Sony HCD-X1V Service Manual page 93

MAIN BOARD IC501 M30626MJP-A05FPU0 (SYSTEM CONTROLLER)
Pin No. Pin Name
1
DAMP_SCDT
2
DAMP_SHIFT
3 DSP_INTR
4 SIRCS_IN
DSP_MOSI
5
/DIR_DIN
6 DSP_MISO
DSP_SPICLK
7
/DIR_CLK
8
BYTE
9 CNVSS
10 LED4
11 FL_RESET
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NMI
18 DIR_ZERO
19 DIR_CSFLAG
20
AC_CUT
21 FL_CLK/LED_CLK
22 LED_LAT
23 LED1
FL_D_OUT/
24
LED_DATA
25 FL_CS/STB
26 PWM_OUT
27
DIR_ERR
28 LED2
29 I2C_CLK
30 I2C_DATA
31 DVD_SID
32 DVD_SOD
33 DVD_SCO
34 DVD_XIFBUSY
35 CDM_OPEN_SW
36 LED3
37 DVD XIFCS
38 MTK RST
P_CONT1 to
39 to 41
P_CONT3
42 RDS_DATA
43 TUNED
44 ST_DI
I/O
O
Serial data output to the stream processor
O
Shift clock signal output to the stream processor
I Interrupt signal input from the DSP
I SIRCS signal input from the remote control receiver
O Serial data output to the DSP and digital audio interface receiver
I Serial data input from the DSP
O Serial data transfer clock signal output to the DSP and digital audio interface receiver
I
External data bus width selection signal input terminal Fixed at "L" in this set
I Processor mode switch input terminal (for test) Fixed at "L" in this set
O LED drive signal output terminal Not used
O
Reset signal output to the fluorescent indicator tube driver "L": reset
System reset signal input from the reset signal generator "L": reset
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 Fixed at "H" in this set
I Audio serial data input from the digital audio interface receiver
I CSFLAG data input from the digital audio interface receiver
I
AC cut detection signal input terminal "L": AC cut on
O Serial data transfer clock signal output to the LED driver and fluorescent indicator tube driver
O
Serial data latch pulse signal output to the LED driver
O LED drive signal output for the FOCUS SUR indicator "H": LED on
O Serial data output to the LED driver and fluorescent indicator tube driver
O Chip select signal output to the fluorescent indicator tube driver
O
Power on/off control signal output terminal for LEDs "H": power on
I PLL lock error signal and data error flag input from the digital audio interface receiver
O LED drive signal output for the WIDE SUR indicator "H": LED on
I/O
Two-way I2C clock bus terminal Not used
I/O
Two-way I2C data bus terminal Not used
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
I Disc insert (8/12cm) detect switch input terminal "L": disc insert
O LED drive signal output for the 2CH STEREO indicator "H": LED on
O Chip select signal output to the servo DSP
O
Reset signal output to the servo DSP and HDMI controller "L": reset
O Power on/off control signal output terminal "H": power on
I
RDS serial data input from the tuner (FM/AM) (AEP and UK models only)
I
Tuning detection signal input from the tuner (FM/AM) "L": tuned
I Serial data input from the tuner (FM/AM)
Description
HCD-X1V
93