Sony CDX-GT550, CDX-GT50W, CDX-GT500EE service manual IC401 TDA7419TR Main Board 1/3

Page 35

							CDX-GT50W/GT500/GT500EE/GT550
	IC401 TDA7419TR (MAIN Board (1/3))
		MIX	MIX
			HPF
		HPF
ACOUTR	1	SOFTSEP MONO FADER	SOFTSEP MONO FADER	SOFTSEP MONO FADER	SOFTSEP MONO FADER	SOFTSEP MONO FADER	SOFTSEP MONO FADER
ACINR	2
ACINL	3
						SUBWOOFER
ACOUTL	4					L.P.F
		BUSS
								28	OUTRR2
		MIDDLE						27	VREF
							SPECTRUM	26	SAOUT
							SPECTRUM
							ANALYZER	25	SAIN
AC2INL	5							25	SAIN
AC2INL	5
AC2INR	6							24	VDD
								24	VDD
		TREBLE					BUS	23	SDA
							BUS	23	SDA
		SOFTSTEP					I2C	22	SCL
		SOFTSTEP					CONTROL
		VOLUME
		SOFT
		SOFT					DIGITAL
		MUTE
		LOUDNESS
		LOUDNESS
								21	MUTE
								20	OUTLF
								19	OUTLR1
								18	OUTRR1
		IN GAIN						17	OUTRF
		IN GAIN						16	OUTLR2
		AUTO ZERO						15
								15	GND
SE2L	7						SUPPLY
SE2R	8
SE1L	9	INPUT
SE1R	10	INPUT
SE1R	10	MULTIPLEXER
DIFFL	11	MULTIPLEXER
DIFFL	11
DIFFG	12
DIFFR	13
CREF	14
									35

Image 35

Contents Ver .0 2005 SpecificationsCDX-GT50W/GT500/GT500EE/GT550 Service NotesLead Free Mark Unleaded SolderExploded Views Table of Contents GeneralDisassembly DiagramsCDX-GT500 AEP, UK Model CDX-GT50W/GT500 US, Canadian ModelCDX-GT550 CDX-GT500EERemote ConnectionsConnection diagram To AMP Remote in of an optional power amplifier Diagrama de conexión Section Disassembly CD Mechanism Block SUB FL Panel AssyChassis T SUB Assy Main BoardChassis OP Assy Roller ARM AssySL Motor Assy M902 Optical PICK-UPServo Board LE Motor Assy M903Block Diagram CD Section Section DiagramsBlock Diagram Main Section DISP+3.3V Block Diagram Display SectionCircuit Boards Location WaveformsServo Board CD Play KEY BoardFMA6 IC1 IC2 IC3 IC6FB3 IC B/D Side B Semiconductor LocationCDX-GT50W/GT500/GT500EE/GT550 IC B/D IC B/D R735 FMA4 Schematic Diagram SUB Section SUB Board CN801 Schematic Diagram KEY Section Refer to page 20 for Waveforms IC1 BA5968FP-E2 Servo Board 2/2 IC Block DiagramsIC450 BA8271F-E2 Main Board 2/3 IC401 TDA7419TR Main Board 1/3 IC Pin Descriptions Cdon CHK Mecon CHKRDS on IC711 MB90487APF-G-162E1 System Control Main Board 3/3Sircs Reset NCOBuin NCOFuse Blade Type Auto Fuse 10A Main SectionExcept AEP,UK,EE CAPFL900 1-519-842-11 Vacuum Fluorescent Display Front Panel SectionPanel SV ASSY, Front GT550 Panel SV ASSY, Front GT50W108 A-1132-412-A Servo BOARD, Complete CD Mechanism MG-611WA-186//Q103 106 107 101 104 105 108 152 151 CD Mechanism MG-611WA-186//Q 155 156 157 154153 203 211 204 205 202 207 209 208 210206 CD Mechanism MG-611WA-186//Q 254 255 252 258 256 251253 257 KEY SWITCH, Tactile with LED Sens SwitchSWITCH, Tactile with LED OFF SWITCH, Tactile with LED DsplSWITCH, Tactile SWITCH, Tactile DSOSWITCH, Tactile EQ3 SWITCH, Tactile 3/REPElect MainAEP,UK PIN, Connector 16PPLUG, Connector 3P PLUG, Connector BUS ControlDiode UDZW-TE17-9.1B Diode BAT54CLT1GDiode UDZW-TE17-5.6B Diode UDZW-TE17-6.2BDescription Remark R204 216-825-11 Vibrator SWITCH, Tactile ResetAEP,UK,E,CH,MX TransformerSensor Servo Optical PICK-UP KSS1000E/K1RP Short Chip Switch SW1Servo SUB Miscellaneous301 302 303 304 305 307 306 308 309 310 Memo Revision History