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F-76
TROUBLESHOOTING AND REPAIR
F-76
POWER WAVE 455/POWER FEED 10
6. Remove the eight molex plugs from the
control board.
7. Remove the two molex plugs and white
and black wires with quick connects
from the power PC board.
8. Using the 3/8 in. nutdriver, remove the
two screws holding the rear of the
Control Box in place.
9. Clear the lead harnesses from the left
and right sides and carefully remove
the power and control PC board
assembly.
10. Using the Phillips head screwdriver,
remove either the power or the control
board from the PC board assembly.
REMOVAL PROCEDURE
1. Remove input power to the Power
Wave 455.
2. Using the 3/8 in. nutdriver, remove the
case top and sides.
3. Perform the
Capacitor Discharge
Procedure.
4. Observe all static electricity precau-
tions.
5. Using the 3/8 in. nutdriver, remove the
PC board compartment cover. Refer to
Figure F.22.
FIGURE F.22 — CONTROL OR POWER BOARD REMOVAL AND REPLACEMENT.
COMPARTMENT
COVER
POWER
BOARD
CONTROL
BOARD
CONTROL OR POWER BOARD REMOVAL AND REPLACEMENT
(continued)
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