Hillstone SG-6000 X Series, Справочное руководство

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1. Wear an electrostatic discharge (ESD) strap around your bare wrist and connect the strap to
an ESD point on the chassis. See ESD Prevention .
2. Use a cross screwdriver to loosen SCM screws until they pop out.
3. Hold the screws and pull the SSM straight out of the chassis, as shown below.
4. Put the removed module into an antistatic bag or on a flat antistatic table.
5. Install a replacement module (see Installing an SSM ).
Notes: If you do not want to install a new module, apply a blank plate over the slot
to avoid dust falling into the chassis. The installation method of blank plates is the
same as that of the modules.
Replacing a QSM
The following section takes QSM-20 as an example to describe how to replace a QSM
To replace a QSM, take the following steps:
1. Wear an electrostatic discharge (ESD) strap around your bare wrist and connect the strap to
an ESD point on the chassis. See ESD Prevention .
2. Use a cross screwdriver to loosen SCM screws until they pop out.
Chapter 5 Hardware Maintenance and
Replacement
138