Asus AP1600R, User Manual

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C h a p t e r 4 : M o t h e r b o a r d i n f o r m a t i o n C h a p t e r 4 : M o t h e r b o a r d i n f o r m a t i o n C h a p t e r 4 : M o t h e r b o a r d i n f o r m a t i o n C h a p t e r 4 : M o t h e r b o a r d i n f o r m a t i o n C h a p t e r 4 : M o t h e r b o a r d i n f o r m a t i o n 4 - 4 4 - 4 4 - 4 4 - 4 4 - 4
4.2 Switches and jumpers
4 . 2 . 1 4 . 2 . 1
4 . 2 . 1 4 . 2 . 1 4 . 2 . 1
Switches Switches
Switches Switches Switches
The DIP switches (DSW1) allow you to select either DDR333 or
DDR266 memory speed depending on the installed DDR DIMMs.
®
NCL-DS1R1
NCL-DS1R1 CPU external frequency selection
DSW1
DDR 333 setting DDR 266 setting
ON
1 2 3 4 5
ON
1 2 3 4 5
1 . 1 . 1 . 1 . 1 . S C S I c o n t r o l l e r s e t t i n g ( 3 - p i n S C S I _ E N 1 ) S C S I c o n t r o l l e r s e t t i n g ( 3 - p i n S C S I _ E N 1 ) S C S I c o n t r o l l e r s e t t i n g ( 3 - p i n S C S I _ E N 1 ) S C S I c o n t r o l l e r s e t t i n g ( 3 - p i n S C S I _ E N 1 ) S C S I c o n t r o l l e r s e t t i n g ( 3 - p i n S C S I _ E N 1 )
This jumper allows you to enable or disable the onboard Adaptec
AIC-7902W SCSI U320 controller. Set to pins 1-2 to activate the SCSI
feature, and support RAID configurations.
®
NCL-DS1R1
SCSI_EN1
Enable
(Default) Disable
2 3 1 2
NCL-DS1R1 SCSI setting
4 . 2 . 2 4 . 2 . 2 4 . 2 . 2 4 . 2 . 2 4 . 2 . 2 Jumpers Jumpers Jumpers Jumpers Jumpers