Figure 11-31 System Board Captive Screws - Sun Microsystems SPARCstation 4 110 Service Manual

FIGURE 11-31
3. Reconnect the DC power, SCSI data, diskette data, and the speaker/LED cables (if
present) to the system board.
See
FIGURE 11-27
4. Take the following components that you removed from the defective system board
and install them on the new system board in the following order:
a. NVRAM
See Section 11.6.2 "Replacing the NVRAM Chip" on page 11-31.
b. DSIMMs
See Section 11.3.2 "Replacing a DSIMM" on page 11-19.
c. VSIMM
See Section 11.4.2 "Replacing the VSIMM" on page 11-22.
d. Audio Module
See Section 11.2.2 "Replacing the Audio Module" on page 11-11.
e. SBus card
See Section 11.1.2 "Replacing the SBus Card" on page 11-5.
5. Detach the wrist strap and replace the cover.
See Chapter 7.
6. Power on the system.
See Section 6.2 "Powering On the System" on page 6-4.
11-28 SPARCstation 4 Model 110 Service Manual • July 1996
SERIAL A/B
Tighten captive screw.
System Board Captive Screws
.
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TP
Tighten captive screw.