Lenovo S660 Service Manual page 21

BB-8 Vibrator no function (
BB-8 Vibrator no function (
1. Check if motor is in normal condition (Resistance is 30Ω) ( 確認馬達是否正常
•
( 馬達阻抗約 30Ω))
2. Check if motor soldering condition ( 確認馬達是否有異狀 [ 鍚短 or 空焊 ]?)
•
3. Check if D309 is reversed, C331 soldering condition is good ( 檢查 D309 是否
•
反向， C331 焊接是否有异常 [ 鍚短 or 空焊 ]?)
4. VIBR_PMU voltage is normal when booting ( 啟動時 VIBR_PMU 電壓是否正常 )
•
Company confdentaa
馬達無振動
馬達無振動
)
)
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