4. Replacement and Adjustment

Electrical Components

Layout of PC Boards

4

[A]

[B]

[C]

[D]

ECB (Engine Controller Board)

Controller Board

FCU (Fax Control Unit) - behind the main controller board

USB Board

ECB (Engine Controller Board)

1.Front cover ( p.23)

2.Left cover ( p.24)

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Ricoh 406460 service manual Electrical Components, Layout of PC Boards, ECB Engine Controller Board