Retevis RA26 User manual

RA26
Instruction Manual
Add: 7/F, 13-C, Zhonghaixin Science&Technology Park, No.12 Ganli
6th Road, Jihua Street, Longgang District, Shenzhen, China
Web: www.retevis.com
E-mail: [email protected]
Facebook: facebook.com/retevis
Shenzhen Retevis Technology Co.,Ltd.
RA26
EN
VHF Marine Radio

i
¾·ÄÁÏÅË¼ÅÈÆËȹ¾·É¿Ä½ʾ¿É÷ȿĻÈ·º¿ÅƔÅËÍ¿ÂÂŰĺʾ»
professional and humanized design of the radio during using.
Please read all instructions carefully and completely before
using the radio.
It is a multifunctional and well-designed marine radio which
meets the IMO (International Maritime Organization) regula-
tion.
As adopting advance waterproof technology, the radio is with
½ÅźÍ·Ê»ÈÆÈÅżƻȼÅÈ÷Ĺ»Ƒ¹·ÄŲÅ·Ê·ÄºŲ·É¾·Â·ÈÃ;»Ä
drops into the water.
CAUTION
• The power supply of this radio is DC 3.7V. Please
ËÉ»ʾ»¿Ɩ¿ÅÄ¸·ÊÊ»ÈÏ·É¹ÅÄŰ½ËÈ»ºƔ
• The radio should be charged by the configured
adaptor.
• Do not expose the radio to direct sunlight for a long
time. Do not place it in environment or near any
heating devices below -20°C or above +55°C.
• Stop using and contact the local dealer if the radio
emits strange odor or smoke.
• Do not transmit without antenna installed, or the de-
vices will be damaged.
• Please power off in flammable and explosive envi-
ronment.
• Keep the radio at least 1 meter away from your ves-
sel’s magnetic navigation compass.
• The radio meets IPX7 waterproof requirement. How-
ever, once the radio has been dropped, waterproof
protection cannot be guaranteed because of possi-
ble damage to the radio’s sealed structure.
• Make sure the radio antenna, earphone jack cover
and battery cover are dry before attachment. Or the
radio inner components will be damaged.

ii iii
SUGGESTION
Clean the radio thoroughly with fresh water after exposure to
salt water. Dry it before operating. Otherwise the radio keys
and control components may be unusable due to salt crystal-
lization.
DO NOT submerge the radio in water. The waterproof protec-
Ê¿ÅÄ÷ÏÄÅÊ¸»»Ů»¹Ê¿Ì»¿¼ʾ»È·º¿ÅÈ˸¸»ÈȿĽż»·ÈƾÅÄ»
cover or DC jack cap is damaged in unexpected accident.
Please contact the local dealer if they are damaged.
FEATURES
Water-resistant and Float
The radio water-resistant protection meets IPX7 require-
ments. Can be 1 meter depth in water for 30 minutes. The
È·º¿Å¹·ÄŲÅ·Ê¿Ä¼È»É¾ÅÈÉ·ÂÊÍ·Ê»ÈͿʾʾ»Éʷĺ·Èº·¹¹»É-
sories-battery, belt clip and antenna.
When a third-party battery, belt clip and antenna etc. are
used, the radio may sink.
Flash Alarm
The radio will float, make alarm sound and send out auto-
matic flash alarm when drops into the water. As the LED
¿½¾ÊŲ·É¾¿Ä½Ƒʾ»È·º¿Å¹·Ä¸»»·É¿ÂÏÈ»ÊÈ¿»Ì»ºÊÅÉËÆÆÅÈÊʾ»
emergent rescue. This function works even the radio is pow-
»È»ºÅŮƔ
Flash Warning
Light
Alarm Sound
Flash Warning Light
CONTENTS
PREPARATION
Standard Accessories..................................................1
Preparation....................................................................1
Charging the Battery Pack.........................................1
Install/Remove Antenna.............................................2
Install Belt Clip...........................................................2
GET AQUAINTED
Appearance ...................................................................3
Display ...........................................................................4
BASIC OPERATION
Power ON/OFF...............................................................6
Adjust the Volume Level...............................................6
Adjust the Squelch Level .............................................6
Transmit and Receive ...................................................6
Transmit.....................................................................6
Receive .....................................................................6
Select Channel Group ..................................................7
Select Channel..............................................................7
Channel 16 ................................................................ 7
CALL Channel ...........................................................7
Weather Channel.......................................................8
Edit CALL Channel ......................................................8
Monitor Function...........................................................8
Volume Maximum Function .........................................9
Volume Mute Function..................................................9
Automatic Backlight .....................................................9
Key Lock ........................................................................9
Vibration Water Draining Function..............................9
SCAN OPERATION
Scan Types ..................................................................10
Set TAG Channels .......................................................10
Set/Cancel Single TAG Channels ............................10
Set/Cancel All TAG Channels ..................................10
Scan Operation ...........................................................10
DUAL/TRI WATCH
Description..................................................................11
Operation.....................................................................11
SET MODE
Set Mode Operation....................................................12
Set Mode Items ...........................................................13
VHF Marine Channel List ...........................................15
SPECIFICATION ..........................................................16
TROUBLESHOOTING..................................................17

1 2
PREPARATION
■Standard Accessories
Carefully unpack the radio. We recommend that you identify
items listed in the following table before discarding the pack-
ing materials. If any item is missing or has been damaged,
please contact the dealer immediately.
Items Quantity
Antenna 1
AC Adaptor 1
Belt Clip (With Screws) 1
Hand Strap 1
Instruction Manual 1
■Preparation
DCharging the Battery Pack
1. Connect the adaptor to AC power.
2. Open the radio charging port cover. Connect the adaptor
with the radio USB charging port to start charging. LCD
appears “ ” indicates charging.
Power Adaptor
AC Outlet
Charging Port
3. If the battery is full charging, LCD appears “FL”. You
should remove the adaptor.
• If you do not insert the battery pack while charging, the
LCD appears “Er”.
4. Charge by Other Power Supplies
• Charge by computer USB port
NOTE: Few computers do not meet the voltage and cur-
rent as required.
Charging Port
Normal USB Cable(Micro-B)
• Charge by Micro-B adaptor
NOTE: The power supply output should be 5V/1A.
Charging
Port
Power Bank
AC Adaptor
Car Charger
DInstall/Remove Antenna
1. ÅÄÄ»¹Êʾ»ÉËÆÆ¿»ºŰη¸Â»·ÄÊ»ÄÄ·ÊÅʾ»·ÄÊ»ÄÄ·¹ÅÄ-
nector, rotate it clockwise until it is tight.
2. To remove it, rotate it counter clockwise.
DInstall Belt Clip
1. Attach the belt clip to radio rear cover. Ensure the screw
holes are aligned.
2. Screw tightly using Phillips screwdriver.

3 4
GET AQUAINTED
■Appearance
PTT
MI C
CH AR GE










Loudspeaker
Microphone
LCD Display
[PTT] Key
• Hold down [PTT] to transmit. Speak with normal tone.
• Release [PTT] to receive.
Power Key
• Hold down this key for 1 second to power on/off the
radio.
Charging Port
• Push down to open the charging port.
• The USB port is for charging only. Cannot support data
communications.
NOTE: Ensure the cover for the DC charging connector
¿É·ůλºÊ¿½¾ÊÂÏÊÅ·ÌÅ¿ºÍ·Ê»È¿Ä½È»ÉÉƔ
Earphone Jack (SP/MIC)
• External earphone/microphone jack.
• Revolve the jack counter clockwise to open. Revolve
clockwise to close.
• This jack can be connected with computer for data com-
munication through programming cable.
NOTE: ÄÉËÈ»ʾ»¹ÅÌ»È¼ÅÈʾ»»·ÈƾÅÄ»À·¹Á¿É·ůλº
tightly to avoid water ingress.
[SCAN]/[DUAL]
• Press to start or stop scan mode (including normal and
priority scan).
• Hold on 1 second to enter the Dual or Tri-watch mode.
• Push to exit the watch mode.
• Hold this key and [HI/LO] key for 1 second to activate
the Vibration Draining Function.
[C/16]
• Press to select Channel 16.
• Hold for 1 second to select Call Channel.
• The factory default for Call Channel is Channel 9.
• When the Call Channel is selected, hold for 3 seconds
to enter the Call Channel programming mode.
• While in the set mode, press this key to exit.
[VOL/SQL]/[MONI]
• Press to enter the volume adjustment mode. Press again
to enter the squelch adjustment mode.
• Hold for 1 second to active the Monitor Function.
• źʾ¿ÉÁ»Ï;¿Â»ÆÅÍ»ÈÅŮƔÈ»ÉÉ[ ] at the same
time to power on and enter the set mode.
• While in the set mode, press to select set items.
• While holding this key, press [Z]to turn on the Volume
ËÊ»ËĹʿÅÄƔ»Æ»·Ê·½·¿ÄÊÅÊËÈÄÅŮʾ¿É¼ËĹʿÅÄƔ
[Hi/Lo]/[LOCK]
• Press to select high or low output power.
• ź¼ÅÈʸÉ»¹ÅĺÊÅÊËÈÄŹÁËĹʿÅÄÅÄÅÈÅŮƔ
[Y]/[Z]
• Press to select operation channel.
• While in the set mode, press to select the items.
• While in channel scan, press to change the scan direc-
tion.
 Antenna Connector
• ÅÄÄ»¹ÊͿʾʼʷǣÉËÆÆ¿»º·ÄÊ»ÄÄ·Ɣ
 [FAV]/[TAG]
• Press to sequentially select the favorite (TAG) channel
while ignoring untagged channel.
• Hold for 1 second to set or clear the TAG channel.
• Hold this key and power on to clear or set all TAG chan-
nels.
 [CH/WX]/[U/I/C]
• Press this key to select normal channel or weather chan-
nel.
• Hold for 1 second to select USA Channel, International
Channel or Canada Channel.
■Display
There are several kinds of symbols on the LCD display. Each
symbol represent one meaning. Knowing these meaning
helps the operation.
ICON DESCRIPTION
Appear while transmitting.
LOW
Appear while selecting low power.
"LOWͲŲ·É¾»É;»Ä¼Åȹ»ºÊÅɻ»¹ÊÂÅÍÆÅÍ-
er because of battery low voltage or radio high
temperature etc.
ATIS Appear while working in ATIS Channel.
USA Select USA Channel.

5 6
ICON DESCRIPTION
INT Select International Channel.
CAN Select Canadian Channel.
Appear while channel is busy.
Flash while in Scan Channel.
Appear when TAG Channel is selected.
CALL Appear when Call Channel is selected.
Battery indicator.
Indicate piecewise while charging.
Flash while full charging.
SCAN Flash while scanning.
Appear while key locked.
DUP Appear while a duplex channel is selected.
DUAL Appear while dual watch.
TRI Appear while tri-watch.
ICON DESCRIPTION
Indicate the operating channel number.
Indicate the selected condition in set mode.
Indicate assistant channel.
Appear while setting volume.
Appear while setting squelch.
Appear while setting mode.
Appear while weather alarm.
WX Appear while weather channel is selected.
BASIC OPERATION
■Power ON/OFF
1. Hold [ ] for 2 seconds to power on.
2. Hold [ ]·½·¿Ä¼ÅÈʸÉ»¹ÅĺÊÅÆÅÍ»ÈÅŮƔ
■Adjust the Volume Level
The volume level can be adjusted through [VOL/SQL] and
[Y]/[Z].
1. Press [VOL/SQL] and then press [Y]/[Z]to adjust the
volume level.
• The “VOLƢŲ·É¾»ÉƔ
• There are 31 volume levels. OF means the volume is
ÊËÈÄ»ºÅŮƔ
• When no operation is performed within 5 seconds, the
radio returns to normal mode.
2. Press [VOL/SQL] again to exit the volume adjustment
mode.
■Adjust the Squelch Level
The squelch level can be adjusted through [VOL/SQL] and
[Y]/[Z]. Set the proper squelch level to have better receive
É¿½Ä·Â·Äº»Ů»¹ÊË·Âɹ·ÄƔ
1. Press [VOL/SQL] for twice and then press [Y]/[Z]to ad-
just squelch level.
• “SQLƢŲ·É¾»ÉƔ
• The radio has 11 squelch levels. OP is completely open.
10 is maximum squelch.
• When no operation is performed within 5 seconds, the
radio returns to the normal mode.
2. Press [VOL/SQL] again to exit squelch level adjustment
mode.
■Transmit and Receive
DTransmit
1. Press [Hi/Lo] to select transmit power.
• “LOW” appears when low power is selected.
• Select low power for short distance communication
while high power for long distance communication.
• Some channels are for low power transmit only.
2. Press and hold [PTT] to transmit. Then speak to micro-
phone.
• “ ” appears.
• Channel 70 cannot be used for normal transmission.
3. Release [PTT] to receive.
NOTE:
• Transmitting without antenna will damage the radio.
• To forbid the long time continuing transmit, please turn on
TOT Function through PC programming software.
• Hold the microphone 5-10cm from your mouth while talking.
DReceive
1. Enter volume adjustment mode. Press [Y]or [Z]to ad-
just.

7 8
2. Enter squelch adjustment mode. Press [Y]or [Z]to ad-
just.
• “ ” appears and audio comes from the loudspeak-
er when receiving signal.
• The radio has Power Saving Function. The power saving
function activated automatically when no signal is re-
ceived within 5 seconds.
■Select Channel Group
This radio contains USA Channel, International Channel and
Canadian Channel. Choose the appropriate channel groups
for your operating area.
1. Press [CH/WX] to select a regular channel group.
• Press again if the radio indicates weather channel.
2. Press and hold [CH/WX] to change the channel group.
USA Channel, International Channel and Canadian Chan-
nel can be selected sequentially.
3. Press [Y]or [Z]to select channel.
• “DUP” appears when a duplex channel is selected. “A”
appears when a simplex channel is selected.
International Channel Group
USA Channel Group
Canadian Channel Group
■Select Channel
DChannel 16
Channel 16 is the distress and safety channel. It is used for
establishing initial contact with a station and for emergency
communications. Channel 16 is monitored during both dual
watch and tri-watch.
1. Press [C/16] to select Channel 16.
2. Press [CH/WX] to return to the channel used before
Channel 16. Press [Y]or [Z]to select operating channel.
DCALL Channel
Each channel roup has a Call Channel. The Call Channel is
monitored during tri-watch. The factory default for Call Chan-
nel is Channel 9. It can be reprogrammed.
1. Press and hold [C/16] for 1.5 seconds to select the Call
Channel of the current channel group. “CALL” and call
channel number appears.
2. Press [CH/WX] to return to the operating channel used
before call channel. Or press [Y]or [Z]to select other
operating channel.
DWeather Channel
This radio has 10 weather channels. It can detect a weather
alert sound automatically in the selected weather channel
when receiving and scanning.
1. Press [CH/WX] to select weather channel or normal
channel.
• Appear “WX” when weather channel is selected.
• Appear “WX ALT” when weather alert is turned on.
2. Press [Y]or [Z]to select channel.
■Edit CALL Channel
A CALL Channel can be edited in each channel group. The
factory default is Channel 9.
1. Hold [U/I/C] for 1 second to select a desired programmed
channel group (USA, International or Canadian).
2. Hold [C/16] for 1 second to select CALL Channel.
• Appear “CALL” and CALL Channel number.
3. Hold [C/16] for 3 seconds until a long “BEEP” sound and
two “DUDU” sound are heard to enter CALL Channel pro-
gramming mode.
• ¾·ÄÄ»ÂÄËø»ÈÉÊ·ÈÊÉŲ·É¾¿Ä½Ɣ
4. Press [Y]or [Z]to select desired CALL Channel.
5. Press [C/16]ÊÅ¹ÅÄŰÈÃ·ÄºÉ·Ì»¾·ÄÄ»ÂƔ
• Press [C/16] to cancel and exit.
■Monitor Function
The Monitor Function can open the squelch and monitor use-
ful signals. For setting monitor key, please refer to the expla-
nation at the back.
• Hold [MONI] for 2 seconds to activate monitor function.
• “ ƢŲ·É¾»É·Äº·ÉÅËĺ¿É¾»·Èº;»ÄÃÅÄ¿ÊÅÈ¼ËĹ-
tion is activated.

9 10
■Volume Maximum Function
The Volume Maximum Function can temporarily maximize
the volume level. This function is invalid when the volume lev-
el reaches 31.
1. Hold [VOL/SQL] and press [Y]to turn on this function.
• The volume will be maximum.
• The rolling indicator strip appears.
2. Hold [VOL/SQL] and press [Y]ÊÅÊËÈÄÅŮƔ
■Volume Mute Function
The Volume Mute Function can be activated temporarily. This
function is invalid when the volume level is OF.
1. Hold [VOL/SQL] and press [Z]to activate.
• The volume is mute.
• ¾»ÌÅÂËû¿Äº¿¹·ÊÅÈÉÊÈ·ÆŲ·É¾»ÉƔ
2. Hold [VOL/SQL] and press [Z]ÊÅÊËÈÄÅŮƔ
■Automatic Backlight
The Automatic Backlight Function is convenient for night op-
»È·Ê¿ÅÄƔ¾¿É¼ËĹʿÅÄ¹·Ä¸»ÊËÈÄÅÄƭÅŮ¿ÄÉ»ÊÃź»Ɣ
• Press any key except [PTT] to turn on LCD and keypad
backlight.
• The backlight is automatically turned off after 5 seconds
without operation.
■Key Lock
The Key Lock Function locks all keys except [ ], [PTT],
[VOL/SQL] and [LOCK] to avoid accidental operation of
channel switch.
• Hold [LOCK]¼ÅÈʸÉ»¹ÅĺÊÅÊËÈÄÅÄƭÅŮʾ¿É¼ËĹʿÅÄƔ
■Vibration Water Draining Function
The Vibration Water Draining Function helps to drain the wa-
ter away from the loudspeaker housing. It can prevent water
ingress to affect the loudspeaker voice quality. The radio
emits a vibrating sound when this function is activated.
• Press and hold [SCAN] and [Hi/Lo] at the same time to ac-
tivate.
• A deep sound emits for 10 seconds to drain water.
• Any key operation is invalid when vibration water draining is
activated.
SCAN OPERATION
■Scan Types
The Scan Types including normal scan and priority scan, can
be selected in the set mode (Please refer to set mode opera-
tion).
The weather channel will be scanned also if the weather alert
function is activated.
Set TAG channels before scanning. Cancel TAG for channels
not need to be scanned.
Normal scan: Scan TAG channels. Channel 16 won’t be
scanned if it is not set as TAG channel.
Priority scan: Scan Channel 16 during normal scan.
Normal Scan Priority Scan
■Set TAG Channels
»ÊƺЄƻ¼ÅÈ¹¾·ÄÄ»ÂÉÄ»»ºÊÅ¸»ɹ·ÄÄ»ºƔ·Ä¹»Â
ƺЄƻ;¿¹¾¿ÉÄÅÄ»»ºƔ¾»ËÄÊ·½½»º¹¾·ÄÄ»ÂÉÍ¿ÂÂ¸»ÉÁ¿ÆÆ»º
during the scan period.
DSet/Cancel Single TAG Channels
1. Press [U/I/C] to select channel group.
2. Press [Y]or [Z]to select the desired TAG channel.
3. Hold [FAV/TAG] for 1 second to set the current channel
as TAG channel.
• ơЄƢ·ÆÆ»·ÈÉÅÄƔ
4. Hold [FAV/TAG] again for 1 second to cancel the TAG
channel.
• “Є” disappears on LCD.
DSet/Cancel All TAG Channels
1. ÅÍ»ÈÅŮƔź[FAV/TAG] and press [ ] to power on.
All TAG channels will be canceled in the selected channel
group.
2. Repeat the above operation to set all channels as TAG
channels.
■Scan Operation
Set scan resume timer in the set mode.
1. Press [SCAN] to start normal scan or priority scan.
• “SCANƢŲ·É¾»ÉÅÄƔ
• “16” appears on the sub channel readout during priority
scan.
• The scan pauses when a signal is received (The resume
time can be set in the set mode).
• Channel 16 is monitored in priority scan.
• Press [Y]or [Z]to change the scan direction.
2. Press [SCAN] to stop scanning. Or press [PTT], [C/16],
[CH/WX] and [U/I/C] to stop.

11 12
No. Display Set Items Set Parameter Options Default Value
1Prompt Tone (OFF) / (ON) (ON)
2Weather Alert (OFF) / (ON) (OFF)
3Priority Scan (OFF) / (ON) (OFF)
4Scan Resume Timer (OFF) / (ON) (OFF)
5Automatic Scan (OFF) / (ON) (OFF)
6Dual/Tri Watch - (Dual watch) / - (Tri watch) - (Dual watch)
7Monitor Key Function Pu (Push) / Ho (Hold) Pu (Push)
8Automatic Backlight (OFF) / (ON) (ON)
9LCD Contrast Hi / Lo Hi
10 Automatic Power Save (OFF) / (ON) On
11 Float Alarm (OFF) / (ON) (OFF)
12 Vibration Water Draining (OFF) / 2 / 5 / 10 (seconds) (OFF)
DUAL/TRI WATCH
■Description
This radio contains DUAL/TRI WATCH, can be selected in the
set mode.
Dual watch: Watch and monitor in turns between the current
channel and Channel 16.
Tri watch: Watch and monitor in turns among the current
channel, Channel 16 and CALL Channel.
Dual Watch Tri Watch
CALL channel
Receive signal during watch and monitor:
• Receive signal in Channel 16
Dual/tri watch pause in Channel 16 until the signal disap-
peared.
• Receive signal in CALL Channel
Tri watch switches to dual watch until the signal disappeared
in CALL Channel.
■Operation
1. Hold [SCAN/DUAL] for 1 second to start dual/tri watch.
• “DW” flashes during dual watch; “TW” flashes while tri
watch.
• A “BEEP” sound emits when signal is received in Chan-
nel 16.
• Tri watch switches to dual watch when signal received in
CALL Channel.
2. Press [SCAN/DUAL] to cancel dual/tri watch.
For example: Tri watch in International Channel 01.
Start tri watch. Receive signal in call
channel 09.
Resume tri watch after
signal disappeared.
Open Channel 16 prior
when signal is received
in Channel 16.
SET MODE
■Set Mode Operation
The Set Mode can be used to change the settings of the ra-
dio’s function. The function settings including Prompt Tone,
Weather Alert, Priority Scan, Scan Resume Timer, Auto Scan,
Dual/Tri Watch, Monitor Key Function, Automatic Backlight,
LCD Contrast, Power Save, Float Alarm and Vibration Water
Draining.
Set mode operation as below.
1. ÅÍ»ÈÅŮƔ
2. Press and hold [VOL/SQL], power on to enter set mode.
3. Release [VOL/SQL], LCD appears “bEEP”.
4. Press [VOL/SQL] to select desired setting items.
5. Press [Y]or [Z]to select desired setting parameter.
6. Press [C/16] to exit set mode.

13 14
■Set Mode Items
DPrompt Tone
ËÈÄÅÄƭÅŮʾ»ÆÈÅÃÆÊÊÅÄ»;¿Â»ÅƻȷʿĽƔ
DWeather Alert
The U.S.A NOAA broadcast station will transmit weather alert
when there are significant weather information. When the
weather alert function is activated, the radio will send alert.
“ ƢŲ·É¾»É·Êʾ»ɷûʿûƔ¾»¹ËÈÈ»ÄÊËÉ»ºÍ»·Ê¾»È
channel will be scanned during the scan.
• With this function enable, “ ” appears when weather
channel is selected.
DPriority Scan
The radio has 2 scan types, Normal Scan (of) and Priority
Scan (on). Normal scan searches all TAG channels in the se-
lected channel group. Priority scan scans Channel 16 during
normal scan.
DScan Resume Timer
¾»¹·Ä»ÉËû¿Ã»È¹·Ä¸»ÊËÈÄ»ºÅŮƺżƻƭÅÄƺÅÄƻƔ
• (of): The scan will pause until the signal disappears.
• (on): The scan will pause for 5 seconds and then resume.
DAutomatic Scan
The Automatic Scan will be activated when no signal is re-
ceived and no operation is performed for 30 seconds.
DDual/Tri Watch
Select dual (d-)/tri (t-) watch.
DMonitor Key Function
Press Monitor Key, the squelch inhibit function will be turned
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opening key.
• Pu (PUSH): Press and hold [MONI], the sound emits from
loudspeaker. Keep holding [MONI], the loudspeaker con-
tinuing opened. Release [MONI], the loudspeaker closed.
• Ho (HOLD): Press and hold [MONI] for 1 second, the
sound emits from loudspeaker. The mode remains when re-
lease [MONI]ƔÈ»ÉÉÅʾ»ÈÁ»ÏÊÅÊËÈÄÅŮʾ»ÂÅ˺ÉÆ»·Á»ÈƔ
DAutomatic Backlight
The Automatic Backlight Function is convenient for night op-
eration. Press any key except [PTT] to turn on LCD and key-
pad backlight.
• The backlight is automatically turned off after 5 seconds
without operation.
DLCD Contrast
The LCD Contrast can be selected according to using envi-
ronment. It can be set as “Hi” or “Lo”.
DPower Save
The Power Save Function can reduce the current drain and
extend the battery using time.
When the power save function is opened, the radio will enter
power save mode automatically if no signal is received or no
operation is performed within 5 seconds.
DFloat Alarm
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easily found in water.
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water. This function stops automatically when press any key
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DVibration Water Draining
The Vibration Water Draining Function will be automatically
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stops. The loudspeaker emits 5 or 10 seconds deep vibrate
sound to drain the water.
NOTE: ¾¿É¼ËĹʿÅÄ¿É¿Ä̷¿º;»ÄËɿĽ»ÎÊ»ÈÄ·ÂÂÅ˺-
speaker microphone.