IBM 4851 514 Service Guide - Page 83

Update, system, software, System-board, jumper, location, settings

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Updated October, 2008 Removing and replacing FRUs 7. Remove the five screws, as shown in Figure 51 on page 66. 8. To install the new system board, reverse these steps. The new system board comes with all required jumpers and with a new battery. Update system software 1. Ensure system BIOS is equal to or greater than that from the old system board. 2. Reprogram the Vital Product Data (VPD). a. Boot the service diskette. b. Choose POS System Test. c. Choose Utilities. d. Choose Vital Product Data Utility. e. Choose Update VPD. f. Choose the model and press Enter. g. Choose Update VPD again. h. Enter the machine serial number and press Enter. i. Exit. System-board jumper location and settings Figure 52 shows the system-board jumper location ( A ). Figure 52. System board jumper location Table 10 on page 68 lists the system board jumper settings. All jumper pins have the pin number printed on the system board for easy identification. Chapter 5. Removing and replacing FRUs 67

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7.
Remove
the
five
screws,
as
shown
in
Figure
51
on
page
66.
8.
To
install
the
new
system
board,
reverse
these
steps.
The
new
system
board
comes
with
all
required
jumpers
and
with
a
new
battery.
Update
system
software
1.
Ensure
system
BIOS
is
equal
to
or
greater
than
that
from
the
old
system
board.
2.
Reprogram
the
Vital
Product
Data
(VPD).
a.
Boot
the
service
diskette.
b.
Choose
POS
System
Test
.
c.
Choose
Utilities
.
d.
Choose
Vital
Product
Data
Utility
.
e.
Choose
Update
VPD
.
f.
Choose
the
model
and
press
Enter
.
g.
Choose
Update
VPD
again.
h.
Enter
the
machine
serial
number
and
press
Enter
.
i.
Exit.
System-board
jumper
location
and
settings
Figure
52
shows
the
system-board
jumper
location
(
±A²
).
Table
10
on
page
68
lists
the
system
board
jumper
settings.
All
jumper
pins
have
the
pin
number
printed
on
the
system
board
for
easy
identification.
Figure
52.
System
board
jumper
location
Removing
and
replacing
FRUs
Updated
October,
2008
Chapter
5.
Removing
and
replacing
FRUs
67