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3.13.2 What to Do
1. Disconnect the following internal cables from the main logic board.
Press the tab on the cable connector to detach each cable. For information about
cable connector locations, see Section 5.5 “How to Connect the System Cables” on
page 155
a. Disconnect the main power cables from connectors J2902 and J2903.
b. Disconnect the CPU power sense cable from connector J2901.
c. Disconnect the UltraSCSI data cable from connector J1801.
2. Remove the three screws securing the main logic board to the back panel.
Small arrows on the back panel point to the screws you must loosen.
3. Slide the main logic board away from the back panel until it clears the notched
hold-down tabs.
Servicing the Main Logic Board and Components 117