LG Electronics GSA-4167B, GSA-4168B, GSA-4165B service manual Pin Functions, Pin Name Pin No Type

Page 53

•Pin Functions

 

pin Name

pin No.

Type

max. voltage

 

Function

 

 

 

 

 

 

 

 

 

TE

1

Analog-Output

 

 

Tracking error output terminal

 

 

 

 

 

 

 

 

 

FE

2

Analog-Output

 

 

Focus error output terimnal

 

 

 

 

 

 

 

 

 

PE

3

Analog-Output

 

 

PE output terminal

 

 

 

 

 

 

 

 

 

LE

4

Analog-Output

 

 

Lens error output terminal

 

 

 

 

 

 

 

 

 

BCENT

5

Analog-Output

 

 

OPC center signal output terminal

 

 

 

 

 

 

 

 

 

PHBETA/TCE

6

Analog-Output

 

 

OPC top hold level signal and APC write sampleing

 

 

 

 

 

 

signal output terminal/tilt servo detecting output terminal

 

 

 

 

 

 

 

 

 

BHBETA/TIE

7

Analog-Output

 

 

OPC bottom hold level signal and R-OPC sampleing

 

 

 

 

 

 

signal output terminal/tilt servo detecting output terminal

 

 

 

 

 

 

 

 

 

VCC2

8

Power

 

 

Power supply connected terminal(5V)

 

 

 

 

 

 

 

 

 

FVREF

9

Analog-Input

 

VDD

Reference voltage for APC input terminal

 

 

 

 

 

 

 

 

 

FMD

10

Analog-Input

 

VDD

APC monitor diode input terminal

 

 

 

 

 

 

 

 

 

VDD3

11

Power

 

 

Power supply connected terminal(3.3V)

 

 

 

 

 

 

 

 

 

LDOUT

12

Analog-Output

 

 

Terminal to control laser drivers for APC read system

 

 

 

 

 

 

 

 

VRDC3N

13

External-components required

 

Terminal to connect laser driver control filters for APC

 

 

 

 

 

 

read

 

 

 

 

 

 

 

 

VRDC2N/PWRMON

14

External-components required

 

Terminal to connect laser driver control filters for APC

 

 

 

 

 

 

read/ SH monitor output terminal

 

 

 

 

 

 

 

 

VRDCN

15

External-components required

 

Terminal to connect laser driver control filters for APC

 

 

 

 

 

 

read

 

 

 

 

 

 

 

 

VRDC

16

External-components required

 

Terminal to connect laser driver control filters for APC

 

 

 

 

 

 

read

 

 

 

 

 

 

 

 

 

GND3

17

Ground

 

 

Ground connected terminal

 

 

 

 

 

 

 

 

WAG1

18

External-capacitor required

 

Terminal to connect WOBBLE AGC detector capacitor

 

WAG2

19

External-capacitor required

 

 

 

 

WAG3

20

External-capacitor required

 

 

 

 

 

 

 

 

 

 

 

WOBFCF

21

External-capacitor required

 

WOB-BPF f0 auto-adjustment external capacitor

 

 

 

 

 

 

connected terminal

 

 

 

 

 

 

 

 

 

VDD5

22

Power

 

 

Power supply connected terminal(3.3V)

 

 

 

 

 

 

 

 

 

ATEST

23

Analog-Output

 

 

Renesas analog test signal output terminal

 

 

 

 

 

 

 

 

 

AWOBSIG

24

Analog-Output

 

 

Analog-level WOBBLE signal output terminal

 

 

 

 

 

 

 

 

 

GND5

25

Ground

 

 

Ground connected terminal

 

 

 

 

 

 

 

 

 

LNDTRK

26

Digital-Inputpull-up

 

VDD

Balans adjustment mode selection

 

 

 

 

 

 

 

 

 

SPBLVL/TISH2

27

Digital-Inputpull-up

 

VDD

R-OPC WRF signal sampling pulse input terminal

 

 

 

 

 

 

/Tilt servo detecting sampling pulse input terminal

 

 

 

 

 

 

 

 

 

RFPDSH

28

Digital-Input

putpull-up

VDD

APC read system sampling pulse input terminal

 

 

 

 

 

 

 

 

 

WFPDSH

29

Digital-Input

putpull-up

VDD

APC write system sampling pulse input terminal

 

 

 

 

 

 

 

 

 

MPDSH/SPDSH

30

Digital-Input

putpull-up

VDD

Pickup input sampling pulse input terminal

 

 

 

 

 

 

 

 

 

WBLSH

31

Digital-Input

putpull-up

VDD

WOBBLE sampling pulse input terminal

 

 

 

 

 

 

 

 

 

WGATE

32

Digital-Input

putpull-up

VDD

Read/write control input terminal

 

 

 

 

 

 

 

 

 

RFHLD/TISH1

33

Digital-Input

putpull-up

VDD

RF hold control signal input terminal /Tilt servo detecting

 

 

 

 

 

 

sampling pulse input terminal

 

 

 

 

 

 

 

 

 

IDGATE

34

Digital-Input

putpull-up

VDD

ID select pulse input terminal

 

 

 

 

 

 

 

 

 

LO_ZB/SPDSH

35

Digital-Input

putpull-up

VDD

Low-z (reversal) pulse input terminal

 

 

 

 

 

 

/Pickup input sampling pulse input terminal

 

 

 

 

 

 

 

 

57

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Contents Model GSA-4165B/GSA-4167B/GSA-4168B Super Multi DVD DriveTable of Contents Introduction Support feature and writable disc4165B 4167BGeneral FeaturesSupported disc formats Supported write methodAudio PerformanceOperating System Recording tool SpecificationsApplicable disc formats Writing methodRead/Write & Rotational speed RPC Regional Playback Control Phase2, No RegionData capacity Data transfer rate Access time 1/3 strokePcav CLVAcoustic noise DimensionsQuality and Reliability Location of Customer Controls Drive activity indicatorDisc tray Emergency Eject Hole Stop/Eject buttonAnalog Audio Output Connector Power Connector Jumper ConnectorIDE Interface Connector Cabinet and Circuit Board Disassembly DisassemblyPick-up Exploded View Glossary Recording Layer Disc SpecificationCD-R and CD-RW Disc ~0.5 umCD-ROM disc Disc MaterialsCD-R disc Pigment Reflective Layer ColorItop Laser Spot Position Time CD-RW DiscWriting Process of CD-R Disc Crystal phaseWriting process of CD-RW Disc AmorphousLayout of CD-R/RW disc Organization of the PCA, PMA and Lead-in AreaLayout of CD-ROM disc OPC and Ropc Function of PCA and PMA areaPCA Test Area Lead-In Area Writing Process of DiscPCA C ount Area Lead -out 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 Disc structure Recording format using organic dye material DVD-R/DVD+RDVD-R DVD+R Laser beamDVD-RW DVD+RW Recording principlesCrystalline status Amorphous status High reflection coefficient Low reflection coefficient2Tw Writing Pulse Wave Form of DVD+RShall be 0.1mW 2st Method Using Blocked Write StrategyDTera 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 MediaCIrcuit PowerProcessor EncoderOptical Encoder Unit MD Assy For LightScribeCodewheel Optical Encoder AssyGND OFGData Processing Flow DVDCD Data Processing Copy Protection and Regional Code Management Block Block Diagram R8J32007KEY Management Control Brief Process 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 Regional code About the DVD-ROM Regional CodeInternal Structure of the PICK-UP Block Diagram of the PICK-UPHOP-7632TSPick up Pin Assignment Signal Name Signal DescriptionFocus Error Signal == A+C-B+D Signal detection of the P/URF Signal == A+B+C+D +D B+C kF+H E+GPick-up Block DiagramAlpc Automatic Laser Power Control Circuit Focus Servo Focus CircuitTracking & Sled Circuit Block Diagram Tracking FollowingHOP-7632TS Block Diagram SeekUnit Sled Servo Tracking ServoOptical Pick-up Disc HOP-7632TS Motor unit Spindle CircuitFG CAV Servo Block Diagram Wobble CLV Servo Pin Assignment IC101 R2S35002 RF AMP Analog Signal ProcessorPick Function Pin FunctionsPin Name Pin No Type Wobsig BlankIP2/MIRR IP1/LPPOUTPin Name Pin No Type Max. voltage Function Pin Layout IC301 R8J32007FPV Encoder, Decoder & DSP Singal ProcessorVinp ADC Pin no Pin Name Pin TableWpll Pin List Pin Name Pin No Destination Function Data PLL/PRML Pin List Pin Name Pin No Destination FunctionServo Pin List Pin Name Pin No Destination Function DA2 Atapi Hrstb AtapiDA1 DA0 5IO AtapiIP2MIRR IP1LPPINWobsig 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 Spgs ACTFLG,FG Actrst Common Input/Output circuit diagramLaser Power Adjust using RD Power/WR Power/Erase Power Troubleshooting GuideHigh Frequency/NRZI skew Adjust Circuit Offset AdjustServo Loop Gain Adjust Focus Amp. and Total Amp. AdjustTracking Amp. Adjust Focus Offset Adjust for DVD-ROM, CD-R/RW Unwritten Slice Level Adjust for DVD-RAMFocus Offset Adjust for DVD-RAM PID Amp Focus Offset Adjust for DVD-RAM Data Error pulseTilt Adjust for DVD-R/RW, DVD+R/RW, CD-R/RW Tilt Adjust for DVD-RAMFocus Deviation Adjust Focus Offset Adjust for DVD-R/RW, DVD+R/RW, CD-R/RWSpindle Offset Adjust Lens Sensitivity AdjustAdip BPF/Read Timing Adjust for DVD+R/RW Focus Offset Adjust for DVD-R/RW, DVD+R/RWDIDSlider Spindle RTZ TimeOut FailFocus Servo/Tracking Servo Fail SSB Byte8,9 Detail Error Code & Fail Analysis Laser Power Initial AdjustSSB Byte21,22 Adjusting Error during Disc Load Sequence Lead in ErrorDVD-R/RW, +R/RW DVD-ROM,CD-R/RWSSB Byte21,22 SSB Byte21,22 Loading Sequence Error Lead in Error 8586 DSP PCB Poor Analysis Check listXRD Page CS0B Does the power supply circuit operate normally?WCK RCK Is the clock of MPU in DSP oscillated correctly?Motor, Abnormalities in Actuator System Control mode setup by the control terminalIC601R2S30202FP 7ch driver Motor & actuator and its correspondence pinMBM29LV160BE Block DiagramFujitsu 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.
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