Toshiba T4500 User Manual page 35

Check 2: If the following (a) or (b) error message is displayed on the screen, press any key as
the message instructs.
Error message (a) appears when data stored in RAM under the resume function is lost
because the battery has become discharged.
Error message (b) appears when the error is detected during a read test of the Hard
RAM or the data in the Hard RAM is lost because the battery has become discharged.
If any other message appears, perform Check 3.
(a)
WARNING:
PRESS ANY KEY TO CONTINUE.
(b)
WARNING:
YOU MUST FORMAT HARD-RAM BEFORE USE.
PRESS ANY KEY TO CONTINUE.
Check 3: The IRT checks the system board. When the IRT detects an error, the system stops or
an error message appears.
If one of the following error messages (1) through (17), (19), (20), (25) or (26) is
displayed, replace the System PCB.
If error message (18) is displayed, go to the Keyboard Troubleshooting procedures in
section 2.7.
If error message (21) or (22) is displayed, go to the Hard Disk Drive Troubleshooting
procedures in section 2.6.
If error message (23) or (24) is displayed, go to the Floppy Disk Drive Troubleshoot-
ing procedures in section 2.5.
(1)
TIMER CH.2 OUT ERROR
(2)
PIT ERROR
(3)
MEMORY REFRESH ERROR
(4)
FIRST 64KB MEMORY ERROR
(5)
RTC ERROR
(6)
CRTC ERROR
(7)
VRAM ERROR
(8)
KBC ERROR
(9)
SYSTEM MEMORY ERROR
RESUME FAILURE.
DATA IN HARD-RAM WAS LOST.
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