Manual for KLV-26NX400

Manual for KLV-26NX400

Brand: SONY

Category: TV

Document Type: Manual

Language: EN

Uploaded: Nov. 21, 2025, 6:14 p.m.

Manual Publish Date: 2010.08

Basic Operation

This manual provides information for servicing Sony TVs, specifically models KLV-26NX400, KLV-32NX400, KLV-32NX500, and KLV-40NX500. It covers safety notes, self-diagnostic functions, troubleshooting procedures, service adjustments, diagrams, disassembly instructions, and other parts. Key sections include:

  • Safety Notes: Important precautions for handling LCD panels, electrical safety, and lead-free information.
  • Self Diagnostic Function: Details on control buttons, LED display specifications, LED patterns for error indication, and a triage chart for diagnosing issues based on LED blinking.
  • Troubleshooting: Flowcharts and procedures for power problems, audio problems, video problems (including various input types), IR function issues, and tact switch problems.
  • Service Adjustments: Instructions for accessing self-diagnostic menus, service modes, and GAISOU adjustment.
  • Diagrams: Block diagrams, wire dressing, and connector diagrams.
  • Disassembly & Exploded Views: Step-by-step guides for taking apart the TV and lists of components.

Specific error codes indicated by Standby LED blinking times and their corresponding countermeasures are provided.

Troubleshooting and error codes

Blinking times Error Countermeasure (Replace either/all according to sequence)
2 Main Power Error 1) Power Unit(26”), G2LE Unit(32"), G2HE Unit(40") board.
2) BAA board.
3 DC_ALERT 1/ Audio Error/
Motionflow Error		 1) BAA board.
2) Power Unit(26"), G2LE Unit(32"), G2HE Unit(40") board.
3) TCON.
4) Speaker.
4 Balancer Error 1) Inverter board.
2) Panel.
3) Power Unit(26"), G2LE Unit(32"), G2HE Unit(40") board.
4) BAA board.
5 T-CON Error / Panel ID NVM Error 1) T-CON.
2) BAA board.
3) LVDS Cable.
4) Power Unit(26"), G2LE Unit(32"), G2HE Unit(40") board.
6 Backlight Error 1) Inverter board
2) Power Unit(26"), G2LE Unit(32"), G2HE Unit(40") board.
3) BAA board.
7 Temp. Error 1) BAA board.
2) Power Unit(26"), G2LE Unit(32"), G2HE Unit(40") board.
Privacy Policy