Model 150 Fansink - IBM RS/6000 7043 43P Series Service Manual

Model 150 Fansink

Removal
1. Inform the customer that the system must be powered off for approximately one
hour for the fan to be replaced.
2. Power off the system as described in "Cover Removal" and continue to unlock
and remove the cover.
3. Determine the system board assembly part number by noting the white bar code
label attached to the card.
Locate the assembly part number in the leftmost alphanumeric block of
characters, following the first three characters, which are always 11S. In the
following example, the assembly part number is 41L5812.
The FRU part number is in the center alphanumeric block of characters, following
the first three characters, which are always FRU. In the example below, the FRU
part number is 41L5912.
11S 41L5812
After you have identified both the system board assembly part number and the
FRU part number, see the table, Fansink Numbers by System Board Assembly
and FRU Numbers, on page 9-12 to determine the appropriate fan to be
replaced.
4. To remove the disk drive bracket, refer to the "Removing Internal Drive" section
in this guide to remove the disk drive bracket.
Note: If a hard file is attached to the disk drive bracket, unplug the hard file
before removing the bracket.
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7043 43P Series Service Guide
YL1109140246 FRU 41L5912 905