Dell Precision 390 User Manual

System Board Components
Specifications
4
processor airflow shroud
5
primary hard drive bay
6
card fan
7
processor fan
8
lower 3.5-inch drive bay
9
upper 3.5-inch drive bay
10
lower 5.25-inch drive bay
11
upper 5.25-inch drive bay
12
drive cage
1
power connector (12VPOWER)
2
memory module connectors
3
battery socket (BATTERY)
4
memory fan connector (FAN_MEM)
5
front panel connector
6
main power connector (POWER)
7
IDE drive connector (IDE)
8
SATA connectors (SATA-1, SATA-3,
SATA-0, SATA-2)
9
RTC reset jumper (RTCRST)
10
Flexbay connector (FLEXBAY)
11
chassis intrusion header
12
PCI-Express x1 card slot
13
PCI-Express x16 up to 150 W
card slot
14
PCI-Express x8 card slot (wired as
x4)
15
PCI card slots (1–3)
16
external LED connector (AUX LED)
17
floppy drive (FLOPPY)
18
serial connector (SERIAL2)
19
card cage fan
(FAN_CARD_CAGE)
20
internal speaker connector
(INT_SPKR 1)
21
processor fan connector
(FAN_CPU)
22
processor fan thermal sensor
connector (THRM)
23
password jumper (PSWD)
24
processor connector (CPU)

Microprocessor
Microprocessor types
Select Intel®Core™(dualcore)processors
Intel®Pentium®4 (single core) (with Hyper-
Threading technology)
Intel®Pentium®D (dual core) (no Hyper-Threading
technology)
Select Intel®Pentium®Extreme Edition processors
(single or dual core) (with Hyper-Threading

Dell Precision 390 Specifications

General

Memory	Up to 8GB DDR2 SDRAM
Network	Integrated Gigabit Ethernet
Processor	Intel Core 2 Duo
Chipset	Intel 975X Express
Graphics	ATI FireGL
Storage	SATA 3.0Gb/s
Optical Drive	DVD-ROM, DVD+/-RW
Operating System	Microsoft Windows XP Professional, Red Hat Linux
Power Supply	375W
Expansion Slots	1 PCI Express x1 slot, 3 PCI slots
Ports	USB 2.0, serial, parallel