JRC JMA-932B-SA User Manual page 375

Magnetron Replacement Procedure for Scanner Unit NKE-1130
(1) Before starting part replacement work,
turn off the safety switch of the scanner
unit.
The safety switch is located on the rear (stern) side.
Remove the cover and turn off (to the lower side)
the safety switch.
(2) Remove the pedestal cover.
Remove the cover on the left (port) side.
(3) Check that there is no remaining
electric charge in the modulation
high-voltage circuit board.
Remove the two screws (M4) holding the
magnetron cables (both yellow and green).
8.5 Replacement of Major Parts
Bow side
Turn off the safety
switch.
Removing the port side cover
Magnetron
Remove the
green cable.
Remove the
yellow cable.
8-20
Remove the eight
hexagonal screws.
Remove the
two screws.
8 8 8