Lenovo ThinkStation C20 Hardware Maintenance Manual - ThinkStation C20/C20x - Page 67
Voltage Sensors Voltage Regulator Module, Voltage Regulator Module VRM
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Diagnostic Error Code FRU/Action 170-199-XXX Voltage Sensor(s) test failed, cause unknown 1. See "Undetermined problems" on page 67. 2. Flash the system and re-test. See "Updating (flashing) the BIOS" on page 229. 3. Replace component under function test. 170-250-XXX 170-251-XXX Voltage Sensor(s) Voltage limit error 1. Power supply 2. System board 170-254-XXX Voltage Sensor(s) Voltage Regulator Module error 1. Voltage Regulator Module (VRM) 2. Microprocessor 3. System board 175-000-XXX Thermal Sensor(s) Test Passed No action 175-0XX-XXX Thermal Sensor(s) failure 1. Flash system 2. System board 175-195-XXX Thermal Sensor(s) Test aborted by user Information only Restart the test, if necessary. 175-196-XXX Thermal Sensor(s) test halt, error threshold exceeded 1. Press F3 to review the log file. 2. Restart the test to reset the log file. 175-197-XXX Thermal Sensor(s) test warning 1. Make sure the component that is called out is connected and/or enabled. See Chapter 6 "Using the Setup Utility program" on page 37. 2. Re-run test. 3. Replace the component that is called out in warning statement. 4. Replace the component under test. 175-198-XXX Thermal Sensor(s) test aborted 1. If a component is called out, make sure it is connected and/or enabled . 2. Flash the system and re-test. See "Updating (flashing) the BIOS" on page 229. 3. Go to "Undetermined problems" on page 67. 175-199-XXX Thermal Sensor(s) test failed, cause unknown 1. See "Undetermined problems" on page 67. 2. Flash the system and re-test. See "Updating (flashing) the BIOS" on page 229. 3. Replace component under function test. 175-250-XXX 175-251-XXX Thermal Sensor(s) limit error 1. Check fans 2. Check power supply voltages. 3. Microprocessor 4. System board 185-000-XXX Asset Security Test Passed No action 185-XXX-XXX Asset Security failure 1. Flash system 2. System board 185-278-XXX Asset Security Chassis Intrusion 1. Assure Asset Security Enabled 2. C2 Cover Switch 3. System board 201-000-XXX System Memory Test Passed No action Chapter 8. Symptom-to-FRU Index 61