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Chapter 2 Hardware Configuration
PMB-531LF USER
′
S MANUAL
Page: 2-9
JP17 : COM4 RI & Voltage Selection
The selections are as follows:
COM
SELECTION
JUMPER
SETTINGS
JUMPER
ILLUSTRATION
5V
5-6
12V 3-4
COM4
RI 1-2
***Manufacturing Default -- RI.