NEC mL5 manual Removing the CPU, Removing the Second Serial Port

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1.Disconnect the auxiliary fan connector from the motherboard.

2.Remove the screws shown in the picture below. Take the auxiliary system fan out of the chassis and put it aside.

Fig. 17: Removing the auxiliary system fan

Removing the CPU

To remove the CPU, first remove the stabilisers (see Removing the Stabilisers), open the chassis (see Opening the Chassis), remove the floppy disk drive (see Removing the Floppy Disk Drive), then follow the next steps:

1.Disconnect the active sink fan connector from the motherboard.

2.unscrew the four screws shown in the picture below.

Fig. 18: Removing heat sink

3.Carefully lift the heat sink out of the system and put it aside.

4.Lift the lever to unlock the CPU from its socket.

5.Take out the CPU and put it aside.

Removing the Second Serial Port

To remove the second serial port, first remove the stabilisers (see Removing the Stabilisers), open the chassis (see Opening the Chassis), then follow the next steps:

1.Disconnect the serial cable from the header on the motherboard.

2.Remove the screws shown in the picture below.

X2

NEC PowerMate ML5 Disassembly Manual

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Contents NEC Table of contents Disassembly Instructions Reassembly InstructionsOverview Technician NotesPower Supply Unit Hazardous VoltageAvoid Electrostatic Discharge Removing the Stabilisers Opening the ChassisRemoving the Riser Board Bracket and the Raiser Board Removing the cover of the chassisRemoving a PCI or CNR Expansion Card Removing the AGP Expansion CardRemoving the Floppy Disk Drive Removing floppy disk drive screwRemoving the Optical Device Drive Screws securing the floppy disk drive to the bracketRemoving the Hard Disk Drive Removing the converter boardRemoving the Power Supply Unit Removing the Auxiliary System FanRemoving the CPU Removing the Second Serial PortRemoving the Switch/LED board Removing the Internal SpeakerRemoving the Motherboard Removing the internal speakerPowerMate ML5 Disassembly Manual