Haier 48LTV3002 Service Manual page 18

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2. Can't start
Can't start（LED red）
No
Replace the power board
Power board output＝12/16V?
Yes
Yes
Replace the key board
Check the power key is under control?
No
Yes
Replace the IR board
Check the IR receiver is normal?
No
Replace the main board
No
Replace the Power board
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