Jensen JHD22 Скачать руководство пользователя страница 14

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button (2) to return to Bluetooth mode and resume mobile 

phone audio playback.

NOTE: If a Bluetooth device is disconnected due to the power 
being turned off or if the device is disconnected inadvertently, 
the unit will automatically search for the matching Bluetooth 
device when the power is restored.

CARE AND MAINTENANCE

•   Keep the product dry. If it does get wet, wipe it dry 

immediately. Liquids might contain minerals that can 
corrode the electronic circuits.

•   Keep the product away from dust and dirt, which can 

cause premature wear of parts.

•   Handle the product gently and carefully. Dropping it 

can damage circuit boards and cases, and can cause the 
product to work improperly.

•   Wipe the product with a dampened cloth occasionally to 

keep it looking new. Do not use harsh chemicals, cleaning 
solvents, or strong detergents to clean the product.

•   Use and store the product only in normal temperature 

environments. High temperature can shorten the life of 
electronic devices, damage batteries, and distort or melt 
plastic parts.

Ignition

The most common source of noise in reception is the ignition 

system. This is a result of the radio being placed close to the 

ignition system (engine). This type of noise can be easily 

detected because it will vary in intensity of pitch with the 

speed of the engine.

Usually, the ignition noise can be suppressed considerably 

by using a radio suppression type high voltage ignition wire 

and suppressor resistor in the ignition system. (Most vehicles 

employ this wire and resistor but it may be necessary to check 

them for correct operation.) Another method of suppression 

is the use of additional noise suppressors. These can be 

obtained from most CB radio or electronic supply shops.

Interference

Radio reception in a moving environment is very different 

from reception in a stationary environment (home). It is very 

important to understand the difference.

AM reception will deteriorate when passing under a bridge 

or when passing under high voltage lines. Although AM 

is subject to environmental noise, it has the ability to be 

received at great distance. This is because broadcasting 

signals follow the curvature of the earth and are reflected 

back by the upper atmosphere.

Содержание JHD22

Страница 1: ...JHD22 AM FM WX BT PA USB Heavy Duty Radio Installation and Operation Manual PS AS INFO ENTER TIMER...

Страница 2: ...ONTENTS Introduction 3 Safety Information 4 Installation 4 Wiring 6 Basic Operation 7 Tuner Operation 10 Bluetooth Operation 12 Care and Maintenance 14 Troubleshooting 15 Specifications 16 FCC Notes 1...

Страница 3: ...Electronic Bass Treble Balance Fader Controls Maximum Output Power RMS 40W x 4 Clock 12 24 Hour Selectable Work Clock Timer Low Battery Voltage Alert Illumination Dimming USB Charging 2 Channel Pre am...

Страница 4: ...existing 1 DIN radio opening In many cases a special installation kit will be required to mount the radio to the dashboard See the dealer where the radio was purchased for kit availability Always che...

Страница 5: ...lly and make certain all connections are secure and insulated with crimp connectors or electrical tape to ensure proper operation 6 After completing the wiring connections turn the unit on to confirm...

Страница 6: ...io out If removal keys are inserted at an angle they will not lock properly to release the unit Reconnect Battery When wiring is complete reconnect the battery negative terminal WARNING Do not connect...

Страница 7: ...the following reasons Initial installation of the unit when all wiring is completed Function buttons do not operate Error symbol on the display Use a ball point pen or thin metal object to press the r...

Страница 8: ...lected device s menu of available options Lock Unlock Connect Disconnect Delete and List loops Press ENTER TIMER button to select options Lock Unlock Press ENTER TIMER button to lock or unlock device...

Страница 9: ...htness level and press again to turn dimmer Off maximum brightness level NOTE LCD panels may take longer to respond when subjected to cold temperatures for an extended period of time In addition the v...

Страница 10: ...BAND SCROLL button 17 to change between FM1 FM2 FM3 AM1 and AM2 Manual Tuning Press hold the or buttons 6 7 to seek stations up down step by step Auto Seek Tuning Press the or buttons 6 7 to automatic...

Страница 11: ...frequencies used A similar system is available in Canada under the Weatheradio Canada service administered by Environment Canada Tuning to Weatherband Press the MODE button 2 repeatedly to reach the...

Страница 12: ...ptions are only available while the unit is in Bluetooth Audio mode Press and hold the SETUP button 9 for more than 2 seconds to enter the system menu Press the SETUP button repeatedly or or buttons 6...

Страница 13: ...0000 if requested After connecting successfully you will be able to listen to music stored on your Bluetooth enabled device through the radio BT Audio A2DP The A2DP music is available for Bluetooth e...

Страница 14: ...or melt plastic parts Ignition The most common source of noise in reception is the ignition system This is a result of the radio being placed close to the ignition system engine This type of noise can...

Страница 15: ...dible level Wiring is not properly connected Check wiring connections The operation keys do not work Control panel is not properly installed Reinstall control panel Built in microcomputeris not operat...

Страница 16: ...ia Japan 522 1629 kHz Sensitivity S N 20dB 30 dB General Frequency band s for Bluetooth 2 4 2 4835GHz Maximum radio frequency power transmitted for Bluetooth 4 dBm Operating Voltage DC 12 Volts Ground...

Страница 17: ...tions However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determ...

Страница 18: ...ASA Electronics Corporation www asaelectronics com www jensenheavyduty com 2022 ASA Electronics Corporation...

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