Sun Microsystems Ultra 5, Service Manual

Page: 122 / 258

6-10 Sun Ultra 5 Service Manual • February 2000
6.2.8 Replacing the Audio Cable Assembly
1. Replace the audio cable assembly as follows (
FIGURE 6-5
):
a. Position the audio cable assembly into the chassis.
b. Connect the audio cable assembly connectors to the following:
■
Motherboard (J5)
■
CD-ROM drive
Note –
Verify that the cable connectors are oriented properly by aligning the
connector keys.
2. Detach the wrist strap, replace the system cover, and power on the system as
decribed in Chapter 10.
6.3 Speaker Assembly
To remove and replace the speaker assembly, proceed as follows.
6.3.1 Removing the Speaker Assembly
1. Power off the system, remove the system cover, and attach an antistatic wrist strap
as described in Chapter 5.
Caution –
Use proper ESD grounding techniques when handling components. Wear
an antistatic wrist strap and use an ESD-protected mat. Store ESD-sensitive
components in antistatic bags before placing them on any surface.
2. Remove the speaker assembly as follows (
FIGURE 6-6
):
a. Disconnect the speaker cable from the motherboard (J18).
b. Move the diskette drive assembly (or optional secondary hard drive bracket)
aside to provide clearance:
i. Using a No. 2 Phillips screwdriver, loosen (but do not remove) the three
screws securing the diskette drive bracket to the chassis (see
FIGURE 7-1
).