Com3 And Com4 Voltage Select Jumper - VIA Technologies EPIA-M920 User Manual

3.4. COM3 and COM4 Voltage Select Jumper

The voltage for COM3 and COM4 is controlled by the jumper labeled as
"J13". The voltage can be either +5V or +12V. +5V is the default setting. The
odd pin numbers correspond to COM3. The even pin numbers correspond to
COM4. The jumper settings are shown below.
Figure 38 Figure 38: COM3 and COM4 voltage select jumper diagram : COM3 and COM4 voltage select jumper diagram
Figure Figure 38 38 : COM3 and COM4 voltage select jumper diagram : COM3 and COM4 voltage select jumper diagram
Table Table Table Table 33 33: COM3 and COM4 voltage select jumper settings 33 33 : COM3 and COM4 voltage select jumper settings : COM3 and COM4 voltage select jumper settings : COM3 and COM4 voltage select jumper settings
COM COM3 3 3 3 Setting COM COM Setting Setting Setting Pin 2 Pin 2 Pin 2 Pin 2
+5V (default) Short
+12V Open
COM COM COM4 4 4 4 Setting COM Setting Setting Setting Pin 1 Pin 1 Pin 1 Pin 1
+5V (default) Short
+12V Open
EPIA EPIA- - - - M920 M920 User Manual
EPIA EPIA M920 M920
Pin 4 Pin 4 Pin 4 Pin 4 Pin 6 Pin 6 Pin 6 Pin 6
Short Open
Short Short
Pin 3 Pin 3 Pin 3 Pin 3 Pin 5 Pin 5 Pin 5 Pin 5
Short Open
Short Short
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