Instruction/ maintenance manual of the product 3CB9EF 3Com
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Chassis Fan Tray Removal and Replacement Guide For th e Switch 4007 R 8 -Slot Chas sis This gu ide descri bes how to r emove and in stall a fan tray (Model Numbe r 3CB9E F) for the S witch 40 07R 8-slot chas sis. WARNING: The Switch 40 07R fan tray must be ins talled and removed only by trai ned servic e personne l.
2 Chas sis Fan Tr ay Remo val and Replac emen t Guide Figure 1 Loca tion of Fan Trays in the Rear of the Switch 4007R 8 -slo t Chassis There are no us er-s erviceable pa rts on the fan trays. If these compone nts fail, remo ve them a s described i n this do cument and return th e compone nts to your supplie r .
Chassis Fan Tray Remo val and Re plac ement Gu ide 3 Remov ing a Fa n T ray T o remove a fan tray fr om th e Switch 4 007R 8-slot chassis, f ollo w these steps: 1 Using a fl at-blade screwdriver , loosen the six spri ng-loa ded screws that attach the fan tray to the rear of the chassis ( Figure 2).
4 Chas sis Fan Tr ay Remo val and Repl aceme nt Guide Figure 3 Re moving the Fan T ray Using the Handles CAUTION: Before you completely re move the fa n tray , wait until all th e fans in the fa n tray stop rotatin g.
Chassis Fan Tray Remo val and Re plac ement Gu ide 5 Install ing Y ou can insta ll a ne w fan tra y in yo ur Switch 4007R chassis while the power is on (which is referr ed to a s hot swappi ng ). T o i nstall a new fan tray: 1 Grasp the two handles on the fa n tray a nd then fa ce the r ear of the chassis.
6 Chas sis Fan Tr ay Remo val and Repl aceme nt Guide Figure 5 Installing the Fan T ray into the Chassis Using the Handles 4 Align the fa n tray connector and the backplan e connecto r .
Chassis Fan Tray Remo val and Re plac ement Gu ide 7 Opera ting Gu ideline s Follow these op erating guidelines for the f an trays for the Switch 40 07R 8-slot chassis. CAUTION: For the module b ay area a nd the power su pply bay a rea, i f a fan in o ne fan tray fai ls, a trap messa ge alerts you to replace the fan tray within 48 hours.
8 Chas sis Fan Tr ay Remo val and Repl aceme nt Guide 3Com Corporation L IMI TED W ARRANTY Fan T ray (Mode l Number 3CB9EF ) for the Swit ch 4007R 8-slot Chassis H AR DWAR E 3Co m warra nts t o the en.
ARE EXPRESSLY DISCLAIMED . 3COM NEITHER ASSUMES NOR AUTHORIZES ANY OTHER PER SON TO ASSUME FOR IT A NY OTHER LIABILITY IN CONNECTION WITH THE SALE, INSTALLATION, MAINTE NANCE, OR USE OF ITS PRODUCTS.
limitation of incidental or consequential damages for certain products supplied to consumers, or the limitation of liability for personal injury, so the above limitations a nd exclusions may be limited in t heir application to you.
Chassis Fan Tray Remo val and Re plac ement Gu ide 11 G ENERAL A PPROVAL S TATEME NT FOR UK UK G enera l Appr oval Sta tement This eq uipme nt is ma nufa cture d to t he international Safety Standard .
12 Chas sis Fan Tr ay Remo val and Repl aceme nt Guide.
An important point after buying a device 3Com 3CB9EF (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought 3Com 3CB9EF yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data 3Com 3CB9EF - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, 3Com 3CB9EF you will learn all the available features of the product, as well as information on its operation. The information that you get 3Com 3CB9EF will certainly help you make a decision on the purchase.
If you already are a holder of 3Com 3CB9EF, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime 3Com 3CB9EF.
However, one of the most important roles played by the user manual is to help in solving problems with 3Com 3CB9EF. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device 3Com 3CB9EF along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
