Some General Descriptions
General Features
3
3-5
Table 3-1. General Features (cont)
Number Example Name Description
6
H
Touch Hold
Key
Press once to enable Touch Hold. The GMM test tool beeps and
automatically updates the display each time a change in the reading is
detected. If the input connections are withdrawn, the last reading (or
waveform) is held in the display. Toggles Touch Hold on and off.
7
Rotary
Selector
Rotate the selector to any of the measurement or test positions. The input
connections screen appears briefly, when first turned on or when selecting
a function requiring an input connection change, then softkey labels
specific to the selector position appear.
8
V
C
A
a
Input
Connections
Use
V
and COM for most measurements and tests (volts, ohms,
conductance, diode test, capacitance, COMPONENT TEST). Use A (or
mAμA) and COM for amps measurements. Use EXT TRIG and COM for
LOGIC Test or as an external trigger for waveform display.
9
P
Save/Print
Key
Freeze the present reading (reverse contrast). You can then save or recall
measurement values and configurations or print measurement information.
In Model 867B, you can also save or recall waveforms and configurations.
Refer to Chapter 6.
10
W
Wake Up
Key
Press to restore a blanked display; the display blanks after 20 minutes if no
controls are changed. The display will not blank if the battery eliminator is
connected. For Model 867B, this key toggles the backlight power level
when the GMM test tool is already awake.
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