Lenovo ThinkCentre M91 Hardware Maintenance Manual page 67

Diagnostic Error Code
170-199-XXX Voltage Sensor(s) test failed, cause
unknown
170-250-XXX 170-251-XXX Voltage Sensor(s) Voltage
limit error
170-254-XXX Voltage Sensor(s) Voltage Regulator
Module error
175-000-XXX Thermal Sensor(s) Test Passed
175-0XX-XXX Thermal Sensor(s) failure
175-195-XXX Thermal Sensor(s) Test aborted by user
175-196-XXX Thermal Sensor(s) test halt, error threshold
exceeded
175-197-XXX Thermal Sensor(s) test warning
175-198-XXX Thermal Sensor(s) test aborted
175-199-XXX Thermal Sensor(s) test failed, cause
unknown
175-250-XXX 175-251-XXX Thermal Sensor(s) limit error
185-000-XXX Asset Security Test Passed
185-XXX-XXX Asset Security failure
185-278-XXX Asset Security Chassis Intrusion
201-000-XXX System Memory Test Passed
FRU/Action
1. See "Undetermined problems" on page 66.
2. Flash the system and re-test. See "Updating
(flashing) the BIOS from a disc" on page 186.
3. Replace component under function test.
1. AC/DC power adapter
2. System board
1. Voltage Regulator Module (VRM)
2. Microprocessor
3. System board
No action
1. Flash system
2. System board
Information only Restart the test, if necessary
1. Press F3 to review the log file.
2. Restart the test to reset the log file.
1. Make sure the component that is called out is
connected and/or enabled. See Chapter 6 "Using the
Setup Utility program" on page 41.
2. Re-run test.
3. Replace the component that is called out in warning
statement.
4. Replace the component under test.
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 from a disc" on page 186.
3. Go to "Undetermined problems" on page 66.
1. See "Undetermined problems" on page 66.
2. Flash the system and re-test. See "Updating
(flashing) the BIOS from a disc" on page 186.
3. Replace component under function test.
1. Check fans
2. Check AC/DC power adapter voltages.
3. Microprocessor
4. System board
No action
1. Flash system
2. System board
1. Assure Asset Security Enabled
2. C2 Cover Switch
3. System board
No action
Chapter 7
.
Symptom-to-FRU index
61