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EMC Connectrix B Series DS-4900B Hardware Reference Manual

Fan Assembly Replacement Procedure

Items required

You need the following items to replace a fan assembly in a DS-4900B:

◆ DS-4900B switch

◆ New fan FRU assembly

◆ Phillips-head screwdriver #1

Replacing the fan assembly

To replace a fan assembly in a DS-4900B:

1. Unscrew the captive screw on the fan assembly you are replacing

using a Phillips-head screwdriver.

2. Remove the fan assembly you are replacing from the chassis by

pulling the handle out, away from the chassis.

3. Install the new fan assembly in the chassis:

a. Orient the new fan assembly as shown in Figure 4-2 on

page 4-5, with the captive screw on the right.

b. Gently push the fan assembly into the chassis until it is firmly

in.

CAUTION

Do not force the installation. If the fan assembly does not

slide in easily, ensure that it is correctly oriented before

continuing.

c. Secure the fan assembly to the chassis by screwing in the

captive screw using the Phillips-head screwdriver.

4. Verify that the fan status LED is lit steady green to indicate

normal operation (Table 4-1 on page 4-3).

Questions and Answers:

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EMC DS-4900B Specifications

General