JVC GD-V4210PZW Service Manual page 6

4.3 PH2002 on the SCAN PWB
Check each point of power IC as shown below.
PH2002
4.4 PH2003 on the SCAN PWB
Turn over the board and check each point of power IC as shown below.
4.5 PH2004 on the SCAN PWB
Turn over the board and check each point of power IC as shown below.
PH2004
6(No.51767D)
Check point
Between
A - B
PH2003
Check point
Between
A
Check point
B
C
D
PH2002
OK: Over 1k
NG: Short
PH2003
OK: Over 1k
A - B NG: Short
C - D
Between
A - B
C - D
PH2002
A
B
C
D
OK: Over 1k
NG: Short
A
B