User Manual

2-19
Chapter 2: Motherboard information
CAUTION! Do not forget to connect the fan cables to the fan headers.
Insufcient air flow inside the system may damage the motherboard
components. These are not jumpers! Do not place jumper caps on the fan
headers!
6. 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.
CHA_FAN
CPU_FAN
CHA FAN PWM
CHA FAN IN
CHA FAN PWR
GND
A
B
B
A
GND
CPU FAN PWR
CPU FAN IN
CPU FAN PWM
7. TPM header (14-1 pin TPM)
This header supports a Trusted Platform Module (TPM) system, allowing
you to securely store keys, digital certicates, passwords and data. A TPM
system also enhances network security, protects digital identities, and
ensures platform integrity.
PIN 1
SPI HOLD#
SPI MISO
SPI CS#
+3.3V SPI
PLTRST#
+3.3V
SPI MOSI
SPI CLK
GND
SPI FLASH WP#
SPI TPM CS#
SPI TPM IRQ#
TPM
Connector type
Header 2x7p, K14, 2.0mm pitch
Connector type
WAFER HD 4p, 2.54mm pitch, S/T