Sony 46" KDL-46VL130 A-1231-638-A LCD AU Board Unit Motherboard Discount
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A minor defect can be one or more of the following:
- Chipped connector / plastic
- Minor rust
- Broken screw hole
- Scratch / crack in board
The board pictured is a stock photo and does not display the minor issue described above.
Part Type: AU Board A/V Board Signal Board USB Input Digital Audio Output S Video Input Part Number: A-1231-638-A Part Usage: LCD MFR Part Number 1: Sony A-1231-638-A Board Number(s): 1-873-856-11 Substitute Parts: A-1362-635-A Known Models: SONY KDL-46VL130 SONY KDL-52WL130 SONY KDL-40W3000 SONY KDL-52XBR4 SONY KDL-46V3000 SONY KDL-52W3000 Panel Sticker Number: LTY460HB01 LTZ520HA01
NO Power Troubleshooting HELP
We are here to help! If you're unsure of how to diagnose and troubleshoot the TV message or call us for more assistance!
*NOTE* LG & Vizio TVs must be plugged in for 5 minutes before it will turn on*
*For main board replacements check firmware upgrades online - We can not pre-install them*
1. Inspect ALL Ribbons and connectors. Any tears or bad connections between boards must be replaced FIRST
2. If you have any of these boards, it should be the first board to be replaced
A) T-Con Board - Video Problems (No Video with standby light on, audio but no video, grainy, distorted, or color problems in screen)
B) X or Y Buffer Board (Plasma TVs only) - Standby light is on but no power
C) Backlight Inverter / LED Driver - No Video with standby light on
3. Main Video Board
- Standby light is on but no power
- Either video or audio does not work (if no T-Con in TV. If audio but no video it is T-Con)
4. Power Board - No power AND standby light does NOT turn on. If standby light is on try other boards above
5. Panel - No power, distorted picture, lines, slow motion, half screen, faded in / out. Panel problems are usually not worth replacing the panel.
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