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2 Troubleshooting Procedures
TECRA S3 Maintenance Manual (960-532) [CONFIDENTIAL] 2-29
Check 1 If error code 1Eh or 20h is displayed, go to the following Sections:
Section 2.6 “2.5” HDD Troubleshooting”
Check 2 If the final status of the LED are the followings, perform Procedure 4.
Printer port LED error status
Error Content
B3H or B4H Initialization of SC error
BBH Prohibition of BIOS update (*1)
17H Exception check error
20H Clock generator setting error
(*1) Check the situation of security because the setting of security may prohibit the renewal
of BIOS when the LED status is BBh.
Procedure 3 Printer Port LED Check on Suspend/Resume Mode
The printer port LED displays the IRT status and error status by turning lights on and off as
an eight-digit binary value after turning on of the power.
To use the printer port LED, follow the steps below:
1. Turn on the computer’s power and set it to the resume mode.
2. Turn off the computer’s power.
3. Plug the printer port LED into the parallel port (printer port).
4. Read the LED status from left to right as you face the computer.
5. Convert the status from binary to hexadecimal notation.
6. If the final LED status is FFh (normal status), go to Procedure 4.
7. If the final LED status matches any of the test status values in Table 2-5, 2-6 perform
Procedure 5.
Formatted:
Numbered + Level: 1
+ Numbering Style: 1, 2, 3, … +
Start at: 1 + Alignment: Left +
Aligned at: 18 pt + Tab after: 0
pt + Indent at: 36 pt, Tabs: 18
pt, Left
Formatted:
Numbered + Level: 1
+ Numbering Style: 1, 2, 3, … +
Start at: 1 + Alignment: Left +
Aligned at: 18 pt + Tab after: 0
pt + Indent at: 36 pt, Tabs: 18
pt, Left