User guide

GDM-360/397/398/461 User Manual
13
*Note: For the GDM-398, holding the REL key 2 seconds will
also display the DATA OUTPUT symbol, however the GDM-398
has no data output capability and thus this symbol can be ignored.
PEAK (GDM-461)
 Press to step the display through Pmax and Pmin readings.
 Press and hold for 2 seconds to exit Peak mode.
 “CAL” means the meter has entered self-calibration mode.
Display Symbols
No
Symbol
Meaning
1
Data hold is active.
2
Sleep Mode indicator.
3
Indicates negative reading.
4
AC
Indicator for AC measurement.
5
DC
Indicator for DC measurement.
6
The Meter is in the auto range mode in which the Meter
automatically selects the range with the best resolution.
7
MANU
Indicator for manual ranging mode.
8
OL
The input value is too large for the selected range.
9
hFE
Transistor testing indicator.
10
Diode Test.