IBM 4800-741 Hardware Service Guide - Page 73
Locate, remove, screws, planar, board, Model, screws., Models, seven, upward, housing.,
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Updated July 14, 2008 D 7X (Model 781, 741, C41) 5X (Model 721) Figure 45. Planar location 8. See Figure 45. Locate and remove the screws from the planar board ( D ). Model 721 has five screws. Models 7x2, 74*, and 78* have seven screws. 9. Lift the planar upward from the housing. 10. To replace planar, reverse these procedures. Chapter 2. Removal and replacement procedures 55
![](/manual_guide/products/ibm-4800741-hardware-service-guide-41984db/73.png)
8.
See
Figure
45.
Locate
and
remove
the
screws
from
the
planar
board
(
±D²
).
Model
721
has
five
screws.
Models
7x2,
74*,
and
78*
have
seven
screws.
9.
Lift
the
planar
upward
from
the
housing.
10.
To
replace
planar,
reverse
these
procedures.
D
7X (Model 781, 741, C41)
5X (Model 721)
Figure
45.
Planar
location
Updated
July
14,
2008
Chapter
2.
Removal
and
replacement
procedures
55