Kenwood TH-77A Instruction Manual page 13

@ENT / LOCK key
This key is used to switch to the direct keyboard
frequency entry mode.
Pressing the key within 10 seconds of pressing the F key
will deactivate all functions except the POWER, LAMP,
PTT , MONI, and F then ENT ( LOCK) .
If you press and hold the 7 key while you turn on
the POWER switch the Tuning control lock function
will turn off or on.
(DUAL / DUP/ * key
This key is used to set the SUB band ON or OFF.
Pressing the key within 10 seconds of pressing the F key
will cause the duplex function to activate.
©0 / L.OUT key
This key is used to set memory channel 0 on or off.
Pressing the key within 10 seconds of pressing the F key
will set the MEMORY CHANNEL LOCK OUT function on
or off.
@Mkz / STEP/# key
This key is used to select the tuning rate of the Tuning
control. When the MHz indicator is lit, the Tuning
control will cause the transceiver to increase or decrease
in 1 MHz steps.
Pressing the key within 10 seconds of pressing the F key
will display the current VFO tuning step. Use the tuning
control to select the desired tuning step.
@SCAN / SUB (SCAN) key
This key is used to initiate main band scan.
Pressing the key within 10 seconds of pressing the F key
will initiate sub band scan.
@ Operations of functions not displayed on
panel
@ Press the M key, then the key below.
Key Function Refer to
Store the displayed data in pe
M then CALL eal carne P.25 4-4-5
M then MONI DIME Memory ent P37 4-7
Enter the displayed
frequency in the upper limit
M then SUB UP frequency of the P19 4-2-4
programmable VFO tuning
limit.
Enter the displayed
M then frequency in the lower limit
frequency of the P19 4-2-4
SUB DWN programmable VFO tuning
limit.