ASROCK Taichi B550, User Manual, Page: 40 / 102

English
33
B550 Taichi
ATX 12V Power
Connectors
(8-pin ATX12V1)
(see p.8, No. 1)
(8-pin ATX12V2)
(see p.8, No. 2) This motherboard
provides two 8-pin ATX
12V power connector. To
use a 4-pin ATX power
supply, please plug it along
Pin 1 and Pin 5.
*Warning: Please make
sure that the power cable
connected is for the CPU
and not the graphics
card. Do not plug the
PCIe power cable to this
connector.
SPI TPM Header
(13-pin SPI_TPM_J1)
(see p.8, No. 32) This connector supports SPI
Trusted Platform Module (TPM)
system, which can securely store
keys, digital certificates, pass-
words, and data. A TPM system
also helps enhance network
security, protects digital
identities, and ensures platform
integrity.
RGB LED Headers
(4-pin RGB_LED1)
(see p.8, No. 29)
(4-pin RGB_LED2)
(see p.8, No. 5) These two RGB headers are used
to connect RGB LED extension
cable which allows
users to choose from various LED
lighting effects.
Caution: Never install the RGB
LED cable in the wrong orienta-
tion; otherwise, the cable may
be damaged.
*Please refer to page 64 for
further instructions on these two
headers.
1
SPI_DQ3
+3.3V
SPI_DQ2
SPI_CS0
Dummy
CLK
SPI_MISO
SPI_MOSI
GND
SPI_TPM_CS#
RST#
RSMRST#
TPM_PIRQ
4 1
8 5
12V G R B
1