Juniper CBL-M40-PWR-EU Manuel D’Utilisation
Maintain and Replace the Fan Tray
M40 Internet Router Hardware Guide
156
Remove the Fan Tray
The fan tray is located at the rear of the chassis, beneath the upper impeller assembly (see
Figure 2). On some M40 routers, the tray is covered by a protective screen. You do not need
to remove the screen before removing the fan tray from the chassis. The fan tray weighs
approximately 5 lb (2 kg).
Figure 2). On some M40 routers, the tray is covered by a protective screen. You do not need
to remove the screen before removing the fan tray from the chassis. The fan tray weighs
approximately 5 lb (2 kg).
To remove the fan tray, follow this procedure (see Figure 69):
1.
Attach an ESD strap to your bare wrist and connect the strap to one of the ESD points on
the chassis.
the chassis.
2.
Unscrew the screws at the outer corners of the fan tray (not the screws that attach the
protective screen), using a Phillips screwdriver if necessary.
protective screen), using a Phillips screwdriver if necessary.
3.
Grasp the sides of the fan tray and pull firmly to slide it out of the chassis.
Figure 69: Remove the Fan Tray
Install the Fan Tray
To install the fan tray, follow this procedure (see Figure 70):
1.
Attach an ESD strap to your bare wrist and connect the strap to one of the ESD points on
the chassis.
the chassis.
2.
Slide the fan tray into the chassis.
3.
Align the screws at the corners of the fan tray with the mounting holes at the edges of
the opening and use a Phillips screwdriver to tighten the screws.
the opening and use a Phillips screwdriver to tighten the screws.
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