NXT Digital CHA 061170A User manual

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User Manual
Digital Cable Receiver – High Definition (HD)
Model – CHA 061170A

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Important Safety Instructions
Read, follow and keep these instructions safely.
 Heed all warnings.
 Do not use this apparatus near water.
 Clean only with dry cloth.
 Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
 Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers)
that produce heat.
 The parameter of the using power source should be accordance with that indicated on the rear panel; otherwise the
machine will work improperly and can be damaged.
 Protect the power cord from being walked on or pinched, particularly at plug points, convenience receptacles, and the
point where they exit from the apparatus.
 Only use attachments/accessories specified by the manufacturer.
 To prolong the useful life of this machine, please do not keep pressing buttons for prolonged periods.
 Use only those parts specified by the manufacturer, or sold with the apparatus.
 Unplug this apparatus during lightning storms or when unused for long periods of time.
 Refer all servicing to qualified service personnel and authorised service centres. Servicing is required when the
apparatus has been damaged in any way, including damage to power-supply cord or plug is damaged, liquid has been
spilled or objects/liquid have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not
operate normally, or has been dropped.
 Warning: This unit should only be serviced by an authorized and properly trained technician or service centre. Opening
the cover or other attempts by the user to service this unit may result in serious injury or death from electrical shock, and
may increase the risk of fire and will void the warranty.
 Please switch off the MAINS electricity before disconnecting the device.
 The signal cable must be earthed to the system.
 No naked flame sources, such as lighted candles, should be placed on or near the apparatus.
Note: All the on-screen display messages and illustrations in this manual may be somewhat different from those on the actual
apparatus.
WARNING: To reduce the risk of fire or electric shock, do not expose this product to rain or moisture. Apparatus must not
be exposed to dripping or splashing. Ensure that it is not placed under any objects filled with liquids, such as vases. Refer
to the identification/rating label located on the back panel of your product for its proper operating voltage.
Batteries must not be exposed to excessive heat such as direct sunlight, fire or other heat source. For applicable power
supply details, see information contained in this User Manual.

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WARNING: To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.
WARNING: The batteries shall not be exposed to excessive heat such as sunshine, fire or the like.
Table of contents
1. Panel Instruction ................................................ 4
2. Remote Control .................................................. 5
3. Install and Setting .............................................. 6
4. Troubleshooting ................................................ 6
5. Technical Specifications .................................... 7

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1. Panel Instruction
3 2 1
1. Power
2. CH- / Down / V- / Left
3. CH+/ Up / V+ / Right
4 5 6 7
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4. RF IN: Used to connect the CABLE to receive the signal.
5. HDMI: Used to connect HDMI cable.
6. AV: Used to connect AV cable.
7. DC IN: Used to connect 12V DC adapter
8. USB: Used to connect to an external USB 2.0 device

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2. Remote Control
1. Press Help key ONCE to see System Information.
2. Press Help key TWICE to see Channel Information
3. Pressing FAV key go to list of your favorite channels
4. Press List key to show channel genres for searching for your channels
5. Press Red key to manage your recording schedule
6. Press Yellow Key to see your messages or BMail
7. Press Blue key for USB or PVR manager

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3. Installation and Settings
It is professional equipment, please consult your service operator before you install.
4. Troubleshooting
Problem
Possible causes
What to do
The indicators on the front panel do not
light up
Power cord is not connected.
Power adapter may be faulty.
Check that the power cord is plugged in to the
mains supply.
Check whether the power adapter is faulty.
No sound and no picture
The receiver is under standby
Cables are not connected properly.
Press Standby key on remote towards the
receiver.
Check the cables on the rear of the apparatus and
on the rear of the television.
No signal when selecting channels
The RF cable from your cable operator is
disconnected
Connect the signal cable securely
Program parameters are set incorrectly
Set correct parameters
No signal provided
Contact y
our local cable operator or the customer
service center
Picture only, but no sound
Audio cable is not connected securely
Connect it securely. Check both the rear of the
apparatus and the television
System in MUTE mode
Press MUTE key on the remote t
o restore volume
Volume is set to minimum
Increase the volume to suitable level. Check
volume settings on the television.
Audio setting parameter is wrong
Please go to audio setting menu, select proper
audio mode
Video and audio mismatch or abnor
mal
sound
Audio channel is not set correctly
Select proper audio channel
Signal is normal, but program cannot be
viewed
Maybe the channel mode is set as radio
Normal. Switch back to the TV mode
Maybe the TV station is checking their
devices
Call
your cable operator.
Picture is still or mosaic phenomenon is
occurring (freezing)
Signal is too weak
Check to make sure that the signal cable is
connected tightly.
Remote does not work
Remote not aimed at the sensor on the
front panel
Aim at the s
ensor on the front panel
Not enough power in the battery of the
remote
Change battery

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5. Technical Specifications
Item Specification
Tuner
Frequency Range 110MHz to 858MHz
Input Impedance 75Ohms unbalanced
Signal Input Level 40-85dBuV
Symbol Rate 6875
Demodulation Demodulator 16/32/64/128/256QAM
Connections
RF IN F connector
HDMI HDMI cable connector
AV RCA(CVBS+L/R)
DC IN 12V Used to connect 12V DC adapter
USB Connect an external USB 2.0 device
Power
Input 100-240V ~ 50/60Hz
Consumption Max 5W
Display
Resolution Up to 1080p
Aspect Rate 4:3，16:9
Decoding
Video
AVS/AVS+,MPEG4/H.264
MPEG2,MPEG1
480P@60, 576P@50, 720P@50, 1080i@50,
1080i@60, 1080P@50
Audio MPEG1, MPEG2 (Layer I/II),MP3,AAC
Others Sound Mode Right, Left, Stereo