J20: Front Panel Function Connector; J21: Spi Flash Connector (Factory Use Only) - American Megatrends MB980 User Manual

INSTALLATIONS

J20: Front Panel Function Connector

Signal Name Pin #
SPK +
NC
SPK – (GND)
SPK – (GND)
NC
NC
PWR_SW
NC
RST
HDD LED -

J21: SPI Flash Connector (Factory use only)

20
All manuals and user guides at all-guides.com
1
19
Pin # Signal Name
2 1 PWR LED +
4 3 PWR LED- (GND)
6 5 PWR LED- (GND)
8 7
10 9
12 11
14 13 PWR_SW
16 15
18 17
20 19 HDD LED +
2
1
MB980 User's Manual
2
20
NC
NC
NC
NC
GND
10
9