Speaker/Power Led Assembly; Removing The Speaker/Power Led Assembly - Sun Microsystems SPARCclassic Service Manual

4. Connect the AC power cord between the system unit and an AC wall outlet to
provide the ground path for the wrist strap.
5. Reinstall the disk drive mounting bracket.
Reinstall the disk drive mounting bracket in front of the power supply. For
detailed instructions, see "Replacing the Disk Drive Mounting Bracket" on page
94.
6. Be sure to reconnect the power supply wiring harness to the diskette drive,
hard disk drive, and main logic board.
Connect the 12-pin and 3-pin connectors from the wiring harness to the power
connector and keyboard soft power-on connector on the main logic board.
Connect the 4-pin connectors from the harness to the hard disk drive and diskette
drive (if present). Each connector is keyed to fit only one way.
7. Refer to Chapter 7 to perform the following procedures:
4 Detaching the wrist strap
4 Closing the system unit
4 Reconnecting system components
8. Refer to Chapter 6 to turn the power on.
After turning the power back on, check for proper operation of the system unit and
the newly installed power supply. If the newly installed power supply still does not
work properly, a problem may exist in the system unit, such as a blown component
or a short circuit.

Speaker/Power LED Assembly

This section describes the removal and replacement procedures for the speaker/
power LED assembly. This assembly is mounted on the right-hand side of the system
unit bottom (see Figure 8–8).

Removing the Speaker/Power LED Assembly

To remove the speaker/power LED assembly:
1. Prepare to work on the system as described in Chapter 6, and in Chapter 7.
SPARCclassic/SPARCclassic X/SPARCstation LX Service Manual ♦ Revision A, November 1993
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