Service manual

4. DISASSEMBLY AND ASSEMBLY
4.8 Service Manual CNS-9701
15. Pull the lever of the CPU socket upward and remove the CPU from the
motherboard.
NOTE in Assembling the Main Unit
To attach the CPU to a new motherboard, check the correct direction of
the CPU as shown below.
16. Replace the motherboard with a new one. Check that the new motherboard has
the same jumper settings as the old one as shown below. Assemble the main unit
by reversing the above procedure. Turn on the main unit and check the operation
using the display unit connected to the main unit.
JP14: Short-circuit between pins 1 and 2
JP23: Short-circuit between pins 1 and 2
JP28: Short-circuit between pins 1 and 2
JP29: Short-circuit between pins 1 and 2
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12. Disconnect the CPU fan cable from the motherboard.