AT3720A Service Guide
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Acer AT3720A/3720B/3720 LCD TV Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN
Acer AT3720A/3720B/3720 LCD TV Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN
AT3720A Service Guide
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Date Chapter Updates II Revision History Please refer to the table below for the updates made on Acer LCD TV AT3720A/3720B/3720 service guide.
Date Chapter Updates II Revision History Please refer to the table below for the updates made on Acer LCD TV AT3720A/3720B/3720 service guide.
AT3720A Service Guide
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...-D (optional) T 19 pin HDMI connector (optional) T DIN45325 (IEC169-2) Terminal for TV / CATV input ∮ T 3.5 mm Earphone jack for audio line input Video Functions T Support PAL/NTSC/SECAM video format (for AT3720A) T Support 480i/576i, 480p/576p, 1080i and 720p format T Build in Dynamic ...:1 ( Typ ) Brightness: 500 cd/m2 ( Typ ) Response Time: AUO Typ. power consumption: 235W Chapter 1 Chapter 1 1 System Specifications Features This LCD TV was designed with the user in Dynamic motion and edge adaptive De-interlacing T Film mode 3:2 and 2:2 pull down T Screen display model 16:9 / 4:3 / ...
...-D (optional) T 19 pin HDMI connector (optional) T DIN45325 (IEC169-2) Terminal for TV / CATV input ∮ T 3.5 mm Earphone jack for audio line input Video Functions T Support PAL/NTSC/SECAM video format (for AT3720A) T Support 480i/576i, 480p/576p, 1080i and 720p format T Build in Dynamic ...:1 ( Typ ) Brightness: 500 cd/m2 ( Typ ) Response Time: AUO Typ. power consumption: 235W Chapter 1 Chapter 1 1 System Specifications Features This LCD TV was designed with the user in Dynamic motion and edge adaptive De-interlacing T Film mode 3:2 and 2:2 pull down T Screen display model 16:9 / 4:3 / ...
AT3720A Service Guide
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... down: When the OSD is on , functions the same as the Up arrow. AT3720A/AT3720B/AT3720 Front panle view The panel view below is for AT3720A/AT3720B/AT3720. 1 2 3 4 5 # Item Description 1 Power On/Off Power on or off the LCD TV. 2 Menu key Turn s the OSD menu On and OFF. 3 Channel up/down : When... +/- Volume up : When the OSD is on, functions the same as the Left arrow. 5 Input key When is OSD is on , press this button to Acer LCD TV ports, functions and indicators. Chapter 1 5
... down: When the OSD is on , functions the same as the Up arrow. AT3720A/AT3720B/AT3720 Front panle view The panel view below is for AT3720A/AT3720B/AT3720. 1 2 3 4 5 # Item Description 1 Power On/Off Power on or off the LCD TV. 2 Menu key Turn s the OSD menu On and OFF. 3 Channel up/down : When... +/- Volume up : When the OSD is on, functions the same as the Left arrow. 5 Input key When is OSD is on , press this button to Acer LCD TV ports, functions and indicators. Chapter 1 5
AT3720A Service Guide
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... on input/source type). Press to display input/channel information (dependent on and off . AT3720A Remote controller General Keys 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 No. 1 2 3 4 5 Item POWER DISPLAY MUTE Input buttons (TV/AV/ COMPONENT/PC) SLEEP 6 Number keys 7 RECALL Chapter 1 Description Press to turn your...
... on input/source type). Press to display input/channel information (dependent on and off . AT3720A Remote controller General Keys 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 No. 1 2 3 4 5 Item POWER DISPLAY MUTE Input buttons (TV/AV/ COMPONENT/PC) SLEEP 6 Number keys 7 RECALL Chapter 1 Description Press to turn your...
AT3720A Service Guide
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.... 20 POSITION When in PIP mode: Change subscreen position. 21 SIZE/MODE When in the top right-hand corner. 14 e (Empowering Technology) Press to activate Acer Empowering Technology. 15 VOL (+/-) Press to increase or decrease the volume. 16 CH (up/down) Press to sequentially select the... TV channel. 17 PIP/PBP/POP Switch between PIP/PBP/POP modes. 18 SWAP For PIP/PBP mode: Toggle between the primary and subscreens. 19 ACTIVE ...
.... 20 POSITION When in PIP mode: Change subscreen position. 21 SIZE/MODE When in the top right-hand corner. 14 e (Empowering Technology) Press to activate Acer Empowering Technology. 15 VOL (+/-) Press to increase or decrease the volume. 16 CH (up/down) Press to sequentially select the... TV channel. 17 PIP/PBP/POP Switch between PIP/PBP/POP modes. 18 SWAP For PIP/PBP mode: Toggle between the primary and subscreens. 19 ACTIVE ...
AT3720A Service Guide
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... Press to the previous channel. 11 Press to set a time period after which the TV will switch itself to select the TV channel. Press to standby (15, 30, 45, 60, 90 or 120 minutes). Press to turn your TV on input/source type). AT3720B Remote controller General Keys 1 2 3 4 5 6...8 9 10 11 12 13 14 15 16 17 18 19 20 21 No. 1 2 3 4 5 Item POWER DISPLAY MUTE Input buttons (TV/AV/ COMPONENT/PC) SLEEP 6 Number keys 7 RECALL Chapter 1 Description Press to select correct input mode. Press to display input/channel information (dependent on /off .
... Press to the previous channel. 11 Press to set a time period after which the TV will switch itself to select the TV channel. Press to standby (15, 30, 45, 60, 90 or 120 minutes). Press to turn your TV on input/source type). AT3720B Remote controller General Keys 1 2 3 4 5 6...8 9 10 11 12 13 14 15 16 17 18 19 20 21 No. 1 2 3 4 5 Item POWER DISPLAY MUTE Input buttons (TV/AV/ COMPONENT/PC) SLEEP 6 Number keys 7 RECALL Chapter 1 Description Press to select correct input mode. Press to display input/channel information (dependent on /off .
AT3720A Service Guide
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...12 Chapter 1 Press once to zoom teletext page to access the teletext's subpages directly. Press to 2X. Press to sequentially select the TV channel. 17 PIP/PBP/POP Switch between PIP/PBP/POP modes. 18 SWAP For PIP/PBP mode: Toggle between the primary and subscreens...MPX Press to select the sound input, displayed in the top right-hand corner (mono, stereo, bilingual). 14 e (Empowering Technology) Press to activate Acer Empowering Technology. 15 VOL (+/-) Press to increase or decrease the volume. 16 CH (up/down) Press to pause the current teletext page in multi-page...
...12 Chapter 1 Press once to zoom teletext page to access the teletext's subpages directly. Press to 2X. Press to sequentially select the TV channel. 17 PIP/PBP/POP Switch between PIP/PBP/POP modes. 18 SWAP For PIP/PBP mode: Toggle between the primary and subscreens...MPX Press to select the sound input, displayed in the top right-hand corner (mono, stereo, bilingual). 14 e (Empowering Technology) Press to activate Acer Empowering Technology. 15 VOL (+/-) Press to increase or decrease the volume. 16 CH (up/down) Press to pause the current teletext page in multi-page...
AT3720A Service Guide
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...keys/OK Description Press to standby (15, 30, 45, 60, 90 or 120 minutes). Press to set a time period after which the TV will switch itself to turn your TV on input/source type). Press to return to select correct input mode. N/A Chapter 1 13 AT3720 Remote controller General Keys 1 2 3 ...4 5 6 7 8 9 10 11 12 13 14 15 No. 1 2 3 4 5 6 7 8 9 10 11 Item POWER DISPLAY MUTE Input buttons (TV/AV/ SCART/PC) SLEEP Number keys. Press to the previous channel. Press to return to display input/channel information (dependent on /off . Press to the...
...keys/OK Description Press to standby (15, 30, 45, 60, 90 or 120 minutes). Press to set a time period after which the TV will switch itself to turn your TV on input/source type). Press to return to select correct input mode. N/A Chapter 1 13 AT3720 Remote controller General Keys 1 2 3 ...4 5 6 7 8 9 10 11 12 13 14 15 No. 1 2 3 4 5 6 7 8 9 10 11 Item POWER DISPLAY MUTE Input buttons (TV/AV/ SCART/PC) SLEEP Number keys. Press to the previous channel. Press to return to display input/channel information (dependent on /off . Press to the...
AT3720A Service Guide
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... right-hand corner (mono, stereo, bilingual). Press to resume. 12 WIDE 13 MPX 14 VOL (+/-) 15 CH (up/down) Teletext Press to sequentially select the TV channel. 1 2 7 34 56 No. 1 2 3 4 5 6 7 Item Colour buttons (R/G/Y/B) INDEX SIZE SUBTITLE SUBPAGE HOLD REVEAL Description Operates corresponding button on the screen...
... right-hand corner (mono, stereo, bilingual). Press to resume. 12 WIDE 13 MPX 14 VOL (+/-) 15 CH (up/down) Teletext Press to sequentially select the TV channel. 1 2 7 34 56 No. 1 2 3 4 5 6 7 Item Colour buttons (R/G/Y/B) INDEX SIZE SUBTITLE SUBPAGE HOLD REVEAL Description Operates corresponding button on the screen...
AT3720A Service Guide
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Ensure that your TV 1 2 1 4 3 1 1. Please select country. 3. Select the setup language you prefer. 2. Connecting an antenna/cable Connect the antenna cable to the appropriate antenna terminal on the back of the TV set as shown below. Getting started watching your co-axial cables connected correctly before proceeding. 16 Chapter 1
Ensure that your TV 1 2 1 4 3 1 1. Please select country. 3. Select the setup language you prefer. 2. Connecting an antenna/cable Connect the antenna cable to the appropriate antenna terminal on the back of the TV set as shown below. Getting started watching your co-axial cables connected correctly before proceeding. 16 Chapter 1
AT3720A Service Guide
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...No. 1 2 3 4 Description Power a. Press the power button, number keys or channel up / down button on the remote control to begin watching TV. Press OK key to select a channel. Press 0-9 on the remote control. b. Chapter 1 17 button on the power switch beneath the screen. Resume...is complete, you will guide you switch on the remote control will also change the channel. Pressing the channel (CH) up / down button on the TV, the Setup Wizard will be given a choice of options: 1. The channel changes after 2 seconds. Press ENTER to exit. 4. Resume setup wizard ...
...No. 1 2 3 4 Description Power a. Press the power button, number keys or channel up / down button on the remote control to begin watching TV. Press OK key to select a channel. Press 0-9 on the remote control. b. Chapter 1 17 button on the power switch beneath the screen. Resume...is complete, you will guide you switch on the remote control will also change the channel. Pressing the channel (CH) up / down button on the TV, the Setup Wizard will be given a choice of options: 1. The channel changes after 2 seconds. Press ENTER to exit. 4. Resume setup wizard ...
AT3720A Service Guide
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.../video equipment Connect your DVD player, VCR or audio/video equipment using the SCART port located at the rear of your LCD TV as shown below. For AT3720A: Source-IN Y Yellow R Red W White Blue Green S S-video NOTE: Acer recommends the following priority for connection types: HDMI -> DVI ->D-Sub ->COMPONENT > S-Video -> Composite. 18 Chapter 1
.../video equipment Connect your DVD player, VCR or audio/video equipment using the SCART port located at the rear of your LCD TV as shown below. For AT3720A: Source-IN Y Yellow R Red W White Blue Green S S-video NOTE: Acer recommends the following priority for connection types: HDMI -> DVI ->D-Sub ->COMPONENT > S-Video -> Composite. 18 Chapter 1
AT3720A Service Guide
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For AT3720: Source-IN Y Yellow R Red W White Blue Green * Acer recommends the following priority for connection types: HDMI -> COMPONENT -> SCART -> Composite. TV-OUT *SCART-out only works with analog broadcasts. Connecting a camera, camcorder, video am or headphones Connect your camera or camcorder to the video/audio ports on the rear of the TV set as shown below. 20 Chapter 1
For AT3720: Source-IN Y Yellow R Red W White Blue Green * Acer recommends the following priority for connection types: HDMI -> COMPONENT -> SCART -> Composite. TV-OUT *SCART-out only works with analog broadcasts. Connecting a camera, camcorder, video am or headphones Connect your camera or camcorder to the video/audio ports on the rear of the TV set as shown below. 20 Chapter 1
AT3720A Service Guide
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For AT3720B: Chapter 1 21 Connecting a PC or notebook computer To display PC output on your TV, connect your PC's external monitor resolution to the TV as shown below. For AT3720A: NOTE: For VGA and DVI input, Acer recommends setting your PC or notebook computer to 1360 x 768 pixel @ 60 Hz.
For AT3720B: Chapter 1 21 Connecting a PC or notebook computer To display PC output on your TV, connect your PC's external monitor resolution to the TV as shown below. For AT3720A: NOTE: For VGA and DVI input, Acer recommends setting your PC or notebook computer to 1360 x 768 pixel @ 60 Hz.
AT3720A Service Guide
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Press the corresponding button on the remote control to select the correct input source. For AT3720: Selecting the input source Once you have connected your antenna or external equipment to the TV, you need to select the correct input source. 22 Chapter 1
Press the corresponding button on the remote control to select the correct input source. For AT3720: Selecting the input source Once you have connected your antenna or external equipment to the TV, you need to select the correct input source. 22 Chapter 1
AT3720A Service Guide
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...input sources. Toggle COMPONENT 1, COMPONENT2 and AV3-COMPONENT* between input sources. For AT3720A/AT3720B: TV AV COMPONENT PC 1 2 3 4 No 1 2 3 Item TV key AV key COMPONENT key 4 PC key For AT3720: Input Button Guide Toggle Analog TV (ATV) between input sources. Toggle VGA between input sources. 1 2 3 ...4 No 1 2 3 4 Item TV key AV key COMPONENT key PC key Input Button Guide Toggle Analog TV (ATV) between input sources. Toggle AV1,...
...input sources. Toggle COMPONENT 1, COMPONENT2 and AV3-COMPONENT* between input sources. For AT3720A/AT3720B: TV AV COMPONENT PC 1 2 3 4 No 1 2 3 Item TV key AV key COMPONENT key 4 PC key For AT3720: Input Button Guide Toggle Analog TV (ATV) between input sources. Toggle VGA between input sources. 1 2 3 ...4 No 1 2 3 4 Item TV key AV key COMPONENT key PC key Input Button Guide Toggle Analog TV (ATV) between input sources. Toggle AV1,...
AT3720A Service Guide
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... keys to navigate the menus. 4 The Channel management menu can be used to select the picture aspect-ratio mode, set channel skipped, select TV system and scan channels automatically. You can use the OSD to open the OSD. Adjusting the channel management 1 Press the MENU key to bring... 3 Use the left or right keys to adjust the sliding scales. 4 The Picture menu can be used for adjusting the settings of your LCD TV. Adjusting the OSD settings The OSD can be used to adjust the current Scenario mode, brightness, contrast, color, sharpness and other important sound-related settings...
... keys to navigate the menus. 4 The Channel management menu can be used to select the picture aspect-ratio mode, set channel skipped, select TV system and scan channels automatically. You can use the OSD to open the OSD. Adjusting the channel management 1 Press the MENU key to bring... 3 Use the left or right keys to adjust the sliding scales. 4 The Picture menu can be used for adjusting the settings of your LCD TV. Adjusting the OSD settings The OSD can be used to adjust the current Scenario mode, brightness, contrast, color, sharpness and other important sound-related settings...
AT3720A Service Guide
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NOTE: The options available on the OSD may vary depending on the TV signal source. 26 Chapter 1
NOTE: The options available on the OSD may vary depending on the TV signal source. 26 Chapter 1
AT3720A Service Guide
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More than 2 seconds 2 TV mode Empowering Key settings menu Use the directional keys to navigate the menu and select the Empowering Technology icon. 3 Press MENU to open the menu. ... press the Empowering Key, your Empowering Key's default setting: 1 Press and hold the Empowering Key for more than 2 seconds The Empowering Key opens up the Acer Empowering Technology functions. Empowering Technology Less than 2 seconds Default setting in different mode Set-up Empowering mode More than two seconds to exit. In...
More than 2 seconds 2 TV mode Empowering Key settings menu Use the directional keys to navigate the menu and select the Empowering Technology icon. 3 Press MENU to open the menu. ... press the Empowering Key, your Empowering Key's default setting: 1 Press and hold the Empowering Key for more than 2 seconds The Empowering Key opens up the Acer Empowering Technology functions. Empowering Technology Less than 2 seconds Default setting in different mode Set-up Empowering mode More than two seconds to exit. In...