2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-18 [CONFIDENTIAL] QOSMIO F20 Maintenance Manual (960-526)
Check 2 If the following error message is displayed on the screen, press any key as the
message instructs.
The following error message appears when data stored in RAM under the resume
function is lost because the battery has become discharged or the system board is
damaged. Go to Procedure 3.
WARNING: RESUME FAILURE.
PRESS ANY KEY TO CONTINUE.
If any other error message displays, perform Check 3.
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), (22) or (23) is displayed,
go to Procedure 4.
If error message (18) is displayed, go to the Keyboard Troubleshooting Procedures
in Section 2.7.
If error message (19), (20) or (21) is displayed, go to the 2.5” HDD
Troubleshooting Procedures in Section 2.6.
(1) PIT ERROR
(2) MEMORY REFRESH ERROR
(3) TIMER CH.2 OUT ERROR
(4) CMOS CHECKSUM ERROR
(5) CMOS BAD BATTERY ERROR
(6) FIRST 64KB MEMORY ERROR
(7) FIRST 64KB MEMORY PARITY ERROR
(8) VRAM ERROR
(9) SYSTEM MEMORY ERROR
(10) SYSTEM MEMORY PARITY ERROR
(11) EXTENDED MEMORY ERROR
(12) EXTENDED MEMORY PARITY ERROR
(13) DMA PAGE REGISTER ERROR
(14) DMAC #1 ERROR
(15) DMAC #2 ERROR
(16) PIC #1 ERROR
(17) PIC #2 ERROR
(18) KBC ERROR
(19) HDC ERROR
(20) HDD #0 ERROR
(21) HDD #1 ERROR
(22) TIMER INTERRUPT ERROR
(23) RTC UPDATE ERROR
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