ViewSonic N4790p Users Guide

							Getting Started
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Component (YPbPr) connection
YPbPr provides better picture quality than the S-Video or the AV connection. 
BêFor YPbPr connection, connect the component video (YPbPr) and audio jacks 
to the corresponding 
output jacks of your A/V device. 
--- VIDEO: YPbPr signal input [4] 
--- AUDIO: YPbPr signal audio input [3]   
HDMI connection
HDMI (High-Definition Multimedia Interface) is a licensable audio/video connector 
interface for transmitting uncompressed, encrypted digital streams between this TV 
and any HDMI- equipped audio/video equipment. 
BêBe sure to use only an HDMI cable that bears the HDMI logo. 
BêIf the equipment has a DVI jack and not an HDMI jack, connect the DVI jack to the 
HDMI 1 Input Terminal (with DVI-to-HDMI cable or adapter), and connect the Audio 
cable to the Audio in jacks. 
HDMIcableDVI-to-HDMIcableDVI-to-HDMI adapter 
Audiocable 
1. With HDMI cable: HDMI Input Terminal [10] [D] 
2. With HDMI-DVI cable --- VIDEO: HDMI 1 Input Terminal [10] 
--- AUDIO: PC Audio input [11] 
Bê³Only HDMI1 can connect HDMI –DVI cable. 
Computer connection
Connect the VGA cable and Audio cable from the VGA signal input and PC Audio 
input to the corresponding ports on your A/V device. 
--- VIDEO: VGA signal input [8] 
--- AUDIO: PC Audio input [9] 
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							Getting Started
Connecting the LCD TV
CableSystemor VHF/UHF AntennaSystem 
Enjoy the high-definition and standard-definition digital programming along with 
standard- definition analog programming. 

• This TV is capable of receiving unscrambled digital programming for both cable 
and external VHF/UHF antenna. 
• We strongly recommend that you connect the antenna/cable input using a 75-ohm 
coaxial cable (not supplied) to ensure the best picture quality. 
Cable or VHF/UHF
75-ohmcoaxial cableRearofTV
VHF/UHF/CABLEinput
CableSystem and VHF/UHF AntennaSystem
Use an optional A-B RF switch (not supplied) to switch between the cable and 
antenna programming, as shown below. 
A-B RF switch 

RearofTV
VHF/UHF/CABLEinput
• Remember to set the TV/CATV setting in the TV menu to Air or Cable for the type 
you choose. 
HDCable Box/HDSatelliteBox 
You can also enjoy high-definition programming by subscribing to a high-
definition cable service or a high-definition satellite service. For the optimum 
picture quality, be sure to connect this device to your TV via the HDMI or 
component video (with audio) input on the back of your LCD TV. 
Cable
Antenna
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							Getting Started

If the equipment has a DVI jack and not an HDMI jack, connect the DVI jack to 
the 
HDMI 1 jack [10] and connect the audio jack to the AUDIO In jacks of HDMI 
[11], 
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							Getting Started
ModeAspectRatioHandlingCompatiable
StandardResolutionFS*Full-ScreenRGB
Personal Computer
Use the LCD TV as the monitor of your computer. 
The picture below shows the connection for PC. The LCD TV can also be connected 
to PC. 

z  Connect the PC IN jack to the PC using a 15-pin cable and audio cable. 
z  If the PC is connected to TV and no signal has been input from PC for more 
than 30 seconds, the TV will enter standby mode automatically. 
PC Timing Reference Chart
720 x 400 @ 70Hz 1920x1080 Yes
VESA 640 x 480 @ 60Hz 1920x1080 Yes
VESA 640 x 480 @ 75Hz 1920x1080 Yes
VESA 800 x 600 @ 60Hz 1920x1080 Yes
VESA 800 x 600 @ 75Hz 1920x1080 Yes
MAC 832 x 624 @ 75Hz 1920x1080 Yes
VESA 1024 x 768 @ 60Hz 1920x1080 Yes
VESA 1024 x 768 @ 75Hz 1920x1080 Yes
VESA 1280 x 1024@ 60Hz 1920x1080 Yes
VESA 1920 x 1080@ 60Hz 1920x1080 Yes
    
• This TV’s PC VGA input does not support interlaced signals. 
• For the best picture quality, we recommend that you use the signals (boldfaced) 
in the above chart with a 60 Hz vertical frequency from a personal computer. 
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							Getting Started
OtherEquipment

• Please refer to the Quick Start Guide (supplied) when connecting the other 
equipment to your LCD TV. 
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Using the TV Features
Remote Control and TV Controls
InsertingRemoteControlBatteries 
1.Remove the battery cover by pulling then lifting the knob on the cover. 
2.Insert the batteries, corresponding to the (+) and (-) markings on the battery 
compartment. 
3.
Reattach the battery cover.
CAUTION
z  Only use the specified AAA batteries. 
z  Do not mix new and old batteries. This may result in creaking or leakage, which 
may pose a risk of fire or lead to personal injury. 
z  Insert batteries according to (+) and (-) markings. Inserting the batteries 
incorrectly may result in creaking or leakage, which may pose a risk of fire or 
lead to personal injury. 
z  Dispose of the battery in accordance with local laws and regulations. 
z  Keep the batteries away from children or pets. 
z  When the remote control will not to be used for an extended period, remove the 
batteries.
Programming your Cable or Satellite Box remote 
Refer the user manual from your service provider to determine the setting. 
If the requires : ‘ 
z  3 digits, please try “566”, “565”, “556” or “688”. It usually works with DISHNetwork. 
z  4 digits, please try “0054”, It usually works with Cox. 
z  5 digits, please try “11454”, 11054”, or 10690”. It usually works with DIRECTV. 
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							Using the TV Features
RemoteControland TV Controls

Programming the Remote Control for Other Equipment 
For detailed information, please download the complete user guide from www.viewsonic.com
Button Description 
1 Power Press this button to turn the power on 
from standby
mode. Press it again to 
return to the standby mode.
2 AUDIO To Select Audio device. 
3 STB To Select STB device. 
4  0~9, - number 
buttonsPress 0~9 and “-” to select a channel. 
After you input the channel numbers, 
press ENTER button to direct to the 
channel immediately, or wait for 3 
seconds to change automatically. 
5 LAST Press to return to previous channel. 
6 INFO Press this button to display the current 
state of the LCD TV. 
7 VOL
x
zPress to adjust the volume. 
8 LIGHT Press to turn on or turn off the LED light. 
ENTERPress to confirm the selection in the OSD 
menu, or to enter the OSD menu you 
select. Press ENTER after you input 
channel numbers will change channels 
immediately.9

x
z
±§
buttonsPress these buttons to navigate the OSD 
menus.
x
z±§is for function select, 
and is for function adjustment. 
10 MENU Press to turn the OSD (On-Screen 
Display) menu on or turn off the OSD 
menu.
11 HDMI Press to select HDMI input 
12 YPbPr Press to select component (YPbPr) input
13 SLEEP 
Press repeatedly to set the off timer. The 
function is used to automatically shut off 
the LCD TV after a preset period of time 
passed. There are several times for 
choice –
Off, 5 min, 10 min, 15 min, 
30 min, 45 min, 60 min, 90 min, 120 
min, 180 min, or 240min. 
.
14 MTS Press this button to choose the available 
sound mode. 
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							Using the TV Features
Button Description 
15 SET To set up remote control code   
16 TV To Select TV device. 
17 DVD To Select DVD device. 
18 CH 
x
zPress to change the channels up or 
down.
19 MUTE Press to turn off the sound. To restore 
the sound, press this button again, or 
press the VOL+ button. 
20 SOURCE Press to display the INPUT source list 
and select the source with 
x
z buttons. 
To confirm the selection, press ENTER. 
21 GUIDE Press to display the Electronic Program 
Guide (EPG). It contains the program 
information for the channel you’re 
watching.
22 AV Press to select Composite or S-Video 
input
23 TV Press to select TV input 
24 WIDE Press this button repeatedly to select the 
screen size. You can select from 
Cinema, Normal, Zoom & Wide. 
* This function will depend by different 
input source. 
25 CC Press to select the Closed Caption menu 
in the TV mode. 

Programming the Remote Control for Other Equipment 
For detailed information, please download the complete user guide from www.viewsonic.com
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							Using the TV Features
Operation
Turning the TV On and Off
Press the POWERbutton on the remote control. 
You can also use the Power button on the front of 
the panel.   
Changing Channels
1.  Using Channel Buttons 
Press CH
z
x button to change channels, and 
the TV changes channels in sequence. You will 
see all channels that have been memorized. 
Channels erased or not memorized will not be 
shown.
2.  Using Number Buttons 
(1)ATV
The “-” button has no function in ATV mode. 
Directly press the number buttons to select 
channels.
(2)DTV
Use “-” button to select the sub channel in DTV. 
Ex: Your desired number is 80-3. 
Press8
: press 0
: press “-” 
: press 3.
Bê³
Return to the previous channel, press LAST
button.
Adjusting the Volume
PressVOL
x/
zbutton to adjust volume. 
To turn off the volume, press MUTE button.
To restore volume, press MUTE button again, or 
press VOL
x/
zbutton directly. 
Viewing the Displayed Information
To display the current information of the LCD TV: 
Press INFObutton, and the current state will be 
displayed on the screen. (It shows all or some of 
the information about Input, Channel, Resolution, 
Audio Type, etc., depending on what input source 
it is in) 
Selecting the TV Signal Source
With the TV on, press SOURCE button on either 
the TV or the remote to choose from: 
TV, Composite Rear, Composite Side, S-Video 
Rear, S-Video Side, Component 1, Component 2, 
VGA, HDMI 1, HDMI 2, HDMI 3. 
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							Using the TV Features
Setting the sleep timer
The sleep timer lets you select the amount of time 
before your TV turns off automatically. 
PressSLEEPbutton repeatedly to select a sleep 
timer function on the remote control. You can select: 
Off, 5 min, 10 min, 15 min, 30 min, 45 min, 60 
min, 90 min, 120 min, 180 min, or 240min. 
To turn off the timer, please select Off. 
Viewing closed captions
To view closed captions: 
PressCC button repeatedly to select a closed 
caption option on the remote control. You can 
select:
•CC On 
•CC Off 
•CC On When Mute 
*To select or customize digital closed captions, use the 
Digital Closed Caption sub-menus in the Feature menu 
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