(trunking channel activity bars) — each represents a received trunking frequency or a data frequency while trunk tracking (see “Channel Activity Bars” on Page 47).

-1-— appears when the weather service band is se- lected.

-2-— appears when the amateur radio service band is selected.

-3-— appears when the marine service band is se- lected.

-4-— appears when the air service band is selected.

-5-— appears when the police service band is select- ed.

P

— appears when a priority channel is selected.

BATT. Lo — blinks when the scanner’s battery is low.

DATA — appears when the data skip function is active.

SCAN — appears when you scan channels.

LIST — appears with numbers (1–5) during trunk tracking. Numbers with a bar under them show which ID scan list banks are turned on for scanning.

SVC — appears during a service search.

SEARCH — appears during a limit search and ID search, and blinks when you monitor IDs (see “Monitor- ing IDs” on Page 46).

PRI — appears when the priority feature is turned on.

HOLD — appears when you manually select a channel or when the scanner is holding during a search.

DLY — appears when you program a delay.

L/O — appears when you manually select a channel or frequency you locked out.

K/L (keylock) — appears when you lock the keypad.

Error — appears when you make an entry error.

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Radio Shack 20-521 owner manual