B
Appendix B—System board
designators
This appendix lists the system board designators for this system.
Designator
Silkscreen
Component
MTG1-MTG10
N/A
Mounting holes
E14
E14
Boot block header/jumper
E49
E49
Clear password header/jumper
J20
SLOT 5 PCI
PCI slot
J21
SLOT 6 PCI
PCI slot
J22
Slot 7 PCI
PCI slot
J33
SLOT 3 PCIe x8 (4)
PCI Express slot
J31
SLOT1 PCIe x1
PCI Express slot
J32
SLOT4 PCIe2 x16 75W + 75W
PCI Express slot
J41
SLOT2 PCIe2 x16 75W + 75W
PCI Express slot
P60-64
SATA0 – SATA4
SATA Connectors
CN6
CN6
External SATA
J50, P53
PARALLEL/SERIAL
Parallel port and serial port stack connector
P52
P52
Optional serial port
J68
KBD_MS
Stacked keyboard/mouse connector
J9
J9
Stacked RJ 45/dual USB
J10
QUAD USB
Quad stacked USB
CN7
USB
Single vertical USB
J83
J83
Triple stacked audio jack
SW50
CMOS
Clear CMOS switch/push button
P1
P1
Power supply connector (24-pin)
P3
PWRCPU
Processor power
P10
FDD
Diskette driver connector
P11
AUX-IN
Auxiliary audio connector
P23
FRNT AUDIO
Front panel audio header
P24
FRNT USB
Front panel USB header
P25
INT USB
Internal USB header
168 Appendix B Appendix B—System board designators
ENWW