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Chapter 2 Hardware Configuration
PPC-7508F USER’S MANUAL
Page: 2-9
2-6. COM 3 RI & VOLTAGE SELECTION
JP9 : COM3 RI & Voltage Selection
The selections are as follows:
SELECTION
JUMPER SETTING
(Pin Closed)
JUMPER
ILLUSTRATION
RI
(default)
1-2
12V
3-4
COM3
5V
5-6