Getting Started 1
U3402A User’s and Service Guide 9
The display at a glance
Figure 1-6 VFD full display with all segments illuminated.
The highly visible vacuum fluorescent display (VFD) annunciator are
described in Table 1- 1.
Table 1 - 1 Display annunciators
Annunciator Description
Primary display
S Reading rate: Slow
M Reading rate: Medium
F Reading rate: Fast
PEAK Peak measurement. Not applicable for the U3402A.
HOLD Data hold
MIN MinMax math operation: Minimum value shown on the primary display
MAX MinMax math operation: Maximum value shown on the primary display
REL Relative value
dBm Decibel unit relative to 1 mW
4 2 W 4-wire/2-wire resistance
Diode test
Audible continuity test for resistance
AUTO Autoranging
DC Direct current
AC Alternating current
DCAC AC + DC
Polarity, digits, and decimal points for primary display
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