Textron Cessna 172S Skyhawk SP, Information Manual

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CESSNA
MODEL 172S
SECTION 9 - SUPPLEMENTS
SUPPLEMENT 25 - FAA APPROVED
10. COMM FREQUENCY SELECTOR KNOB (OUTER) -- The
. outer, larger selector knob is used to change the MHz portion
of the frequency display. At either band-edge of the 118-136
MHz' frequency spectrum, an offscale rotation will wrap the
display around to the other frequency band-edge (i.e.; 136
MHz advances to 118 MHz).
11. CHANNEL BUTTON -" Pressing the CHAN button for 2 or
more seconds will cause the unit to enter the channel program
(PG) mode.
Upon entering the channel program mode, the
channel number will flash . indicating that it can be
programmed. The desired channel can be selected by turning
the comm kHz knob. The channel .frequency can be entered
by pushing the COMM TRANSFER button which will cause
the standby frequency' to flash. The comm frequency knobs
are then used to enter the desired frequency. If dashes
(located between 136 MHz and 118 MHz) are entered instead
of a frequency, the corresponding channel is skipped in
channel selection mode. Additional channels may be
programmed by pressing the COMM TRANSFER button and
using the same procedure. The channel information is saved
by pushing the CHAN button which will also cause the unit to
return to the previous frequency entry mode.
The channel selection mode (CH) can then be entered by
momentarily pushing the CHAN button. The comm frequency
knobs'can be used to select the desired channel. The unit will
automatically default to the previous mode if no channel is
selected within 2 seconds after entering the channel selection
. mode. The unit is plac'ed in the transmit mode by depressing
a mic button.
Jan 31/02
S25-9