Memory Modules - Removing And Replacing; Power Supply - Removing And Replacing; System Board Jumper Settings; System-Board Battery - Removing And Replacing - IBM 4851 514 Planning, Installation And Service Manual

Removing and replacing FRUs
Note: Pin 1 is indicated on all jumpers by a small white circle.
System-board battery – removing and replacing
1. Switch OFF the power to the SurePOS 500 Model 514. Unplug the power cord
2. Remove the back cover as described at "Rear cover – removing and replacing"
3. Remove the rear inner metal cover. See "Rear metal panel cover – removing
Figure 53. Battery location
4. See Figure 53 and locate the system battery ( A ) on the system board. Using a
5. To replace, align the battery with the housing and push into place
Memory modules – removing and replacing
See "Installing the memory modules" on page 6 and reverse the procedures to
remove.
Power supply – removing and replacing
1. Switch OFF the power to the SurePOS 500 Model 514. Unplug the power cord
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SurePOS 500 Model 514
Table 10. System board jumper settings
Jumper Default pin
location:
JP1 Pins 1, 2, and 3
from the external power source.
on page 61.
and replacing" on page 62.
flat-bladed screwdriver, carefully pry the battery from its housing.
from the external power source.
Description
(Located beside battery A) CMOS Memory clear. To
clear CMOS, momentarily place the jumper on pins 2-3
Updated October, 2008