Supermicro X6DHR-X8G Supplementary Manual

(Read the information listed below before using this product.)
1. For the X6DHR-X8G/XiG boards:
Jumpers J4F4/J4F5 (PLLSEL Select): These jumpers allow the user to select PLLSEL (Memory Speed). Make sure
that the jumper settings are set correctly according to your memory speed before you power on the system.
(*Warning!! If these jumpers are not set correctly according to your memory speed, video display failure may
occur!!!)
(*Notes: 1. The default setting is "Closed" for both
jumpers to enable DDR Memory at 333MHz. However, if
your memory speed is 266MHz, please make sure to set
both jumpers to "Open".
memory modules are used, 4 pieces of double banked
memory and 6 pieces of single banked memory are sup-
)
ported.
J1D1 (12V 8-pin PWR) and J38 (12 V 4-pin PWR): Make sure that both PWR Connectors are used to ensure
adequate power supply to the system and the CPU.

Important Information!!

If Reg. ECC DDR 333 ((-PC2700))
J 3 3
DIMM 1A
DIMM 1B
J 3 4
DIMM 2A
J 1 6
DIMM 2B
DIMM 3A
DIMM 3B
DIMM 4A
J 1 4
DIMM 4B
Attention!!
PLLSEL Select
Jumper Settings
DDR
*333 MHz
266MHz
(*Default:Closed-333MHz)
J4F4/J4F5
PW SMB
J 3 2
2 0 - P i n P W
J P 9
P W
F a i l
CPU1
CPU2
BIOS
IPMI 2.0
S I/O
Force PW-On
W O R
7 9 0 2
S C S I
S C S I
E n a b l e
JPA1 C T R L
JBT1
CH
CLR CMOS
JP10 I n t
J D 2 JP11 J W D OH J L 1
Alarm
FPUSB0/1 W D
S W
(J4F4/J4F5)
J4F4 J4F5
Closed Closed
Open Open
8-Pin
4-Pin
P W C P U
J 3 8
J1D1
J1B1
F A N 1
F A N 2
J 5
J 1 2 J 6
JPA3
J A 1
W O L
J D 1
P W S P K
L E D S W
Add-X6DHR-8G-07/30/04