Toshiba T2100 Series Maintenance Manual page 43

Procedure 2 Message Check
When the T2100/T2105 Series computer's HDD does not function properly, some of the
following error messages may appear on the display. Start with Check 1 below and perform
the other checks as instructed.
Check 1 If any of the following messages appear, perform Check 2. If the following mes-
sages do not appear, perform Check 4.
Note that the error messages appear on the display for five (5) seconds, then
disappear.
HDC ERROR
or
HDD #0 ERROR
or
HDD #1 ERROR
Check 2 If either of the following messages appears, perform Procedure 3. If the following
messages do not appear, perform Check 3.
Insert system disk in drive
Press any key when ready .....
Non-System disk or disk error
Replace and press any key
Check 3 Using the Toshiba MS-DOS system disk, install a system program on the hard disk
using the SYS command.
If the following message appears on the display, the system program has been
transferred to the HDD. Restart the computer. If the error message still appears,
perform Check 4.
System transferred
Check 4 The HDD is connected directly to the system board. This connection can become
disconnected or damaged. Disassemble the T2100/T2105 Series computer as
described in Chapter 4. If the HDD is not connected, connect it to the system
board and return to Procedure 1. If the HDD is firmly connected to the system
board, perform Procedure 3.
System Board
T2100 Series
or
HDD
2-21