TB 9-6625-2138-35
(d) OFF/LOOP to OFF.
(e) OFF/XMIT ERRORS to XMIT ERRORS.
(f) EVENT to BIT ERROR.
(g) COUNT D/O COUNT C/L switch to COUNT C/L.
(3) Set PATTERN and DATA/DATA switches to settings listed in table 4. At each
setting momentarily set START/STOP switch to START. Observe that TEST ON
indicator is on while readout is counting, and then goes out when counting stops. After
TEST ON indicator goes out, observe that
readout and
oscilloscope indications are as
listed
7