Uniden UH-055 - Manual (Page 6)

11, SCAN SWITCH: When this switch is pressed, the UH-055 will scan any channels pro­
grammed in the selected Scan mode.
in the GROUP NORMAL mode or the OPEN NORMAL mode, you can select 2 differ­
ent scan speed (FAST or SLOW). When this switch is pressed for more than 1 sec­
ond, (a BEEP is hear twice) the radio scans FAST.
When it is pressed for less than 1 second, (a BEEP is heard once) the radio scans
SLOW
NOTE: The radio will not Scan if the selected Scan memory has not been pro­
grammed.
12, GROUP SWITCH: This switch is used to select the required Scan mode. When this
switch Is pressed and the G is disappeared, the radio is able to scan in the OPEN
SCAN mode.
Press this switch again to scan in the GROUP SCAN mode.
The G should be indicated on the CHANNEL indicator.
13, TX INDICATOR: Light Emitting Diode (LED) indicates red while transmitting. If the
LED does not indicate red when the PTT switch is depressed, this phenomenon indi­
cates battery is exhausted. In this case it is recommended to recharge or replace the
battery.
14, SP/EAR JACK: When you attempt to use an external speaker or an earphone, con­
nect it to this jack.
15.
When this jack is plugged, the built-in speaker will not work but the external speaker
or the earphone will.
EXTERNAL RWCROPHONE JACK: When you wish to use an external microphone,
connect it to this jack.
Memory Backup
Channels maintained in the UH-055 memory are protected from loss by a built-in capacitor
which protects the memory for up to 12 hours when you disconnect the Battery Pack.
BATTERY SAVE
In the RX mode, UH-055 saves the battery life. (Except in the SCAN FAST mode and the
NORMAL mode with the optional selcall module.)
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