Hoffer 508 Manual

Changing Basic Channels
1. Press the MENU button once to enter BASIC CHANNEL SELECTION
mode.The current channel number flashes on the LCD Screen.
2. While the channel number is flashing:
Press the Up button to move to a higher channel.
Press the Down button to move to a lower channel.
The channel changes from 1 to 8,or from 8 to 1.
3. Press the ENTER button to confirm the selected channel and return
to the NORMAL mode.
Changing CTCSS Code - Subchannels
The COMMUNICATOR has 38 available CTCSS subchannels. To set the
CTCSS code.
1. Press the MENU button twice until the CTCSS digits flash.
2. While the CTCSS code digits are flashing:
Press the Up button to move to a higher subchannel.
Press the Down button to move to a lower subchannel.
The subchannel changes from 0 to 38,or from 38 to 0.
3. Press the ENTER button to confirm your selection and return to the
NORMAL mode.
NOTE: 1. To communicate with other PMR units, both units must be
switched to the same channel and CTCSS subchannel.
2. Channel change operations are disabled during BUTTON LOCK
mode.
3. Refer to the "Channel Table" section of this Owner's Manual
for detailed frequency listings.
1. Antenna
2. LCD Screen: Displays current channel selection and other radio status
symbols.
3. Up button (VOLUME/CHANNEL): Press to adjust volume level and
change channels.
4. Down button (VOLUME/CHANNEL): Press to adjust volume level and
change channels.
5. Call Cbutton: Press to transmit CALL TONES.
6. Enter button: Used to turn LCD Screen LAMP ON/OFF.Buttons are
locked when pressed and held.
7. Speaker
8. Battery Compartment (LOCATED ON THE REAR): Houses 4 x 1.5V "AAA"
alkaline batteries or 4.8V "AAA" Ni-MH rechargeable battery pack (not
included).
9. Battery Compartment Cover Latch (LOCATED ON THE REAR): Secures
Battery Compartment cover.
10. Mic: Microphone.
11. Monitor Mbutton: Press to tune in and hold onto weak signals.
12. Menu button: Allows you to change channels.
13. PUSH TO TALK PTT button: Press to transmit.
14. Scan Sbutton: Used to activate/deactivate CHANNEL SCAN.
15. Power On/Off button: Press and hold the button to turn your unit ON/OFF.
16. TX (Transmission) LED indicator: Illuminates red when transmitting.
17. External Sp. /Mic. Jack
18. Belt Clip (LOCATED ON THE REAR)
ENGLISH
COMMUNICATOR MODEL 508
OWNER'S MANUAL AND OPERATING INSTRUCTIONS
LCD Screen:
Channel Number changes from 1 to 8
as selected by user.
 Press and hold the ENTER button
until the BUTTON LOCK symbol is displayed.
DW Displayed during DUAL WATCH mode.
Displayed during waiting instruction. 
CTCSS code.Sub Channel Number changes from
1 to 38 as selected by user.
VOX Displayed during VOX mode is on.
Displays current VOLUME LEVEL.
SCAN  Displayed during CHANNEL SCAN mode.
BUSY Displayed when receiving a signal.
Displays current BATTERY LEVEL.
Channel Number
Battery Indicator Volume Level
Channel Scan Selection
Button Lock Dual Watch
VOX icon
Sub Channel
Number
Scan Indicator
RX Icon
Channel Selection
8 basic channels and 38 sub channels are available.
Carefully remove your communicator from its Packing. If there is any
visible damage, do not attempt to operate this communicator. Return
it to the place of purchase
Getting Started
Removing the BELT CLIP:
1. Pull the BELT CLIP LATCH away from the unit.
2. While pulling the BELT CLIP LATCH,push up on the BELT CLIP to remove
it from the unit.See Figure 1.
Installing the Belt Clip:
1. Slide the BELT CLIP into the BELT CLIP SLOT.See Figure 2.
2. A "click" indicates the BELT CLIP is locked into position.
Battery Installation: 1. Release the BATTERY COMPARTMENT
COVER LATCH located on the rear side
of the unit (see Figure 3) and remove
theBATTERY COMPARTMENTCOVERfrom
the BATTERY COMPARTMENT (See Figure
4).
2. Install 4x1.5V AAA alkaline batteries or
4.8V "AAA" Ni-MH rechargeable battery
pack (not included) as shown.
3. Reinstall the BATTERY COMPARTMENT
COVER and lock the BATTERY
COMPARTMENT COVER LATCH into
position.
Figure 1. Figure 2.
Figure 3. Figure 4.
Turning the Unit ON:
Press and hold the button. The unit will "beep" with dual tone and the
LCD SCREEN will briefly display a SELF-TEST Screen.
Turning the Unit OFF:
Press and hold the button. The unit will "beep" with a signal tone and
the LCD Screen will turn blank.
Adjusting SpeakerVolume:
1. Press the Up button to increase the SpeakerVolume.
2. Press the Down button to decrease the Speaker Volume.
3. The SpeakerVolume level is indicated by the number of bars displayed in the
lower right corner of the LCD Screen.
NOTE: Volume Up and Down buttons are disabled during BUTTON
LOCK mode
Receiving a Signal:
The unit is continuously in the RECEIVE mode when the unit is ON and not
Transmitting. When you receive a signal on the current channel,the RX icon
(BUSY) is displayed.(See "LCD SCREEN" for details).
Transmitting a Signal:
1. Check the channel activity by pressing and holding the MONITOR Mbutton.
You'll hear static if the channel is unoccupied.Don't TRANSMIT if someone
is talking on the channel.
2. Press and hold the PTT button to TRANSMIT.The TX LED Indicator will light
up in red.Hold the unit in a vertical position with the MICROPHONE 2 to 3
inches from the mouth.While holding the PTT button,speak into the unit using
a normal tone of voice.
3. Release the PTT button when you have finished transmitting.
NOTE: In order for other people to receive your transmission,they must also be
on the same channel you are currently using. Refer to the "Channel
Selection" section for more information.
MIC
M
C
S
10
11
12
13
15
16
17
18
1
2
3
4
5
6
7
8
9
14
Communicator Controls
The COMMUNICATOR has a built in POWER SAVER feature for
maximum battery life. But when the COMMUNICATOR is not being
used, conserve battery power by pressing the button to OFF.
Remove the batteries if the unit will not be used for a long period
of time.

Channel Scan:
CHANNEL SCAN performs searches for active signals in an endless loop
from basic channel 1 to 8.
1. Press SCAN Sbutton to activate CHANNEL SCAN.The channel number on
the LCD Screen changes rapidly until an active signal is detected.
During CHANNEL SCAN mode.
Press ENTER button to confirm the selected channel.
Press the CALL Cbutton to change to CALL function and to send a
CALL TONE on that active channel.
Press the SCAN Sbutton again to deactivate CHANNEL SCAN mode.
2. When an active signal (one of 8 channels) is detected. CHANNEL SCAN
SCAN pauses,keeping the active signal broadcasted.
3. Press the PTT button to communicate through the active signal channel and
CHANNEL SCAN is deactivated.
4. When an active signal (one of 8 channels) is detected,but another channel
is desired,press the Up or Down button to bypass the current channel
and continue to search for another active channel.
Sending Call Tones
You can use CALL TONES to alert the other when you are attempting to
contact them. You can also use CALL TONES to signal the beginning or
the end of a transmission.
1. Press the CALL Cbutton, the red TX LED indicator will light up and the
CALL TONE continues for 3 seconds.
2. Release the CALL Cbutton, your CALL TONES will transmit to nearby
receivers set to the same channel.
Monitor:
You can use the MONITOR feature to check for weak signals in the current
channel.
1. Press the MONITOR Mbutton once to activate this function.
2. Rx BUSY icon will display on the LCD Screen while this function is activated.
3. Press again the MONITOR Mbutton to deactivate the function.
ENTER / Back-light / Button Lock:
1. Press and immediately release the ENTER button to light up the LCD
Screen.The BACKLIGHT will automatically shut off after 4 seconds if no
other buttons have been pressed.
2. Press and hold the ENTER button until the BUTTON LOCK icon is
displayed on the LCD Screen.
NOTE: Volume and Channel Change Operations are disabled during BUTTON
LOCK mode.Press and hold the ENTER button again to deactivate
BUTTON LOCK mode.
NOTE: The maximum transmission range will vary depending on terrain and
environment.
Troubleshooting
Specifications:
Frequency
(Hz)
Sub
Channel Frequency (Hz)
Sub
Channel Frequency (Hz)
Sub
Channel
CTCSS ( Continuous Tone Coded Squelch System) Frequency Table.
Channels Available 8 Channels
CTCSS Sub-channel 38 for each Channel
Output Power (TX) 0.5W
Battery Life 30 Hours (typical)
Range About 3 Miles
CHANNEL TABLE
1
2
3
4
446.00625
446.01875
446.03125
446.04375
CHANNEL FREQUENCY (MHz) CHANNEL FREQUENCY (MHz)
5
6
7
8
446.05625
446.06875
446.08125
446.09375
To Charge The COMMUNICATOR
In the event you wish to use the unit with rechargeable battery (not included)
you will be required to use an DC adaptor - input 230 VAC 50Hz - Output 6
DC 200MA (optional)
1. Turn the unit OFF (Do not turn ON the unit during
Battery Charge Mode).
2. Install 4.8V "AAA" Ni-MH Rechargeable Battery
Pack into the battery compartment of unit.
3. Place the unit into the Charger Base.
4. Plug the adaptor into the wall outlet and insert
the round end into the Charge Jack on the rear
of the charger base.
5. The LED light on the Charger Base will turn RED
once electricity get connected.
6. Unplug the Adpator. Turn the unit ON. The Battery
Level Indicator on the LCD Screen will display the
new Battery Level.
* LED Indicator on the charger base will NOT turn
OFF automatically, except take out the unit from
the charger base and disconnect the electricity.
**It takes approximately 6 hours to fully charge the
batteries if they are at their lowest level or takes
around 14 hours to fully charge the new batteries.
Dual Watch:
You can use Dual Watch to monitor 2 channels.
To enter Dual Watch mode:
1. Press MENU button 4 times.
2. Press Up and Down buttons to select desired channel.
3. Once Dual Watch is on, automatically scan the channel that between 2
2 prefixed channel and the carrier stop on either activated channel
to receive.Dual Watch restarts when the carrier disppears.
4. Press MONITOR Mbutton to monitor weak signal.
5. Press ENTER ,PTT or CALL Cbutton to end the Dual Watch mode.
Internal VOX Control Function
On VOX mode, automatically transmitting and receiving signals without
pressing any button.
To turn on the VOX function:
1. Press MENU button 3 times to enter the VOX mode;
2. While the VOX icon is flashing;
3. Press Up button to select higher VOX sensitivity;
4. Press Down buttons to select lowerVOX sensitivity;
5. Press MENU button twice or button to confirm the selected mode.
mode.
NOTE: The VOX sensitivity is indicated by the number of bars displayed
in the lower right corner of the LCD Screen.
To turn off theVOX function:
1. While the VOX icon is flashing,press Down buttons until the number of
bars disappears.
2. Press MENU button twice or button to confirm the VOX off
mode.
To activate the VOX sensitivity:
1. While the VOX mode is on, plug the connector of the headset (not
included) into SP./MIC jack of the communicator and then speak
through the microphone of the headset to activate the transmitting
mode.
2. Transmitting mode will turn on automatically and on standby mode.
3. The TX LED indicator illuminates red when transmitting.
NOTE: The VOX sensitivity is automatically activated once plug the
connector of the Headset (not included) into SP./MIC jack of the
communicator.You don't have to push the PTT button of the communicator
while transmitting.
Battery Level Indicator:
1. The BATTERY LEVEL is indicated by the number of squares present inside
the BATTERY icon on the LCD Screen.
2. When the BATTERY LEVEL is low,the BATTERY icon will flash to indicate
that the batteries need to be replaced.
SYMPTOM
No power.
Reception is
weak.
Cannot change
channels.
Range is limited.
Sound distortion
problems.
SOLUTION
=Check batteries.Ensure that the batteries are installed properly.
=The batteries may be weak.
= Replace old batteries with four (4) new "AAA" alkaline batteries
or 4.8V "AAA" Ni-MH rechargeable battery pack .
=Press the Up button to increase VOLUME.
=The receiving signal may be weak and/or out of range.
=If this happens,press the MONITOR Mbutton.
=To change channels, press the MENU button until the channel
number flashes on the LCD Screen.
= Press the Up or Down buttons to change channels.
= Batteries may be weak.
= BUTTON LOCK must be deactivated.
=BATTERIES may be weak.
=Replace with new batteries if the BATTERY LEVEL indicator is low.
=The maximum range will vary depending on terrain and environment.
=Open fields provide the maximum range,while steel/concrete structures,
heavy foliage and use in buildings and in vehicles may limit the range
significantly.
=Wearing the radio close to the body,such as in a pocket or on a belt,
will decrease range; change the location of the radio.
=If you are transmitting,speak in a normal tone of voice,2 to 3 inches
away from the MICROPHONE.
=If you are receiving,lower the volume to a comfortable level.
= Radios too close.Radios must be at least 5 feet apart; increase your
distance.
= Radios too far apart.Obstacles interfere with transmission.Talk range
is up to 3 miles in clear unobstructed conditions.