Toshiba Tecra A8 Maintenance Manual - Page 97

2.6 HDD Troubleshooting 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 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 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 (After 5 seconds this message will disappear.) or CD-ROM ERROR (After 5 seconds this message will disappear.) Check 2 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 Check 3 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. Check 4 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. TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573) [CONFIDENTIAL] 2-49