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TV Repair Tips

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Size Model Chassis Symptom Problem Description Fix
2120F242ComboPowerDeadD519 (#X-D28T21DQN9)
27AV-27CM4  Tuner No Channels will Tune Removed tuner and replaced with rebuilt tuner from tiptoptuner.com
27AV2651S PowerImmediate shutdownC525 (.0068/1.4KV)
27AV27745 AudioVideo OK, no soundQ601 (2SC1740 or ECG85)
27AV2779S Audiono audioIC631 (TDA1526)
27AV27BM5 VideoBlack screen intermittentlyresolder Pin 1 of CRT connector
32AF32F703zzPowershutdownC973 (10uF/50V), D432, D431, Resolder W624
32AV32020 PowerDead, no relay clickC926 (1000uF/50V)
32AV32020 PowerDead after stormQ943 (2SC2240), PC901 (TLP621), IC941 (SE135N), IC901 (STR-F6626)
32AV3291S VideoBlack Screen and no Audio, OSD worksResolder FA connectors on filter board, D901, IC602, IC703
32AV32D202 PowerDeadQ1591 (2SD1383K), D1945 (MTZJ9, 9.1V Zener)
32AV32D202zzPowerDead, no standby voltage kit 2001tv-Cpukit, this kit includes some modifications for reliability
32AV32D302 PowerDead, relay clicksSTR-G6624
32AV32F703 PowerShuts downD432, C973 (10mF/50V), resolder jumper W624
32AV32F703 PowerShuts downQ951, Q431, D432, Resolder W624
32AV32F703zzPowershuts downC531 (470uF/16V), Q501 (5V regulator)
32AV32F703zzPowerShutsdownW624 (resolder jumper), C923 (10uF/50V), D942 (ECG519), Q431 (ECG2416)
32AV32FA44 Powershuts down, no HVC973 (10uF/50V), C432 (47uF/25V), Q431, resolder W624
32LT32X887 VideoHDMI inputs not workingopen service menu and reset error codes
32LT32X887 VideoHDMI inputs not workingif set is operated with back off, HDMI inputs disabled, enter service mode to reset
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Warning

: Don't kill yourself.  If you do, don't blame us...  We totally warned you.  These tips are intended for qualified service technicians that know what they're doing.  Unqualified persons should never service their own equipment.  Televisions contain very high voltage that could kill you.