15
3.3
M2_3
PCIE1
PCIE2
PCIE3
PCIEX4
USB2_1 USB2_2 USB2_3 SYS_FAN1 SYS_FAN2 SYS_FAN3 F_PANEL
RSTBTN1 PWRBTN1
USB3G1_1USB3G1_2 USB3G2C_1
CPU_FAN AIO_PUMP SYS_FAN5 SYS_FAN4
ATX12V1 ATX12V2
REAR_AUDIO
HDMI
CLR_CMOS
USB3G2RC_1
USB3G2_R_LAN
USB2_R_1_2
USB3G1R_1_4
SATA3_3_4SATA3_5_6 SATA3_1_2
ATX_POWER
NZXT_RGB1 NZXT_RGB2
M2_1
BATTERY
224222602280
2242
22602280
FRONT_AUDIO
5V_ARGB1 12V_RGB1
M2_2
DDR4_B2*
DDR4_B1
DDR4_A2*
DDR4_A1
SOCKET AM4
Designed in California
MODEL: N7-B55XT VERSION: 1.0
N7 B550
CPU
DRAM
VGA
BOOT
6
7
8
9
10
11121314151617181920
21
22
23
24
25
26
27
23 4 5128 29 NO. PORT NAME DESCRIPTION
1
AM4 Socket AMD
Ryzen ( 3000, 4000
5000)
2AIO_PUMP 4-
«--
»
3NZXT RGB 1 & 24-
NZXT RGB LED
4DIMM A1-B2288-
DDR4
5SYS_FAN 4-54-
6ATX_POWER 24- ATX
7USB3G2C_1 USB 3.1 Gen 2 Type-C
8USB3G1_1 USB 3.1 Gen 1
9SATA 1-6 Serial ATA 6/
10 USB3G1_2 USB 3.1 Gen 1
11
12
13
14 M2_2
M.2 Socket 3 c M,
2242/2140/2280 (
PCIE SATA)
15 POST
NO. PORT NAME DESCRIPTION
16 SYS_FAN 1-34-
17 USB2_1-3 USB 2.0
18 12V RGB14-
12
19 5V ARGB13-
5
20 FRONT_AUDIO
21 PCIE4 PCI Express x1 Gen3
22 PCIE3 PCI Express x16 Gen3
23 CMOS
24 PCIE4 PCI Express x1 Gen3
25 M2_3
M.2 Socket 1 c
E,
2230
26 PCIEX16_1 PCI Express x16 Gen3
27 M2_1
M.2 Socket 3 c
M,
2242/2260/2280 (
PCIE)
28 ATX_12V8+4-
+12
29 CPU_FAN 4-