Hardware Information
25
NuPRO-E330
2.4
Jumpers
Clear CMOS (JBAT1)
The CMOS RAM data contains the date / time and BIOS setting
information. CMOS is powered by the onboard button cell battery.
To erase the CMOS RAM data:
1. Power down and disconnect power from the system.
2. Short pins 2-3 on JP1.
3. Reconnect power and power up the system.
4. After power up, remove the jumper cap from pins 2-3
and reinstall it to pins 1-2.
COM1 Mode Jumper Settings (JP1-4)
Short the jumper pins according to the following settings to set
COM1 to RS-232/422/485/485+ mode:
RTC status
Connection
JBAT1
Normal
1 – 2
Clear CMOS
2 – 3
RS-232
RS-422
RS-485
RS-485+
JP1
-
1-3, 2-4
1-3, 2-4
3-5, 4-6
JP2
1-3, 2-4
3-5, 4-6
3-5, 4-6
3-5, 4-6
JP3
1-3, 2-4
3-5, 4-6
3-5, 4-6
3-5, 4-6
JP4
1-2
3-4
5-6
5-6
Summary of Contents for NuPRO-E330
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