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2.2 Basic Flowchat 2 Troubleshooting
TECRA S1 Maintenance Manual 2-5
If the diagnostic program cannot detect an error, the error may be intermittent. Run the
continuous test program repeatedly to isolate the problem. Check the log utilities function to
confirm which diagnostic test detected the error, then perform the appropriate
troubleshooting procedures as follows:
1. If an error is detected by the System test, Memory test, Async test, Printer test,
Sound test, or Real Timer test, follow the system board troubleshooting procedures in
Section 2.4.
2. If an error is detected by the Hard Disk test, follow the HDD troubleshooting
procedures in Section 2.6.
3. If an error is detected by the Keyboard test, follow the keyboard troubleshooting
procedures in Section 2.6.
4. If an error is detected by the Display test, follow the display troubleshooting
procedures in Section 2.8.
5. If an error is detected by the DVD-ROM test, follow the DVD-ROM troubleshooting
procedures in Section 2.9.
6. If an error is detected by the CD-ROM test, follow the CD-ROM troubleshooting
procedures in Section 2.10.
7. If an error is detected by the LAN test, follow the LAN troubleshooting procedures in
section 2.12.
8. If an error is detected by the Fan On/Off test, follow the cooling module
troubleshooting procedures in Section 2.13.