37
Reading the Display
Key lock
Indicates that the key lock function has been set to ON (see page 6).
Backlight
Indicates that the display backlight has been light up (see page 28).
If the remaining battery capacity indication or the power supply plug
symbol is shown in red, the backlight will not come on.
USB/RS-232C connection
Indicates that the communication control function has been set to USB
or RS-232C (see page 54).
Battery status
When the unit is operated on battery power, you should regularly check
this indication. The number of white segments will decrease as the bat-
teries get used up. When the indication starts to ash in red, replace the
batteries with a fresh set.
When the unit is being powered from an AC adapter or a battery pack,
the
symbol is shown.
Auto store display
When the store mode is Auto or Timer Auto, this indication ashes during
measurement. The indication is off when data are stored in memory.
During waveform recording using the optional Waveform Recording
Program VX-56WR, the indications “Store” and “REC.” are shown al-
ternately on the display
Batteries good Batteries getting low
Indication ashes
Replace batteries
White White White Red
Red
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