JMA-5300MkIIsm

INDEX > 4.Replacement Procedure > 4.3 Scanner Unit NKE-2254 (JMA-5322-7/9/6HS)
4.3.5 Modulator Circuit replacement (CPA-264)
[Required tools]
• A Phillips screwdriver for 4 mm screws
• A Phillips screwdriver for 5 mm screws
• Single-ended wrench (width across flats 7 mm for
M4 bolts)
• Tools for removing the cover from the scanner unit
(see Section 4.3.1, page 4-24)
[Replacement procedure]
1) Remove the cover on the right
(starboard) side (see Section 4.3.1, page 4-
24), remove the cables connected to the
transmitter-receiver unit and the screws
(three M5 screws) holding the
transmitter-receiver unit in place, and
remove the transmitter-receiver unit.
Remove the
five cables.
4
Remove the
three screws.
2) Loosen the screws (nine M4 screws)
holding the cover in place, remove the
screws (two M4 screws) holding the heat
radiation plate in place, and remove the
cover.
Loosen the
nine screws.
Remove the
two screws.
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