A S U S R S 1 6 0 - E 3 / P S 4A S U S R S 1 6 0 - E 3 / P S 4A S U S R S 1 6 0 - E 3 / P S 4A S U S R S 1 6 0 - E 3 / P S 4A S U S R S 1 6 0 - E 3 / P S 4 4 - 74 - 74 - 74 - 74 - 76 .6 .6 .6 .6 . G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 1 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 1 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 1 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 1 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 1 _ E N 1 )This jumper allows you to enable or disable the onboard Broadcom ®BCM5721 Gigabit LAN1 controller. Set to pins 1-2 to activate the GigabitLAN feature.7 .7 .7 .7 .7 . G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 2 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 2 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 2 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 2 _ E N 1 )G i g a b i t L A N c o n t r o l l e r s e t t i n g ( 3 - p i n L A N 2 _ E N 1 )These jumpers allow you to enable or disable the onboard Broadcom ®BCM5721 Gigabit LAN2 controller. Set to pins 1-2 to activate the GigabitLAN feature.®PVL-D/1U/SCSIPVL-D/1U/SCSI LAN1_EN settingLAN1_EN1Enable(Default)Disable12 23®PVL-D/1U/SCSIPVL-D/1U/SCSI LAN2_EN settingLAN2_EN1Enable(Default) Disable12 23