
Chapter 2
–
Hardware Information
8
COM
E
xp
res
s C
ar
rier
Bo
ard
ECB
-920A
-A11
2.2.4
Serial Port and CAN Bus Selection (CN48)
Pins 1-3 and 2-4 selected
Pins 3-5 and 4-6 selected
Serial Port (Default)
CAN Bus
Note: To prevent unintended operation or damage to system, do not connect jumpers
on CN48 in any other configuration than shown above.
2.2.5
PWM FAN Power Selection (CN53)
Pins 1-2
Pins 2-3
+12V FAN Voltage (Default)
+5V FAN Voltage
2.2.6
AT/ATX Mode Selection (CN55)
Pins 1-3 and 2-4 selected
Pins 3-5 and 4-6 selected
ATX Supply Controlled (Default)
ATX Supply in AT Mode
Note: To prevent unintended operation or damage to system, do not connect jumpers
on CN55 in any other configuration than shown above.
Summary of Contents for ECB-920A-A11
Page 1: ...Last Updated February 1 2021 ECB 920A A11 COM Express Carrier Board User s Manual 1st Ed ...
Page 13: ...Preface XIII COM Express Carrier Board ECB 920A A11 2 4 Function Block Diagram 33 ...
Page 14: ...COM Express Carrier Board ECB 920A A11 Chapter 1 Chapter 1 Product Specifications ...
Page 17: ...COM Express Carrier Board ECB 920A A11 Chapter 2 Chapter 2 Hardware Information ...
Page 18: ...Chapter 2 Hardware Information 5 COM Express Carrier Board ECB 920A A11 2 1 Dimensions ...