E

Figure E-17Replacing the Key Switch/LED Tray Assembly in the

Enterprise 4000 System

To replace the key switch assembly:

1.Gently insert the key switch assembly in the enclosure.

Viewed from the front of the system, the key switch assembly is on the right side of the enclosure. See Figure E-17.

Caution – DO NOT FORCE the key switch assembly into the slot; this can

!cause damage to the key switch assembly and system.

The key switch assembly should insert and seat smoothly. If it binds, remove it, and inspect the slot for any obvious obstructions. Do not damage the springfingers at the bottom of the key switch assembly.

2.Tighten the two captive screws securing the key switch assembly to the enclosure.

E-30

Ultra Enterprise 6000/5000/4000 Systems ManualNovember 1996

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Sun Microsystems 6.0005E+11 To replace the key switch assembly, Gently insert the key switch assembly in the enclosure