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

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.

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