IBM RS/6000 7043 43P Series, User Manual, Page: 124 / 322

4. If you have a Model 240:
a. Locate jumper J29 using the in the following illustration.
b. To move the jumper, first touch the metal frame of the system unit, then
gently pull upward on the small box (jumper) covering the pins.
Ÿ
To enable the automatic power-up feature, place the jumper over the left
two pins.
Ÿ
To disable the automatic power-up feature, place the jumper over the
right two pins. This is the factory default setting.
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7043 43P Series User's Guide