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- 8 -

Operation

LCD Display

The liquid crystal display
(LCD) has 10 characters to

f

designate the selected
channel by number or
name. Above the channel
designation area is a row of
indicators that show which
features are enabled.

MON

Monitor function is enabled

SC

Scanning in operation

PRI

Priority Channel

TAC

Repeater talkaround is enabled

UO

Channel removed from Scan List

VOX

Voice-Operated Transmit activated

CALL

Call Received with CTCSS/DCS/2-Tone Coding

BATT

Blinks when the Battery Power is low

Transmit/Receive Indicator

The TransmiVReceive
Indicator shows different
colors depending upon the
operation:

Transmit:

Steady RED

Channel Busy:

Blinking RED

2-Tone-Coded Signal:

Blinking ORANGE

Monitor ON:

Steady ORANGE for 4 seconds

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Applying Power and Setting the Volume

1. Turn the radio on by

pressing the 

POWER

 button

to the in position.

The display lights and
shows the last-selected
channel designation.

Note:

To turn the radio off, release the 63 button
to the out position.

2. Press the Monitor Key
(

MON

)

Adjust the speaker

l

volume to a comfortable

UP

level by pressing the

, pi

Volume Up ( 

 ) or

Volume Down ( 

 ) Key

Note:

If you hold down either of the keys, the
volume steps rapidly in the selected direction.

3. Press (

MON

) again.

Note:

While Monitor is ON, your radio may detect
(on the selected channel) transmissions
from stations outside your own system, as
well as transmissions within your system.

Changing Channels

1. Up/Down Key

Selection- Press the
Channel Up or Channel
down key (

 or 

 ) to

display the desired
channel.

An up-channel or down-channel tone sounds with
each channel change. If you press and hold either
key, the radio changes channels rapidly.

(If programmed with a Estops channel changes will
stop when the highest or lowest channel number
has been reached.)

Summary of Contents for SPU 554KT

Page 1: ...er Operating Guide RELM WIRELESS CORP 7100 Technology Drive West Melbourne FL 32904 OMSPH255DT 7100 Technology Drive West Melbourne FL 32904 2000 RELM Wireless Corporation All Rights Reserved OMSPH255...

Page 2: ...chaser that all new Radio equipment of RELM s manufacture shall be free of defects in material and workmanship Equipment and accessory items not manufactured by RELM carry the standard warranty of the...

Page 3: ...ing VOX 15 Optional Accessories Replacement Parts 15 Technical Support and Service 16 Specifications 16 Two year Limited Warranty inside back cover 16 Technical Support and Service Your Uniden dealer...

Page 4: ...an Mode Monitors the programmed scan list You can temporarily lock out selected channels External Speaker Microphone Jacks Allows use of an optional speaker microphone or headset for improved operatio...

Page 5: ...rnating low high low high indicating the key function is not allowed Down Channel Tone a short low tone occurring at every down channel change PTT Error Tone a low tone sounding as long as the PTT is...

Page 6: ...nnels pressing the key will change the LCD VOX display from continuous to blinking sound the Disable Tone and cause VOX operation to stop Press the key again to restore nommal VOX operation Home Chann...

Page 7: ...no voice alert press the Monitor key to unmute the receiver and hear the call orange LED may be turned off by pressing any key The LCD CALL indication is turned off by pressing the PTT Monitor or SCAN...

Page 8: ...emove the lock out condition from a channel manually select the channel and press L O again Nuisance channels may also be deleted while scan is active by pressing L O while receiving the channel or du...

Page 9: ...ks RED If the signal is coded with CTCSS DCS or 2 Tone Code the CALL indicator appears on the LCD Channel Scan In the scan mode the radio alternately monitors each channel until it receives a call You...

Page 10: ...rn the radio on by pressing the POWER button to the in position The display lights and shows the last selected channel designation Note To turn the radio off release the 63 button to the out position...

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