http://www.fixya.com/support/p217070-sharp_20f640_20_tvSolved technical support problems provided by FixYa users.en-usCopyright (c) 2007 FixYa, LTD. All rights reserved.info@fixya.comTue, 15 Dec 2009 06:05:01 GMT80http://www.fixya.com/support/t417302-demandwant the circuit diagram of this t.vTue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t390169-sharp_20f640_focus_problemsThe tv is new but the screen is out of focus. It is so bad that you can't read the menu. We try to adjust sharpness, picture, etc. no changes..Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t546560-digital_tunerUnable to find whether or not Sharp 20F640 TV has a digital tuner. Is it high definition compatible?Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t400367-loss_colourloss of colour from top of tv purple at the top with a bit of normal picture at base.is the tube goingTue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t358780-volumevolume not come out but display on screen normal .this set using ic ixb226wj &m61260. then on av1 come notice component this chanel can not to be inputTue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t211626-beeping_noise_no_powerI have a Sharp TV and I turned it off and noticed a beeping noise somthing simular to a cricket. When I went to turn it back on it didn't work. The power light didn't come on or anything.Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t204986-help_pleaseok so i was watching my tv (sharp 20f640 20") and i turned it off while on the input channel 2.....and now it won't turn back on!!! what should i do!!!Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t187993-sony_tv_model_kv2162_m9My TV is dead since I did not use it, I am looking if I can get a new circuit board for this tv.Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t191265-buzzing_coming_from_speakersWe have cable and we're getting a buzzing noise when we access channels above 23. Some channels are louder than others. I think it might be the IF coil, but I don't know where it is or how to fix it. Can you help.Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t192291-no_signalhave no signal even with antenna. im sing a universal remote control coz original remote was lost. i tried using the tuning program but its asking for a pin code which i don't know. how can i get a signal and get all channels for my tv. it's a...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t192729-konka_tv_problemsI have a 21" Konka television that is 20 months old. Model K2166EZ. When i turned it on the other morning, the picture was shrunk and eventually turned off. it then did not turn on again until later that day. it struggled to turn on, but eventually...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t195535-no_sound_no_picture_but_when_playing_xI have a philips gray tv.the model number is 20pt6441/37.Here is the problem.its a cable ready tv.so all we did is put the cable that is running from out the wall right into the back of the tv.so one day there was no sound coming out of the tv,and...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t196877-keystone_colortrac_2000I have a RCA Colortrac 2000 that has been an excellent tv. It began "keystoning" a few months ago. Every once in a while, a full picture is displayed. Is there an adjustment I can make within the cabinet of the tv?Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t197535-mitsubishis_tv_problemI have a Mitsubishi TV 1993. Model CS-35301. The problem is that there is a white line that is running through a blank screen. The sound is fine just no picture. Have you heard of "Vertical Collapse?" I would love to save the TV. Help...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t199361-use_av_lg_televisionI have a lg 32cm television, av has been working perfectly since I purchased it about 4 or 5 years ago, but when I went to watch a dvd tonight I switched my tv to av.. my dvd menu come up for about 30 seconds then it went back to the blue screen. Im...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t199045-sanyo_avm_3289g_tv_will_not_turnTV started to require multiple button bushes (on the front panel) to turn on. It worked fine via the remote. Sudenly it will not turn on at all. There is a high pitch whine coming from what I beleive is the power supply area. I took my...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t200981-high_pitched_noise_tv2000 35 inch TV makes a high pitched noise when TV is turned on.Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t201147-green_television_screen_princessgreen television screen on a princess tv. have unplugged power and waited... have moved twop speakers that were on either side.Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t201661-1987_rca_colortrak_2000_televisionI had found a 1987 RCA Colortrak Television Model No. FPR2670T that I had bought from a local Mennonite owned Thrift store in Goshen, Indiana called the Depot for my Grandparents for $25.00 and every thing works nicely on it including the original...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t201713-technical_helpI have connected my RCA TruFlat to my laptop with a SVID cable. It has a beautiful picture, but no volume. How do I get the volume on the TV and not the laptop?Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t201985-matsui_televisionmy matsui televison (around 3 yrs old) has suddenly started to switch itself off. I switch it on and the picture and sound come on for a few seconds and then it switches itself off. the same happens whether I switch it on on the set or by the...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t202253-sound_interferencei received a second hand tv and when i put the sky lead in there seems to be interference via sound as the picture is fine. the interference is a crackling noiseTue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t203349-tv_want_comeIS THERE A RESET BUTTON ON THE PHILLIPS MAGNAVOX TV 36Z500-7563 AND WHERE IS IT . TV WANT COME ONTue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t203943-32_in_rca_turns_offRca 32in" tv turns on and off and on and off ect... then when it does stay on it does a channel search over and over. Then it will let me watch tv for about 5 mins and starts the process all over again. picture and sound are fine. Just wont stay on!...Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t204073-sony_trinitron_kv_1670_tvI need the map of the Sony Trinitron KV-1670 TV.Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t204171-televisionje cherche tht du television aiwa jp2123Tue, 15 Dec 2009 06:05:01 GMThttp://www.fixya.com/support/t204597-zenith_sm2787bt_tv_deadwas watching tv then heard a pop sound then the was dead. The breaker to the outlet was not blown. Could this simply be a fuse in the tv or something much worseTue, 15 Dec 2009 06:05:01 GMT