Tester Checking 6

Power HIC

PH2203F on High Voltage Board

 

 

 

B

A

 

U

 

 

 

C

 

 

 

 

 

 

 

 

 

 

D

E

 

 

 

 

 

 

F

G

 

 

 

 

 

 

 

H

 

 

 

 

PH2203F

 

 

 

 

 

 

 

J

I

 

 

 

 

 

 

 

K

 

 

 

 

 

 

 

 

 

 

 

 

 

M

L

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

T

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

P

 

S

 

 

 

 

Q

 

R

 

 

 

 

 

 

Turn this board over, and Check each points

Judgment

 

 

 

 

 

 

 

OKmore than Ω

Checking point

 

 

 

 

 

 

 

 

NGShortage

Between A and B

Between C and U

Between J and O

 

 

 

 

 

 

 

 

Between A and U

Between F and U

Between L and M

 

 

 

Between B and C

Between G and H

Between P and T

 

 

 

Between B and E

Between H and J

Between Q and T

 

 

 

Between B and M

Between I and J

 

 

 

 

Between B and N

Between J and K

 

 

 

 

 

 

 

 

 

 

 

 

U

T

S

R

PH2203F

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

34

Page 36
Image 36
Sony KE-42MR1, KE-42MR1E, KE-42MR42M1 service manual Tester Checking