Toshiba 650CT Maintenance Manual page 44

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Procedure 2
Message Check
When the computer's HDD does not function properly, some of the following error messages
may appear on the display. Start with Check 1, and perform the other checks as instructed.
Check 1
If any of the following messages appear, perform Check 5. If the following
messages do not appear, perform Check 2. Note that the message displays for
about five seconds.
HDC ERROR
or
HDD #0 ERROR
or
HDD #1 ERROR
Check 2
If either of the following messages appear, perform Check 3. If the following
messages do not appear, perform Check 5.
Insert system disk in drive
Press any key when ready .....
Non-System disk or disk error
Replace and press any key
Check 3
Check TSETUP to see whether the Hard Disk option is set to Not used. If it is set
to Not used, choose another setting and repeat Check 1. If it is not set to Not used,
go to Check 4.
Check 4
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.
System transferred
Restart the computer. If the error message still appears, perform Check 5.
Check 5
If the HDD is firmly connected to the system board, perform Check 6.
Check 6
The HDD connector may be defective or damaged. Replace the HDD connector
with a new one following the steps in Chapter 4, Replacement Procedures. If the
HDD is still not functioning properly, perform Procedure 3.
System Board
2-26
or
PJ13
HDD
650CT

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