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HUAWEI USG9500 Series
Hardware Guide
Press and hold the OFL button on the panel of the MPU/SRU for six seconds until the OFL
indicator is on.
Step 10 Pull out the MPU/SRU to be replaced from the chassis.
1.
2.
3.
4.
5.
Step 11 (Optional) To use CF card 1 on the to-be-replaced MPU, remove it from this MPU and insert
it to the new MPU.
To use CF card 1 of the new MPU, skip this step and go to step
1.
Issue 03 (2017-12-15)
Put on the ESD wrist strap and connect the grounding terminal to the ESD jack on the
rack.
Using a Phillips screwdriver, turn the two captive screws on the board counter-clockwise
to loosen them, as shown in
Turn the ejector levers on the panel of the MPU/SRU outward and upward. When the
ejector levers and the panel form a 45-degree angle, the MPU/SRU is removed from the
backplane, as shown in
Figure 3-1
Hold the ejector levers on the panel of the MPU/SRU and pull out the MPU/SRU
smoothly from the chassis along the guide rail of the slot. After the MPU/SRU protrudes
from the chassis by roughly 40 cm, support the lower edge of the MPU/SRU with one
hand and hold the panel of the MPU/SRU with the other hand. Then, pull out the
MPU/SRU smoothly from the slot, as shown in
Place the moved MPU/SRU in the ESD bag.
Figure 3-1 Removing an MPU/SRU
1
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Remove CF card 1 from the to-be-replaced MPU and the new MPU.
Press the button above the jack of CF card 1, as shown in (1) in
card automatically comes out. Pull out the CF card horizontally, as shown in (2) of
Figure
3-2.
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Copyright © Huawei Technologies Co., Ltd.
Figure 3-1
(1).
(2).
Figure 3-1
2
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3 Hardware Maintenance
(3).
3
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Step
12.
Figure
3-2. Then the CF
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