User Manual
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... Connector (Hi-Density Power Connec- B550M Steel Legend • 1 x M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)** ** Supports NVMe SSD as boot disks ** Supports ASRock U.2 Kit Connector • 1 x SPI TPM Header • 1 x Power LED and Speaker Header • 2 x RGB LED Headers * Support in total...
... Connector (Hi-Density Power Connec- B550M Steel Legend • 1 x M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)** ** Supports NVMe SSD as boot disks ** Supports ASRock U.2 Kit Connector • 1 x SPI TPM Header • 1 x Power LED and Speaker Header • 2 x RGB LED Headers * Support in total...
User Manual
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...) 4 CPU/Water Pump Fan Connector (CPU_FAN2/WP) 5 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 6 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) 7 RGB LED Header (RGB_LED1) 8 Addressable LED Header (ADDR_LED1) 9 ATX Power Connector (ATXPWR1) 10 USB 3.2 Gen1 Header (F_USB3_1_2) 11 SATA3 Connector (SATA3_2) 12 SATA3 Connector (SATA3_1) 13... Connector (CHA_FAN3/WP) 27 Clear CMOS Jumper (CLRCMOS1) 28 Thunderbolt AIC Connector (TB1) 29 Addressable LED Header (ADDR_LED2) 30 RGB LED Header (RGB_LED2) 31 Front Panel Audio Header (HD_AUDIO1) 32 Chassis/Water Pump Fan Connector (CHA_FAN1/WP) 8 English
...) 4 CPU/Water Pump Fan Connector (CPU_FAN2/WP) 5 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 6 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) 7 RGB LED Header (RGB_LED1) 8 Addressable LED Header (ADDR_LED1) 9 ATX Power Connector (ATXPWR1) 10 USB 3.2 Gen1 Header (F_USB3_1_2) 11 SATA3 Connector (SATA3_2) 12 SATA3 Connector (SATA3_1) 13... Connector (CHA_FAN3/WP) 27 Clear CMOS Jumper (CLRCMOS1) 28 Thunderbolt AIC Connector (TB1) 29 Addressable LED Header (ADDR_LED2) 30 RGB LED Header (RGB_LED2) 31 Front Panel Audio Header (HD_AUDIO1) 32 Chassis/Water Pump Fan Connector (CHA_FAN1/WP) 8 English
User Manual
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... to choose from various LED lighting effects. otherwise, the cable may be damaged. *Please refer to page 58 for further instructions on these two headers. RGB LED Headers (4-pin RGB_LED1) (see p.7, No. 7) B R G 12V 1 (4-pin RGB_LED2) (see p.7, No. 29) 1 12V G R B Addressable LED Headers (3-...(see p.7, No. 8) 1 VOUT DO_ADDR GND (3-pin ADDR_LED2) (see p.7, No. 28) 1 GND DO_ADDR VOUT 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 Addressable LED cable in the wrong...
... to choose from various LED lighting effects. otherwise, the cable may be damaged. *Please refer to page 58 for further instructions on these two headers. RGB LED Headers (4-pin RGB_LED1) (see p.7, No. 7) B R G 12V 1 (4-pin RGB_LED2) (see p.7, No. 29) 1 12V G R B Addressable LED Headers (3-...(see p.7, No. 8) 1 VOUT DO_ADDR GND (3-pin ADDR_LED2) (see p.7, No. 28) 1 GND DO_ADDR VOUT 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 Addressable LED cable in the wrong...
User Manual
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... within 2 meters. 57 English RGB_LED1 B R G 12V 1 1 B R 12V G RGB_LED2 1 12V G R B 1. The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with the package. 2. Connecting the LED Strip Connect your system and unplug the power cord from the power supply. B550M Steel Legend 3.5 ASRock Polychrome SYNC ASRock Polychrome SYNC is a lighting control utility specifically designed for unique individuals...
... within 2 meters. 57 English RGB_LED1 B R G 12V 1 1 B R 12V G RGB_LED2 1 12V G R B 1. The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with the package. 2. Connecting the LED Strip Connect your system and unplug the power cord from the power supply. B550M Steel Legend 3.5 ASRock Polychrome SYNC ASRock Polychrome SYNC is a lighting control utility specifically designed for unique individuals...
User Manual
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Failure to do not come with a maximum power rating of 3A (5V) and length within 2 meters. The RGB LED header supports WS2812B addressable RGB LED strip (5V/Data/ GND), with the package. 2. otherwise, the cable may cause damages to the Addressable LED Headers (ADDR_LED1,...on the motherboard. ADDR_LED1 1 VOUT DO_ADDR GND ADDR_LED2 1 1 GND DO_ADDR VOUT 1. Before installing or removing your RGB LED cable, please power off your Addressable RGB LED strips to motherboard components. 1. Please note that the RGB LED strips do so may be damaged. 2. English 58 Never install the...
Failure to do not come with a maximum power rating of 3A (5V) and length within 2 meters. The RGB LED header supports WS2812B addressable RGB LED strip (5V/Data/ GND), with the package. 2. otherwise, the cable may cause damages to the Addressable LED Headers (ADDR_LED1,...on the motherboard. ADDR_LED1 1 VOUT DO_ADDR GND ADDR_LED2 1 1 GND DO_ADDR VOUT 1. Before installing or removing your RGB LED cable, please power off your Addressable RGB LED strips to motherboard components. 1. Please note that the RGB LED strips do so may be damaged. 2. English 58 Never install the...
User Manual
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Toggle on/off the RGB LED switch Sync RGB LED effects for all LED regions of the motherboard Select a RGB LED light effect from the ASRock Live Update & APP Shop and start coloring your PC style your preference. English 59 Download this utility from the drop-down menu. B550M Steel Legend ASRock Polychrome SYNC Utility Now you can adjust the RGB LED color through the ASRock Polychrome SYNC Utility. Drag the tab to customize your way!
Toggle on/off the RGB LED switch Sync RGB LED effects for all LED regions of the motherboard Select a RGB LED light effect from the ASRock Live Update & APP Shop and start coloring your PC style your preference. English 59 Download this utility from the drop-down menu. B550M Steel Legend ASRock Polychrome SYNC Utility Now you can adjust the RGB LED color through the ASRock Polychrome SYNC Utility. Drag the tab to customize your way!