Sun Microsystems Sun Blade 1000 Service Manual page 225

12. Replace the following:
a. Audio card
See Section 8.5.2, "Replacing the Audio Module Assembly" on page 8-29.
b. Graphics card(s)
See Section 8.4.4, "Replacing the Graphics Card" on page 8-26.
c. PCI card(s)
See Section 8.3.2, "Replacing a PCI Card" on page 8-22.
d. CPU shroud
See Section 8.9.2, "Replacing the CPU Shroud" on page 8-41.
e. CPU module(s)
See Section 8.2.3, "Replacing an UltraSPARC III CPU Module" on page 8-12.
13. Detach the antistatic wrist strap, replace the access panel, and power on the
workstation.
See Chapter 9.
14. Select RS-232 or RS-423 mode at serial ports A and B.
Note – The default setting at serial ports A and B is the RS-423 mode. To change the
serial port mode proceed as follows.
a. At the ok prompt, type:
setenv ttya-mode 9600,8,n,1,-,rs232
setenv ttyb-mode 9600,8,n,1,-,rs232
b. Type reset-all to implement the new mode.
Note – Setting only one of the ttya or ttyb rs232/rs423 mode variables causes
both ports to be set to that mode.
15. Reset the #power-cycles NVRAM variable to zero as follows:
a. Press the keyboard Stop and A keys after the system banner appears on the
monitor.
Chapter 8 Removing and Replacing the Motherboard and Associated Components 8-39