Sony TRINITRON KV-VF21M70

Other manuals for Sony TRINITRON KV-VF21M70

Service Manual9 pages

Questions and Answers

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Karen RiceAug 19, 2025
Why is there no picture or sound on my Sony TRINITRON KV-VF21M70 TV VCR Combo?
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  Paul RuizAug 19, 2025
  If your Sony TV VCR Combo shows no picture or sound, the power cord or antenna might not be properly connected. Make sure the AC power cord and antenna connections are secure. Also, the TV might not be turned on. Press the power button on the TV or the remote. If the standby indicator is red, press the power button or a program number button on the remote.
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James RobbinsAug 21, 2025
What to do if my Sony TRINITRON KV-VF21M70 VCR Combo has a good picture but no sound?
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  Andrew PearsonAug 21, 2025
  If you're getting a good picture but no sound on your Sony TV VCR Combo, first check the volume level and increase it if it's too low by pressing the volume up button. Also, ensure that the sound isn't muted by pressing the mute button. Finally, if headphones are connected, disconnect them.
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hsanchezAug 23, 2025
What to do if my Sony TV VCR Combo has no picture or sound from video input sources?
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  Jeremy Benson DDSAug 23, 2025
  If you're not getting any picture or sound from video input sources on your Sony TV VCR Combo, check the connecting cord between the TV and the input sources to make sure it is connected properly. Also, make sure that you have selected the correct input by pressing the input button so that “t1” or “t2” appears.
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Christopher AndersonAug 26, 2025
Why is the picture on my Sony TRINITRON KV-VF21M70 TV VCR Combo snowy and the sound abnormal?
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  courtneycalderonAug 26, 2025
  If you're experiencing a snowy picture and abnormal sound on your Sony TV VCR Combo, the antenna cable might be loose or damaged. Check the antenna cable and its connection both on the TV and at the wall. You can also display the TV SET UP menu and select MANUAL PROGRAM to manually preset the channel again.
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megan07Aug 28, 2025
Why is the color on my Sony TV VCR Combo bad or missing?
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  Christy CarpenterAug 28, 2025
  If the color on your Sony TV VCR Combo is poor or missing, the color level setting might be too low. Adjust the PICTURE, COLOR, and BRIGHT settings in the PERSONAL ADJUST menu. The picture setting could also be inappropriate; try pressing the PIC MODE button to switch the picture setting. Finally, the color system setting might be wrong; display the TV SET UP menu and check the color system (COL SYS) setting.
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Monica SaundersAug 30, 2025
Why does my Sony TV VCR Combo have double images or ghosts?
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  Sandra WallaceAug 30, 2025
  If your Sony TV VCR Combo is displaying double images or “ghosts”, it could be due to broadcast signals being reflected by nearby mountains or buildings. Using a highly directional antenna may improve the picture.
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Meghan JordanSep 1, 2025
Why does my Sony TRINITRON KV-VF21M70 TV VCR Combo have a good picture but abnormal sound?
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  Emily ClarkSep 1, 2025
  If your Sony TV VCR Combo has a good picture but the sound is abnormal, the TV system setting might be incorrect. If the sound of all channels is abnormal, display the TV SET UP menu and select the appropriate TV system (TV SYS), then preset the channels again.
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Samantha SanchezSep 4, 2025
Why does my Sony TRINITRON KV-VF21M70 TV VCR Combo show dotted lines or stripes?
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  jacksoncoltonSep 4, 2025
  If your Sony TV VCR Combo is showing dotted lines or stripes, there may be local interference from devices like cars, neon signs, hair dryers, or power generators. Avoid using such equipment near the TV.
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davidsonjohnSep 6, 2025
What causes abnormal color patches on my Sony TV VCR Combo?
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  travis46Sep 6, 2025
  Abnormal color patches on your Sony TV VCR Combo can be caused by magnetic disturbance from external speakers or other equipment. Try moving these devices away from the TV. Turn off the TV for about five minutes, then turn it back on.
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Jamie CaseySep 8, 2025
Why has the clock stopped and "--:--" is displayed on my Sony TRINITRON KV-VF21M70 VCR Combo?
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  williamskimberlySep 8, 2025
  If the clock on your Sony TV VCR Combo has stopped and “--:--” is displayed, it indicates that the power has been interrupted or the AC power cord is disconnected. You will need to re-set the clock and timer settings.