D Scanning; D Display - Icom IC-7851 Instruction Manual

■ Troubleshooting (Continued)

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 Display

PROBLEM
The displayed frequency
does not properly change.
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.
SOLUTION
• Set [SQL] to the threshold point.
• Program different frequencies in scan edge
memory channels 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.
16-11
16
MAINTENANCE
REF.
p. 4-4
p. 12-5
p. 12-5
p. 12-7
REF.
p. 4-12
p. 15-2
p. 16-7