Removing the Existing Fan Tray Assembly

You will need a Phillips screwdriver to remove the vent cover and fan tray.

"Procedure

To remove the existing fan tray assembly:

1.Remove three screws from the fan cover plate, and then remove the cover plate from the chassis, taking care not to damage the LED protruding through the cover plate.

POWER

ALARMS

A

B

Fan Major Minor

CLOCK SERIAL

AC

 

 

 

 

 

 

 

 

 

 

A

MCC

ALARM

2

4

6

8

LANA/WAN S1L0OT

 

 

 

 

 

 

 

12

14

16

18

CLOBCK SSEMRCIAML ALARM

1

3

5

7

9

B

11

13

 

 

 

 

 

 

 

 

 

15

17

00-16792

2.Loosen (but do not remove) the two screws on each locking bracket, and use them to slide both locking brackets toward the middle of the front panel until the ends clear the slots in the side plates.

Locking

Bracket

DO

 

 

 

 

NCA

 

 

 

UNOTU

 

 

U

DEP

I

 

 

 

T

 

 

SE RLACON

 

 

THTH E !

 

 

PE E

FING

 

 

ULL

 

 

DEFA

 

 

 

SIGTRER

 

 

 

AR

NAAYS

 

 

 

EA

P

 

 

 

STED

 

 

 

 

AU

 

 

 

 

L

 

 

 

 

RL

 

 

 

 

E

 

 

 

 

A

PULL

AREA

D

O

UNOCAUTIO

N

USDEPL

E R

TH H EN!

PUEDEFFIN

LLESANGE

ARIGNTRARS

E A Y

ASTED

Loosen Screws

00-16793

NOTE:

There are two cutouts in the front face of the fan tray labeled PULL AREA. This is where you place your fingers to pull the fan tray out of the chassis.

!WARNING:

A MECHANICAL HAZARD EXISTS DUE TO ROTATING FAN BLADES. KEEP HANDS AND FINGERS AWAY FROM FAN BLADES DURING REMOVAL OF FAN TRAY. USE ONLY THE DESIGNATED PULL AREAS TO DISENGAGE THE FAN TRAY.

2

June 2004

8820-A2-GZ44-10

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Paradyne 8820-S2-900 installation instructions Removing the Existing Fan Tray Assembly, Locking Bracket, Loosen Screws