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16                                                                                            BK Radio

 

When the PTT switch is released, the radio 
continues to monitor the selected channel for 
the preset scan delay time before it resumes 
scanning.

 

TALKBACK SCAN 

If your radio is programmed for Talkback 
Scan, press PTT while a channel is active or 
while scan  delay time remains. You will be 
responding on the transmit frequency of the 
received channel. 

Talkback Scan will not work if  Priority Scan is 
also on and your radio is programmed to 
always transmit on the Priority 1 channel. 

CHANGE THE SCAN LIST 

If the radio has not been programmed for 
Scan List Lock, the user may add or remove 
channels from the Scan  List. If user  changes 
are enabled, follow these steps to change the 
Scan List: 

1.

 

Slide Switches B  (scan) and C  (priority) 
down. 

2.

 

Select a channel

 

to be added or removed 

from the  Scan  List by turning the Channel 
Selector knob. If the channel is already on 
the Scan List, 

SCN 

appears in the display. 

3.  Press the 

[ENT]

 key

 

to add a channel to 

the  Scan  List.  A short beep sounds and 

SCN

 appears in the display. 

4

Press the 

[CLR]

 key

 

to remove a channel 

from the  Scan  List.  A short beep sounds 
and 

SCN

 disappears from the display. 

GROUP SCAN  

Channels on each “Channel  Scan  List”  in 
groups on the “Group  Scan List” are scanned 
sequentially. The  selected group is always 
scanned when Group Scan is enabled, even if 
that group is not on the Group Scan List. 

         

            SCN 

  

LABEL    12    

 

 

1

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

0

 

*

 

#

 

CLR

 

FCN

 

PRI

 

ENT

 

 

 GPH-CMD Owner’s Manual                                                                21                                                           

NOTE: 

If the radio is programmed for Dual 
Priority operation, only the Priority 1 
channel can be changed with the 

[PRI]

 key. 

NOTE:

 

A channel can be  the  priority 
channel even if it is on the Scan 
List.  Due to multiple sampling of the 
same channel, however, maximum 
performance 

occurs when the 

priority channels are not on the 
Scan List. 

USER TRANSMIT  CODE GUARD 

When the radio is being programmed with transmit and receive 
frequencies for each channel, a receive Code Guard value and a 
transmit Code Guard value can also be assigned to each channel. On 
channels that do not have a default transmit Code Guard programmed, 
the user can choose CxCSSs from a global UTXG Pick List containing 
32 entries.  To assign a UTXG for use on a channel, all scanning 
functions (Channel Scan, Group Scan, and Priority Scan) must be 
turned OFF. 
 

The user selects a channel and then uses the 
keypad to enter a number from 1 to 32.  When 
UTXG is active, the second line of the display 
will show the number of the selected list entry 
(TONE – XX).  Once a UTXG is assigned to a 
particular channel, it will be stored and used 
with that channel whenever the channel is 
selected.  Repeater Talk Around operation will 
use the pre-programmed RX CxCSS. 

 

The UTXG Pick List can be viewed by pressing 

[FCN] [1]

.  The display will show: 

 

TONE – 01 

or 

TONE  – 01  

XXX.X 

 

DXXX 

 

Press 

[PRI]

 to increment through the list or key 

in a number.  Press 

[ENT]

 to exit the list 

viewer. (This feature is for viewing the list only.  
Pressing 

[ENT]

 when a list item is displayed 

does NOT associate the UTXG with the 
selected channel.) 

 

 

  TONE - 01 

  000.00 

1

 

2

 

3

4

 

5

 

6

7

 

8

 

9

0

 

*

 

#

 

CLR

 

FCN

PRI

 

ENT

 

 

LABEL 20 

 TONE 8 

Summary of Contents for GPH-CMD

Page 1: ...Technology Drive West Melbourne FL 32904 Telephone 321 984 1414 FAX 321 984 0434 www relm com Copyright 2005 RELM Wireless Corporation All rights reserved P N 7001 30969 300 03 02 GPH CMD PORTABLE RADIO OWNERS MANUAL ...

Page 2: ...mation 5 Radio Controls 8 Basic Operation 9 Code Guard Operation 10 Command Group 11 Channel Groups 13 Programmable Top Switches Function Menu 13 Scan Operation 14 Priority Scan 17 User Transmit Code Guard 21 Other Operational Features 22 Alphanumeric Display 25 Cloning Procedure 26 Battery Installation And Removal 29 Definitions And Acronyms 31 Service Inside Back Cover ...

Page 3: ...Your radio must be properly licensed by the Federal Communications Commission prior to use Your BK Radio dealer can assist you in meeting these requirements Your dealer will program each radio with your authorized frequencies signaling codes etc and will be there to meet your communications needs as your system expands SAFETY PRECAUTIONS Do not operate the transmitter in close proximity to blastin...

Page 4: ...nergy which when used improperly can cause biological damage Very high levels of x rays for example can damage tissues and genetic m aterial The energy levels associated with radio waves from portable 2 way radios when properly used are not great enough to cause biological damage Experts in science engineering medicine health and industry work with organizations to d evelop standards for exposure ...

Page 5: ... up to 50 talk Your BK Radio 2 way radio complies with the following RF energy exposure standards and guidelines United States Federal Communications Commission Code of Federal Regulations 47 CFR 1 1307 1 1310 2 1091 and 2 1093 American National Standards Institute ANSI Institute of Electrical and Electronic Engineers IEEE C95 1 1992 Institute of Electrical and Electronic Engineers IEEE C95 1 1999...

Page 6: ...ecause this radio generates measurable RF energy exposure only when transmitting in terms of measuring for standards compliance Hold the radio in a vertical position in front of face with the microphone and the other parts of the radio including the antenna at least one inch 2 5 cm away from the nose Keeping the radio at the proper distance is important because RF exposures decrease with distance ...

Page 7: ...tiple beeps will follow Failure of downloading can be due to Improper connection Failure to turn on the clone Setting the clone in Programming Mode Target radio s group locked by PC Programming NOTE To stop the FAILURE Mode press CLR turn off both radios and try again starting with Step 1 on the previous page BATTERY INSTALLATION AND REMOVAL BK Radio battery packs are available in a variety of siz...

Page 8: ...LR key Navigate to a CH prompt then press and hold the key to get the GRP prompt CLONING Group 01 PROG GPHcmD Group 01 PROG GPH Group 01 Press and Hold Key to Change Target PROG GPHcmD Cmnd group PROG GPHcmD pick list Press and Hold Key to Change Data GPH CMD Owner s Manual 9 BASIC OPERATION RECEIVE 1 Turn power on by turning the Volume knob clockwise A beep sounds indicating the radio is operatio...

Page 9: ...ne Master Switch When the Master s Command Group is cloned to a slave the channel data that is pointed to by the Command Group is transferred to a target group not the Command Group in the slave The target group s label in the slave will be set to CMND CLN Data that can be cloned to a standard GPH radio includes Group data Command Group data When cloning to a GPH radio the Master s global data is ...

Page 10: ...e transmitting or if Busy Channel operation is enabled check the yellow LED NOTE Do not transmit if the channel is busy 2 Press the PTT switch When the transmitter is on the red Transmit Indicator glows and TX appears in the display 3 If monitoring the channel reset the squelch knob to the Code Guard position to receive only the messages with the proper Code Guard value During extended transmissio...

Page 11: ...arily shows CHAN DELETED and the following channels move up in the list For example if channel 5 is deleted channel 6 becomes the new channel 5 channel 7 becomes the new channel 6 etc When all channels are deleted the radio beeps continuously and the display shows CMND EMPTY along with the CMND icon Exit the Command Group to add new channels CMND full CMND Chan deleted SCN CMND LABEL 7 CMND cmnd e...

Page 12: ...only the transmitter is disabled If an attempt is made to transmit an alert tone will be generated and the display will show the word BUSY until the channel becomes available or the PTT switch is released whether the Squelch knob is in or out of the Code Guard detent Channels not programmed with a receive Code Guard value can be used to transmit regardless of carrier activity BUSY GPH CMD Owner s ...

Page 13: ... 7 8 9 0 CLR FCN PRI ENT SCN LABEL 3 LOCKED GPH CMD Owner s Manual 23 DTMF ENCODING Radios can be programmed to enable DTMF Dual Tone Multiple Frequency encoding To send DTMF tones similar to the tones used by a standard push button telephone 1 Press and hold the PTT switch 2 Press any of the keys on the keypad You will hear a sidetone The FCN PRI ENT and CLR keys respond as DTMF tones A B C and D...

Page 14: ...ower level can be selected with a top switch or the keypad menu GPH CMD Owner s Manual 15 the channel selected by the Channel Selector knob When a signal is detected scanning stops and the message is received The received channel is shown in place of the transmit channel Once the signal ends the radio continues to monitor the channel for the preset scan delay time before it resumes scanning SCAN C...

Page 15: ...s Manual 21 NOTE If the radio is programmed for Dual Priority operation only the Priority 1 channel can be changed with the PRI key NOTE A channel can be the priority channel even if it is on the Scan List Due to multiple sampling of the same channel however maximum performance occurs when the priority channels are not on the Scan List USER TRANSMIT CODE GUARD When the radio is being programmed wi...

Page 16: ... 6 7 8 9 0 CLR FCN PRI ENT GPH CMD Owner s Manual 17 PRIORITY SCAN Priority Scan enables the radio to receive on any channel while monitoring for a message on the designated priority channel s The radio samples each priority channel at a preset rate 25 2 0 seconds regardless of activity on any other channel Priority Scan operates only while the radio is not transmitting and can be used in combinat...

Page 17: ...y channel RX SCN LABEL 12 GPH CMD Owner s Manual 19 To reply to a message on the priority channel press the PTT switch and the radio will transmit on the priority channel Once activity ceases on the priority channel the radio returns to scan operation Priority Mode B With Switch C priority up and Switch B scan down the radio can receive on the knob selected channel while sampling the priority chan...

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