Access Procedures 3-33
Removing the Right-Side
Output Power Modules and
Rectifying Modules
Removal
Important: Do not attempt to disassemble the Output Power Modules.
Important: Always replace the Output Power Modules in pairs (do not
replace just one module).
1. Remove power from the drive (Removing Power from the Drive on
page 3-3).
2. Remove the covers from the power structures. Refer to Removing the
Covers from the Power Structures on page 3-15.
3. Remove the power structures from the drive cabinet (Removing the
Power Structures from the Drive Enclosure on page 3-25).
4. On Power Structure 1, carefully disconnect the fiber-optic cables from
the Gate Driver Board, and carefully set them aside.
Minimum inside bend radius for fiber-optic cable is 25.4 mm (1 in.).
Any bends with a shorter inside radius can permanently
5. Remove the cables from X13, X14 and X15 sockets on the Gate Driver
Board, and carefully set them aside. Also, disconnect DC Bus wiring
from the Gate Driver Board.
6. Remove the cable-tie which secures the Power Module Circuit Board to
the Adapter Board.
7. Disconnect the output leads from the bottom of the Output Power
Module.
!
ATTENTION: Hazard of permanent eye damage exists when
using optical transmission equipment. This product emits intense
light and invisible radiation. Do not look into fiber-optic ports or
fiber-optic cable connectors.
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