DELL COMPUTER CORPORATION

OPTIPLEX 560/L

Processor

Pentium

Processor Speed

60/66MHz

Chip Set

Intel

Video Chip Set

Cirrus Logic

Maximum Onboard Memory

128MB

Maximum Video Memory

1MB

Cache

256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), feature connector, VGA port, riser slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Feature connector

CN1

IDE interface

CN7

PS/2 mouse port

CN2

Floppy drive interface

CN8

Serial port 2

CN3

IDE interface LED 1

J1

Serial port 1

CN4

IDE interface LED 2

J2

Parallel port

CN5

Front panel connector

PANEL

VGA port

CN6

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

System BIOS read from flash BIOS

CDR

Open

 

System BIOS read from a special ISA slot (use when flash is corrupt)

CDR

Closed

»

CMOS memory normal operation

CLR

Open

 

CMOS memory clear

CLR

Closed

»

Password enabled

PASS

Closed

 

Password disabled

PASS

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 32

None

16MB

(2) 2M x 32

None

16MB

(2) 1M x 32

(2) 1M x 32

24MB

(2) 2M x 32

(2) 1M x 32

32MB

(2) 4M x 32

None

32MB

(2) 2M x 32

(2) 2M x 32

40MB

(2) 4M x 32

(2) 1M x 32

48MB

(2) 4M x 32

(2) 2M x 32

64MB

(2) 8M x 32

None

64MB

(2) 4M x 32

(2) 4M x 32

72MB

(2) 8M x 32

(2) 1M x 32

80MB

(2) 8M x 32

(2) 2M x 32

48MB

(2) 2M x 32

(2) 4M x 32

96MB

(2) 8M x 32

(2) 4M x 32

128MB

(2) 8M x 32

(2) 8M x 32

CACHE CONFIGURATION

Note: 256KB cache is factory installed and is not configurable.

VIDEO MEMORY CONFIGURATION

Note: 1MB video is factory installed and is not configurable.

CPU SPEED SELECTION

Speed

JP1

60MHz

Pins 1 & 2 closed

66MHz

Pins 3 & 4 closed