Uniden Bearcat 880 CHR, Owner'S Manual

Page: 15 / 24

15
2. Press MENU/OK .
DAY
displays.
3. Press
MENU/OK
.
DAY
blinks.
4. Turn
Channel Selector
to cycle through the brightness options.
(Lowest = 00; Highest = 15)
5. Press
MENU/OK
to select the one you want.
BRIGHT
displays again.
6. Repeat these procedures to set the NIGHT brightness level.
Diagnostic Menus
1. Press
MENU/OK
to activate the menus.
2. Turn Channel Selector until
DIAG
displays.
3. Press
MENU/OK
to enter the
DIAG
level.
From the DIAG level, you can check battery power levels, RF power
levels, and antenna mismatch.
Battery Check
Check the DC power levels if you feel your radio is not performing
properly.
1. Once
DIAG
displays, press MENU/OK;
VOLT
displays.
2. Press
MENU/OK;
the battery voltage displays for 2 seconds and
then the battery voltage condition displays:
–
PASS
- Voltage is good.
–
FAILLO
- Voltage is too low.
–
FAILHI
- Voltage is too high.
3. Press
MENU/OK
to return to the
DIAG
level.
RF Power Check
RF alerts indicate that the transmission levels are not acceptable.
1. Once
DIAG
displays, press
MENU/OK;
VOLT
displays.
2. Turn Channel Selector until
RF OUT
displays.
3. Press
MENU/OK
.
GO PTT
displays.
4. Press and hold
PTT
. The RF power condition,
PASS
or
FAIL
,
displays. (If
FAIL
displays, refer to the Troubleshooting section,
page 18.)
5. Release PTT :
GO PTT
displays.
6. Press
MENU/OK
to return to the
DIAG
level.