Operations
18 Testboy
®
TB 5528
Operations
Thank you for choosing the Testboy
®
TB 28.
This tester should be used as a network cable tester in order to
determine wire sequences and cable lengths. It is designed for
use in professional workshops and service departments. The
wire assignments and cable lengths are measured and dis-
played according to their ranges.
Automatic power-off
The Testboy
®
TB 28 features an automatic shut-off feature.
Function
Press the ON/OFF button to
turn the tester on and select
the relevant menu item.
Language: German/English
Assignment: Wire identification
Cable length: Cable length de-
tection
Sampling: The tester emits a
signal which can be detected
using the TB 26 cable tracer.
Type: Selection from various
cable types
Unit: Selection of the unit of
measurement for length
Calibration: Calibrating the line
quality
Loading settings: Pre-set val-
ues for the line quality
