Chapter 16 Test Results
Copper results
SmartClass TPS User’s Guide
June 2014 22035456, Rev 001 137
Good Ground check
The good ground check is a ground resistance measurement. It tests whether the ground used for
longitudinal balance is acceptable. The result should be <35dB.
Load coil
You check for load coils to ensure there are no load coils present on a digital line (such as ADSL or
ISDN). Load coil detection and elimination is essential in the installation of an xDSL circuit
Table 50 describes the load coil result.
Table 52 Load coil result specifications
Range Resolution Accuracy
Up to 27,000 ft (8229.6 m) up to 5 ± 1
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