Samsung WF-F1256 - PCB Reset and Interrupt Part Checks

38
6-2-2. Reset Part
NO
YES
6-2-3. Interrupt Part
The Value Of
Measurement Result Of
Between Micom 25 And
Gnd Is 5V?
Check The Power Source
Check IC4
TR2
MMBT3904
67
R28 2.2K
R35 4.7K
R33 C13
C21
ⓐ
Check The Curve
Output Of
ⓐ
?
Check D11,12,16,17,18
Check The Micom
Number 67 ?
Check TR2,R35
Check The Part Of
Oscillator
25
7533
IC4
R40 100
CE7 1UF
C15