Asus R680EI-IM-A, Manual

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R680EI-IM-A
2-18
CAUTION!
Do not forget to connect the fan cables to the fan headers.
Insufficient air flow inside the system may damage the motherboard
components. These are not jumpers! Do not place jumper caps on the fan
headers!
5. CPU and Chassis Fan headers (4-pin CPU_FAN, 4-pin CHA_FAN)
Connect the fan cables to the fan headers on the motherboard, ensuring that
the black wire of each cable matches the ground pin of the header.
R680EI-IM-A
CHA_FAN CPU_FAN
CHA FAN PWM
CHA FAN IN
CHA FAN PWR
GND
B A
GND
CPU FAN PWR
CPU FAN IN
CPU FAN PWM
A
B
6. SPI TPM header (14-1 pin SPI TPM)
This header supports a Trusted Platform Module (TPM) system with a
Serial Peripheral Interface (SPI), allowing you to securely store keys, digital
certificates, passwords and data. A TPM system also enhances network
security, protects digital identities, and ensures platform integrity.
R680EI-IM-A
PIN 1
+1.8V TPM
PLTRST#
+18V SPI
SPI CS#
SPI MISO
SPI HOLD#
SPI TPM IRQ#
SPI TPM CS#
SPI FLASH WP#
GND
SPI CLK
SPI MOSI
TPM
Connector type Header 2x7p, K14, 2.0mm pitch
Connector type WAFER HD 4p, 2.54mm pitch, S/T