Toshiba TECRA A8 series Maintenance Manual page 97

2.6 HDD Troubleshooting
Procedure 2
When the power is turned on, the system performs the Initial Reliability Test (IRT) installed
in the BIOS ROM. When the test detects an error, an error message is displayed on the
screen.
Make sure no floppy disk is in the USB FDD. Turn on the computer and check the message
on the screen. When an OS starts from the 2.5" HDD, go to Procedure 3. Otherwise, start
with Check 1 below and perform the other checks as instructed.
Check 1
Check 2
Check 3
Check 4
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Message Check
If any of the following messages appear, go to Procedure 3. If the following
messages do not appear, perform Check 2.
Built-in HDD ERROR
CD-ROM ERROR
If either of the following messages appears, go to Check 3. If the following
messages do not appear, perform Check 5.
Insert system disk in drive
Press any key when ready .....
or
Non-System disk or disk error
Replace and press any key when ready
Using the SYS command of the DOS, transfer the system to the 2.5" HDD. If the
system is not transferred, go to Procedure 3. Refer to the DOS Manual for detailed
operation.
If the following message appears on the display, the system program has been
transferred to the HDD.
System Transferred
If an error message appears on the display, perform Check 5.
2.5" HDD(s) and the connector(s) of system board may be defective (Refer to the
steps described in Chapter 4, Replacement Procedures for disassembling.). Insert
HDD(s) to the connector(s) firmly. If it is (or they are) firmly connected, go to
Procedure 3.
manuals search engine
(After 5 seconds this message will disappear.)
or
(After 5 seconds this message will disappear.)
2 Troubleshooting Procedures
[CONFIDENTIAL] 2-49