Tester Checking 2

Fuse

Resistance and Chip Fuse on High Voltage Board

Fuse Resistance (R10), (R4), (R6)

Chip Fuse Resistance

(R20)

On High Voltage Board

R10 OK: About 2.2 Ω

R4 OK: About2.2 Ω

Fuse Resistance

(R7), (R3)

Chip Resistance

(R9)

On High Voltage Board

R4

R10

R20

R6

R6 OK: About2.2 Ω

R20 OK: About 10 Ω

NGOpened

R7

R9

R3

R7 OK: About2.2 Ω

R3 OK: About2.2 Ω

R9 OK: About 10 Ω

NGOpened

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