Sun Microsystems Blade 1500 Service, Diagnostics, And Troubleshooting Manual page 95

B
Obtain the ok prompt.
See "Obtaining the ok
Prompt for Testing" on
page 5-2.
Type:
ok show-devs
Do you see this text?
usb@b
usb@a
Y
Do you see this text?
usb@8,2
usb@8,1
usb@8
Y
Start the operating sys-
tem. Type:
ok boot -r
Determine if the USB
ports are recognized.
Type:
% prtconf
Do you see this output
five times?
usb, instance
Y
Do you see this output?
usb, instance
unit,(driver not
Y
Problem with device
driver. Contact system
administrator.
FIGURE 4-8
N
N
N
N
Do you see this output?
usb, instance
device, instance
Y
Problem with device
application or device
itself.
USB Problem (Continued)
Did you move
the combination card to
another PCI slot?
Y
Replace the combination
card. See "Replacing the
PCI Cards" on page 11-28.
Problem with Solaris
driver. Contact system
administrator.
N
Problem with device connec-
tion to system. If problem is at
front panel USB ports, check
with keyboard. See "Keyboard
Problem" on page 4-19.
Chapter 4 Troubleshooting Flowcharts
Problem with I/O sub-
system chip. Replace
motherboard. See
"Replacing the Mother-
board" on page 11-43.
N
Move the combination
card to another PCI slot.
See "Replacing the PCI
Cards" on page 11-28.
Go to
B
4-11