Biostar Z490A-SILVER Manual page 15

Note
» Before you power on the system, please make sure that both ATX, ATX_12V_2X2 and ATX_12V_2X4
connectors have been plugged-in.
» Insufficient power supplied to the system may result in instability or the peripherals not functioning
properly. Use of a PSU with a higher power output is recommended when configuring a system with
more power-consuming devices.
F_PANEL: Front Panel Header
This 16-pin header includes Power-on, Reset, HDD LED, Power LED, and speaker connection.
TPM: Trusted Platform Module Header
This header allows you to store cryptographic keys that protect information.
SATA_1U/ SATA_1L/ SATA_2U/ SATA_2L/ SATA_3U/ SATA_3L: Serial ATA Connectors
These connectors connect to SATA hard disk drives via SATA cables.
Pin Assignment Function
1 +5V
3 N/A
Speaker
5 N/A Connector
7 Speaker
9 HDD LED (+) Hard drive
11 HDD LED (-) LED
13 Ground
Reset
15 Reset control button
Pin Assignment
1 F_LAD0
3 F_LAD1
5 F_LAD2
7 F_LAD3
9 L_FRAME_N
11 SER_IRQ
13 CLK_RUN_N
Chapter 2: Hardware installation | 15
Z490A-SILVER
Pin Assignment Function
2 N/A
N/A
4 N/A
6 N/A N/A
8 Power LED (+)
Power
10 Power LED (+)
LED
12 Power LED (-)
14 Power button Power-on
16 Ground button
Pin Assignment
2 +3V
4 +3V
6 TPM_24MHZ
8 GND
10 NC
12 PLTRST_N
14 +3V3_DUAL
Pin Assignment
1 Ground
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground