Connectors (continued)
Expansion slots
PCI Express
Front panel USB
Processor
Front panel control
Front panel audio HDA
header
Memory
Power 12 V
Power
LAN on motherboard
(LOM)
Controls and Lights
Front of computer:
Power button
Power light
Drive activity light
Diagnostic light
34
Specifications
Mini Tower: four full-height slots
Desktop: four half-height slots without riser, two
full-height slots, two half-height slots with riser
Small Form Factor: two half-height slots
Mini Tower and Desktop: one x16 connector and
one x1 connector
Small Form Factor: one x16 connector
Mini Tower: two 10-pin connectors
Desktop: one 10-pin connectors
Small Form Factor: one 10-pin connectors
one 775-pin connector
one 10-pin connector
one 10-pin connector
four 240-pin connectors
one 4-pin connector
one 24-pin connector
through RJ-45 connector on back panel
push button
blue light — Blinking blue in sleep state; solid blue
for power-on state
amber light — A boot failure has occurred. See
"Power Problems" on page 39.
blue light — A blinking blue light indicates the
computer is reading data from or writing data to the
SATA hard drive or CD/DVD.
amber