Advantech AIMB-786, User Manual

Page: 22 / 116

AIMB-786 User Manual 10
1.8.5 USB power source switch b5V and +5V_DUAL for
rear USB ports (JUSB_1) and onboard USB ports (JUSB_2)
AIMB-786 allows users to set USB power b5 V_DUAL and +5 V. When the
jumper is set as +5 V, the board doesn't support wake up from S3 via keyboard or
mouse
1.8.6 PCI clock selection (JPCICLK1)
Table 1.6: USB power source switch b5V and +5V_DUAL for
rear USB ports (JUSB_1) and on board USB ports (JUSB_2)
Function Jumper Setting
*USB +5 V_DUAL
power
USB +5 V power
* default setting
Note! Switching to USB +5V_DUAL is recommended for higher stability while
a KVM is used.
1-2 closed
1 2 3
2-3 closed
1 2 3
Table 1.7: PCI clock selection (JPCICLK1)
Function Jumper Setting
66 MHz
*33 MHz
* default setting
1-2 closed
1 2 3
2-3 closed
1 2 3