Procedure 2 - Toshiba PORTEGE M300 Maintenance Manual

2 Troubleshooting Procedures

Procedure 2

Message Check
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 FDD. Turn on the computer and check the message on the
screen. When an OS starts from the HDD, go to Procedure 3. Otherwise, start with Check 1
below and perform the other checks as instructed.
Check 1 If any of the following messages appear, go to Procedure 3. If the following
messages do not appear, perform Check 2.
HDC ERROR
HDD #X ERROR
Check 2 If either of the following messages appears, go to Check 3. If the following
messages do not appear, perform Check 4.
Insert system disk in drive
Press any key when ready .....
Non-System disk or disk error
Replace and press any key when ready
Check 3 Using the SYS command of the MS-DOS, transfer the system to the HDD. If the
system is not transferred, go to Procedure 3. Refer to the MS-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 4.
Check 4 Connection between HDD and the system board may be defective (Refer to the
steps described in Chapter 4, Replacement Procedures for disassembling.). Insert
HDD to the connector firmly. If it is (or they are) firmly connected, go to
Procedure 3.
PORTEGE M300 Maintenance Manual (960-504)
or
(After 5 seconds this message will disappear.)
or
2.6 HDD Troubleshooting
2-35