Icom IC-7700 Instruction Manual - Page 14

1 PANEL DESCRIPTION ■ Front panel (continued) !7 !8 POWER HF/50MHz TRANSCEIVER i7700 TRANSMIT TUNER VOX BK-IN MONITOR MIC RF PWR KEY SPEED DELAY TIMER PHONES AGC SQL NR NB ELEC-KEY MIC AGC VR NR AF NB RF DRIVE TX RX SPLIT LOCK 1.8 3.5 1 10 14 4 21 24 7 GENE 50 MP M A XFC F-1 F-2 SSB CW COMP MONI GAIN F-3 RTTY/PSK F-4 AM/FM F-5 DATA VOX GAIN ANTI VOX CONTRAST F-6 M.SCOPE F-7 EXIT/SET BRIGHT REC PLAY VOICE MEMORY AUTO TUNE !9 @0 @1 @2 @3 @4 @5 @6 !7 NOISE REDUCTION LEVEL CONTROL [NR] (inner control; p. 5-17) Adjusts the DSP noise reduction level when the noise reduction function is in use. Set for maximum readability. • To use this control, push NR . Increases Decreases !8 NOISE BLANKER CONTROL [NB] (outer control; p. 5-16) Adjust the noise blanker threshold level. • To use this control, push NB . Deep Shallow !9 AGC VOLUME SWITCH AGC VR (p. 5-11) ➥ Push to toggle [AGC] control usage ON and OFF. • Use [AGC] control to set the AGC time constant when switched ON. • The [AGC VR] indicator above this switch lights green when the control is ON. ➥ Turns the AGC function OFF when pushed and held for 1 sec. @7 @8 @9 #0 #1 #2 @0 USB (Universal Serial Bus) CONNECTOR [USB] (p. 2-4) ➥ Insert USB-Memory* for both reading/storing a wide variety of the transceiver's information and data. • The indicator above the connectors lights or blinks when the transceiver reads or writes to the memory data. • Unmount operation should be performed before removing the USB-Memory* (p.12-25). ➥ Connects a PC keyboard for RTTY and PSK31 operations. • USB keyboards* are supported. *: USB-Memory or USB keyboard is not supplied by Icom. @1 NOISE REDUCTION SWITCH NR (p. 5-17) Push to switch DSP noise reduction ON and OFF. • The [NR] indicator above this switch lights green when the function is activated. @2 AF CONTROL [AF] (inner control; p. 3-9) Varies the audio output level of the speaker or headphones. Audio output decreases Audio output increases 1-4