User's Manual
Operator’s Manual ZM-920PA/921PA/930PA/931PA vii
Explanations of the Symbols in this Manual and Instrument
The following symbols found in this manual/instrument bear the respective
descriptions as given.
Symbol Description Symbol Description
Power On
Attention, consult
operator’s manual
Power Off Nurse call
Debrillationprooftype
BF applied part
Replace battery
Debrillationprooftype
CF applied part
Check electrode
Direct current