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User manual of JDTV-350, page 9

2.  Never wrap the earbud or ac adaptor cord around any animal or person. Special care should be taken 

with long wires. 

3. 

Fold back the delicate telescopic antenna when not in use to avoid possible damage. 

4. 

Clean your unit with a damp (never wet) and lint-free cloth. Solvent or detergent should never be used.  

The TV panel should only be cleaned with special cleaning agent formulated for such purpose. 

5. 

Avoid leaving your unit in direct sunlight or in hot, humid or dusty places. 

6. 

Keep your unit away from heating appliances and sources of electrical noise such as fluorescent lamps or 

motors. 

 
 

TROUBLESHOOTING 

 

Problems 

Possible Causes 

Possible Solutions 

TV cannot turn 
on 

 

Internal battery is exhausted. 

 

 

Power On/Off switch is set to “off”. 

 

Recharge battery with provided ac 
adaptor. 

 

Set Power On/Off switch is set to “on” 

No picture 
received 

 

Signal is weak. 

 

 

Receiving channel is not in service. 

 

Fully extend the built-in antenna or 
change to the external antenna provided. 

 

Try other TV channels. 

Picture is 
pixilated  

 

Signal is weak. 

 
 

 

Watching TV in a moving vehicle or 
user is walking 

 

Fully extend the built-in antenna or 
change to the external antenna provided 
and try different locations. 

 

Watch TV programs only when the TV is 
stationary. 

Bright or dim 
pixels on TV 
screen 

 

This is due to possible 
manufacturing defects. 

 

It is considered as acceptable if the total 
number of bright and dim pixels is not 
more than 4 at the corners. 

 
 

SPECIFICATIONS 

 

RF Reception 

Terrestrial ATSC 8VSB: 54-860MHz (CH2 – 69) 

Antennas 

Built-in Antenna :  telescopic, monopole type 
External Antenna :  monopole type with 40-inch extension cord & MCX connector 

Audio Processing 

Digital Multi-lingual 

Audio Output 

Built-in Speaker and 3.5mm Headphone Jack 

Video Processing 

MPEG-2 Video Decoding, Terrestrial NTSC 

TFT Color Panel 

Size : 3.5 inches (diagonal) 
Resolution :  320H x 240V 
Aspect Radio :  4:3 

Power 

Li-ion Battery Pack: 3.7V    2000mAh 
AC Adaptor: 5V    1.5A 

Operating 
Temperature 

14°F ~ 122°F (-10°C ~ 50°C) 

Weight 

6oz (170g) 

 
 

90 DAY LIMITED WARRANTY AND SERVICE 

VALID IN THE U.S.A ONLY 

 

SPECTRA MERCHANDISING INTERNATIONAL, INC. warrants this unit to be free from defective materials 
or factory workmanship for a period of 90 days from the date of original customer purchase and provided the 
product is utilized within the U.S.A. This warranty is not assignable or transferable.  Our obligation under this 
warranty is the repair or replacement of the defective unit or any part thereof, except batteries, when it is 
returned to the SPECTRA Service Department, accompanied by proof of the date of original consumer 
purchase, such as a duplicated copy of a sales receipt.  
 

Summary of Contents for JDTV-350

Page 1: ...MODEL JDTV 350 Portable ATSC Digital TV with 3 5 TFT LCD PLEASE READ THIS USER MANUAL COMPLETELY BEFORE OPERATING THIS UNIT AND RETAIN THIS BOOKLET FOR FUTURE REFERENCE ...

Page 2: ...ories Included Power Source and Recharging Battery Warnings Replacing the Rechargeable Battery Pack Lithium Battery Safety Instructions TV Controls Using the Antennas Getting Started Function Menus and Settings Picture Audio Time Setup Channel Care and Maintenance Troubleshooting Specifications 90 Day Limited Warranty and Service ...

Page 3: ...that no object filled with liquids such as vases shall be placed on the apparatus 14 Do not overload wall outlet Use only power source as indicated 15 Use replacement part as specified by the manufacturer 16 Power Sources This product should be operated only from the type of power source indicated on the marking label If you are not sure of the type of power supply to your home consult your produc...

Page 4: ...mer Electronics Group want you to get the most out of your equipment by playing it at a safe level One that lets the sound come through loud and clear without annoying blaring or distortion and most importantly without affecting your sensitive hearing Sound can be deceiving Over time your hearing comfort level adapts to higher volumes of sound So what sounds normal can actually be loud and harmful...

Page 5: ... as it may cause fire injury burns explosion or other hazards 3 Please dispose of properly for recycling Replacing the Rechargeable Battery Pack After regular use over a period of time the internal battery pack may store less and less energy per recharge than when it was fresh or even fails to recharge If that happens follows the procedure below to replace it 1 Set the On Off Switch of the TV to O...

Page 6: ...s telescopic antenna for best indoor or outdoor reception Tips when receiving weak signal in the upper channels folding back the last section may help to improve picture stability 9 TFT Color Screen This 4 3 screen delivers vivid pictures at 320H x 240V resolution 10 Antenna Input This jack accepts the external monopole antenna included with your TV set 11 Headphone Jack This jack accepts a pair o...

Page 7: ...tic base external antenna to improve the reception Fully extend the antenna cable and plug the MCX connector of the external antenna into the Antenna Jack of the TV set Then try placing the external antenna in different locations e g a window until a stable picture can be obtained The external antenna has a magnetic base for you to attach securely to a metal iron surface for improved reception GET...

Page 8: ... hour 5 Clock this will display the current time using information transmitted with the receiving TV program SETUP 1 Menu OSD language OSD English default French Spanish 2 Transparent 0 25 default 50 75 100 3 OSD Time Out 5sec 15sec default 30sec 45sec 60sec 4 Closed caption a CC Mode Select the CC display options from CC off default CC On CC on mute b Basic Selection Select the CC type options fr...

Page 9: ... channels you want shown on the TV once the scan is completed i Use the CH to scroll down to Show Hide ii Press OK to enter iii A list of all the channels found will display and a V will be shown next to the channel if it will show up when using the CH and CH buttons during normal operation iv Press the CH button to scroll down through the channels v Press the OK button to show the channel V shown...

Page 10: ...h TV programs only when the TV is stationary Bright or dim pixels on TV screen This is due to possible manufacturing defects It is considered as acceptable if the total number of bright and dim pixels is not more than 4 at the corners SPECIFICATIONS RF Reception Terrestrial ATSC 8VSB 54 860MHz CH2 69 Antennas Built in Antenna telescopic monopole type External Antenna monopole type with 40 inch ext...

Page 11: ... and you may also have other rights which vary from state to state TO OBTAIN SERVICE please remove all batteries if any and pack the unit carefully and send it prepaid by insured parcel post or UPS to SPECTRA at the address shown below IF THE UNIT IS RETURNED WITHIN THE WARRANTY PERIOD shown above please include a proof of purchase dated cash register receipt so that we may establish your eligibil...

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