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26’’ LCD TV RCA L26WD23

6. Repair Flow Chart

1. No Power (No LED indicator)

2. Can not start (LED indicator yellow)

Check power cord and board interface

Plug in power cord and interface

Check F901, BD901, D902

Replace F901 or BD901 or D902

Check IC903, D918

Check D925, Q925，Q924，Q910

Replace IC903 or D918

Check Q914，IC901，Q901

Replace Q914，IC 901，Q901

Replace D925 or Q925，Q924，Q910

Check IC902，Q902

Replace IC902，Q902

Check D931，D932，D910，IC931

Repair the key board

Check 5V_SB

Return to “1”

Check PWR_ON signal

Check U905, Q906, Q907

Replace U905 or Q906 or Q907

Check I

C communication

Check RELAY-SW signal

Replace Q913, Q914

Check U401, U404

Replace U401 or U404

Check main board power supply part

Check key board

Check I

C communication

RCA L26WD23 User Manual

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