Intel D850EMV2 Product Specification Update - Page 16

Intel, Precision Cooling Technology for Advanced Fan, Speed Control

Page 16 highlights

Intel Desktop Board D850EMV2 Specification Update • If the desired memory configuration has been achieved in bank 0, install CRIMMs in the sockets in bank 1. • If memory is to be installed in bank 1, the RIMM modules to be installed must be the same size and density to each other and match the speed of the RIMM modules in bank 0. ✏ NOTE If bank 0 has two 128 MB RIMMs of PC800-40 RDRAM, bank 1 would require PC800-40 RDRAM also. However, any other supported RIMM modules such as 64 MB, 128 MB, 256 MB, or 512 MB could be used. ✏ NOTE These changes only affect desktop boards with AA numbers C18361-603, C18369-604, C18701-603, and later. 3. Addition to Section 1.13.1, Intel® Precision Cooling Technology For Advanced Fan Speed Control Section 1.13.1.4, Intel Precision Cooling Technology for Advanced Fan Speed Control will be added: 1.13.1.4 Intel Precision Cooling Technology for Advanced Fan Speed Control Intel Precision Cooling Technology automatically adjusts the chassis fan speeds depending on the system's temperature. This feature reduces system fan noise by lowering the speed of the chassis fans connected to the front, rear, and RIMM chassis fan connectors. This feature does not control the processor fan connector. The fan speed control feature can be disabled in the BIOS, resulting in the chassis fans always operating at full speed. This feature should be disabled if a self-controlled fan is attached to a chassis fan connector. Overall system noise reduction will vary based on system configuration and environment. The features of the hardware monitoring and fan control ASIC (Analog Devices ADM1027, National Semiconductor LM85, Standard Microsystems SMSC EMC6D101, or equivalent) include: • Internal ambient temperature sensor • Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing 10

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Intel
Desktop Board D850EMV2 Specification Update
10
If the desired memory configuration has been achieved in bank 0, install CRIMMs in
the sockets in bank 1.
If memory is to be installed in bank 1, the RIMM modules to be installed must be
the same size and density to each other and match the speed of the RIMM modules
in bank 0.
NOTE
If bank 0 has two 128 MB RIMMs of PC800-40 RDRAM, bank 1 would require
PC800-40 RDRAM also.
However, any other supported RIMM modules such as
64 MB, 128 MB, 256 MB, or 512 MB could be used.
NOTE
These changes only affect desktop boards with AA numbers C18361-603,
C18369-604, C18701-603, and later.
3.
Addition to Section 1.13.1, Intel
®
Precision Cooling Technology For
Advanced Fan Speed Control
Section 1.13.1.4, Intel
Precision Cooling Technology for Advanced Fan Speed Control will be added:
1.13.1.4 Intel
Precision Cooling Technology for Advanced Fan
Speed Control
Intel Precision Cooling Technology automatically adjusts the chassis fan
speeds
depending on the system
s temperature. This feature reduces system fan
noise by lowering the speed of the chassis fans connected to the front, rear, and
RIMM chassis fan connectors. This feature does not control the processor fan
connector.
The fan speed control feature can be disabled in the BIOS, resulting in the
chassis fans always operating at full speed. This feature should be disabled if a
self-controlled fan is attached to a chassis fan connector.
Overall system noise reduction will vary based on system configuration and
environment.
The features of the hardware monitoring and fan control ASIC (Analog
Devices ADM1027, National Semiconductor LM85, Standard Microsystems
SMSC EMC6D101, or equivalent) include:
Internal ambient temperature sensor
Two remote thermal diode sensors for direct monitoring of processor
temperature and ambient temperature sensing