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Checking Bluetooth Regulator Block
TP Command
-pctr = 3,4,1
-pdin = 3,4
-pdou = 3,4,1
-brts =1
-ltcx = 3
-dacc =0,2 responsed value
-Btfa=1,1
-Btfa=1,2
voltage level at
Check
BTF_REG_EN . R599
with
Oscilloscope
voltage level
Check
At VBT.R2186
with
Oscilloscope
VBT at Regulator output
R2186
No
About
2.85V?
Yes
No
About
2.85V?
Yes
Check Next Stage
- 183 -
BTF_REG_EN R599
Check Marita (D601)
Change Regulator(U510)
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