXPLODED VIEWS

LOCA. NO.

PART NO.

DESCRIPTION

SPECIFICATION

A26

4405RCS007E

MECHANISM ASSEMBLY

DVM-H1523(DP-9 SS P/UP)DVD 3

A30

3041RBD003H

BASE ASSEMBLY

PU (DVM-H1533 DP-10 SS P/UP) H

012

5040R-0110A

RUBBER

DVD REAR DP8 RIGHT 20 OTHER BL

012A

5040R-0110A

RUBBER

DVD REAR DP8 RIGHT 20 OTHER BL

021

4681R-B009C

MOTOR ASSEMBLY

DECK/MECHA DP-10 FEEDING

024

4470R-0179A

GEAR

DVD DP-9 PINION MOLD

025

4470R-0178A

GEAR

DVD DP-9 MIDDLE MOLD

030

4470R-0180A

GEAR

DVD DP-9 RACK MOLD

035

6871R-9295D

PWB(PCB) ASSEMBLY,TOTAL

DP-10 FOR 3 CHANGER FEEDING

035A

6850R-JE20Z

CABLE,FLAT

P=1.0 FFC UL2896(0.05X0.65)11

036

4370R-0136A

SHAFT

DVD PU, DR-02 SUS-420J2 OTHER

151

3390RB0002A

TRAY

DISC(CDM-H1503)

153

4470RB0005A

GEAR

TRAY (CDM-H1503)

155

4681RBA001C

MOTOR ASSEMBLY

HOME TRAY (CDM-H1503) MABUCHI

156

6871RF9211A

PWB(PCB) ASSEMBLY,FRONT

1503 T/D SENSOR

159

3390RB0001B

TRAY

DECK/MECHA CDM-H1503 MOLD LOAD

162

4400R-0012A

BELT

DECK/MECHA MAIN CDM-H1503V OTH

163

4470R-0190A

GEAR

DECK/MECHA PULLEY CDM-H1503V M

164

4470RB0003A

GEAR

LOADING (CDM-H1503)

165

6871RZ7036A

PWB(PCB) ASSEMBLY,OTHERS

CDM-H1503 UP/DW/OP/CL

166

4470RB0006A

GEAR

PU UP (CDM-H1503)

167

4470RB0007A

GEAR

PU DOWN (CDM-H1503)

168

4470RB0002A

GEAR

CAM (CDM-H1503)

169

4861RB0002B

CLAMP ASSEMBLY

DVD DVM-H1513

170

3550R-0685A

COVER

DECK/MECHA GUIDE MOTOR CDM-H15

172

3040RB0005A

BASE

MAIN (CDM-H1503)

173

4510RB0001A

LEVER

S/W CLOSE

175

4681RBA002A

MOTOR ASSEMBLY

HOME LOADING (PULLEY 8.6)

177

4470RB0001A

GEAR

MAIN (CDM-H1503)

180

3210R-M009A

FRAME

UD MOLD DVM-H1523V

416

88H-0004

CD MECHA PARTS

3X12X12FNM

417

88H-0002

CD MECHA PARTS

3X9X12FZMY

418

88H-0003

SCREW,DRAWING

#NAME?

419

88H-0004

CD MECHA PARTS

3X12X10FZMY

422

88H-0005

SCREW

#NAME?

430

88H-0006

SCREW,DRAWING

+ 1 D1.7 L7.0 SWCH18A/BZN DP8

431

88H-0007

SCREW,DRAWING

+ 1 D1.7 L4.5 SWCH18A/NI DP8 P

432

88H-0008

SCREW,DRAWING

+ 1 D1.7 L4.5 SWRCH18A/FZY DP8

435

88H-0009

SCREW,DRAWING

MACHINE

439

88H-0010

SCREW,DRAWING

+ 1 D1.7 L10.0 SWRCH18A/FZW DP

416

159

422

170

165

164

417

167

416

177

175

172

180

166

151

156

418

155

153

168

162

163

419

173

169

012A

A30

432

024

430

036

035

438

021

030

439

025

431

435

035A

012A

Содержание LMS-K3960V

Страница 1: ...3CD CHANGER KARAOKE SYSTEM SERVICE MANUAL MODEL LM K3960A LMS K3960V SERVICE MANUAL MODEL LM K3960A LMS K3960V CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ...

Страница 2: ...G DIAGRAM 2 35 PRINTED CIRCUIT DIAGRAMS 2 37 SECTION 3 DVD PART ELECTRICAL DVD ELECTRICAL TROUBLESHOOTIHG GUIDE 3 1 DVD SCHEMATIC DIAGRAMS 3 15 DVD PRINTED CIRCUIT DIAGRAMS 3 23 SECTION 4 EXPLODED VIEWS CABINET AND MAIN FRAME SECTION 4 1 TAPE DECK MECHANISM A R A S RIGHT A R DECK 4 3 TAPE DECK MECHANISM A R A S LEFT A S DECK 4 5 CD MECHANISM 4 7 SECTION 5 SPEAKER PART SPEAKER PART 5 1 SECTION 6 RE...

Страница 3: ...ver be touched 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 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 t...

Страница 4: ...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 5: ...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 6: ...kHz Signal to noise ratio video More than 55 dB 1 kHz Dynamic range audio More than 80 dB Video output 1 0 V p p 75Ω S video output Y 1 0 V p p 75Ω C 0 3 V p p 75Ω Component Video output Y 1 0 V p p 75Ω Pb Pr 0 7 V p p 75Ω Speakers Speaker Name Front Speaker L R Type Bass Reflex 2Way 3Speaker LMS K3960V LMS KW3960V LMS K3860V Bass Reflex 2Way 2Speaker LMS K3565V LMS K3365V Impedance 4 Frequency Re...

Страница 7: ... 1 6 ...

Страница 8: ...eck Refer to SMPS Troubleshooting Check if IC101 KIA7042 input is over 5V Check if IC101 KIA7042 input is over 4 3V IC101 KIA7042 relevant parts check relevant parts replacement normal IC101 KIA7042 IC100 78KO KF2 1 PIN Power Check normal YES NO NO NO NO YES YES YES YES MICOM PART CHECK I ...

Страница 9: ...check normal IC 103 8PIN IC 100 19 20 59 PIN 5V check X101 32 768KHz X100 9 8304MHz operation status check normal P7904 5PIN 5 6V check Refer to SMPS Troubleshooting Output 5V operation check D101 1SR35 relevant parts check normal relevant parts replacement D101 1SR35 both terminal power check Q101 EMITTER 5V check and COLLECTO NO NO NO NO NO YES YES YES YES YES YES YES YES YES YES YES YES MICOM P...

Страница 10: ...ck Each PIN power check normal relevant parts replacement normal P7904 1 2 3 power check F1 F2 both terminal 3 7V and above VKK power is over 26V P7302 connection status check and power check F F2 both termainal 3 7V or above VKK 26V or above power check IC301 PT6324 Power check 50 PIN VKK 26V 9 52 PIN 5V YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO IC103 KS4CD21CS CHECK FLD DISPLAY C...

Страница 11: ... 5V defective D3191SR35 input and output power check relevant parts check 76 PIN DATA input check relevant parts check relevant parts replacement normal relevant parts replacement normal FLT light on normal IC100 75 PIN STB 77 PIN 4PIN DI 78 PIN 1PIN CLK Data output check YES YES YES YES YES YES YES YES NO NO NO NO ...

Страница 12: ...22 29 39 47 56 65 72 87 94 Refer to SMPS Troubleshooting relevant parts check X604 12 288MHz normal R668 470Ω output check normal LINE resistance check DATA R671 CLK R670 RST R665 normal DVD ASS Y PS9829 commu nication status check P7403 IC604 PS9829 DATA input check normal IC604 PS9829 parts check relevant parts replacement relevant parts replacement relevant parts replacement Refer to DVD Troubl...

Страница 13: ...t power check Each IC 4 6 14 16 PIN POWER IC 700 701 702 703 34 29 27 20 PIN output check Output LINE COIL check normal Refer to SMPS Troubleshooting Each LINE resistance output power check IC700 R702 701 726 727 724 IC701 R730 729 750 753 752 IC702 R756 755 768 771 770 IC703 R774 773 794 797 796 relevant parts replacement YES YES YES YES YES YES NO NO NO POWER AMP PART CHECK ...

Страница 14: ...rm check IC801 MC4580 2 6PIN input waveform check normal IC200 BU4052 16PINVDD 8PIN VSS power check u COM IC301 83PIN 84PIN Communication check Refer to SMPS Troubleshooting relevant parts replacement IC801 MC4580 4PIN VSS 8PIN VDD power check relevant parts replacement YES YES YES YES YES YES NO NO NO NO AUX FUNCTION ...

Страница 15: ... replacement IC801 MC4580 4PIN VSS 8PIN VDD power check IC200 BU4052 1 12PIN input waveform check IC200 BU4052 3 13PIN output waveform check IC601 BU4052 2 15PIN input waveform check IC801 MC4580 2 6PIN input waveform check normal TAPE PCB ASS Y IC801 MC4580 2 6PIN input check normal IC200 BU4052 2 1 5PIN input waveform check IC200 BU4052 3 13PIN output check IC601 BU4052 2 15PIN input waveform ch...

Страница 16: ...l Refer to SMPS Troubleshooting DECK HEAD input check DECK HEAD input IC201 32 39 PIN check HEAD WIRE or Mecha replacement relevant parts replacement relevant parts replacement relevant parts check normal IC202 10 PIN HIGH operation check relevant parts check normal YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO TAPE PLAY PART CHECK ...

Страница 17: ... HIGH operation check Refer to SMPS Troubleshooting relevant parts replacement relevant parts replacement normal P7207 2 4 output check P2707 5 7 input check IC203 MC4580 1 7 check IC201 7 24 PIN REC input check IC201 10 21 PIN output check L203 2 3 PIN oscillation check P2203 5 3 PIN input check 8 PIN ERASE input check normal YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO NO NO...

Страница 18: ...f C950 C951 If DC V is in 35V 35V Chcek the DC V Of C909 C903 C921 If DC V is in 14 19V and it is steady Replace the fuse Check BD901 LF901 902 Check IC901 902 Replace IC 901 902 Check short of P9702 line Check short of P9701 line Check short of P9701 P9702 line MAIN PART YES NO YES YES YES YES YES NO NO NO NO NO SMPS POWER CIRCUIT ...

Страница 19: ... Check the PIN6 OF P9702 If DC V is over 5 6V OK Check power circuit Trouble shooting P SENS PART Check the PIN3 OF P9702 If DC V is over 28V 2 OK Check power circuit Trouble shooting VKK PART YES YES NO NO ...

Страница 20: ... 2 13 INTERNAL BLOCK DIAGRAM of ICs TAS5142 BLOCK DIAGRAM ...

Страница 21: ... 2 14 U1739EJ2V1UD00 KF2_E BLOCK DIAGRAM ...

Страница 22: ... 2 15 HA12237F BLOCK DIAGRAM ...

Страница 23: ... 2 16 STR S6757IF1905 BLOCK DIAGRAM PS9829B BLOCK DIAGRAM ...

Страница 24: ...Interface 16 K Cache Gateway DMA Controller DVD RAM ROM SRAM ROM Interface GPIO TV Encoder T ransport Descrambler Controller Scaler A T API Display OSD SPU DSC RF AFE 8051 µController ECC Digital PLL Audio ADC Servo Controller RF Audio DAC VDAC HDMI I F DeIntelacer USB ES6838 BLOCK DIAGRAM ...

Страница 25: ... 2 18 PT6324 BLOCK DIAGRAM ...

Страница 26: ...OFER DVD DATA CLK OPTICAL USB DA 5V OP AMP EXPENDER DECK HA12237 TAPE IC BU4052 OP AMP CS5340 TUNER MODULE NEC AUDIO MICOM PS9829A PWM MODUL ATOR TAS5142 Power Amp H P_SW PWM OUT DVD CD BLOCK DECK AD MODE A B SOL A RM OP AMP RDS DATA CLK PLL DAT CLK BU4052 DATA CS5340 RESET DVD DATA CLK 12 28MHz TUNER L R TAPE L R AUX L R AUX L R MIC INPUT SOL B MOTER HIGH NO HALF A B REC F R REC MUTE REC MUTE REC...

Страница 27: ...CDDVDCT VRDVD VRD LDO1 LDO2 OPEN CLOSE SLED F T 48MHz 27MHz LOAD SPINDLE USB_RESET D D HD 0 15 CONTROL SIGNAL MCU_INTQ JRD HWR MS_SEL_OU HA0 HD 0 7 FOCUS SLED SPINDLE TACKING AMP_STBY DSCK CKE CSo RAS0 CAS WE DQMX LA 0 21 LD 0 7 WRLL MRST LOE AUDIO JACK VIDIO OUT P UP M DECK MECHANISM MOTOR DRIVE IC USB CON USB UBI9021 SWITCH OPT IN OPT OUT ADC PWM DAC MICOM SDRAM MPEG ESS6838 FLASH EEPROM ...

Страница 28: ...2 23 2 24 MAIN SCHEMATIC DIAGRAM ...

Страница 29: ...2 25 2 26 MAIN AMP SCHEMATIC DIAGRAM ...

Страница 30: ...2 27 2 28 FRONT SCHEMATIC DIAGRAM ...

Страница 31: ...2 29 2 30 SMPS SCHEMATIC DIAGRAM ...

Страница 32: ...2 31 2 32 DECK SCHEMATIC DIAGRAM ...

Страница 33: ...2 33 2 34 JACK IO SCHEMATIC DIAGRAM ...

Страница 34: ...2 Sub WooferX180W Center Surrd X3 60W DECK Ass y PS9829 SMPS BLOCK DVD BLOCK FRONT BLOCK IO JACK BLOCK P7206 P7207 P7709 P7302 P7904 P7403 P7501 P7905 P2706 P2707 P2202 P2203 P2201 P0401 P9701 P9702 P3702 P5701 P4703 P4004 LM K7960 WIRING DIAGRAM LM K7960 WIRING DIAGRAM ...

Страница 35: ...2 37 2 38 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD ...

Страница 36: ...2 39 2 40 MAIN P C BOARD ...

Страница 37: ...2 41 2 42 FRONT P C BOARD ...

Страница 38: ...2 43 2 44 SMPS P C BOARD DECK P C BOARD ...

Страница 39: ......

Страница 40: ... POWER ON DOES DVD CD APPEAR AT FLD DOES DISK1 APPEAR AT FLD CHECK THE VOLTAGE OF EACH PIN ON P5701 CHECK DVD MD MODULE CHECK CONNECTOR P7501 RECONNECT IT OK DOES AUX FM 87 5 APPEAR AT FLD DOES IT APPEAR DVD ERROR AT FLD PUSH KARAOKE DVD BUTTON CHECK CONNECTOR P4703 P4004 P5701 OK DOES NO DISC OR TIME ARE APPEARED AT FLD ...

Страница 41: ...HE SDRAM IS DAMAGED CHECK THE OUTPUT SIGNAL OF ES8381 TO IC401 FOR CONTROL OPEN CLOSE CHECK THE TRAY CONTROL I O PIN ON IC401 OPEN CLOSE SIGNALS ON IC401 ARE OK LOAD LOAD SIGNALS ON PDM02 ARE OK CHECK THE CABLE CONNECTION BETWEEN DVD PCB AND MD MECHA DOES FIRST TRAY MOVE INSIDE WHEN IT IS AT CLOSED POSITION ES8381 VIDEO OUTPUTS PROPERLY CHECK CONNECTION LINES BETWEEN FLASH ES8381 OR THE FLASH ACCE...

Страница 42: ...ROPER FOCUS OUTPUTS TO MOTOR DRIVER PROPER F F OUTPUTS CHECK THE MOTOR DRIVER IC401 CHECK FOCUS CONNECTION ON ES8381 AND MOTOR DRIVER IC CHECK THE RELATED CIRCUIT OF SLED AND MOTOR DRIVER IC IC401 CHECK THE MD CHECK CABLE CONNECTION WITH PICK UP HEAD DO NOT PUT IN DISC AND TRAY CLOSE OPTICAL LENS IS MOVING FOR SEARCHING FOCUS B C Y Y Y Y Y Y Y N N N N N N ...

Страница 43: ...ECK THE CABLE CONNECTION BETWEEN PDM03 AND MD CHECK THE SPINDLE CONTROL OF MOTOR DRIVER IC404 CHECK THE SPINDLE RELATED CIRCUIT ON ES8381 CHECK THE RELATED CIRCUIT OF LASER POWER TRANSISTOR CHECK THE LASER POWER CIRCUIT BETWEEN ES8381 AND POWER TRANSIS TOR Q405 Q406 COLLECTOR VOLTAGE OF POWER TRANSISTOR IS OK Q405 Q406 PUT DISC IN TRAY DOES SPINDLE ROTATE D Y Y Y Y Y Y Y N N N N N N ...

Страница 44: ...FOCUS SIGNAL CHECK THE RELATED CIRCUIT BETWEEN IC401 AND ES8381 CHECK THE TRACKING CONTROL ON MOTOR DRIVER IC401 PROPER FOO SIGNAL ON IC401 CHECK CABLE CONNECTION BETWEEN PDM01 AND MD PROPER TRO SIGNAL ON IC401 T T OUTPUT PROPERLY CHECK CABLE CONNECTION ON PICK UP HEAD CHECK RF SIGNAL WAVE FORM TRACKING OK DISC PLAY Y Y Y Y Y Y Y N N N N N N N ...

Страница 45: ...O SIGNAL DATA ON P4703 IS OK CHECK THE MAIN PCB PICTURE SIGNAL DATA ON ES8381 IS OK FOR EXAMPLE COMPOSITE VIDEO CHECK THE VIDEO MUTE TR Q411 OUTPUT OF VIDEO BUFFER IC IC407 AND ES8381 VIDEO SIGNAL DATA CHECK THE CONNECTIONS BETWEEN ES8381 AND P4703 Y Y N N N N ...

Страница 46: ...NG OK CHECK OK CHECK THE POWER SUPPLY CIRCUIT CHECK P5701 CHECK THE HRST SIGNAL CHECK THE USB PART AND DVD PART LINE CHECK THE USB JACK POWER SUPPLY CHECK P4302 CHECK THE USB DATA LINE P4302 CHECK THE IC405 UBI9021 CHECK DATA LINE PIN 14 17 20 23 N N Y Y Y Y Y Y Y ...

Страница 47: ... 3 8 WHEN POWER ON RESET DATA ETC WAVEFORM 1 RESET DVD 2 RX 3 TX 4 LCS3 FLASH Playing at USB function 1 HRST 2 5V 3 D 4 D WAVEFORM ...

Страница 48: ... 3 9 OPEN CLOSE WAVEFORM AT POWER ON STARTING ACTION WAVEFORM IN MD DEVICE 1 Limit SW 2 OPEN 3 CLOSE 1 SLO from MPEG 2 SLED 3 SLED At Power on ...

Страница 49: ... 3 10 FOCUS WAVEFORM AT CD FOCUS WAVEFORM AT DVD 1 FDO 2 F 3 F INSERT CD INSERT DVD 1 FDO 2 F 3 F ...

Страница 50: ... 3 11 1 Spind 2 Spin 3 Spin 1 A 2 B 3 C 4 D AT POWER ON SPINDLE SIGNAL AT MD DECK AT FIRST ACTION FOCUS SIGNAL A B C D ...

Страница 51: ... 3 12 TRACKING SIGNAL RF WAVEFORM 1 Tro 2 Tr 3 Tr ...

Страница 52: ... 3 13 DISK TYPE JUGEMENT WAVEFORM 1 F 2 FDO 3 SVRRF DVD CD ...

Страница 53: ... 3 14 ...

Страница 54: ...3 15 3 16 DVD SCHEMATIC DIAGRAMS MPEG SCHEMATIC DIAGRAM ...

Страница 55: ...3 17 3 18 RF SERVO SCHEMATIC DIAGRAM ...

Страница 56: ...3 19 3 20 INTERFACE SCHEMATIC DIAGRAM ...

Страница 57: ...3 21 3 22 USB SCHEMATIC DIAGRAM ...

Страница 58: ...3 23 3 24 PRINTED CIRCUIT DIAGRAMS DVD P C BOARD ...

Страница 59: ...3 25 3 26 DVD P C BOARD ...

Страница 60: ... CABINET AND MAIN FRAME SECTION 266 451 A26 451 267 305 263 264 259 258 256 255 254 252 250 251 253 257 255 A00 451 450 260 280 A47 A48 A41 A46 A49 451 261 CN201 CABLE1 CABLE2 451 451 265 A43 A44 451 281 A51 CABLE3 CABLE4 A50 OPTIONL ...

Страница 61: ... MECHANISM PARTS 01 082 4598 PIGEON SPRING CWL4 009 6768R MP01C DECK MECHANISM PARTS 50 219 4014 PIGEON MOLD CWL44 011 6768R SP01A DECK MECHANISM PARTS 01 081 4601 PIGEON SPRING CWL4 013 6768RZSP02A DECK MECHANISM PARTS 01 082 4688 PIGEON SPRING 015 6768R AP01A DECK MECHANISM PARTS 50 268 3016 PIGEON ARM CWL44 017 6768R AP01C DECK MECHANISM PARTS 50 239 4072 PIGEON ARM CWL44 018 6768R GP01J DECK M...

Страница 62: ...SM PARTS 01 081 4601 PIGEON SPRING CWL4 013 6768RZSP02A DECK MECHANISM PARTS 01 082 4688 PIGEON SPRING 015 6768R AP01A DECK MECHANISM PARTS 50 268 3016 PIGEON ARM CWL44 016 6768R GP04A DECK MECHANISM PARTS 50093 41399 PIGEON GEAR AS 017 6768R AP01C DECK MECHANISM PARTS 50 239 4072 PIGEON ARM CWL44 018 6768R GP01J DECK MECHANISM PARTS 50 222 4428 PIGEON GEAR CRL442 019 6768R SP01P DECK MECHANISM PA...

Страница 63: ...3 4470R 0190A GEAR DECK MECHA PULLEY CDM H1503V M 164 4470RB0003A GEAR LOADING CDM H1503 165 6871RZ7036A PWB PCB ASSEMBLY OTHERS CDM H1503 UP DW OP CL 166 4470RB0006A GEAR PU UP CDM H1503 167 4470RB0007A GEAR PU DOWN CDM H1503 168 4470RB0002A GEAR CAM CDM H1503 169 4861RB0002B CLAMP ASSEMBLY DVD DVM H1513 170 3550R 0685A COVER DECK MECHA GUIDE MOTOR CDM H15 172 3040RB0005A BASE MAIN CDM H1503 173 ...

Страница 64: ... 5 1 SECTION 5 SPEAKER SECTION MODEL LMS K3960V 760 762 761 763 758 757 756 759 753 754 755 752 751 750 A70 RIGHT LEFT ...

Страница 65: ... 5 2 ...

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