Pin No.

Pin Name

I/O

Function

 

 

 

 

40

CV+

I

CLV error signal input from the DSP (IC102)

 

 

 

 

41

RFSM

O

Playback EFM RF signal output to the DSP (IC102)

 

 

 

 

42

RFS–

I

Works together with the RFSM (pin $Á) to set the RF gain and the 3T compensation constant for

the EFM RF signal

 

 

 

 

 

 

 

43

SLC

O

SLI (Slice Level Control) is output to control a data slice level of the RF waveform by the DSP

(IC102)

 

 

 

 

 

 

 

44

SLI

I

Input terminal for controlling a data slice level by the DSP (IC102)

 

 

 

 

45

DGND

—

Ground terminal (digital system)

 

 

 

 

46

FSC

O

Focus search smoothing capacitor output terminal

 

 

 

 

47

TBC

I

TBC (Tracking Balance Control) sets a EF balance variable range

 

 

 

 

48

NC

—

Not used (open)

 

 

 

 

49

DEF

O

Defect detection signal output to the DSP (IC102)

 

 

 

 

50

CLK

I

Reference clock (4.2336 MHz) input from the DSP (IC102)

 

 

 

 

51

CL

I

Command serial clock signal input from the system controller (IC501)

 

 

 

 

52

DAT

I

Command serial data input from the system controller (IC501)

 

 

 

 

53

CE

I

Command chip enable signal input from the system controller (IC501)

 

 

 

 

54

DRF

O

Focus OK signal output to the system controller (IC501) “L”: NG, “H”: OK

 

 

 

 

55

FSS

I

FSS (Focus Search Select) is a switching terminal for the focus search mode (±search/+search for

a reference voltage) Not used (open)

 

 

 

 

 

 

 

56

VCC2

—

Power supply terminal (+5V) (servo system and digital system)

 

 

 

 

57

REFI

I

Connected to the coupling capacitor for the reference voltage (+2.5V)

 

 

 

 

58

VR

O

Reference voltage (+2.5V) output terminal

 

 

 

 

59

LF2

I

Constant setting for a disc defect detection

 

 

 

 

60

PH1

I

Connected to the capacitor for the RF signal peak hold

 

 

 

 

61

BH1

I

Connected to the capacitor for the RF signal bottom hold

 

 

 

 

62

LDD

O

Laser drive signal output to the automatic power control circuit

 

 

 

 

63

LDS

I

Light amount monitor input of the laser diode (PD)

 

 

 

 

64

VCC1

—

Power supply terminal (+5V) (RF system)

 

 

 

 

– 50 –

Page 39 Page 41
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Image 40
Technicolor - Thomson CDP-CX57 service manual Cv+, Rfsm, Slc, Sli, Fsc, Def, Clk, Fss, VCC2, Refi, LF2, BH1, Ldd, Lds, VCC1
Page 39 Page 41

CDP-CX57 specifications

The Technicolor - Thomson CDP-CX57 is a versatile and feature-rich compact disc player designed to enhance the listening experience for audiophiles and casual listeners alike. As part of Thomson's long-standing legacy in audio technology, the CDP-CX57 combines sleek design with advanced digital audio technologies, making it a popular choice for those seeking high-quality sound reproduction.

One of the standout features of the CDP-CX57 is its ability to support a wide range of disc formats. This player is compatible with standard audio CDs, as well as CD-R and CD-RW media, allowing users to enjoy a diverse library of music collections. Enhanced playback capabilities enable users to experience their favorite tracks with clarity and precision.

Equipped with high-performance digital-to-analog converters (DACs), the CDP-CX57 delivers rich, detailed audio reproduction. This technology transforms digital signals into analog signals, resulting in improved sound quality and a more immersive listening experience. The unit's excellent jitter suppression further ensures that audio playback remains stable and free of distortion.

The CDP-CX57 also features programmable playback options, allowing users to create custom playlists and enjoy their music in a personalized manner. Additionally, the unit comes with a user-friendly remote control, enabling effortless navigation through tracks and settings from a distance.

Built for longevity, the CDP-CX57 boasts a robust construction that protects sensitive internal components from external interference. This durability extends the player’s life and ensures optimal performance over time. Furthermore, the sleek design and compact footprint make it an attractive addition to any audio setup, fitting seamlessly into various environments.

The Technicolor - Thomson CDP-CX57 is an ideal blend of advanced technology and user-friendly features, catering to both seasoned audiophiles and those new to the world of high-fidelity audio. With its exceptional sound quality, versatile playback options, and durable design, it remains a standout choice for music lovers seeking a reliable and enjoyable listening experience.
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