B737 NG Systems Review
Display Selector
VHF Comm (Typical)
VHF Communications Transfer (TFR) Switch

Left – selects left frequency as active for transceiver.

Right – selects right frequency as active for transceiver.

Active Frequency Light

Illuminated –

Indicates the related frequency is selected.
No Q and A available for this module
No expanded information available for this module
Aft Electronic Panel 700/800/900