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X7DBR-8/X7DBR-i User's Manual
Fan Headers
The X7DBR-8/X7DBR-i has fi ve chassis/sys-
tem fan headers (Fan1 to Fan5.) See the table
on the right for pin defi nitions. (*The onboard
fan speeds are controlled by Thermal Manage-
ment via BIOS Hardware Monitoring in the
.
Advanced Setting
Note: Default: Disabled.)
(*Note: all these fans are 4-pin fan connec-
tors. However, Pins 1-3 of the fan headers
are backward compatible with the traditional
3-pin fans.)
GLAN1
PCI-X 100MHz ZCR
PCI-X 100MHz
GLAN2
SCSI
CTRLR
PWR
4-pin
8-pin PWR
SMB
JPWF
PWR
SXB-
SXB-
SXB-
2-16
3-Pin Fan Header
Pin Defi nitions
Pin#
Defi nition
1
Ground
2
+12V
3
Tachometer
4-Pin Fan Header
Pin Defi nitions
Pin#
Defi nition
1
Ground
2
+12V
3
Tachometer
4
PWM Signals
A. Fan 1
B. Fan 2
A
C. Fan 3
B
D. Fan 4
E. Fan 5
C
D
E
JOH1
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