Apo ( Automatic Power Off ); Fan Control - Yaesu FT-891 Advance Manual

Miscellaneous Setting

APO ( Automatic Power Off )

The APO feature helps conserve battery life by automatically turning the transceiver off
after a user-defined period of time within which there has been no dial or key activity.
1. Press and hold in the [ F ] key for one second
to activate the Menu mode.
2. Rotate the MULTI function knob to select
Menu Mode "05-19 [ APO ]" .
3. Press the MULTI function knob, and then
rotate it to select the desired time period
after which the radio will automatically shut
down ( OFF/1/2/4/6/8/10/12 h ) .
Default: OFF
4. Press the MULTI function knob to save the new setting.
5. Press the [ F ] key to exit the Menu mode and resume normal operation.

FAN Control

The cooling fan can be set to operate for two different temperature conditions.
1. Press and hold in the [ F ] key for one second
to activate the Menu mode.
2. Rotate the MULTI function knob to select
Menu Mode "05-20 [ FAN CONTROL ]" .
3. Press the MULTI function knob, and then
rotate it to select the desired condition.
NORMAL: The cooling fan operates only
when
comes high.
CONTEST: The cooling fan starts to oper-
ate as the temperature begins
to rise.
Default: NORMAL
4. Press the MULTI function knob to save the
new setting.
5. Press the [ F ] key to exit the Menu mode and
resume normal operation.
the temperature be-
59 FT-891 Advance Manual