Siemens SIMATIC HMI IPC677C Operating Instructions Manual page 207

Display interface (1st LVDS channel), X400
Pin no. Short description
1 P5V_D_fused
2 P5V_D_fused
3 RXIN0-
4 RXIN0+
5 P3V3_D_fused
6 P3V3_D_fused
7 RXIN1-
8 RXIN1+
9 GND
10 GND
11 RXIN2-
12 RXIN2+
13 GND
14 GND
15 RXCLKIN-
16 RXCLKIN+
17 GND
18 GND
19 NC
20 NC
Display interface (2nd LVDS channel), X401
Pin no. Short description
1 GND
2 GND
3 RXIN10-
4 RXIN10+
5 GND
6 GND
7 RXIN11-
8 RXIN11+
9 GND
10 GND
11 RXIN12-
12 RXIN12+
13 GND
14 GND
15 RXCLKIN1-
16 RXCLKIN1+
17 GND
SIMATIC HMI IPC677C
Operating Instructions, 04/2013, A5E02722710-04
Meaning
+5V (fused) display VCC
+5V (fused) display VCC
LVDS output signal bit 0 (-)
LVDS output signal bit 0 (+)
+3.3V (fused) display VCC
+3.3V (fused) display VCC
LVDS output signal bit 1 (-)
LVDS output signal bit 1 (+)
Ground
Ground
LVDS output signal bit 2 (-)
LVDS output signal bit 2 (+)
Ground
Ground
LVDS clock signal (-)
LVDS clock signal (+)
Ground
Ground
Unassigned
Unassigned
Meaning
Ground
Ground
LVDS input signal bit 0 (-)
LVDS input signal bit 0 (+)
Ground
Ground
LVDS input signal bit 1 (-)
LVDS input signal bit 1 (+)
Ground
Ground
LVDS input signal bit 2 (-)
LVDS input signal bit 2 (+)
Ground
Ground
LVDS clock signal (-)
LVDS clock signal (+)
Ground
Detailed descriptions
16.1 Motherboard
Input / Output
Output
Output
Output
Output
Output
Output
Output
Output
-
-
Output
Output
-
-
Output
Output
-
-
-
-
Input / Output
-
-
Output
Output
Output
Output
Output
Output
-
-
Output
Output
-
-
Output
Output
-
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