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LG Electronics GSA-4168B, GSA-4165B IC101 R2S35002 RF AMP Analog Signal Processor, Top View

Models: GSA-4167B GSA-4165B GSA-4168B

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MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION

MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION

IC101 (R2S35002) : RF AMP Analog Signal Processor

Pin Assignment

AGFU

AGFR

(5V)VCC1

SUMF/SUMF2

RFIP

RFIN

SRVREF

FVREFO

IREFT

VREF1

HAVC

SA

SB

SC

SD

(3.3V)VDD2

MA

MB

MC

MD

GND2

AIN1

AIN2

AIN3

SIGM

AGHPF1

AGHPF2

IREFE

EQFCF

SUBO/LPPMON

SUBI/LPPSIG

VDD1(3.3V)

EQON

EQOP

GND1

TOPH

BOTH

MIRRTOPH

MIRRBOTH

MIRRHPF

BHC

VDD4(3.3V)

MRSTB

SDEN

SDATA

SCLK

PORT13

PORT12

PORT11

PORT10

75	74	73	72	71	70	69	68	67	66	65	64	63	62	61	60	59	58	57	56	55	54	53	52	51
76																								50
																								50
77																								49
																								49
78																								48
79																								47
80																								46
																								46
81																								45
																								45
82																								44
																								44
83																								43
84						R2S35002																		42
																								42
86																								40
85																								41
87						(TOP VIEW)																		39
89						(TOP VIEW)																		37
88																								38
90																								36
91																								35
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92																								34
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93																								33
																								33
94																								32
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95																								31
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96																								30
97																								29
98																								28
99																								27
100																								26

TE

FE

PE

LE

BCENT

PHBETA/TCE

BHBETA/TIE

(5V)VCC2

FVREF

FMD

(3.3V)VDD3

LDOUT

VRDC3N

VRDC2N/PWRMON

VRDCN

VRDC

GND3

WAG1

WAG2

WAG3

WOBFCF

(3.3V)VDD5

(EQOS/RRF/WRF/LPPMON/)ATEST

AWOBSIG

GND5

MCLK

PORT07

PORT06

PORT05

PORT04

PORT03

PORT02

PORT01

PORT00

GND4

DFT IP1/LPPOUT IP2/MIRR

WOBSIG

BLANK

LO_ZB/SPDSH

IDGATE

RFHLD/TISH1 WGATE WBLSH MPDSH/SPDSH WFPDSH

RFPDSH SPBLVL/TISH2

LNDTRK

55

Image 51

LG Electronics GSA-4168B, GSA-4165B, GSA-4167B service manual IC101 R2S35002 RF AMP Analog Signal Processor, Top View

Contents

MODEL GSA-4165B GSA-4167B GSA-4168B P/NO 3828HS1047G August Printed in KoreaSERVICE MANUAL Super Multi DVD DriveCAUTION - INVISIBLE LASER RADIATION WHEN OPEN AVOID EXPOSURE TO BEAM TABLE OF CONTENTS1. Support feature and writable disc INTRODUCTION3. Supported write method FEATURES1 General 2. Supported disc formats4. Performance 5. Audio1x CD = 150 kB/s 2.1 Applicable disc formats SPECIFICATIONSOperating System Recording tool3.2 Read/Write & Rotational speed 2.5 RPC Regional Playback Control Phase2, No Region3. DRIVE PERFORMANCE 2.4 Data capacity3.4 Access time 1/3 stroke 3.3 Data transfer rate2.77, 5.54 Mbytes/s 6. AUDIO PERFORMANCE 5. POWER REQUIREMENTS8. Dimensions 4. Quality and ReliabilityDrive activity indicator LOCATION OF CUSTOMER CONTROLSFront Pane l Drive Activity IndicatorsJumper Connector Digital Audio Output Connector Rear Pane lAnalog Audio Output Connector IDE Interface ConnectorEmergency Eject Hole DISASSEMBLY1. CABINET and CIRCUIT BOARD DISASSEMBLY 2. MECHANISM ASSY DISASSEMBLY2-2. Pick-up LightScribe only EXPLODED VIEWPBM00 MAIN C.B.A PBF00 FRONT C.B.AGLOSSARY Logical EraseMulti session a=30nm 2. Disc SpecificationThe differences of CD-R/CD-RW discs and General CD-ROM 1. Recording LayerPigment 3. Disc Materials1 CD-ROM disc 2 CD-R discGroove Focusing4. Reading process of Optical Disc Lens5. Writing Process of CD-R Disc 6. Writing process of CD-RW DiscAmorphous 7. Organization of the PCA, PMA and Lead-in Area 1 Layout of CD-ROM disc2 Layout of CD-R/RW disc 9. OPC and ROPC 1 PCA Power Calibration Area1 OPC Optimum Power Control 8. Function of PCA and PMA area10. Writing Process of DISC 1. Recording Layer The differences of DVD-R/RW, DVD+R/RW discs and DVD-ROM0.4 um DVD-R/RW Disc LPP Land Pre-Pit DVD+R/RW DiscSingle Layer 2. Disc Specification3. Disc Materials 1 DVD-ROM2 Recording format using organic dye material DVD-R/DVD+R Disc structureDisc structure Disc structure Recording principlesData erased state NRZI 4. Writing Pulse Wave Form of DVD+RNRZI N = 3 only the top pulseTtop , first pulse lead-time dT top , dTle2 2st Method Using Blocked Write Strategy Ttop 5. Writing Pulse Wave Form of DVD+RWNRZI Channel bits2 Layout of DVD+R disc Disc CenterDiameter 120 mm 1 Layout of DVD-ROM disc3 Layout of DVD+RW disc Disc CenterDiameter 120 mm Screen Printed Imaging Layer Clear Protective Coating DiscOD Label Zone Control Feature Zone Clamping/Logo Zone Center HoleLightScribe Media 1. LightScribe MediaSERVO Signals 2. Hardware Block DiagramLabel Printing Laser Power Reference Write Strategy Control3. MD Assy For LightScribe Optical Encoder UnitOPU ID Movement Range L=21um FFC 3PIN Schematic of Enc PCB4. Optical Encoder Assy Encoder PCB Optical Encoder ICCD DATA PROCESSING Data Processing FlowP-up Unit HOP-7632TS HOST DVD PLAYER EMPEG2 B/D 2. Copy Protection and Regional Code Management BlockBlock Diagram R8J320073. About Prevention the DVD-ROM from to be copy In case of a disc enhanced movie of 3 titlesIf you want to play the disc prevented from the copy 4. About the DVD-ROM Regional Code Regional codeExample The disc manufactured in the U.S.A, has the number one INTERNAL STRUCTURE OF THE PICK-UP 1. Block Diagram of the PICK-UPHOP-7632TS2. Pick up Pin Assignment Signal NameSignal Description Main 3. Signal detection of the P/UTrack Center Tp/2IC101 R2S35002 CIRCUITDESCRIPTION OF 1. ALPC Automatic Laser Power Control CircuitIC301 R8J32007 CN1011-2. ALPC Automatic Laser Power Control Circuit Disc 2. Focus CircuitIC101 R2S35002Disc 3. Tracking & Sled CircuitIC101 R2S35002Optical IC101R2S35002 Disc3-2-2. Sled Servo 3-2-1. Tracking ServoPick-up 4. Spindle Circuit4-1-1. Block DiagramFGCAV Servo OpticalDVD-RW 1x, 2x, 4x DVD+R 2.4x, 4x, 8x, 12x, 16xPCAV 4-2-1. Block Diagram Wobble CLV Servo4-2-2. Wobble CLV Servo CD-R 4x, 8x, 16x, 24x, 32x CD-RW 4x, 10x, 16x, 24x DVD-R 2x, 4x, 8x, 16xPCAV DVD-R DL 2xTOP VIEW IC101 R2S35002 RF AMP Analog Signal ProcessorMAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION R2S35002BALANCE PickType Pin Functionspin Name pin NoType Equalizer fc auto-adjustment control clock input terminalpin Name pin Nomax. voltage pin Namepin No TypeIC301 R8J32007FPV Encoder, Decoder & DSP Singal Processor Top ViewR8J32007 1.2 Block Diagram DemodulateDescramble Pin no 1.3 Pin TablePin no Pin Namedestination Data PLL/PRML Pin ListPin Name Pin Nodestination Servo Pin ListPin Name Pin Nodestination ATAPI Interface Pin ListPin Name Pin Nodestination Encoder Interface Pin ListPin Name Pin Nodestination Audio Interface Pin ListPin Name Pin Nodestination LSI/TEST Control Pin ListPin Name Pin NoFunction Power Supply/GND Pin ListPin Name Pin NoIC601 R2S30202FP SPINDLE MOTOR AND 6CH ACTUATOR DRIVER Package outline 42 PIN POWER SSOP 42P9R-KR2S3 0202FP Page Input/Output circuit diagram 03 Data Slice/Equalizer Boost/Raw Slice/ Equalizer Frequency Adjust TROUBLESHOOTING GUIDE01 Laser Power Adjust using RD Power/WR Power/Erase Power 02 High Frequency/NRZI skew Adjust06 Focus Amp. and Total Amp. Adjust 07 Tracking Amp. Adjust08 Servo Loop Gain Adjust 12 Focus Offset Adjust for DVD-RAM Data Error pulse 09 Unwritten Slice Level Adjust for DVD-RAM10 Focus Offset Adjust for DVD-ROM, CD-R/RW 11 Focus Offset Adjust for DVD-RAM PID Amp16 Focus Offset Adjust for DVD-R/RW, DVD+R/RW, CD-R/RW 13 Tilt Adjust for DVD-RAM14 Tilt Adjust for DVD-R/RW, DVD+R/RW, CD-R/RW 15 Focus Deviation Adjust20 Focus Offset Adjust for DVD-R/RW, DVD+R/RWDID 17 Lens Sensitivity Adjust18 Spindle Offset Adjust 19 ADIP BPF/Read Timing Adjust for DVD+R/RWSlider#6,8-10 21 RTZ TimeOut Fail22 Focus Servo/Tracking Servo Fail All DiscSSB Byte8,9 Detail Error Code & Fail Analysis 1. Laser Power Initial AdjustSSB Byte21,22 2. Adjusting Error during Disc Load Sequence Lead in ErrorSSB Byte21,22 SSB Byte21,22 SSB Byte21,22 SSB Byte21,22 3. Loading Sequence Error Lead in ErrorIC701 JR6 Power Supply System Diagram5V in SW702 SW701PCB Poor Analysis - Check list HW Self- Diagnostic function 1. Self-Diagnostic Function by LED Blink 2 Does the power supply circuit operate normally? 3 Is the clock of MPU in DSP oscillated correctly?4 The defect of Flash-ROM A motor & actuator and its correspondence pin A control mode setup by the control terminal3. Motor, Abnormalities in Actuator System 1 IC601R2S30202FP 7ch driverOPUHOP-7632TS HITACHI ME BLOCK DIAGRAMHost IDE 12V GND 5V