4
B
Switching the device on/off
To switch the device on:
*
Press [
] to switch on the device.
To switch the device off:
Press and hold down [
switch off the device.
The OLA-54/-55/-55M has two power modes:
• Permanent ON (PERM):
The device is switched on permanently.
• Automatic OFF (ECON):
The device switches off 20 minutes after the last
operation. This function is only available when the
device is powered from batteries.
Changing the power mode
The device is switched on.
*
1. Press [
] briefly (for less than 2 sec.).
The power mode EDIT menu opens:
2. Select Permanent ON or Automatic OFF.
3. Press [MENU ENTER] to set the power mode.
The menu window closes.
Viavi
O
ASIC
*
OLA-54/-55/-55M
4 B
ASIC
PERATION
] for more than 2 sec. to
O
PERATION
23