
3.
To
write
ECA
information,
select
1.
Write
ECA/rework
number
from
EEPROM
,
and
follow
the
instruction.
4.
To
write
box
build
date,
select
4.
Write
box
build
date
from
EEPROM
,
and
follow
the
instruction
on
the
screen.
If
the
system
board
is
being
replaced,
try
to
read
the
ECA
information
from
the
old
system
board
and
transfer
the
information
to
the
new
system.
If
the
system
board
is
inoperable,
this
will
not
be
possible.
FRU
replacement
notices
74
R50e,
R51e
and
R52
Series
Summary of Contents for 18496VU
Page 5: ...Trademarks 265 Contents v ...
Page 6: ...vi R50e R51e and R52 Series ...
Page 8: ...2 R50e R51e and R52 Series ...
Page 84: ...3 Removing and replacing a FRU 78 R50e R51e and R52 Series ...
Page 132: ...3 continued Removing and replacing a FRU 126 R50e R51e and R52 Series ...
Page 142: ...3 2 Removing and replacing a FRU 136 R50e R51e and R52 Series ...
Page 145: ...1 continued Removing and replacing a FRU ThinkPad R50e R51e and R52 Series 139 ...
Page 152: ...1 2 Removing and replacing a FRU 146 R50e R51e and R52 Series ...
Page 163: ...4 5 6 7 8 14 9 10 11 12 13 15 16 17 R 1 2 3 Locations ThinkPad R50e R51e and R52 Series 157 ...
Page 226: ...LCD FRUs 1 2 6 7 8 3 4 k l m n 5 Parts list 220 R50e R51e and R52 Series ...