Brand: SONY
Category: TV
Document Type: Parts/Service
Language: EN
Parts/Service for KLV-22BX300
Uploaded: Nov. 21, 2025, 6:37 p.m.
Manual Publish Date: 2010-06-01
Self Diagnostic Function
This manual details the self-diagnostic functions of the KLV-BX300 series TVs. It covers LED display specifications, LED display control, and LED error patterns that indicate specific issues. Blinking patterns of the Standby LED report the cause of safety shutdown, and a table provides countermeasures based on the number of blinks.
Troubleshooting
Flowcharts are provided for troubleshooting 'No Power', 'Video Problem', and 'Audio Problem'. These guides help identify the faulty component or area by following a series of diagnostic steps.
Service Adjustments
The manual explains how to access the Self Diagnostic Menu and Service Mode using the remote commander. It details how to adjust settings like 'GAISOU' and provides a color variation table for customization.
Troubleshooting and error codes
| Blinking times | Error | Countermeasure (Replace either/all according to sequence) |
|---|---|---|
| 2 | Main Power Error | 1. GD1 (22"), POWER UNIT(G1LS) (26"), G2LE (32"), G2HE (40") 2. BAA board |
| 3 | DC_ALERT1/ Audio Error/ Motionflow Error |
1. BAA board 2. GD1 (22"), POWER UNIT(G1LS) (26"), G2LE (32"), G2HE (40") 3. TCON 4. Speaker |
| 4 | Balancer Error | 1. Inverter board 2. Panel 3. GD1 (22"), POWER UNIT(G1LS) (26"), G2LE (32"), G2HE (40") 4. BAA board |
| 5 | T-CON Error/ Panel ID NVM Error |
1. T-CON 2. BAA 3. LVDS Cable 4. GD1 (22"), POWER UNIT(G1LS) (26"),G2LE (32"), G2HE (40") |
| 6 | Backlight Error | 1. Inverter board 2. GD1 (22"), POWER UNIT(G1LS) (26"),G2LE (32"), G2HE (40") 3. BAA |
| 7 | Temp Error | 1. BAA 2. GD1 (22"), POWER UNIT(G1LS) (26"), G2LE (32"), G2HE (40") |