Detailed descriptions
16.1 Internal components
SIMATIC IPC427C
108 Operating Instructions, 04/2009, A5E02414743-01
16.1.3.3 DVI-I
DV-I port, standard socket
Pin no. Short description Description
1 TMDS Data2- DVI data channel (O)
2 TMDS Data2+ DVI data channel (O)
3 TMDS Data2/4 shield Cable shield
4 NC*
5 NC
6 DDC clock (SCL) Display data channel – clock (I/O)
7 DDC data (SDA) Display data channel – data (I/O)
8 Analog vertical sync (VSYNC) Analog vertical sync signal (O)
9 TMDS Data1- DVI data channel (O)
10 TMDS Data1+ DVI data channel (O)
11 TMDS Data1/3 shield Cable shield
12 NC
13 NC
14 +5V power (VCC) +5V power for DCC (O)
15 Ground (return for +5V, Hsync and
Vsync) (GND)
Analog ground
16 Hot Plug Detect
17 TMDS data 0- DVI data channel (O)
18 TMDS data 0+ DVI data channel (O)
19 TMDS Data0/5 shield Cable shield
20 NC
21 NC
22 TMDS clock shield Cable shield
23 TMDS clock+ DVI clock channel (O)
24 TMDS clock- DVI clock channel (O)
C1 Analog red (R) Analog red signal (O)
C2 Analog green (G) Analog green signal (O)
C3 Analog blue (B) Analog blue signal (O)
C4 Analog horizontal sync (HSYNC) Analog horizontal sync signal (O)
C5 Analog ground (analog R, G, &
return) (GND)
Analog ground
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