Siemens SIMATIC Box PC 820 - Page 151

6-5
Box PC 820 / PC FI45 V2, Manual
A5E00051531-03
Pin No. RemarksSignal NameConnection to
33 – – Not connected
34 P5V P5V
35 GND GND
36 X1-6, X4-18 DP_LED
37 – – Not connected
38 – – Not connected
39 X1-8 POWER_LED
40 X1-7 HD_LED
Socket Connector X5
Connection to the keyboard controller.
Pin No. Connection to Signal Name Remarks
1 X4-27 KBD_CLK_E Keyboard clock, external
keyboard
2 1P5V 1P5V +5V via multifuse to motherboard
3 GND GND
4 X4-30 KBD_DAT_E Keyboard data, external
keyboard
5 GND GND
6 X4-3 KBD_CLK_I Keyboard clock, connection to
motherboard
7 X4-5 KBD_DAT_I Keyboard data, connection to
motherboard
8 X4-24 DTAST_DAT Direct keys data signal
9 X4-25 DTAST_LATCH Direct keys latch signal
10 X4-26 DTAST_CLK Direct keys clock signal
Front Adapter Module (FI45)
Siemens Distributor
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