OPERATION
To set the key Lock ON please press EXIT key once and then press the SET key until the
display shows:
Use the Up () or Down () arrow keys to change the Lock setting to ON, then press the
SET key to advance to the next parameter or press the EXIT key to store the setting and
return to the test mode. Once the EXIT key pressed key Lock function is activated.
Deactivation of the key Lock function is possible only from a power OFF state. Please
turn the POWER switch to the OFF position then press and hold the SET key and turn the
power ON. Then system menu (EXIT key) will be unlocked. Now you can press EXIT
key once and then press the SET key until the display shows:
Use the Up () or Down () arrow keys to change the Lock setting to OFF, then press the
SET key to advance to the next parameter or press the EXIT key to store the setting and
return to the unlocked test mode.
Memory Lock function can be toggled when system unlocked or through the power OFF
state described above. Please press EXIT key once then press the SET key until the
display shows:
Use the Up () or Down () arrow keys to change the Memory Lock setting, then press
the SET key to advance to the next parameter or press the EXIT key to store the setting
and return to the test mode.
10.5. Alarm Volume
Press EXIT key once then press the SET key until the display shows:
Use the Up () or Down () arrow keys to change the Alarm Volume setting, then press
the SET key to advance to the next parameter or press the EXIT key to store the setting
and return to the test mode. The Alarm Volume may be set from 0-9, with 0
corresponding to OFF, 9 corresponding to the instrument alarm’s maximum volume
setting. If you attempt to increase or decrease the Alarm Volume outside of the limits will
cause the instrument to indicate an ERROR by producing two short beeps.