Siemens SIMATIC Box PC 620 Manual page 161

I/O Port for Front Control Elements
All the signals in addition to the Display and COM2 port which are necessary for
the connection of front control elements are applied to this port. The maximum
cable length is 50cm with a USB data transfer rate of 12MBaud.
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
SIMATIC Box PC 620 Manual
C79000-G7076-C639-04
Signal Name Remark
GND
P12V Power supply for inverter (max. 0.6A)
BL_ON Backlight on (5V..12V = On)
P5V_fused +5V VCC (fused)
GND
P3V3_fused +3,3V VCC (fused)
K_CLK Keyboard Clock
K_DATA Keyboard Data
M_CLK Mouse Clock
M_DATA Mouse DATA
P5V_fused +5V VCC (fused)
USB_D1M USB Data- channel 1
USB_D1P USB Data+ channel 1
GND GND
LCD_SEL0 Display Type-Select Signal 0
LCD_SEL1 Display Type-Select Signal 1
LCD_SEL2 Display Type-Select Signal 2
LCD_SEL3 Display Type-Select Signal 3
RESET_N Reset signal (low active)
SPEAKER Connection for system speaker
HD_LED HD LED, anode with 1kΩ in series on motherboard
DP_LED MPI/DP LED, anode above 1kΩ in series on motherboard
Ethernet_LED Ethernet LED, anode above 1kΩ in series on motherboard
TEMP_ERR LED temperature error, anode with 1kΩ in series on
motherboard
RUN_R LED watchDog error, anode with 1kΩ in series on
motherboard
RUN_G LED watchdog o.k., anode with 1kΩ in series on motherboard
Hardware Information
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