COMMON TASKSYaesu FT-8800R Operating Manual (courtesy of W5JCK) Page 26 of 83Activate Automatic Power OffThe Automatic Power-Off (APO) feature will turn the radio completely off after a user-definedperiod of PTT switch or key/button inactivity. If you do not press any front panel keys orbuttons, rotate the DIAL knobs or use the microphone’s keys and buttons, or transmit, and solong as the transceiver is not scanning or engaged in priority monitoring, the radio will shutitself off after the specified time period. This feature is useful in minimizing battery drain in amobile installation if you forget to turn the transceiver off when you leave your vehicle.To activate the APO feature, use the following procedure:1. Press the SET key momentarily to enter the Set mode.2. Rotate the DIAL knob to select Menu #1 APO.3. Press the DIAL knob momentarily, then rotate the DIAL knob to set thedesired switch-off time (between 1 and 12 hours in 0.5 hours increments), or OFF.4. Press and hold in the DIAL knob for ½ second to save the new setting and exit tonormal operation. 0.Set FM Bandwidth and MIC GainYou can reduce the microphone input level and receiver bandwidth when operating on tightly,clustered frequencies (channel spacing of 12.5 or 15 kHz). This will reduce the transmitterand receiver deviation, thus minimizing interference to other users (and improving reception).To configure for the narrower bandwidth, use the following procedure:1. Press the SET key momentarily to enter the Set mode.2. Rotate the DIAL knob to select Menu #44 WID.NAR.3. Press the DIAL knob momentarily, then rotate the DIAL knob to change thedisplay to NARROW.4. Press and hold in the DIAL knob for ½ second to save the new setting and exit tonormal operation. 0.To restore the normal (higher) microphone input level and normal (15 kHz) receiverbandwidth, select WIDE in step 3 above.