Lenovo S660 Service Manual page 6

BB-1 Can not power on (
BB-1 Can not power on (
1. Check if battery power level is low ( 確認電池是否有電 ?)
•
–
VBATT (TP09 > 3.6V)
2. Check if J802 soldering condition is good ( 確認 J802 吃錫狀況是否正常 ?)
•
3. Check if power button is functional ( 確認開機鍵是否正常 ?)
•
– PWRKEY(TP11 > 2.8V)
– TP11 connect with ground wire to power on ( 跟地短路後可將系統開機 )
TP09 > 3.6V
Company confdentaa
無法開機
無法開機
) (1/3)
) (1/3)
TP11 > 2.8V
6