Sanyo PLC-SU50, Service Manual

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1 S Reset Open -
2 SCL IIC SCL "L": Active -
3 SDA IIC SDA "L": Active -
4 D0 CARD_IN / CMD_ENBL "MCI: "L": CARD Yes: "H": CARD no
W-LAN:"L": Wireless "H": PC Control
IN
5 D1 VIEWER_ON "L": VIEWER Unit Equipped IN
6 D2 WLAN_IN
7 D3 USB_VBUS_IN "H": USB Connection IN
8 VSS GND - -
9 D4 WARNING_LED "H": on "L": off OUT
10 D5 LAMPREP_LED "H": on "L": off OUT
11 D6 READY_LED "H": on "L": off OUT
12 D7 BLAST_SW "H": on "L": off OUT
13 VDD 5V Vcc(Standby 5V) -
14 CS2 Chip Select 2 "L": Fixed -
15 CS1 Chip Select 1 "L": Fixed -
16 CS0 Chip Select 0 "H": Fixed -
Pin No. Name Function Action I/O
●
IIC Bus I/O Expander (M62320, IC1851) Port Functions
1 R Reset "H": Fixed
2 SCL IIC SCL "L": Active
3 SDA IIC SDA "L": Active
4 Ao7 RCCONT1 Remote Control Code 0 - 7 Select
5 Ao8 RCCONT2 Remote Control Code 0 - 7 Select
6 Ao9 RCCONT3 Remote Control Code 0 - 7 Select
7 Ao10 DDC_SW2 "L": H8 "H": PC
8 Ao11 RS232C_SW "L": H8 "H": PW
9 Ao12 ECO "L": Eco off "H": Eco on
10 VrefL Lower Ref. Voltage for D/A Convertor GND
11 VrefU1 Lower Ref. Voltage for D/A Converter(CH7~CH12)Vcc(Standby 5V)
12 GND GND GND
13 VrefU2 Upper Ref. Voltage for D/A Convertor CH1~CH6)Vcc(Standby 5V)
14 Ao1 FAN_CONT_1 0xFFh:min 0x00h:Max
15 Ao2 FAN_CONT_2 0xFFh:min 0x00h:Max
16 Ao3 PLLSTB CXD3536 reset
17 Ao4 XCLR2 CXD3536 reset
18 Ao5 XCLR3 CXD3536 reset
19 Ao6 MOUSE_Reset Reset wireless Mouse Reset at H->L->H
20 Vcc Power for Digital Vcc(Standby 5V)
21 Vdd Power for Analog Vcc(Standby 5V)
22 CS2 Chip Select 2 "H": Fixed
23 CS1 Chip Select 1 "H": Fixed
24 CS0 Chip Select 0 "L": Fixed
Pin No. Name Function Action
●
IIC Bus DA Converter (M62392, IC6211) Port Functions
Control Port Functions
1 R Reset Fixed “H”
2 SCL IIC SCL Active “L”
3 SDA IIC SDA Active “L”
4 AO5 Not used
5 AO6 Not used
6 AO7 Not used
7 AO8 Not used
8 VrefL D/A converter lower ref. voltage Connected to GND
9 VrefU1 D/A converter upper ref. voltage (CH5~CH8) Connected to Vcc
10 GND GND GND
11 VrefU2 D/A converter upper ref. voltage (CH1~CH4) Connected to Vcc
12 AO1 VOL_CTL DC Control for sound volume L:min., H: max.
13 AO2 RCLP Not used
14 AO3 GCLP Not used
15 AO4 BCLP Not used
16 Vcc 5 V Vcc(5V)
17 Vdd 5 V Vdd(5V)
18 CS2 Chip Select 2 Fixed “H
19 CS1 Chip Select 1 Fixed “H”
20 CS0 Chip Select 0 Fixed “L”
Pin No. Name Function Action
●
IIC Bus DA Converter (M62393, IC281) Port Functions