User Guide

User Guide
Specifications: Dell� OptiPlex� 4xxxLe (4XXDL)

Specifications: OptiPlex 4xxLe (4XXDL)

Microprocessor | System Information | Expansion Bus | Memory | Drives | Ports | Video | Processing-Speed Key Combinations | System-Function Key Combinations | Power | Physical | Environmental | Regulatory Notices


Microprocessor

Microprocessor type 33-MHz SL Enhanced Intel486 SX chip;
  50-MHz SL Enhanced IntelSX2 chip;
  50-MHz internal/25-MHz external SL Enhanced IntelDX2 chip;
  66-MHz internal/33-MHz external SL Enhanced IntelDX2 chip;
  100-MHz internal/33-MHz external SL Enhanced IntelDX4 chip
Internal cache 16 KB for the SL Enhanced IntelDX4 microprocessor;

8 KB for all other microprocessors
External cache:  

IntelDX2 and IntelDX4

128-KB static SRAM (standard)

Intel486 SX and IntelSX2

128-KB static SRAM (optional upgrade)
Math coprocessor internal to all microprocessors except the SL Enhanced Intel486 SX and SL Enhanced IntelSX2
Microprocessor socket LIF

System Information

System chip set VLSI
Data bus width 32 bits
Address bus width 32 bits
DMA channels 7
Timers 3
Interrupt levels 15
VGA/system BIOS chip 128 KB
Serial port UART 16550-compatible

Expansion Bus

Bus type ISA and VL-Bus (optional)
Expansion slots 3 full-length, 16-bit ISA
2 optional VL-Bus
ISA bus speed 8.33 MHz for 50-MHz processor;
8.25 MHz for 33-, 66-, and 100-MHz processors
VL-Bus speed 25 MHz for 50-MHz processors;
33 MHz for 33-, 66-, and 100-MHz processors
ISA expansion-slot data width 16 bits (maximum)
VL-Bus expansion-slot data width 32 bits (maximum)

Memory

Architecture page mode
Wait states near zero
SIMM sockets 2
SIMM capacities 4, 8, 16, and 32 MB
SIMM type 32-bit nonparity or parity
Minimum RAM 4 MB
Maximum RAM 64 MB
Memory access time:  

tRAC

70 ns

tCAC

20 ns
External cache 128-KB, direct-mapped SRAM (standard in the SL Enhanced IntelDX2 and SL Enhanced IntelDX4 chips; optional in the SL Enhanced Intel486 SX and SL Enhanced IntelSX2 chips)
Flash BIOS address F0000h

Drives

Externally accessible bays (2) 5.25-inch bays
Internally accessible bays (1) 3.5-inch bay

Ports

Externally accessible:  

Serial (DTE)

(2) 9-pin connectors (16550-compatible, 16-byte buffer)

Parallel

(1) 25-hole connector (bidirectional)
(AT-, PS/2-compatible)

Video

(1) 15-hole connector

PS/2-style keyboard

(1) 6-pin mini-DIN

PS/2-compatible mouse

(1) 6-pin mini-DIN
Internally accessible:  

IDE

40-pin connector

Diskette drive

34-pin connector

VGA feature connector

16-pin connector

Video

Video type local-bus VGA
Video chip set Cirrus CL-GD5429
Data width 32 bits
Video memory 1 MB
Maximum resolution 1280 x 1024, 16 colors

Processing-Speed Key Combinations

<Ctrl><Alt><\> toggles microprocessor speeds on 101-key keyboard
<Ctrl><Alt><#> toggles microprocessor speeds on 102-key keyboard

System-Function Key Combinations

<Ctrl><Alt><Del> restarts (reboots) the computer
<Ctrl><Alt><Enter> starts System Setup program (MS-DOS� only)

Power

DC power supply:

Wattage

145 W

Voltage

115 V at 60 Hz or 230 V at 50 Hz

Physical

Height 10.2 cm (4.0 inches)
Width 43.2 cm (17.0 inches)
Depth 42.2 cm (16.6 inches)
Weight 9.00 kg (19.88 lb)

Environmental

Temperature:  

Operating

0� to 35�C (32� to 95�F)

Storage

-40� to 65�C (-40� to 149�F)

Relative humidity

8% to 80% (noncondensing)
Vibration:  

Operating

0.25 G at 3 to 300 Hz for 15 minutes

Storage

0.5 G at 3 to 300 Hz for 15 minutes
Shock:  

Operating

5 G for 11 ms

Storage

20 G with a velocity change of 1397 mm/sec
Altitude:  

Operating

-16 to 3048 m (-50 to 10,000 ft)

Storage

-16 to 10,600 m (-50 to 35,000 ft)

Regulatory Notices

FCC (U.S. only) Class B
DOC (Canada) Class B
CE Class B
FCC ID E2K486LN

 

 

 

 

 

 

 

 

 

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