Sony Official Manual for CDX GT210 - IC Block Diagrams and Technical Insights

Page 27

CDX-GT21W/GT210/GT260/GT260S

• IC BLOCK DIAGRAMS

IC401 BD3444FS-E2 (MAIN Board (1/3))

FIL

GND

SDA

SCL

MUTE

VCC

OUT-FR

OUT-FL

OUT-RR

OUT-RL

20

19

18

17

16

15

14

13

12

11

VCC/2

VCC

I2C BUS

VCO

FADER

FADER

FADER

FADER

FADER:

LOGIC

0 – -62dB/1dB step

BASS:

TREBLE:

• fc = 100Hz

BASS/TREBLE

• fc = 10kHz

• GAIN = ±20dB/1dB step

• GAIN = ±20dB/1dB step

• Q = 1

• Q = 1

PRIMARY VOLUME

(+12dB – -20dB/1dB step)

MUTE

INPUT GAIN

(0 – -20dB/1dB step)

INPUT SELECTOR

1

2

3

4

5

6

7

8

9

10

BUS-RCH

BUS-LCH

TU-RCH

TU-LCH

CD-RCH

CD-LCH

AUX-RCH

DN1

DN2

AUX-LCH

27

Image 27

Contents Ver .2 SpecificationsCDX-GT21W/GT210/GT260/GT260S Service NotesUnleaded Solder Lead Free MarkCD Playback Exploded Views Table of Contents GeneralDisassembly DiagramsMain unit SectionLocation of Control CDX-GT21W US Connections CDX-GT21W USConnection diagram Diagrama de conexión Connections CDX-GT21W CND/GT210 Location of Control CDX-GT21W CND/GT210Connection diagram Connections CDX-GT260/GT260S Location of Control CDX-GT260/GT260SConnection diagram Disassembly CD Mechanism Block SUB Panel LCD AssyServo Board Main BoardRoller ARM Assy Chassis T SUB AssyChassis OP Assy Operating hours display mode Reset count display modeReset count by watchdog timer display mode Number of connected units display modeDisc type and operating hours 1 X X X X 051Memo Block Diagram Main Section Section DiagramsMain Board Block Diagram Display SectionFor schematic diagrams For printed wiring boardsPrinted Wiring Board Main Section Uses unleaded solderSemiconductor Location IC B/D IC B/D Schematic Diagram Main /3 Refer to page 20 for WaveformsRefer to page 29 for IC Pin Descriptions OFF Printed Wiring Board KEY SectionSchematic Diagram KEY Section IC401 BD3444FS-E2 Main Board 1/3 IC Block DiagramsIC750 TDA8588BJ/N2/R1 Main Board 2/3 Cyrilsel IC PIN DescriptionsUnisi Pin No Pin Name Pin DescriptionMain Section Section Exploded Views5756 Front Panel Section107 CD Mechanism Section MG-101TA-188//QKEY Electrical Parts ListTransistor KEY Main SWITCH, Tactile ModeMain Main Servo 151 152 153 154 155 156 Memo 887-375-81 Disassembly Chucking ARM SUB AssySled Motor Assy Optical PICK-UP Optical PICK-UP SectionRevision History