3Com CS/2500 Installation Manual

Contents

5-10 CHAPTER 5: MAINTENANCE AND UPGRADES5 Transfer the bracket from the original diskette drive to the new one.a Remove the four screws (two on each side of the bracket) that holdthe diskette drive.b Slide the old drive out of the bracket.c Slide the new drive into the bracket.d Replace the four screws.6 Reconnect the power wiring harness and the short ribbon cable to therear of the diskette drive.Make sure you keep the power wiring harness connector keys aligned.7 Replace the bracket in the chassis.a Slip the keyhole slots on the bottom of the bracket over the standoffson the bottom of the chassis.b Slide the bracket toward the front of the chassis until the front panelof the diskette drive is flush with the opening in the front panel of thechassis.c Fasten the bracket to the chassis with the screw.8 Reconnect the ribbon cables to the daughtercard mounted on top of thediskette drive bracket.Be sure to replace the cables in their original orientation.9 Replace the cover, as described in “Replacing the Cover” on page 5-15.Replacing the PowerSupplyIf any component in the power supply module (other than a fuse) fails,you must replace the entire module.WARNING: Do not open the power supply. It contains hazardousvoltages. There are no user-serviceable parts inside.VORSICHT: Öffnen Sie niemals das Netzteil. Hochspannung! Es sindkeine zu wartenden Teile enthalten.AVERTISSEMENT: Ne pas ouvrir ce bloc d’alimentation. Tensionsdangereuses à l’intérieur. Ne contient aucune piece que l’utilisateurpuisse réparer.PELIGRO: No abra fuente de alimentacion. Contiene alta tensión. Nohay partes para reemplazar adentro.CS2500BookFile : MaintenanceUpgrades Page 10 Thursday, December 11, 1997 10:44 AM