Compaq EN Series User Manual

Technical Reference Guide
Compaq Deskpro EN Series of Personal Computers
Desktop and Minitower Form Factors
Third Edition - September 1998
2-11
Figure 2–8. Compaq Deskpro EN System Architecture, Block diagram
Pentium II or
Celeron
Processor
82443BX
(North
Bridge)
82371
(South
Bridge)
33-MHz
32-Bit
PCI Bus
Pri.
IDE I/F
USB
I/F (2)
System
Memory
66-/100-MHz
64-Bit
Mem. Bus
Power
Supply
BIOS
ROM
Sec.
IDE I/F
Graphics
Cntlr. Card
3200 and 6400 models onl
y
.
CDS Desktops and all Minitower models.
87307 I/O Controller
Diskette
I/F
Keyboard/
Mouse I/F
Serial
I/F
(
2
)
Parallel
I/F
Audio
Subsystem
16-Bit ISA Bus
66-/100- MHz 64-Bit Host Bus
66-MHz
32-Bit
AGP Bus
CD Audio
IDE
Hard Drive
Wide Ultra
SCSI
Hard Drive
Wide Ultra SCSI
Cntlr. Card
10/100 NIC
Card
4300 and 9100 models onl
y
.
System
Security
Lo
g
ic
Beep Audio

Compaq EN Series Specifications

General

Brand	Compaq
Model	EN Series
Category	Desktop
Language	English