Pin No.

Pin Name

I/O

Function

 

 

 

 

 

 

42

MUTER

O

Line muting on/off control signal output terminal (for R-ch side)

“H”: muting on

 

 

 

 

 

43

XVDD

Power supply terminal (+5V) (crystal oscillator system)

 

 

 

 

 

 

44

XOUT

O

System clock output terminal (16.9344 MHz)

 

 

 

 

 

 

45

XIN

I

System clock input terminal (16.9344 MHz)

 

 

 

 

 

 

46

XVSS

Ground terminal (crystal oscillator system)

 

 

 

 

 

47

SBSY

O

C1, C2, single correction, and double correction monitor output to the CD text decoder (IC104)

 

 

 

 

 

48

EFLG

O

Subcode P to W output terminal

 

49

PW

O

Subcode frame sync signal output to the CD text decoder (IC104)

 

 

 

 

 

 

50

SFSY

O

Write frame clock signal output to the CD text decoder (IC104)

 

 

 

 

 

51

SBCK

I

Subcode reading clock signal input from the CD text decoder (IC104) (schmitt input)

 

 

 

 

 

52

FSX

O

7.35 kHz sync signal output divided from the crystal oscillation

 

 

 

 

 

53

WRQ

O

Subcode Q synchronizing signal output to the system controller (IC501)

 

 

 

 

54

RWC

I

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

 

 

 

 

 

55

SQOUT

O

Subcode Q data output to the system controller (IC501)

 

 

 

 

 

 

56

COIN

I

Command serial data input from the system controller (IC501)

 

 

 

 

 

57

CQCK

I

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

Fetching clock input or subcode extracting clock input from SQOUT (pin %)

 

 

 

 

 

 

 

 

58

RES

I

System reset signal input from the reset signal generator (IC201)

“L”: reset

For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”

 

 

 

 

 

 

 

 

59

TEST11

O

Test output terminal Not used (open)

 

 

 

 

 

60

16M

O

Master clock signal (16.9344 MHz) output to the CD text decoder (IC104)

 

 

 

 

61

4.2M

O

Reference clock signal (4.2336 MHz) output to the RF amplifier (IC102)

 

 

 

 

 

62

TEST5

I

Test input terminal (fixed at “L” in this set)

 

 

 

 

 

 

63

CS

I

Chip select signal input terminal Not used (fixed at “L”)

 

 

 

 

 

 

64

TEST1

I

Test input terminal (fixed at “L” in this set)

 

 

 

 

 

 

– 52 –

Page 42
Image 42
Technicolor - Thomson CDP-CX57 service manual Xvdd, Xvss, Sbsy, Eflg, Sfsy, Sbck, Fsx, Wrq, Rwc, Coin, Res, TEST11, TEST5

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.