HMi Series Instruction Leaflet
Hardware Features
4” HM
i
(HMI04BU/HMI04CU)
A Power
Input
Terminal
B COM2
C COM1
(Note)
D USB
E Startup
Switch
UP position - Run Mode
DOWN position - Boot Menu
NOTE
For simultaneous communications, wire one DB9 connector for COM1 and COM3
according to the pinout diagram in this document.
EATON CORPORATION
www.eaton.com 4
