Siemens Simatic box pc 627b Operating Instructions Manual page 131

I/O Front Interface for Operator Panels, X44
This interface carries all signals required for connecting operator panels in addition to the
display interface. The maximum cable length is 50 cm at a USB data rate of 12 Mbit/s.
Pin–No. Short description
1 GND
2 P12V
3 BL_ON
4 P5V_fused
5 GND
6 P3V3_fused
7 Reserved
8 Reserved
9 Reserved
10 Reserved
11 P5V_fused
12 USB_D1M
13 USB_D1P
14 GND
15 LCD_SEL0
16 LCD_SEL1
17 LCD_SEL2
18 LCD_SEL3
19 RESET_N
20 reserved
21 HD_LED
22 DP_LED
23 Ethernet_LED
24 TEMP_ERR
25 RUN_R
26 RUN_G
SIMATIC Box PC 627
Operating Instructions, Release 05/2006, A5E00362052-03
Meaning
Ground
Inverter voltage supply
Backlight on (5 V = On)
+5 V (fused)
Ground
+3.3 V VCC (fused)
reserved
reserved
reserved
reserved
+5 V (fused)
USB data channel 1
USB data+, channel 1
Ground
Display Type-Select Signal 0
Display Type-Select Signal 1
Display Type-Select Signal 2
Display Type-Select Signal 3
Reset signal (active low)
reserved
HD LED, anode with 1 kW in series on the
motherboard
MPI/DP LED, anode via 1 KOhms in series on the
motherboard
Ethernet LED, anode with 1 kW in series on the
motherboard
Temperature error LED, anode with 1 kW in series
on the motherboard
Watchdog error LED, anode with 1 kW in series on
the motherboard
Watchdog OK LED, anode with 1 kW in series on
the motherboard
Detailed descriptions
16.1 Motherboard
Input/Output
-
Output
Output
Output
-
Output
-
-
-
-
Output
Input/Output
Input/Output
-
Input
Input
Input
Input
Input
-
Output
Output
Output
Output
Output
Output
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