HP Compaq dx7400 Small Form Factor PC Service and Maintain

HP Desktop PCs Service and Maintain - Compaq dx7400 Small Form Factor PC.
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dx7400 Illustrated Parts & Service Map, SFF Chassis

459783-001

page 1 

Illustrated Parts & Service Map

HP Compaq dx7400 Small Form Factor 
Business PC 

© 2007 Hewlett-Packard Development Company, L.P. The information con-
tained herein is subject to change without notice. HP shall not be liable for 
technical or editorial errors or omissions contained herein. Intel, Pentium, 
Intel Inside, and the Intel logo are trademarks or registered trademarks of the 
Intel Corporation and its subsidiaries in the U. S. and other countries. 

Document Number 459783-001.     1st Edition September 2007.

Key Specifications

Spare Parts

Processor Type

Intel Core 2 Duo, Core 2 Quad, Pentium Dual Core, Celeron

RAM Type

DDR2-SDRAM DIMMs, PC2-5300 (667 MHz) non-ECC or 
PC2-6400 (800 MHz) non-ECC

Maximum RAM Supported

8 GB

Expansion Slots

1 PCIe-x16

2  PCIe-x1

1  PCI

Graphics Adapter

Intel Graphics Media Accelerator 

Drive Support

SATA (hard drives and optical drives)

FDD, Media Card Reader

I/O Interfaces

Serial (2, 1optional), parallel (1), USB 2.0 (8), RJ-45 (1), audio 
jacks (3), PS/2 ports (2), VGA (1)

System Unit

1

Access panel

447589-001

2

Chassis

not spared

3

Front bezel assembly

447592-001

4

Power supply, 250W

447585-001

* Not shown

Cables

1

Cable kit, includes:

SATA hard drive cable, 10 inch, right angle and straight end 
connectors

SATA optical drive cable, 14 inch, right angle and straight end 
connectors

Diskette drive cable

454704-001

2

Power/LED cable with switch and LED holder 

447590-001

3

Front USB cable

447591-001

4

Diskette drive cable

439216-001

*

Modem cable, RJ-11

198220-005

*Not shown

Hard drive cable shown

Keyboards (not illustrated)

PS/2, Basic
USB, Basic

435302-xxx
435382-xxx

International

-B31

PRC

-AA1

Japanese

-291

Taiwanese

-AB1

Korean

-KD1

Thai

-281

Mass Storage Devices (not illustrated)

Diskette drive with bezel and cable

392415-001

Media card reader, 3.5 inch

407187-001

16X SATA DVD-ROM drive

419496-001

48X SATA CD-RW/DVD-ROM drive

419497-001

16X SATA DVD±RW and CD-RW drive with LightScribe 

447310-001

80 GB, 7200-RPM SATA hard drive, 8-MB cache

449978-001

160 GB, 7200-RPM SATA hard drive, 8-MB cache

449979-001

250 GB, 7200-RPM SATA hard drive, 8-MB cache

449980-001

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