Sony SCD-XA5400ES Service Manual page 41

• IC Pin Function Description
MAIN BOARD IC501 R5F3640DDFAR (SYSTEM CONTROLLER)
Pin No. Pin Name
1, 2 No Use
3 CEC_RX_IN
4 SIRCS_IN
5 to 7 No Use
8 BYTE
9 CNVSS
10 EN_A
11 EN_B
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC1
17 NMI
18 No Use
19 ASDMUTE
20 AC_CUT
21 FL_CLK
22 CEC_TX_OUT
23 FL_STB
24 FL_D_OUT
25 No Use
26 TROPENPWM
27 CDM_OPEN_SW
28 DAC_CLK
29 No Use
30 DAC_DATA
31 DVD_SID
32 DVD_SOD
33 DVD_SCO
34 DVD_XIFBUSY
35 FWD
36 REV
37 DVD_XIFCS
38 MTK RST
39 P_CONT1
40 P_CONT2
41 P_CONT0
42 No Use
43 STT_D/P
44 STT_M/2
45 DMUTE
46 No Use
47 I2C_DATA
48 I2C_CLK
49, 50 No Use
51 Super Audio CD/CD
52 MULTI/STEREO
53 XAMUTE
54 No Use
55 DOUT_EN
56 MULTI_PRIO
57 to 61 No Use
62 VCC2
63 No Use
64 VSS
I/O
O Not used
I CEC serial data input from the HDMI OUT connector
I SIRCS signal input from the remote control receiver
O Not used
I External data bus width selection signal input terminal
I Processor mode switch input terminal
I Jog dial pulse input from the rotary encoder (A phase input)
I Jog dial pulse input from the rotary encoder (B phase input)
System reset signal input from the reset signal generator
I
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
O Main system clock output terminal (5 MHz)
- Ground terminal
I Main system clock input terminal (5 MHz)
- Power supply terminal (+3.3V)
I Non-maskable interrupt input terminal
O Not used
I AC detection signal input terminal
I AC cut detection signal input terminal
O Serial data transfer clock signal output to the fl uorescent indicator tube driver
O CEC serial data output to the HDMI OUT connector
O Chip select signal output to the fl uorescent indicator tube driver
O Serial data output to the fl uorescent indicator tube driver
O Not used
O Tray speed PWM control signal output terminal
I Disc insert (8/12cm) detect switch input terminal
O Serial data transfer clock signal output to the D/A converter
I Not used
O Serial data output to the D/A converter
O Serial data output to the servo DSP
I Serial data input from the servo DSP
I Serial data transfer clock signal input from the servo DSP
O Busy signal output to the servo DSP
O Loading motor drive signal output terminal (forward direction)
O Loading motor drive signal output terminal (reverse direction)
I Chip select signal input from the servo DSP
O Reset signal output to the servo DSP and fl ash memory
O Power on/off control signal output terminal
O Power on/off control signal output terminal
O Power on/off control signal output terminal
O Not used
I Normal/squeeze selection signal input from servo DSP
I Trigger detection switch input from the servo DSP
I Audio muting signal input from the servo DSP
O Not used
I/O I2C Two-way data bus terminal
I I2C data transfer clock signal input terminal
O Not used
O Not used
O Not used
O Relay control signal output terminal
O Not used
I Digital out (CD) On/Off signal input terminal
I HDMI priority selection signal input terminal
O Not used
- Power supply terminal (+3.3V)
O Not used
- Ground terminal
Description
Fixed at "L" in this set
"L": reset
Fixed at "H" in this set
"L": AC cut on
Not used
"L": disc insert
"L": reset
"H": power on
Not used
"H": power on
Not used
Not used
SCD-XA5400ES
41