LG Electronics GSA-4167B IP1LPPIN, IP2MIRR, Wobsig, Lowzb, Idgate, Rfhld, WRGATE2, Wblsh, Mpdsh

Page 62

Encoder Interface Pin List

 

Pin Name

Pin No.

I/O

destination

 

Function

 

 

 

 

 

 

 

 

 

 

 

IP1LPPIN

150

 

I

AFE

 

PID area identification signal/LPP input signal

 

 

 

 

 

 

 

 

 

 

 

IP2MIRR

149

 

I

AFE

 

PID area identification signal/MIRR signal

 

 

 

 

 

 

 

 

 

 

 

WOBSIG

154

 

I

AFE

 

Wobble signal input

 

 

 

 

 

 

 

 

 

 

 

LOWZB

153

 

O

AFE

 

Input impedance switch control signal/SPDSH; running

 

 

 

 

 

 

 

 

 

OPC sampling pulse (Pit top)

 

 

 

 

 

 

 

 

 

 

 

IDGATE

152

 

O

AFE

 

ID/data switch signal

 

 

 

 

 

 

 

 

 

 

 

RFHLD

151

 

O

AFE

 

VFO3 holding signal and track center signal sample &

 

 

 

 

 

 

 

 

 

hold signal

 

 

 

 

 

 

 

 

 

 

 

WRGATE2

134

 

O

AFE

 

Write gate signal output

 

 

 

 

 

 

 

 

 

 

 

WBLSH

129

 

O

AFE

 

Wobble signal sampling pulse

 

 

 

 

 

 

 

 

 

 

 

MPDSH

128

 

O

AFE

 

Main beam sampling pulse

 

 

 

 

 

 

 

 

 

 

 

WFPDSH

127

 

O

AFE

 

Laser control sampling pulse

 

 

 

 

 

 

 

 

 

(Front monitor write/erase block)

 

 

 

 

 

 

 

 

 

 

 

RFPDSH

126

 

O

AFE

 

Laser control sampling pulse

 

 

 

 

 

 

 

 

 

(Front monitor read block)

 

 

 

 

 

 

 

 

 

 

 

TCSHSPBLV

125

 

O

AFE

 

VFO1 track center signal sample & hold pulse;

 

 

 

 

 

 

 

 

 

/SPBLVL running OPC sampling pulse (Pit end)

 

 

 

 

 

 

 

 

 

 

 

WRGATEB

138

 

O

PU

 

Write gate signal

 

 

 

 

 

 

 

 

 

 

 

SRFH

137

 

O

PU

 

I- V amplifier gain switch (HI side)

 

 

 

 

 

 

 

 

 

/I- V amplifier gain switch (for binary)

 

SRFL

136

 

 

 

 

 

I- V amplifier gain switch (Low side)

 

 

 

 

 

 

 

 

 

 

 

WRSTOP

135

 

I

PU

 

Write stop gate signal

 

 

 

 

 

 

 

 

 

 

 

LNDTRK

155

 

O

AFE/PU

 

Land/groove switch

 

 

 

 

 

 

 

 

 

 

 

NRZI

143

 

AO

PU

 

NRZI output after modulation (normal phase)

 

NRZIB

142

 

 

 

 

 

NRZI output after modulation (counter phase)

 

 

 

 

 

 

 

 

 

 

 

DCLK

140

 

AO

PU

 

NRZI sync clock (counter phase)

 

DCLKB

141

 

 

 

 

 

NRZI sync clock (normal phase)

 

 

 

 

 

 

 

 

 

 

ADIPVR1

101

 

AO

External Cpmponents

AD related pin for ADIP detection

 

 

 

 

 

 

 

 

 

 

ADIPVRT

102

 

AO

External Cpmponents

AD related pin for ADIP detection

 

ADIPINP

103

 

AI

AFE

 

ADIP detect input pin

 

 

 

 

 

 

 

 

 

 

Serial Communication Interface Pin List

 

 

 

 

 

 

 

 

 

 

 

Pin Name

Pin No.

 

I/O

destination

 

Function

 

 

 

 

 

 

 

 

 

 

LDBUSY

 

124

 

IO

LDD

 

LDD serial IF busy also functions as the CPU general port 1-0

 

 

 

 

 

 

 

 

 

 

WDEN

 

123

 

O

LDD

 

LDD microcomputer I/F (transfer enable signal)

 

 

 

 

 

 

 

 

 

 

RFDEN

 

122

 

O

AFE

 

AFE microcomputer I/F (transfer enablesignal)

 

 

 

 

 

 

 

 

 

 

SDATA

 

121

 

IO

AFE/LDD

 

AFE/LDD microcomputer I/F (transfer data signal 3Vsystem)

 

 

 

 

 

 

 

 

 

 

SCLK

 

120

 

O

AFE/LDD

 

AFE/LDD microcomputer I/F (transfer clock signal)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

66

Image 62
Contents Super Multi DVD Drive Model GSA-4165B/GSA-4167B/GSA-4168BTable of Contents 4165B Support feature and writable discIntroduction 4167BSupported disc formats FeaturesGeneral Supported write methodPerformance AudioApplicable disc formats SpecificationsOperating System Recording tool Writing methodRead/Write & Rotational speed RPC Regional Playback Control Phase2, No RegionData capacity Pcav Access time 1/3 strokeData transfer rate CLVAcoustic noise DimensionsQuality and Reliability Disc tray Emergency Eject Hole Drive activity indicatorLocation of Customer Controls Stop/Eject buttonAnalog Audio Output Connector Power Connector Jumper ConnectorIDE Interface Connector Disassembly Cabinet and Circuit Board DisassemblyPick-up Exploded View Glossary CD-R and CD-RW Disc Disc SpecificationRecording Layer ~0.5 umCD-R disc Disc MaterialsCD-ROM disc Pigment Reflective Layer ColorCD-RW Disc Itop Laser Spot Position TimeWriting process of CD-RW Disc Crystal phaseWriting Process of CD-R Disc AmorphousLayout of CD-R/RW disc Organization of the PCA, PMA and Lead-in AreaLayout of CD-ROM disc Function of PCA and PMA area OPC and RopcPCA C ount Area Lead -out Area Writing Process of DiscPCA Test Area Lead-In Area Recording Capacity of CD-R/RW 74Minute Recording mediaDifferences of DVD-R/RW, DVD+R/RW discs and DVD-ROM DVD-ROM DVD-RW DVD+R DVD+RW Single LayerDual Layer DVD-R DVD+R Recording format using organic dye material DVD-R/DVD+RDisc structure Laser beamCrystalline status Amorphous status Recording principlesDVD-RW DVD+RW High reflection coefficient Low reflection coefficientWriting Pulse Wave Form of DVD+R 2Tw2st Method Using Blocked Write Strategy Shall be 0.1mWDTera Writing Pulse Wave Form of DVD+RWTtop OUT PSN Layout of DVD-ROM discLayout of DVD+R disc Layout of DVD+RW disc LightScribe Media LightScribe MediaProcessor PowerCIrcuit EncoderMD Assy For LightScribe Optical Encoder UnitGND Optical Encoder AssyCodewheel OFGData Processing Flow DVDCD Data Processing KEY Management Control Brief Process Block Diagram R8J32007Copy Protection and Regional Code Management Block Regional Code for DVD DiscIf you want to play the disc prevented from the copy About Prevention the DVD-ROM from to be copyCase of a disc enhanced movie of 3 titles About the DVD-ROM Regional Code Regional codeBlock Diagram of the PICK-UPHOP-7632TS Internal Structure of the PICK-UPSignal Name Signal Description Pick up Pin AssignmentRF Signal == A+B+C+D Signal detection of the P/UFocus Error Signal == A+C-B+D +D B+C kF+H E+GBlock Diagram Pick-upAlpc Automatic Laser Power Control Circuit Focus Circuit Focus ServoBlock Diagram Tracking Following Tracking & Sled CircuitHOP-7632TS Block Diagram SeekUnit Tracking Servo Sled ServoOptical Pick-up Disc HOP-7632TS Motor unit Spindle CircuitFG CAV Servo Block Diagram Wobble CLV Servo IC101 R2S35002 RF AMP Analog Signal Processor Pin AssignmentPick Function Pin FunctionsPin Name Pin No Type IP2/MIRR BlankWobsig IP1/LPPOUTPin Name Pin No Type Max. voltage Function IC301 R8J32007FPV Encoder, Decoder & DSP Singal Processor Pin LayoutVinp ADC Pin Table Pin no Pin NameData PLL/PRML Pin List Pin Name Pin No Destination Function Wpll Pin List Pin Name Pin No Destination FunctionServo Pin List Pin Name Pin No Destination Function DA1 DA0 Hrstb AtapiDA2 Atapi 5IO AtapiWobsig IP1LPPINIP2MIRR LowzbFlash/SRAM Pin List Pin Name Pin No Destination Function H8S Micro-Processor Pin ListPin Name Pin No Destination Function SEL30 Power Supply/GND Pin List Pin Name Pin No Function Pin name Function Package outline 42 PIN Power Ssop 42P9R-KPin Function Loading Input/Output circuit diagram Spgs ACTFLG,FG Actrst CommonHigh Frequency/NRZI skew Adjust Troubleshooting GuideLaser Power Adjust using RD Power/WR Power/Erase Power Circuit Offset AdjustServo Loop Gain Adjust Focus Amp. and Total Amp. AdjustTracking Amp. Adjust Focus Offset Adjust for DVD-RAM PID Amp Unwritten Slice Level Adjust for DVD-RAMFocus Offset Adjust for DVD-ROM, CD-R/RW Focus Offset Adjust for DVD-RAM Data Error pulseFocus Deviation Adjust Tilt Adjust for DVD-RAMTilt Adjust for DVD-R/RW, DVD+R/RW, CD-R/RW Focus Offset Adjust for DVD-R/RW, DVD+R/RW, CD-R/RWAdip BPF/Read Timing Adjust for DVD+R/RW Lens Sensitivity AdjustSpindle Offset Adjust Focus Offset Adjust for DVD-R/RW, DVD+R/RWDIDSlider Spindle RTZ TimeOut FailFocus Servo/Tracking Servo Fail Detail Error Code & Fail Analysis Laser Power Initial Adjust SSB Byte8,9Adjusting Error during Disc Load Sequence Lead in Error SSB Byte21,22DVD-ROM,CD-R/RW DVD-R/RW, +R/RWSSB Byte21,22 SSB Byte21,22 Loading Sequence Error Lead in Error 8586 DSP PCB Poor Analysis Check listXRD Page WCK RCK Does the power supply circuit operate normally?CS0B Is the clock of MPU in DSP oscillated correctly?IC601R2S30202FP 7ch driver Control mode setup by the control terminalMotor, Abnormalities in Actuator System Motor & actuator and its correspondence pinFujitsu Block DiagramMBM29LV160BE DVD/CD DSP

GSA-4167B, GSA-4165B, GSA-4168B specifications

LG Electronics has been a prominent name in the electronics industry, particularly known for its innovative optical storage solutions. Among its noteworthy products are the GSA-4167B, GSA-4165B, and GSA-4168B DVD writers, each showcasing a blend of advanced technology and user-friendly features tailored to meet diverse consumer needs.

The LG GSA-4167B stands out for its versatility and performance. This model supports a wide range of disc formats, including DVD-R, DVD+R, DVD-RW, DVD+RW, and dual-layer DVDs, enhancing its usability for various applications. With a generous writing speed of up to 16x for DVD+R and 8x for dual-layer DVDs, users can create and backup data efficiently. This device is equipped with LG’s Super Multi technology which allows it to read and write multiple formats, making it a perfect choice for users who wish to maximize their media experience without being restricted to a single format.

The GSA-4165B, though slightly older, remains popular due to its reliable performance and ease of use. This model also supports a wide array of formats and achieves impressive speeds comparable to its counterparts. With features such as Buffer Under Run Technology, the GSA-4165B minimizes interruptions during the burning process, reducing the risk of damaging data. Additionally, its sleek design makes it appealing for desktop setups, offering both aesthetics and practicality.

On the other hand, the LG GSA-4168B is known for its advanced capabilities, particularly in terms of burning dual-layer DVDs. Supporting speeds up to 16x for standard DVDs and 4x for dual-layer formats, it combines speed with efficiency. This model incorporates LightScribe technology, enabling users to etch labels directly onto specially coated discs, adding a personal touch to data storage. Its efficient cooling system helps maintain performance during extensive usage, ensuring longevity and reliability.

All three models represent LG's commitment to quality and innovation in optical storage technology. With features such as Power Burn technology and Seamless Link, they provide users peace of mind during high-speed data transfers. Their compatibility with different operating systems further enhances their versatility, making them suitable for both home users and professionals. Overall, the GSA-4167B, GSA-4165B, and GSA-4168B are exemplary models that reflect LG Electronics' dedication to advancing technology and enhancing user experience in the realm of optical drives.