Controls and Indicators... 2 Warning! ... 4 Introduction ... 5 Features ... 5 Technical Support and Service ... 6 Maritime Radio Services Operation ... 6 Included in Your Package ... 7 Getting Started ... 8 Mounting the Cradle ... 8 Attaching the Antenna ...
• The ATLANTIS 250 is waterproof only when both the antenna and the battery are properly attached. • Do not operate the transmitter of any radio equipment unless all the Radio Frequency (RF) connectors are secure and any open connectors are properly terminated.
This handheld VHF marine radio will give you consistent, outstanding performance in virtually all conditions and situations. To ensure that you get the most from the ATLANTIS 250’s features, please read this operating guide carefully before using the unit.
Be sure that a qualified technician services your radio equipment. Caution: Changes or modifications to this product not expressly approved by Uniden, or operation of this product in any way other than as detailed by this Operating Guide, can void your authority to operate this product.
Included in Your Package ATLANTIS 250 DC Adapter Beltclip Reference Guide/ Printed Material If any of these items are missing from the box, contact your Uniden Dealer or the Uniden Parts Department at (800)-554-3988. AC Adapter (AD-0003) Cradle Rechargeable Battery...
Mounting the Cradle Mount the Cradle to either a counter or wall. To counter: Attach the Cradle using the mounting screws and washers as follows. To wall: Apply the Cradle to the wall and insert the two mounting screws into the larger holes of the Cradle Push down the Cradle until it is firmly seated.
Using the Alkaline Battery Case When needed, you can use the battery case with Alkaline AA batteries (not included) instead of the rechargeable battery pack. To install the batteries: Remove the battery case cover by pulling the 2 halves apart applying your fingers to the projections.
Charging the Battery Pack Your marine radio is powered by a specially designed Ni-MH battery pack. • Before operating the ATLANTIS 250, charge the Ni-MH battery pack for 16 hours without interruption with the Adapter. Place the ATLANTIS 250 in the Cradle.
• See “Controls and Indicators” (page 2) for button, knob, and key positions. • When you turn On your ATLANTIS 250 just after purchasing, it is automatically tuned to channel 16, the United States Coast Guard frequency for distress, safety, and calling.
Selecting a Channel Turn On your ATLANTIS 250. To select a higher channel, press the L button. To select a lower channel, press the M button. • To change the channel continuously, press and hold the L or M button for more than 1 second.
Triple Watch Triple Watch mode monitors channels 16 and 9 for a signal while you listen to the currently selected channel. The marine radio checks channel 16 and 9 for activity every 2 seconds. To select Triple Watch mode, press and hold the 16/9/TRI button for 2 seconds.
Monitoring Weather Channels The ATLANTIS 250 has 10 preprogrammed emergency/weather channel frequencies, represented by 0 through 9. To listen to the emergency/weather channels in your area, press the WX/ALERT button. WX appears on the display. To move up, press the L button.
Emergency/Weather Alert Emergency/Weather Alert allows your ATLANTIS 250 to function as a severe weather warning radio and will also alert you to any local or national emergencies. If the NOAA issues warning while this feature is turned On, the radio sounds an alert tone. You will then hear the emergency/weather broadcast.
USA, International and Canadian Channels The ATLANTIS 250 is initially set for USA marine channels when you turn On your radio. To listen to international marine channels, press the UIC button once. INT appears on the display. To listen to Canadian marine channels, press the UIC button again.
Deleting a Channel from Memory Select the channel to delete from memory by pressing the L or M button. Press the MEM button. MEM disappears from the display. Scanning To begin scanning the programmed channels, press the SCAN button. SCAN and TRIPLE appear on the display.
Transmitting Transmission power can be set to either 5W or 1W. Press the 1/5W/LOCK button to make the change, then the 5W or the 1W indicator on the display changes accordingly. To transmit, press and hold the PTT (push-to-talk) key. TX appears on the display.
Battery Indicator When the unit is On, battery power is always indicated on the display. When the battery is fully charged, the battery indicator appears as follows: When the battery is nearly discharged, the battery indicator appears as follows: • When the battery indicator drops to the blinking 1-mark level on the display, the radio will receive but will not transmit.
Optional Parts and Replacement Accessories AC Adapter Mounting Screws Antenna Wrist Strap (AD-0003) (HH9408) Ni-MH Battery Cradle Reference Guide DC Adapter (BP 250) Beltclip Alkaline Battery Case Uniden Parts Department (800)-554-3988 We can also be reached on the web at www.uniden.com...
General Channels Transmit and Receive Weather Freq. Control Freq. Tol. Transmit Receive Oper. Temp. Antenna Microphone Display Speaker Power Source Size (without antenna) Weight (w/battery & antenna) Transmitter Frequency Range Frequency Stability Power Output Spurious Emissions Current Drain Receiver Receiver Type Frequency Range Sensitivity Squelch Sensitivity...
Troubleshooting Not enough range Cause: Line of sight blocked ⇒ Increase antenna height. Will not transmit on 5 watt range but will transmit on the 1 watt range. Cause: Low voltage ⇒ Recharge or replace the batteries. Will not transmit while charging. Cause: Low voltage ⇒...
For more information about RF exposure, please visit the FCC website at www.fcc.gov. • When using an external speaker microphone, USE ONLY THE UNIDEN MODEL HHVTA07 (black) or HHVTAW07 (white). Use of any other accessory for this purpose may invalidate your authority to operate this device.
Product excluding Ni-MH battery pack to be free from defects in materials and craftsmanship with only the limitations or exclusions set out below. Uniden warrants for 12 months, to the original retail owner, the Ni-MH battery pack to be free from defects in material and craftmanship with only the limitations or exclusions set out below.