Technical Bulletin PAGE: 1/3
Please replace the BCU replacement procedure described in the following section of the
Ch-C1 field service manual with the procedure described in this bulletin:
Replacement and Adjustment > Main Boards/HDD Unit > BCU
BCU
1. Controller box cover [A] ( 4 screws)
2. BCU [A] ( 2 screws)
Subject: Manual Correction: BCU replacement procedure
Prepared by: Hiroaki H Matsui
From: 1st PP Tech Service Sec., PP Tech Service Dept.
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Tier 2