OPERATION

KEY LOCK

24

KEY LOCK

1.Press Key Lock button to prevent unintentional channel changing.

5DIGIT FREQUENCY DISPLAY

1.Push and hold Memory key for approximately 3 seconds.

OPERATION

FREQUENCY DISPLAY

25

2.You are now locked and the LOCK icon will appear.

3.Press Key Lock button again to deactivate.

 

 

 

 

 

 

LOCK

AM

RX

 

 

 

9

+30 SIG

1

3

5

 

ST40

 

 

 

 

0.5

1

2

3

4 PWR

2.Display will change to the 5 digit frequency of the channel selected.

3.Push and hold Memory key for 3 seconds.

27.75

F AM

ST

5

RX

+30 SIG

1 3 5 9

0.5 1 2

3

4 PWR

4.Display will change back to channel display.

AM

 

 

 

9

+30 SIG

1

3

5

 

ST40

 

 

0.5

1

2

3

4 PWR

Page 13
Image 13
Cobra Electronics 75 WX ST operating instructions KEY Lock, Digit Frequency Display