Manuals

Manuals
Technical Specifications: Dell Dimension 8400 Systems Service Manual

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Specifications

Dell™ Dimension™ 8400 Service Manual


Processor

Processor type

Intel® Pentium® 4 with HT Technology

NOTE: Not all Pentium 4 processors support Hyper-Threading technology.

Level 1 (L1) cache

16 KB

Level 2 (L2 or L3) cache

512 KB, 1 MB, or 2 MB (depending on your computer configuration) pipelined-burst, eight-way set associative, write-back SRAM

Memory

Type

400- and 533-MHz DDR2 unbuffered SDRAM

Memory connectors

four

Memory capacities

128-, 256-, 512-, or 1-GB non-ECC

Maximum memory

4 GB

NOTE: See "Addressing Memory With 4-GB Configurations" to verify the amount of memory available to the operating system.

BIOS address

F0000h

Computer Information 

Chipset

Intel 925X Express or Intel 925XE Express

DMA channels

eight

Interrupt levels

24

BIOS chip (NVRAM)

4-Mb

NIC

Integrated network interface capable of 10/100/1000 communication.

System clock

800- or 1066-MHz data rate (depending on your processor)

Video

Type

PCI Express

Audio

Type

ADI 1980 AC'97 Codec

NOTE: This audio type is present only on computers with integrated sound capabilities.

Expansion Bus 

Bus type

PCI 2.3
PCI Express x1 and x16

Bus speed

PCI: 33 MHz

PCI Express:

x1 slot bidirectional speed — 500 MB/s

x16 slot bidirectional speed — 8 GB/s

 

 

PCI

 

connector

three

connector size

120 pins

connector data width (maximum)

32 bits

 

 

PCI Express

 

connector

one x1

connector size

36 pins

connector data width (maximum)

1 PCI Express lane

 

 

PCI Express

 

connectors

one x16

connector size

164 pins

connector data width (maximum)

16 PCI Express lanes

Drives 

Externally accessible:

 

two 3.5-inch drive bays

two 5.25-inch drive bays

Available devices

Serial ATA drive, floppy drive, Zip drive, USB memory devices, CD drive, CD-RW drive, DVD drive, DVD-RW drive, and DVD and CD-RW combo drive

Internally accessible:

two bays for 1-inch high hard drives

Connectors

External connectors:

Serial

9-pin connector; 16550C-compatible

Parallel

25-hole connector (bidirectional)

Video

15-hole connector

Network adapter

RJ45 connector

PS/2 (keyboard and mouse)

two 6-pin mini-DIN connectors

USB

two front-panel and six back-panel USB 2.0–compliant connectors

Audio

five connectors for line-in, line-out, microphone, surround, and center/Low Frequency Effects (LFE) channel; one front-panel connector for headphones

System board connectors:

Primary IDE drive

40-pin connector on PCI local bus

Serial ATA

four 7-pin connectors

Floppy drive

34-pin connector

Fan

two 5-pin connectors

PCI 2.3

120-pin connector

PCI Express x1

36-pin connector

PCI Express x16

164-pin connector

Telephony (TAPI)

4-pin connector

Controls and Lights 

Power control

push button

Power light

green light — Blinking green in sleep state; solid green for power-on state.

amber light — Blinking amber indicates a problem with an installed device; solid amber indicates an internal power problem (see "Power Lights").

Hard-drive access light

green

Link integrity light (on integrated network adapter)

green light — A good connection exists between a 10-Mbps network and the computer.

orange light — A good connection exists between a 100-Mbps network and the computer.

yellow light — A good connection exists between a 1 Gb (or 1000-Mbps) network and the computer.

off (no light) — The computer is not detecting a physical connection to the network.

Activity light (on integrated network adapter)

yellow blinking light

Diagnostic lights

four lights on the back panel (See "Diagnostic Lights.")

Standby power light

AUX_PWR on the system board

Power

DC power supply:

Wattage

350 W

Heat dissipation

460.7 BTU/hr

Voltage (see the safety instructions located in the Product Information Guide for important voltage setting information)

fixed-voltage power supply — 110 V at 50/60 Hz

manual selection and auto-sensing power supplies — 90 to 135 V at 50/60 Hz; 180 to 265 V at 50/60 Hz; 100 V at 50/60 Hz for Japanese computers

Backup battery

3-V CR2032 lithium coin cell

Physical

Height

42.5 cm (16.7 inches)

Width

18.1 cm (7.1 inches)

Depth

44.7 cm (17.6 inches)

Weight

12.7 kg (28 lb)

Environmental 

Temperature:

Operating

10° to 35°C (50° to 95°F)

NOTE: At 35°C (95°F), the maximum operating altitude is 914 m (3000 ft).

Storage

–40° to 65°C (–40° to 149°F)

Relative humidity

20% to 80% (noncondensing)

Maximum vibration:

Operating

0.25 G at 3 to 200 Hz at 0.5 octave/min

Storage

0.5 G at 3 to 200 Hz at 1 octave/min

Maximum shock:

Operating

bottom half-sine pulse with a change in velocity of 20 inches/sec (50.8 cm/sec)

Storage

27-G faired square wave with a velocity change of 200 inches/sec (508 cm/sec)

Altitude:

Operating

–15.2 to 3048 m (–50 to 10,000 ft)

Storage

–15.2 to 10,668 m (–50 to 35,000 ft)


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