LG LAC-M5600 Service Manual Download Page 19

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2) Micom port Assignment

AVSS
AVREF
P57
P56
P55
P54
P10/SCK10/TXD0
P11/SI10/RXD0
P12/SO10
P13/TXD6
P14/RXD6
P15/TOH0
P16/TOH1/INTP5
P17/TI50/TO50
P30/INTP1
P53
P52
P51
P50
P31/INTP2

P140/PCL/INTP6

P141/B

UZ/B

USY

O/INTP7

P142/SCKA

P143/SIA0

P144/SO

P145/STBO

P00/TI000

P01/TI010/T000

P02/SO11

P03/SI11

P04/SCK11

P130

P20/ANI0

P21/ANI1

P22/ANI2

P23/ANI3

P24/ANI4

P25/ANI5

P26/ANI6

P27/ANI7

P60/CSL0

P61/SD

P62/EXSCL0

P63

P33/TI51/T

O51/INTP4

P64

P65

P66

P67

P77/KR7

P76/KR6

P75/KR5

P74/KR4

P73/KR3

P72/KR2

P71/KR1

P70/KR0

P06/TI011/T001

P05/TI001/SSI11

P32/INTP3

P120/INTPO/EXLVI

P47
P46
P45
P44
P43
P42
P41
P40

RESET

P124/XT2/EXCLKS

P123/XT1

IC/FLMD0

P122/X2/EXCLK

P121/X1

REGC

VSS

EVSS

VDD

EVDD

80pin QFP

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20

60
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52
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80 79 78 77 76 75 7473 72 71 70 69 68 67 66 65 6463 62 61

Summary of Contents for LAC-M5600

Page 1: ...CD MP3 WMA RECEIVER SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL P N AFN31552406 AUGUST 2006 MODEL LAC M5600 LAC UA560 SERVICE MANUAL MODEL LAC M5600 LAC UA560 ...

Page 2: ...M 1 8 SECTION 2 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE 2 1 WAVEFORMS OF MAJOR CHECK POINT 2 6 INTERNAL BLOCK DIAGRAM of ICs 2 7 BLOCK DIAGRAM WHOLE 2 21 BLOCK DIAGRAM CDP 2 23 SCHEMATIC DIAGRAMS 2 25 PRINTED CIRCUIT DIARGAMS 2 35 SECTION 3 EXPLODED VIEWS CABINET AND MAIN FRAME SECTION 3 1 ACCESSORY 3 2 MECHANISM PICK UP 3 3 SECTION 4 REPLACEMENT PARTS LIST 4 1 ...

Page 3: ...ive lead Always remove the test instrument ground lead last 1 The service precautions are indicated or printed on the cabinet chassis or components When servicing follow the printed or indicated service precautions and service materials 2 The Components used in the unit have a specified conflammability and dielectric strength When replac ing any components use components which have the same rating...

Page 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...

Page 5: ... permission is required in order to download MP3 WMA files and music from the Internet Our company has no right to grant such permission Permission should always be sought from the copyright owner GENERAL Output Power 50W x 4CH Max Power Source DC 12V Speaker impedance 4 Ω Ground System Negative Dimensions W x H x D 180 x 51 x 171 mm Without Front Panel Net Weight 1 4 kg CD SELECTION Frequency Res...

Page 6: ...15 MUTE SELECT SEL BAND WMA MP3 WMA MP3 11 1 EJECT 2 POWER PWR VOLUME MUTE VOL MUTE 3 DISPLAY WINDOW 4 DISC SLOT 5 REMOTE SENSOR 6 CD SKIP SEARCH SEEK TUNE PROGRAM TYPE PTY TRAFFIC ANNOUNCEMENT TA 7 RELEASE 8 USB Port USB 9 DISPLAY CLOCK DISP CLK 10 EQUALIZER EQ 11 AUTO STORE AS PRESET SCAN PS 12 PRESET STATION 1 6 MP3 TRACK 10 10 FOLDER UP DOWN F F SHUFFLE SHF REPEAT RPT INTRO SCAN SCAN PLAY PAUS...

Page 7: ...metallic tools Do not store the battery together with metallic materials In the event of battery leakage wipe the remote control completely clean and install a new battery Battery installation Remote Control 10 12 14 15 16 1 3 8 9 4 5 2 6 7 11 13 1 POWER PWR MUTE 2 SELECTION SEL 3 SOURCE SRC 4 PLAY PAUSE 5 INTRO SCAN SCAN 6 SHUFFLE SHF 7 MP3 TRACK 10 FOLDER UP F 8 CD SKIP SEARCH SEEK TUNE 9 BAND 1...

Page 8: ...moved 1 Remove the rear support from the unit 2 Remove the front panel and trim ring from the unit 3 Insert the lever into the hole on one side of the unit Perform the same operation on the other side and pull the unit out from the mounting sleeve Basic Installation 1 Slide the unit into the ISO DIN frame 2 Install the screws removed from the old unit 3 Slide the unit and frame into the dash openi...

Page 9: ...MER SWITCH IGNITION SWITCH CONTROL RELAY REMOTE ON BLUE WHITE AMPLLIFIER Optional PHONE MUTE ORANGE DIMMER PINK TO IGNITION RED GROUND BLACK POWER ANTENNA BLUE TO BATTERY YELLOW 1 WHITE FL 2 WHITE BLACK STRIPE FL 3 GRAY FR 4 GRAY BLACK STRIPE FR 5 GREEN RL 6 GREEN BLACK STRIPE RL 7 VIOLET RR 8 VIOLET BLACK STRIPE RR From antenna To the wiring of the vehicle colors of leads A B A B C ...

Page 10: ...ion to the battery back up terminal from which power is always supplied BLUE This lead is for the power antenna connection BLUE WHITE This lead is for the remote amplifier on connection L R L R 1 2 3 4 5 6 7 8 REAR FRONT Connect the AUDIO OUTPUT connector of this unit to the AUDIO INPUT connector of the Auxiliary Equipment Connecting to Auxiliary Equipment Optional To AUDIO IN To AUDIO IN To AUDIO...

Page 11: ... 1 10 ...

Page 12: ...es initial reading occur Can disc be played Is audio output supplied OK Check audio circuitry IC506 PN502 Check tracking servo circuitry Q501 IC506 IC504 Check DISC Check focusing circuitry Q501 IC506 Check laser circuitry Q501 IC506 Check loading supply circuitry IC802 Pin Check power supply circuitry IC802 Pin SECTION 2 ELECTRICAL 6 14 ...

Page 13: ...C901 Pin defective Check X401 X402 C402 C403 C404 C505 PN401 or PN903 or front PCB pattern defective IC401 Pins or front PCB pattern defective IC901 Surrounding circuit PCB pattern defective Display LCD connector defective Is IC901 Com1 Com2 Com3 output waveform normal Is u com IC401 Pins output waveform normal Is u com IC401 pin reset circuit normal Is u com IC401 keyin Pins 5volt input Is u com ...

Page 14: ...transmission from IC510 pins Refer to FIG7 Check the Data transmission from IC510 pins Refer to FIG8 Check the TRVP Voltage IC506 Pins Check the change of SL SL Voltage IC504 Pins Does FA waveform appear at IC504 Pin Refer to FIG1 Laser light check A Defective contact PN501 or PICK UP Defective IC504 Defective IC506 Defective IC506 Defective MICOM Defective IC506 Defective Connector PN502 Does TE ...

Page 15: ...put from LMT SW applied to 68 of IC510 Is data transferred from IC510 Does voltage appear at IC504 Pins Defective MICOM IC510 Defective IC504 Defective slide motor and or connector PN504 Defective LMT SW and or connector PN504 Defective MICOM IC510 Defective IC506 Is power supplied to laser Q501 Q501 collector about 1 8V OV YES YES YES YES YES YES NO NO NO NO NO NO OPEN CLOSE 13 14 ...

Page 16: ...tor dose not turn C NO NO NO NO YES YES YES YES Laser lights Check the signal FOCUS SEARCH of IC506 Pin Refer to FIG1 Check the signal of IC504 Pins Refer to FIG1 Defective IC506 Defective IC506 Degraded laser diode Defective PICK UP Defective IC506 Defective IC504 Defective contact PN501 or PICK UP Check the change for SP SP Voltage of IC504 Pins Refer to FIG3 Check the change for SPDO Voltage of...

Page 17: ... D FIG3 SPINDLE CONTOR SIGNAL FIG4 PD RFOUT PN504 SP PIN7 IC506 PLLF PIN54 IC506 SPOUT PIN21 PN504 SP PIN8 IC506 PD 41 IC506 RFOUT 46 D D UART TX UART RX FIG5 D D SIGNAL FIG6 UART TX UART RX SIGNAL PN503 PIN 3 PN503 PIN 2 IC510 UART TX PIN 50 IC502 UART RX PIN 17 CLK REQ DATA NRST STAT BLCKC FIG7 MLD MDATA MCLK FIG8 STAT BLKCK NRST IC510 MLD PIN 58 IC510 MCLK PIN 70 IC510 MDATA PIN 72 IC510 NRST P...

Page 18: ... 2 7 INTERNAL BLOCK DIAGRAM of ICs UPD78F0546 1 Block Diagram ...

Page 19: ...P25 ANI5 P26 ANI6 P27 ANI7 P60 CSL0 P61 SDA0 P62 EXSCL0 P63 P33 TI51 TO51 INTP4 P64 P65 P66 P67 P77 KR7 P76 KR6 P75 KR5 P74 KR4 P73 KR3 P72 KR2 P71 KR1 P70 KR0 P06 TI011 T001 P05 TI001 SSI11 P32 INTP3 P120 INTPO EXLVI P47 P46 P45 P44 P43 P42 P41 P40 RESET P124 XT2 EXCLKS P123 XT1 IC FLMD0 P122 X2 EXCLK P121 X1 REGC VSS EVSS VDD EVDD 80pin QFP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 60 5...

Page 20: ... 2 9 2 Pin Descriptions ...

Page 21: ... 2 10 ...

Page 22: ... 2 11 BD3805F SCF built in sound processor 1 BLOCK DIAGRAM ...

Page 23: ... 2 12 HA13173 Multi Voltage Regulator IC ...

Page 24: ... 2 13 TA8275H Bipolar Liner 1 Block Diagram ...

Page 25: ... 2 14 AM5810 Motor Driver IC 1 Block Diagram ...

Page 26: ... 2 15 3 Pin Function ...

Page 27: ...MVDD15 PRAMVDD33 SPOUT PC TRWP TRP FOP PMCK SMCK DOSYTXT MRST BLKCK STAT MLD MDATA MCLK TX FLAG EXT2 EXT1 EXT0 MSRVWOMON DVSS3 OUTR AWDD1 AWSS1 OUOTL PLLFO PLLF IREF DSLF ARFIN 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 MN6627954 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55...

Page 28: ... DSL PLL VCO DSLPLL SPINDLE SERVO SPD SERVO CPU DSV MP3 WMA DECORDER ANALOG LOWPASS FILTER DIGITAL FILTER 1bit DAC PWM LOGIC DF MASH SERIAL OUTPUT INTERFACE DAO BUS CONTROL UNIT BCU CIRC RAM 1Mbit DRAM SUBCODE INTERFACE DEMECC TXTCK PLLFO IOVDD1 IOVDD2 DRVDD DVDD1 DVDD2 DVSS1 DVSS2 DVSS3 OUTL OUTR AVDD1 AVSS1 TX LRCKIN BCLKIN SRDATIN PLLF DSLF IREF ARFIN MDATA MCLK MLD STAT PMCK SMCK X2 X1 TXTD DQ...

Page 29: ...9 PRAMVDD33 I Power supply input for built in DRAM 20 PRAMVDD15 Power supply output for built in DRAM 1 6V 21 SPOUT O Power supply for digital circuits 22 PC I O Spindle motor drive signal output Absolute value output Monitor serial input 23 TRVP O Traverse drive signal output positive polarity 24 TRP O Tracking drive signal output positive polarity 25 FOP O Focus drive signal output positive pola...

Page 30: ... 2 19 KIA78R05 Terminal Low Drop Voltage Regulator 1 Block Diagram BAOOCCOWFP IA Low Dropout Voltage Regulator 1 Block Diagram Vcc N C VOUT GND CTL C 1 5 4 3 2 FIN Vref OVP TSD OCP Driver ...

Page 31: ...ensity built in the con troller 2 FEATURES The USB host controller conforms to Full speed 12Mb s USB Specification Version 1 1 Built in SD MMC card interface which conforms to SD specification V1 1 and MMC specification V4 1 Only available in LQFP 128 package Supports the USB storage device Version 1 1 or 2 0 with mass storage class Integrated USB transceiver and Phase Lock Loop PLL Supports Inter...

Page 32: ... BLOCK DIAGRAM WHOLE 2 21 2 22 ...

Page 33: ...2 23 2 24 BLOCK DIAGRAM CDP ...

Page 34: ...2 25 2 26 SCHEMATIC DIAGRAMS MAIN SCHEMATIC DIAGRAM ...

Page 35: ...2 27 2 28 FRONT SCHEMATIC DIAGRAM ...

Page 36: ...2 29 2 30 USB SCHEMATIC DIAGRAM ...

Page 37: ...2 31 2 32 USB SUB SCHEMATIC DIAGRAM ...

Page 38: ...2 33 2 34 CD SCHEMATIC DIAGRAM ...

Page 39: ...2 35 2 36 PRINTED CIRCUIT BOARD DIAGRAMS MAIN P C BOARD DIAGRAM BOTTOM ...

Page 40: ...2 37 2 38 FRONT USB JACK P C BOARD DIAGRAM TOP FRONT USB JACK P C BOARD DIAGRAM BOTTOM LED P C BOARD BOTTOM LED P C BOARD TOP ...

Page 41: ...2 39 2 40 CD P C BOARD BOTTOM CD P C BOARD TOP ...

Page 42: ... 271 272 273 277 280 457 A44 279 A40U A41 Accessory Loc No Loc No 850 Loc No 808 Loc No Loc No 900 Loc No 300 455 CABINET AND MAIN FRAME SECTION SECTION 3 EXPLODED VIEWS A40 compose by Front PWB ASSY Lighting PWB ASSY A40L USB Jack ASSY A40U Because 3 kinds of PWB Assembly is worked in PWB negative plate of one supply is smooth if require by A40 P N in the case of Purchase Order Service purchase G...

Page 43: ...3 3 3 4 2 3 4 5 1 1 2 A03 MECHANISM PICK UP ...

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