Radio Shack Pro-97 Handheld Scanner "unlock pg channel" Questions

Pg 63 of your manual. ***using the keylock *** Once you program your scanner, you can protect it from accidental program changes by turning on the key lock feature. When the keypad is locked, the only

...unlock but not working, also will not scan... foursons, have you tried resetting the scanner yet. On pg 47 it mentions about turning banks of channels on or off. Possibly some banks got turned off. ...