Sony 2008H05-1 service manual SCD-XA5400ES, IC Pin Function Description, Pin No, Pin Name

SCD-XA5400ES

• IC Pin Function Description

MAIN BOARD IC501 R5F3640DDFAR (SYSTEM CONTROLLER)

Pin No.	Pin Name	I/O		Description
1, 2	No Use	O	Not used
3	CEC_RX_IN	I	CEC serial data input from the HDMI OUT connector
4	SIRCS_IN	I	SIRCS signal input from the remote control receiver
5 to 7	No Use	O	Not used
8	BYTE	I	External data bus width selection signal input terminal Fixed at "L" in this set
9	CNVSS	I	Processor mode switch input terminal
10	EN_A	I	Jog dial pulse input from the rotary encoder (A phase input)
11	EN_B	I	Jog dial pulse input from the rotary encoder (B phase input)
12	RESET	I	System reset signal input from the reset signal generator				"L": reset
			For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
13	XOUT	O	Main system clock output terminal (5 MHz)
14	VSS	-	Ground terminal
15	XIN	I	Main system clock input terminal (5 MHz)
16	VCC1	-	Power supply terminal (+3.3V)
17	NMI	I	Non-maskable interrupt input terminal	Fixed at "H" in this set
18	No Use	O	Not used
19	ASDMUTE	I	AC detection signal input terminal
20	AC_CUT	I	AC cut detection signal input terminal	"L": AC cut on
21	FL_CLK	O	Serial data transfer clock signal output to the fluorescent indicator tube driver
22	CEC_TX_OUT	O	CEC serial data output to the HDMI OUT connector
23	FL_STB	O	Chip select signal output to the fluorescent indicator tube driver
24	FL_D_OUT	O	Serial data output to the fluorescent indicator tube driver
25	No Use	O	Not used
26	TROPENPWM	O	Tray speed PWM control signal output terminal			Not used
27	CDM_OPEN_SW	I	Disc insert (8/12cm) detect switch input terminal			"L": disc insert
28	DAC_CLK	O	Serial data transfer clock signal output to the D/A converter
29	No Use	I	Not used
30	DAC_DATA	O	Serial data output to the D/A converter
31	DVD_SID	O	Serial data output to the servo DSP
32	DVD_SOD	I	Serial data input from the servo DSP
33	DVD_SCO	I	Serial data transfer clock signal input from the servo DSP
34	DVD_XIFBUSY	O	Busy signal output to the servo DSP
35	FWD	O	Loading motor drive signal output terminal (forward direction)
36	REV	O	Loading motor drive signal output terminal (reverse direction)
37	DVD_XIFCS	I	Chip select signal input from the servo DSP
38	MTK RST	O	Reset signal output to the servo DSP and flash memory				"L": reset
39	P_CONT1	O	Power on/off control signal output terminal		"H": power on
40	P_CONT2	O	Power on/off control signal output terminal		Not used
41	P_CONT0	O	Power on/off control signal output terminal		"H": power on
42	No Use	O	Not used
43	STT_D/P	I	Normal/squeeze selection signal input from servo DSP
44	STT_M/2	I	Trigger detection switch input from the servo DSP
45	DMUTE	I	Audio muting signal input from the servo DSP
46	No Use	O	Not used
47	I2C_DATA	I/O	I2C Two-way data bus terminal Not used
48	I2C_CLK	I	I2C data transfer clock signal input terminal		Not used
49, 50	No Use	O	Not used
51	Super Audio CD/CD	O	Not used
52	MULTI/STEREO	O	Not used
53	XAMUTE	O	Relay control signal output terminal
54	No Use	O	Not used
55	DOUT_EN	I	Digital out (CD) On/Off signal input terminal
56	MULTI_PRIO	I	HDMI priority selection signal input terminal
57 to 61	No Use	O	Not used
62	VCC2	-	Power supply terminal (+3.3V)
63	No Use	O	Not used
64	VSS	-	Ground terminal

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