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Jumpers and Connectors (Cont.)
JWDT1+JOBS1: Watchdog Timer Output and OBS Alarm
Closed Pins
Result
2-4, 8-10
Watchdog timer disable (2-4)
OBS beep (8-10)
4-6, 8-10
*Watchdog timer reset (4-6)
OBS beep (8-10)
* Default
Watchdog timer disable (2-4)
OBS beep (8-10)
PSON1: ATX/AT Mode Selection
Closed Pins
Result
1-2
AT mode
2-3
*ATX mode
* Default
1
2
3
AT mode
JUSB_1 (Rear USB), JUSB_2 (Onboard USB): USB
Power Source Switch Between +5V and +5V_DUAL
Closed Pins
Result
1-2
*USB +5V_DUAL power
2-3
USB +5V power
* Default
1
2
3
*USB +5 V_DUAL power
*Watchdog timer reset (4-6)
OBS beep (8-10)
1
2
3
*ATX mode
1
2
3
USB +5 V power
Jumpers and Connectors (Cont.)
JSETCOM3: COM3 RS-232/422/485 Jumper Settings
Closed Pins
Result
5-6, 7-9, 8-10,
*RS-232
13-15, 14-16
3-4, 9-11,
RS-422
10-12, 15-17,
16-18
1-2, 9-11,
RS-485
10-12, 15-17,
16-18
* Default
Note:
While RS-485 is selected, it is necessary to
change device mode to RS-485 for further
choice of auto flow control under BIOS menu.
Please refer to Chapter 3.2.2.10 of the user
manual for additional settings.
JFV1: VGA Dummy Load Setting
Closed Pins
Result
1-2
Enable VGA dummy load
2-3
*Disable VGA dummy load
* Default
1
2
3
Disable termination
AIMB-706 Startup Manual 3
1
2
3
*Enable termination
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