
N4962A System Overview
20
Serial BERT 12.5 Gb/s User Guide
Table 1. Configuration state details (shown on display panel, default in BOLD)
PRBS generator pattern length
2E31, 2E23, 2E15, 2E10, 2E7
PRBS generator mark space density
0.500 (1/2), 0.250 (1/4), 0.125 (1/8)
(low-jitter mode), 1 (external jitter
0 (internal clock off), 1 (Internal clock
on)
00000
Lowest digits of error counter
OFF
PRBS digital error injection
, 1E0, 1E1, …, 1E7 (errors per
Error detector data sense
(data sense off), 1 (data sense on)
delay for measurement start (for
-9999 (1/10
th
of a microsecond)
Autophase procedure measurement
time
-5000 (1/10
th
of a millisecond per
10 (1ms time per
Serial number and FW revision (only
the last four digits of the serial number
are shown on the front panel display)
(Display > Scroll to select state; Adjust > Config State to change value)
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