
2 Troubleshooting Procedures | 2.4 System Board Troubleshooting |
Table
LED Status | Test item | Contents |
|
|
|
|
| Sets the parallel port to D0 state. |
|
| (For models supporting PRT port) |
|
|
|
36h | When |
|
| required, waiting for the completion of |
|
| dividing process because waiting in |
|
| SUSPEND of Runtime returns the process |
|
| to OS. |
|
|
|
|
| Forced execution of dividing (Permission of |
|
| SMI for dividing) |
|
|
|
|
| Waiting for completion of dividing |
|
|
|
|
37h | After prohibiting of all SMI, permits I/O trap |
|
(EHCI) and external SMI. |
| |
|
| |
|
|
|
| Starts dividing to transmit periodically |
|
| extension command (every 25 seconds) not |
|
| to generate |
|
|
|
|
| Clears |
|
|
|
|
| Storing and initializing of special PCI |
|
| configuration register |
|
|
|
|
| Prohibits clock control. |
|
|
|
|
| Recognition of suspending for boot/ resume |
|
|
|
|
| Branch of resume mode (LED=38H) or boot |
|
| mode (LED=3DH) |
|
|
|
|
38h | Halts HC. | |
|
| Starts sequence for storing display system. |
|
|
|
[CONFIDENTIAL] | TECRA S3 Maintenance Manual |