Maintenance and Service Guide

5-37

Table 5-5. EXTDISK Messages

Message

Probable Cause

Recommended Action

Error Accessing Disk x,

The EXTDISK.SYS device driver

1.

Reseat boards.

Secondary Controller

cannot access a fixed disk drive on

2.

Check cables and switch settings.

 

the secondary controller board.

3.

Replace external fixed disk drive

 

 

 

controller board.

EXTDISK Already Processed

You may have more than one

Remove the subsequent EXTDISK

in CONFIG.SYS

EXTDISK device drive defined in

device driver from your CONFIG.SYS

 

your CONFIG.SYS file.

file.

EXTDISK Installed

The EXTDISK.SYS device driver was

None.

 

successfully loaded into memory.

 

 

EXTDISK Not Installed

No drives were found on the

 

secondary controller board.

1.Be sure that:

a.The hardware is connected correctly.

b.EXTDISK is required (the expansion unit is running on the secondary controller).

c.SETUP was run.

d.The fixed disk drive is format- ted and partitioned correctly.

2.Install the external fixed disk drive controller in the system unit and run SETUP or remove the EXTDISK.SYS device driver from the CONFIG.SYS file.

Incorrect DOS Version

EXTDISK runs only under

Install the correct version of MS-DOS.

 

MS-DOS 3.3x.

 

Secondary Controller

An error occurred on the secondary

Remove and replace the secondary

Board Error

controller board.

controller board.

Timeout on Disk x,

The EXTDISK.SYS device cannot

Check that cable connections

Secondary Controller

detect a fixed disk drive on the

are secure.

 

secondary controller board.

 

Addendum 108431-001 (11-88) to Manual No. 108033-003

Page 129
Image 129
Compaq 386 manual Extdisk Messages