Sony KE-50MR1 Service Manual page 32

Fuse
Resistance and Chip Fuse
on High Voltage Board
Fuse Resistance
(R10), (R4), (R6)
Chip Fuse Resistance
(R20)
On High Voltage Board
R10
R6
Tester Checking 2
R10 OK: About 2.2 Ω
R4 OK: About2.2 Ω
R4
R6 OK: About2.2 Ω
R20 OK: About 10 Ω
NG： Opened
R20
On High Voltage Board
R9
30
Fuse Resistance
(R7), (R3)
Chip Resistance
(R9)
R3
R7 OK: About2.2 Ω
R3 OK: About2.2 Ω
R7
R9 OK: About 10 Ω
NG： Opened