Tyan Computer GX21 - Manual (Page 54)

3.8 Replacing the S-ATA Backplane
46 Chapter 3: Replacing Pre-Installed Components
3.8.1 2 Port S-ATA Backplane Features
1
ON
KE
23456
J3 serial ATA7 pin
connector
J4 HDD2 serial ATA
7 pin connector
BZ1 buzzer
U1 monitor fan1,
fan2 temperature
U2 monitor fan3,
fan4
U3 monitor fan5
Fan 5 connector
Fan 4 connector
Fan 3 connector
Fan 2 connector
Fan 1 connector
1 function set switch
P1 LED pin output, 2
x 6 pin header
J5 DC power input
connector
J6 12C connector