Read Sony HT-CT150 / HT-CT350 / SA-WCT150 / SA-WCT350 Service Manual online
SA-WCT150/WCT350
51
MAIN BOARD IC1002 R5F3640MDFAR (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
DAMP_SCDT
O
Serial data output to the stream processor
2
DAMP_SHIFT
O
Serial data transfer clock signal output to the stream processor
3
XCEC_DI
I
CEC serial data input from the HDMI connector
4
SIRCS_IN
I
SIRCS signal input from the remote control receiver
5
DSP MOSI
O
Serial data output to the DSP
6
DSP MISO
I
Serial data input from the DSP
7
DSP_SPICLK
O
Serial data transfer clock signal output to the DSP
8
BYTE
I
External data bus width selection signal input terminal Fixed at “L” in this set
9
CNVss
I
Processor mode selection signal input terminal
10
ROM_SDA
I/O
Two-way data bus with the EEPROM
11
ROM_SCLK
O
Serial data transfer clock signal output to the EEPROM
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”
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
13
Xout
O
System clock output terminal (5 MHz)
14
Vss
-
Ground terminal
15
Xin
I
System clock input terminal (5 MHz)
16
Vcc1
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt signal input terminal Not used
18
DIR_ZERO
I
Zero data detection signal input from the digital audio interface receiver
19
DIR_CSFLAG
I
Channel status fl ag input from the digital audio interface receiver
20
DRIVE_OCP(DIAG)
I
Shut down signal input from the power amplifi er “L”: shut down
21
FAN_CTRL
O
Fan motor control signal output terminal Not used
22
S-AIR_I2C_SCL
O
I2C clock signal output terminal for S-AIR Not used
23
DMPORT_DET
I
Digital media port adapter connection detection signal input terminal
“L”: digital media port adapter is connected
“L”: digital media port adapter is connected
24
S-AIR_I2C_SDA
O
I2C data output terminal for S-AIR Not used
25
A_SEL5
O
Audio selection signal output terminal Not used
26
CEC_DO
O
CEC serial data output to the HDMI connector
27
DIR ERROR
I
Error detection signal input from the digital audio interface receiver “H”: error
28
A_SEL4
O
Audio selection signal output terminal Not used
29
I2C_CLK
I/O
Two-way I2C clock bus terminal Not used
30
I2C_DATA
I/O
Two-way I2C data bus terminal Not used
31
DMPORT_TX_OUT
O
Serial data output to the digital media port connector
32
DMPORT_RX_IN
I
Serial data input from the digital media port connector
33, 34
A_SEL3, A_SEL2
O
Audio selection signal output terminal
35
MC_DIRDO
O
Serial data output to the digital audio interface receiver
36
MC_DIRDI
I
Serial data input from the digital audio interface receiver
37
MC_DIRCLK
O
Serial data transfer clock signal output to the digital audio interface receiver
38
HDMI_CNVSS
O
Writing mode selection signal output to the HDMI controller “L”: writing mode
39, 40
A_SEL1, A_SEL0
O
Audio selection signal output terminal Not used
41
RDS_DATA
I
RDS serial data input from the TUNER (FM/AM)
(WCT350: AEP, Russian and UK models only)
(WCT350: AEP, Russian and UK models only)
42
ST_CE
O
Chip enable signal output to the tuner (FM/AM) (WCT350 only)
43
MC_STDO
O
Serial data output to the tuner (FM/AM) (WCT350 only)
44
ST_CLK
O
Serial data transfer clock signal output to the tuner (FM/AM) (WCT350 only)
45
MC_STDI
I
Serial data input from the tuner (FM/AM) (WCT350 only)
46
TUNED
I
Tuned detection signal input from the tuner (FM/AM) “L”: tuned (WCT350 only)
47
DIR_XSTATE
I
Source clock selection monitor input from the digital audio interface receiver
48
DIR_RST
O
Reset signal output to the digital audio interface receiver “L”: reset
49
DIR_HCE
O
Chip enable signal output to the digital audio interface receiver
50
DSP_SPIDS
O
Device selection signal output to the DSP
51
DSP_RESET
O
Reset signal output to the DSP “L”: reset
52
PCM_MULTI
O
Input data selection signal output terminal Not used
53
FL_DATA
O
Serial data output to the fl uorescent indicator tube
54
FL_CS
O
Chip select signal output to the fl uorescent indicator tube
55
FL_CLK
O
Serial data transfer clock signal output to the fl uorescent indicator tube
56
FL_RST
O
Reset signal output terminal for the fl uorescent indicator tube Not used
57
LED1
O
LED drive signal output terminal Not used
58
LED2
O
LED drive signal output terminal for standby indicator “H”: LED on
Ver. 1.3
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