Toshiba Satellite Pro M10 Series - Page 66

2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-20 Satellite Pro M10 Series Maintenance Manual (960-431)
Check 2 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), (24) or (25) displays, go to
Procedure 4.
If error message (18) displays, go to the Keyboard Troubleshooting Procedures in
Section 2.7.
If error message (19) or (20) displays, go to the HDD Troubleshooting Procedures in
Section 2.6.
If error message (21) displays, go to the Optical Disk Drive Troubleshooting
Procedures in Section 2.9.
If error message (22) or (23) displays, go to the FDD Troubleshooting Procedures in
Section 2.5.
(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) IDE #0 ERROR
(21) IDE #1 ERROR
(22) NO FDD ERROR
(23) FDC ERROR
(24) TIMER INTERRUPT ERROR
(25) RTC UPDATE ERROR