Removing the defective power distribution board
Figure 46: Releasing the power rails
▶
Loosen the four screws on the red and black power rails (see circles) to
disconnect the power distribution board from the bottom system board.
Figure 47: Removing the power distribution board
▶
Disconnect the signal cable (1) from the power distribution board.
▶
Loosen the captive screws on the power distribution board (2).
Power supply unit (PSU)
132 Upgrade and Maintenance Manual RX4770 M5
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