Sanyo PLC-SU40 Service Manual

Also see for PLC-SU25: Owner's manual Specifications

-46-■ Control Port Functions● System Control & I/O Port TableIC301 PortA0 I/O ROMWEL For ICEPortA1 I/O ROMWEH For ICEPortA2 I/O BOOTWE For ICEPortA3 I/O DDC_CK NVRAM I2C CLK for DDCPortA4 O 5V_SW Power ON/OFF MainPower-ON:HighPortA5 I MT_DAT Judge 15KHz system 15KHz:HighPortA6 O IO_Reset Initialize I/O Fixed LowPortA7 O LAMP_POW Lamp-ONPortB0 I/O M_SCL IIC CLKPortB1 I/O M_SDA IIC DATAPortB2 I/O VIEWER_ON Not usedPortB3 I PF_LAMPDOWN PowerFail MonitorPortB4 I/O DDC_DT NVRAM I2C DATA for DDCPortB5 I/O CARD_IN Not usedPortB6 I/O SCDT Not usedPortB7 I/O W_LAN_IN Not usedIC1803 12 O Mute Mute ON/OFF ON:High13 O LAMP_REP_LED Lamp Replace LED Drive14 O READY_LED Ready LED Drive15 O TEMP_LED Temp Warning LED Drive16 O POW_LED Power LED Drive17 O KO3 Main Key Switch18 O KO2 Main Key Switch19 O KO1 Main Key SwitchIC1804 12 O CG_Filter Not used13 O VHDREN Micronas chip Enable Enable:High14 O VFIELD_SW Vfield PC/AV Selection AV:High15 O DPC_ON DVI/PC Selection DVI:Low16 O PC/AV_SW PC/AV Selection PC:High17 O S/CV_SW Video/S-Video Selection Video:Low18 O MCLK_SW Master CLK ON/OFF ON:High19 O FanDrive_SW Fan Drive ON/OFF ON:HighIC1805 12 O ZOOM- Zoom- ON:Low13 O ZOOM+ Zoom+ ON:Low14 O MOUSE/CPU_SW Mouse Enable ON/OFF Enable:Low15 O PCLK_ON AD9884 CLK ON/OFF ON:Low16 O VCLK_ON Micronas CLK ON/OFF ON:Low17 O MT_RESET Matrix Enable ON/OFF Enable:High18 O MOUSE/RESET Mouse Reset Reset:Low19 O DCLK_ON DVI/PC Selection DVI:LowIC1806 12 O ADPW AD9884 ON/OFF ON:High13 O ECO_SW Normal/Eco Selection Eco:High14 O DCLK_SW CXD3526 CLK ON/OFF ON:High15 O USB_EN Not used16 O VPC_ON Sync select ON/OFF for Micronas ON:Low17 O PC_ON Sync select ON/OFF for AD9884 ON:Low18 O AC_FILT Filter ON/OFF for PS2 15KHz:High19 O USB_RST Not usedIC1813 12 O RCID_SW3 Remote Control ID113 O RCID_SW2 Remote Control ID214 O RCID_SW1 Remote Control ID315 O LAMP_BST_SW Boost ON/OFF ON:High16 O PC1/PC2_SW PC1(RGB)/PC2(RGB) Selection PC1(RGB):Low17 O MNTOUT_SW Monitor Out Selection Monitor Out:Low18 O CXD_WP NVRAM Write Protect for CXD3526 Protect:High19 O EDIDEN DDC Projector/PC Selection Projector:LowIC1814 12 O13 O14 O15 O S/PRESET Not usedIC Ref. No Pin/Name I/O Signal Name Function Note