Sony CDX-605 Sqclk, Subq, Scor, SENS2, Bucheck, Eedata, Eeclk, Eeinit, Single, Gfs, SENS1, Vdd

	Pin No.	Pin Name	I/O					Function
50		SO	O	Serial data output to the SONY bus interface (IC204)
51		SQCLK	O	Subcode Q data reading clock signal output to the CXD2530Q (IC101)
52		SUBQ	I	Subcode Q data input from the CXD2530Q (IC101)
53		—	O	Not used (open)
54		—	I	Not used (fixed at “H”)
55		MGLK	I	Magazine eject operation completion detect switch (SW301) input terminal
				“L”: eject completed
56		SCOR	I	Subcode sync (S0+S1) detection signal input from the CXD2530Q (IC101)
57		SENS2	I	Internal status signal (sense signal) input from the CXA1992AR (IC11)
58		PWM	O	Motor drive signal (elevator up direction) output to the elevator motor drive (IC301)
				“L” active *2
59		—	O	Not used (open)
60		MAG.SW	I	Magazine in/out detect switch (SW302) input terminal					“L”: magazine detected
61		BUCHECK	I	Battery detection signal input terminal				“H”: battery on
62		W.UP	I	Bus on or eject switch (SW303) input terminal “H”: bus on or eject switch pushing
63		C.OUT	I	Track number count signal input from the CXA1992AR (IC11)
64		EEDATA	I/O	Two-way data bus with the EEPROM				Not used (open)
65		EECLK	O	Serial clock signal output to the EEPROM Not used (open)
66		EEINIT	I	Initialize signal input for the EEPROM				“H”: format	Fixed at “L” in this set
67		—	O	Not used (open)
68		SINGLE	I	Setting terminal for the single disc/multiple discs mode
				“L”: single mode, “H”: multiple discs mode (fixed at “H”)
69		FOK	I	Focus OK signal input from the CXA1992AR (IC11)					“L”: NG, “H”: OK
70		GFS	I	Guard frame sync signal input from the CXD2530Q (IC101) “L”: NG, “H”: OK
71		SENS1	I	Internal status signal (sense signal) input from the CXD2530Q (IC101)
72		VDD	—	Power supply terminal (+5V)
73		NC (VDD)	—	Connected to the power supply (+5V)
74		CDCLK	O	Serial data transfer clock signal output to the CXD2530Q (IC101)
75		CDXLT	O	Serial data latch pulse signal output to the CXD2530Q (IC101)
76		CDDATA	O	Serial data output to the CXD2530Q (IC101)
	77 to 80	—	O	Not used (open)
*1 chucking motor (M103) control
		Mode	STOP		LOAD	SAVE	BRAKE
Terminal					CHUCKING
	CH.F (pin 9)		“L”		“H”	“L”		“H”
	CH.R (pin 8)		“L”		“L”	“H”		“H”
*2 elevator motor (M104) control
		Mode	STOP		ELEVATOR	ELEVATOR	BRAKE
Terminal					UP	DOWN
	PWM (pin %¥)		“H”		“L”	“H”		“L”
	ELV.R (pin !Á)		“H”		“H”	“L”		“L”

– 35 –