Apple 3X108 用户手册
Appendix
Server Diagnostics Test Reference
47
Sensor Tests
When Server Diagnostics Mac OS X starts, it performs a hardware existence test.
Sensors found during this test can be tested individually using sensor tests.
Sensors found during this test can be tested individually using sensor tests.
Test
Estimated completion time
Description
Sensor Reads
1 second
Verifies that the sensor reads are
within the preset sensor limits.
within the preset sensor limits.
SMC PID Sensor Tests
The System Management Controller (SMC) monitors the Proportional Integral
Derivative (PID) controller which controls several important temperature sensors.
SMC sensors can be tested individually using these tests.
Derivative (PID) controller which controls several important temperature sensors.
SMC sensors can be tested individually using these tests.
Test
Estimated completion time
Description
SMC PID Sensor
1 second
Checks the SMC PID sensor
warning counter for erratic
behavior.
warning counter for erratic
behavior.