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Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-21
8-3-9. BT
BT is not working
Yes
Enable BT Function
No
Check BT function ON
Yes
Check the Voltage on C215 =
1.8V
No
Check the U701(crack, open, damaged, etc.)
Yes
Check the OSC201(crack, open, etc.)
No
Check 37.4 MHz Clock at
C222, C224
Yes
Resolder or change the U701
No
Check BT_WIFI_CLK32K at
C218
Yes
Check the Status of
C234, L208, C248
No
Resolder or Replace U202
Yes
Check the Status of C235,
L209, C237, C236, L207,
C238, ANT202
No
Resolder or Replace F201
Resolder or Replace U203
Yes
Yes
END
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