D Scanning; D Display; D Format Usb-Memory; Main Dial Brake Adjustment - Icom IC-7700 Instruction Manual

D D Scanning
PROBLEM
Programmed scan does
not stop.
Programmed scan does
not start.
Memory scan does not
start
Select memory scan does
not start
D D Display
PROBLEM
The displayed frequency
does not change properly.
D D Format USB-Memory
PROBLEM
Format error appears
when formatting in FAT32
Format error appears
when formatting in FAT

■ Main dial brake adjustment

[MAIN DIAL]
Brake
adjustment
Heavy
POSSIBLE CAUSE
• Squelch is open.
• The same frequencies have been programmed
in scan edge memory channels P1 and P2.
• 2 or more memory channels have not been
programmed.
• 2 or more memory channels have not been
designated as select channels.
POSSIBLE CAUSE
• The dial lock function is activated.
• A set mode screen is selected.
• The internal CPU has malfunctioned.
POSSIBLE CAUSE
• The inserted USB-Memory capacity is smaller
than 64 MB.
• The inserted USB-Memory capacity is larger
than 2 GB.
Light
SOLUTION
• Set [SQL] to the threshold point.
• Program different frequencies in scan edge
memory channel P1 and P2.
• Program more than 2 memory channels.
• Designate more than 2 memory channels as
select channels for the scan.
SOLUTION
• Push [LOCK] to turn the function OFF.
• Push [EXIT/SET] several times to exit the set
mode screen.
• Reset the CPU.
SOLUTION
• Insert a USB-Memory larger than 64 MB or
select the FAT format.
• Insert a USB-Memory smaller than 2 GB or
select the FAT32 format.
The tension of the main dial may be adjusted to suit
your preference.
The brake adjustment is located on the bottom side of
the front panel. See the figure at left.
Slide the brake adjustment to a comfortable tension
level while turning the dial continuously and evenly in
one direction.
13-3
13
MAINTENANCE
REF.
p. 3-9
p. 8-3
p. 8-3
p. 9-7
REF.
p. 5-17
p. 12-2
p. 13-7
REF.
p. 12-26
p. 12-26