pin Name

pin No.

Type

max. voltage

Function

 

 

 

 

 

 

 

 

SUBO/LPPMON

71

Analog-Output

 

ID detecting HPF output terminal/LPP detecting HPF

 

 

 

 

 

output terminal

 

 

 

 

 

 

 

 

 

 

EQFCF

72

External-capacitor required

 

Terminal to connect RF-equalizer fc auto-adjustment

 

 

 

 

 

external capacitor

 

 

 

 

 

 

 

 

 

 

IREFE

73

External-resistor required

 

Terminal to connect RF-equalizer fc setting external

 

 

 

 

 

resistor

 

 

 

 

 

 

 

 

 

 

AGHPF2

74

External-capacitor required

 

Terminal to connect AGC high pass filter capacitor

 

AGHPF1

75

 

 

 

 

 

 

 

 

 

 

 

 

 

AGFU

76

External-capacitor required

 

AGC filter connecting terminal

 

AGFR

77

External-capacitor required

 

 

 

 

 

 

 

 

 

 

 

 

VCC1

78

Power

 

Power supply connected terminal(5V)

 

 

 

 

 

 

 

SUMF/SUMF2

79

Analog-Input/ /External-capacitor required VDD

SUM RF input/SUM differential amp. DC filter

 

 

 

 

 

connected terminal

 

 

 

 

 

 

 

 

RFIP

80

Differential-Input

VDD

RF differential input terminal

 

RFIN

81

 

 

 

 

 

 

 

 

 

 

 

 

 

SRVREF

82

Analog-Input

VDD

DSP supply voltage (3.3V) input terminal

 

 

 

 

 

 

 

 

FVREFO

83

Analog-Output

 

2.5V reference bias voltage output terminal

 

 

 

 

 

 

 

 

IREFT

84

External-resistor required

 

Terminal to connect reference current setting external

 

 

 

 

 

resistor

 

 

 

 

 

 

 

 

 

 

VREF1

85

Analog-Output

 

2.1V reference bias voltage output terminal

 

 

 

 

 

 

 

 

HAVC

86

Analog-Input

VCC

Pickup reference voltage input terminal

 

 

 

 

 

 

 

 

SA

87

Analog-Input

VCC

Sub beam 4D input terminal

 

SB

88

Analog-Input

 

 

 

 

 

SC

89

Analog-Input

 

 

 

 

 

SD

90

Analog-Input

 

 

 

 

 

 

 

 

 

 

 

 

VDD2

91

Power

 

Power supply connected terminal(3.3V)

 

 

 

 

 

 

 

 

MA

92

Analog-Input

VCC

Main beam 4D input terminal

 

MB

93

Analog-Input

 

 

 

 

 

MC

94

Analog-Input

 

 

 

 

 

MD

95

Analog-Input

 

 

 

 

 

 

 

 

 

 

 

 

GND2

96

Ground

 

Ground connected terminal

 

 

 

 

 

 

 

 

AIN1

97

Analog-Input

VDD

Analog input terminal

 

AIN2

98

Analog-Input

 

 

 

 

 

AIN3

99

Analog-Input

 

 

 

 

 

 

 

 

 

 

 

 

SIGM

100

Analog-Output

 

Analog signal monitoring output terminal

 

 

 

 

 

 

 

 

59

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LG Electronics GSA-4165B, GSA-4168B, GSA-4167B service manual Pin Name Pin No Type Max. voltage Function

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.