ROHS MB-i9650 Quick Installation Manual page 7

Jumpers
5.2.1 JPWR1: AT/ATX Power
Mode (38)
Pin 1-2 Mode
Short AT Mode
Open ATX Mode (Default)
5.2.2 JBAT1: CMOS Setup (39)
Pin Mode
1-2 Keep CMOS (Default)
2-3 Clear CMOS
5.2.3 JVLCD1: LCD Panel Voltage
Selector (40)
The voltage of LCD panel could be selected by
JVLCD1 in +5V or +3.3V.
Pin Voltage
1 - 2 +5V
2 - 3 +3.3V (Default)
5.2.4 JSR1: COM2 RS-232/422/485
Select (41)
It can be configured COM2 to operate in RS-232,
RS-422 or RS-485 mode.
Pin Mode
1-2 (Short) RS-232 (Default)
3-4 (Short) RS-422
5-6 (Short) RS-485
5.2.5 JP8: Compact Flash Select (42)
Pin Mode
Short Master
Open Slave (Default)
5.2.6 JP1, JP2, JP4, JP5, JP6, JP7:
COM Port Power Special
Support (43), (44), (45), (46),
(47), (48)
Pin Voltage
1 - 2 Standard signal for Pin-9 (Default)
2 - 3 +12V
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