Icom IC-77 Instruction Manual page 6

A
1 PANEL DESCRIPTION
WE Function display
THRU] PREAMP ATT
S 1 5 9 +60
LOCK ss == wee
PO 50 100
@ TRANSMIT INDICATOR (p. 9)
Shows that the transceiver is transmitting.
@ RECEIVE INDICATOR (p. 7)
Shows that the squelch is open while receiving.
@ LOCK INDICATOR (p. 6)
Shows that the channel selector is electronically
locked.
@ S/RF INDICATOR (pgs. 7, 9)
— Shows the relative receive signal strength while
receiving.
— Shows the RF output power level while trans-
mitting.
@ COMMENT READOUT (p. 6)
— Shows the comment (alphanumeric note) for a
channel.
— When the [FC] switch is pushed, shows the oper-
ating frequency.
@® CHANNEL NUMBER READOUT
Shows the selected channel number and sim-
plex/duplex condition.
"SPLIT" When a simplex channel is selected.
disappears Transmit frequency is the same as receive
PP frequency.
"SPLIT" When a duplex channel is selected.
appears
Transmit frequency differs from receive
Pp frequency.
e Available channel number varies according to ver-
sions and programming at your Icom Dealer.
@ MODE INDICATORS (p. 6)
When the [FC] switch is pushed, show the oper-
ating mode.
@ ATTENUATOR INDICATOR (p. 8)
Shows that the RF attenuator is ON.
@ SCAN INDICATOR (p. 6)
Shows that the channel scan function is activated.
@ RIT INDICATOR (p. 8)
Shows that the RIT function is ON.
@ PREAMP INDICATOR (p. 8)
Shows that the preamp is ON.
@ NOISE BLANKER INDICATOR (p. 8)
Shows that the noise blanker is ON.
€ TUNE INDICATOR (p. 10)
When an optional AT-130 HF AUTOMATIC
ANTENNA TUNER is connected, shows the follow-
ing conditions:
— Lights up when the antenna tuner completes
tuning.
— Blinks during tuning operation.
@ THROUGH INDICATOR (p. 10)
When an optional AT-130 HF AUTOMATIC
ANTENNA TUNER is connected, shows that the
connected antenna does not match the antenna
tuner's matching range.
CAUTION: DO NOT transmit while the
through indicator appears, since the transceiver may
be damaged.
When the through indicator appears, the AT-130
is bypassed and the [ANT] connector is directly con-
nected to the antenna.