Sony SA-WCT100 Service Manual - Page 53

SA-WCT100/SS-MCT100 MAIN BOARD IC1002 M30626MJP-A16FPU (SYSTEM CONTROLLER) Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39, 40 41 42 to 45 46 47, 48 49 50 51 52 53 54 55 to 61 62 63 64 Pin Name I/O Description DAMP_SCD O Serial data output to the stream processor DAMP_SHIFT O Shift clock signal output to the stream processor XCEC_DI I CEC serial data input from the HDMI TV OUT connector "L" active SIRCS_IN I SIRCS signal input from the remote control receiver in the SS-MCT100 "L" active DSP_MOSI/DIR_DIN O Serial data output to the DSP and digital audio interface receiver DSP_MISO I Serial data input from the DSP DSP_SPICLK/DIR_CLK O Serial data transfer clock signal output to the DSP and digital audio interface receiver BYTE I External data bus width selection signal input terminal Fixed at "L" in this set CNVSS I Processor mode switch input terminal (for test) LED4 O Not used FL_RST/CD O Reset signal output to the fluorescent indicator tube driver "L": reset 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" XOUT O Main system clock output terminal (5 MHz) VSS - Ground terminal XIN I Main system clock input terminal (5 MHz) VCC - Power supply terminal (+3.3V) NMI I Non-maskable interrupt input terminal Fixed at "H" in this set DIR_ZERO I Audio serial data input from the digital audio interface receiver DIR_CSFLAG I CSFLAG data input from the digital audio interface receiver AC_CUT I AC cut detection signal input terminal "L": AC cut on FL_CLK O Serial data transfer clock signal output to the fluorescent indicator tube driver CEC_DO O CEC serial data output to the HDMI TV OUT connector LED1 O LED drive signal output for the POWER/ACTIVE STANDBY indicator "L": LED on FL_DATA O Serial data output to the fluorescent indicator tube driver FL_CS O Chip select signal output to the fluorescent indicator tube driver "L" active TS-LED O Not used DIR ERROR I Error signal input from the digital audio interface receiver "H": error LED2 O LED drive signal output for the HDMI indicator "L": LED on IIC_CLK I/O Two-way IIC clock bus terminal Not used IIC_DATA I/O Two-way IIC data bus terminal Not used DMPORT_TX_OUT O Serial data output to the DMPORT connector DMPORT_RX_IN I Serial data input from the DMPORT connector CLK1 O Not used RTS1 O Not used TXD0 O Serial data output to the HDMI controller RXD0 I Serial data input from the HDMI controller HRESET O Reset signal output to the HDMI controller "L": reset HDMI_MUTE I Audio muting request signal input from the HDMI controller "H": muting on P_CONT1, P_CONT2 O Main power on/off control signal output terminal "H": power on P_CONT3 O Power on/off control signal output for fluorescent indicator tube "H": power on NC O Not used CE O Not used NC O Not used DMPORT_DET I Digital media port adapter connection detection signal input terminal "L": digital media port adapter is connected A_SEL2 O Audio signal input selection signal output terminal "L": TV/DVD/SAT, "H": BD/DMPORT A_SEL1 O Audio signal input selection signal output terminal "L": TV/BD/SAT, "H": DVD/DMPORT A_SEL0 O Audio signal input selection signal output terminal "L": TV/DVD/SAT/DMPORT, "H": BD ROM_SDA1 O Serial data output to the EEPROM ROM_SCL1 O Serial data transfer clock signal output to the EEPROM NC O Not used VCC2 - Power supply terminal (+3.3V) NC O Not used VSS - Ground terminal 53