Siemens PC 670 manual Interface for front control elements

Release 04/02 Hardware Information

I/O interface for front control elements

All the signals necessary for the connection of front control elements, in addition to the display and USB ports, are applied to this port. The maximum cable length is 50 cm at a USB data rate of 12 Mbaud.

Pin No.	Short Name	Meaning	Input/Output
1	GND	Chassis ground	-
2	P12V	Power supply for inverter	Output
3	BL_ON	Backlight on (5V = On)	Output
4	P5V_fused	+5V ( fused)	Output
5	GND	Chassis ground	-
6	P3V3_fused	+3.3V (fused)	Output
7	K_CLK	Keyboard clock	Output
8	K_DATA	Keyboard data	Input/Output
9	M_CLK	Mouse clock	Output
10	M_DATA	Mouse DATA	Input/Output
11	P5V_fused	+5V ( fused)	Output
12	USB_D1M	USB data- channel 1	Input/Output
13	USB_D1P	USB Data+ port 1	Input/Output
14	GND	Chassis ground	-
15	LCD_SEL0	Display type select signal 0	Input
16	LCD_SEL1	Display type select signal 1	Input
17	LCD_SEL2	Display type select signal 2	Input
18	LCD_SEL3	Display type select signal 3	Input
19	RESET_N	Reset signal (Low active)	Input
20	SPEAKER	Connection for system speaker	Output
21	HD_LED	HD LED, anode with 1kΩ in series	Output
		on motherboard
22	DP_LED	MPI/DP LED, anode above 1kΩ in	Output
		series on motherboard
23	Ethernet_LED	Ethernet LED, anode above 1kΩ in	Output
		series on motherboard
24	TEMP_ERR	LED temperature error, anode with	Output
		1kΩ in series on motherboard
25	RUN_R	LED watchDog error, anode with	Output
		1kΩ in series on motherboard
26	RUN_G	LED watchdog o.k., anode with	Output
		1kΩ in series on motherboard

Panel PC 670 Computing Unit, Equipment Manual 7-23