HP BL920s Gen9, Инструкции по разборке устройства в конце срока службы

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
Unscrew the ten thumbscrews and open the hinges completely
 Use the handles to extend the I/O chassis until the release levers engage on both sides of the I/O Chassis

Grasp the handholds below the release levers

Disengage the release levers on both sides of the rear chassis
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CAUTION: When removing and lifting the I/O chassis, always grasp the handholds as far forward as possible. The frontend
of the I/O chassis is heavy and the handholds provide a more balanced location to distribute the weight
 Use the handholds to extend and remove the I/O Chassis from the enclosure (See figure 13)
13. Remove the midplane brick assembly
 WARNING: At least two people are required to safely move the midplane to avoid personal injury

Pull the plunger pins in each corner and rotate ¼ turn to lock them in position

Use the handles to extend and remove the midplane assembly from the enclosure (See figure 14)
 Place midplane brick flat on table to allow disassembly
14. Disassemble midplane brick

Remove status panel PCA (See Figure 15)

Remove Air Valve assemblies
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Remove 3 screws from each side. Lift out the air valve assemblies (See Figure 16)

Remove Fan PCAs
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Disconnect cables to the 3 Fan PCA’s. Remove 3 screws from each fan PCA.
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Remove PCAs (See Figure 17)

Unlatch DVD Cable (See Figure 18)

Remove Airframe screws (See Figure 19)

Remove Airframes and midplanes (See Figure 20)
 Remove the busbar assemblies (Figure 21)

Remove power PCAs from busbar assemblies (Figure 22)
15. Remove power Supply covers
 Locate Capacitors greater than 2.5cm (Figure 23)

Using a flat blade screwdriver pry capacitors from the supply; there will either be 2 or 4 per supply

Note: There are two types of supplies and three vendors, Figure 23 will have examples of all
3.2 Optional Graphic. If the disassembly process is complex, insert a graphic illustration below to identify the items contained in the product
that require selective treatment (with descriptions and arrows identifying locations).