B System board designators
This appendix describes the system board designators for this workstation.
Designator Silk screen Component
MTG1-MTG10 N/A Mounting holes
E15 E15 Crisis recovery header/jumper
E49 E49 PSWD Clear password header/jumper
J9 J9 RJ/USB LAN/DUAL USB
J10 J10 QUAD USB Quad rear USB
J20 J20 SLOT6 PCI PCI slot
J21 J21 SLOT5 PCI PCI slot
J31 J31 SLOT1 PCIe2 x8(4) PCIe2 x8(4) slot
J32 J32 SLOT3 PCIe x8(4) PCIe x8(4) slot
J41 J41 SLOT2 PCIe2 x16 75W PCIe2 x16 slot
J42 J42 SLOT4 PCIe2 x16 75W PCIe2 x16 slot
J68 J68 PS2 KBD_MSE Stacked keyboard/mouse connector
J83 J83 AUD Triple stacked audio jacks
J86 J86 Slot2 PCIe x16 retention clip
J87 J87 Slot4 PCIe x16 retention clip
SW50 SW50 CMOS Clear CMOS switch/push button
P1 P1PWR Power supply connector (24-pin)
P3 P3 PWR CPU CPU power connector (4-pin)
P5 P5 PB/LED Power button/HDD LED/Power LED switch/
Side access panel sensor/Temperature header
P8 P8 REAR FAN Rear system fan
P10 P10 FLPY Floppy diskette drive connector
P24 P24 FRONT USB Front panel USB header
P25 P25 USB2 Single USB header
P26 P26 DASH/USB1 DASH/Dual internal USB
P29 P29 HDD LED Hard disk drive LED connector
P60-P63 P60 - P63
SATA0 - SATA3
SATA Connectors
230 Appendix B System board designators ENWW
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