3-4
Netra t 1120/1125 Service Manual • August 1998
3.3
To Initialize POST
POST is initialized by setting
diag-switch?
to
true
and
diag-level
to
max
or
min
, followed by power cycling the system unit.
1. At the system prompt, type:
2. When the POST is complete, set
diag-switch?
to
false
(default setting).
3.4
Maximum and Minimum Levels of
POST
Two levels of POST are available: maximum (
max
) level and minimum (
min
) level.
The system initiates the selected level of POST based on the setting of
diag-level
, an NVRAM variable.
The default setting for
diag-level
is
max
. An example of a
max
level POST output
on serial port A is provided in Section 3.4.1 “
diag-level
Variable Set to
max
” on
page 3-5. An example of a
min
level POST output on serial port A is provided in
Section 3.4.2 “
diag-level
Variable Set to
min
” on page 3-14.
To set
diag-level
to
min
, type:
To return to the default setting
:
setenv diag-switch? true
ok setenv diag-level min
ok setenv diag-level max
Содержание Netra t 1120
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Страница 62: ...6 4 Netra t 1120 1125 Service Manual August 1998 FIGURE 6 2 System Power Off Front Panel 1125...
Страница 65: ...Chapter 7 Internal Access 7 3 FIGURE 7 2 Attaching the Wrist Strap to the Rear of the Chassis...
Страница 67: ...Chapter 7 Internal Access 7 5 FIGURE 7 3 Removing the Top Access Cover 1125 Screws Tab...
Страница 69: ...Chapter 7 Internal Access 7 7 4 Replace the two fixing screws FIGURE 7 4 Replacing the Top Access Cover 1125...
Страница 70: ...7 8 Netra t 1120 1125 Service Manual August 1998...
Страница 80: ...8 10 Netra t 1120 1125 Service Manual August 1998 FIGURE 8 6 Removing and Replacing the LED Card 1125 LED card...
Страница 82: ...8 12 Netra t 1120 1125 Service Manual August 1998...
Страница 85: ...Chapter 9 Storage Devices 9 3 FIGURE 9 1 Removing and Replacing a Hard Disk Drive...
Страница 92: ...9 10 Netra t 1120 1125 Service Manual August 1998...
Страница 100: ...10 8 Netra t 1120 1125 Service Manual August 1998 FIGURE 10 4 Removing and Replacing the System Fan Assembly System fan...
Страница 106: ...10 14 Netra t 1120 1125 Service Manual August 1998 FIGURE 10 6 Removing and Replacing a PCI Card 1125 PCI card...
Страница 114: ...10 22 Netra t 1120 1125 Service Manual August 1998 FIGURE 10 9 Removing and Replacing the Alarms Card 1125 Alarms card...
Страница 122: ...10 30 Netra t 1120 1125 Service Manual August 1998...
Страница 124: ...A 2 Netra t 1120 1125 Service Manual August 1998 FIGURE A 1 System Exploded View 1 2 3 4 5 6 8 9 10 11 7 12 13 14...
Страница 130: ...B 4 Netra t 1120 1125 Service Manual August 1998...
Страница 148: ...Index 4 Service Manual August 1998...