Jbat1: Clear Cmos Contents; Jp1, Jp2, Jp3: Rs232/Rs422/Rs485 (Com1) Selection; Jp4: Com1 Rs232 Ri/+5V/+12V Power Setting; Jp5: Com2 Rs232 Ri/+5V/+12V Power Setting - Intel MB970 User Manual

JBAT1: Clear CMOS Contents

JBAT1 Setting
Pin 1-2
Short/Closed
Pin 2-3
Short/Closed

JP1, JP2, JP3: RS232/RS422/RS485 (COM1) Selection

COM1
Function
Jumper
Setting
(pin closed)

JP4: COM1 RS232 RI/+5V/+12V Power Setting

JP4
Short/Closed
Short/Closed
Short/Closed

JP5: COM2 RS232 RI/+5V/+12V Power Setting

JP5
Short/Closed
Short/Closed
Short/Closed
MB970 User's Manual
INSTALLATIONS
Function
Normal
Clear CMOS
RS-232 RS-422
JP1: JP2:
3-5&4-6 1-3&2-4
JP3: JP3:
1-2 3-4
JP2: JP2:
3-5 & 4-6 1-3 & 2-4
Setting Function
Pin 1-2
+12V
Pin 3-4
RI
Pin 5-6
+5V
Setting Function
Pin 1-2
+12V
Pin 3-4
RI
Pin 5-6
+5V
RS-485
JP1:
1-3&2-4
JP3:
5-6
JP2:
1-3 & 2-4
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