Input Device Problems

Cursor does not move with the USB mouse Disconnect and reconnect the mouse securely to the USB keyboard. Inspect inside of mouse for buildup of dirt or other contaminants. Clean mouse if necessary. If mouse is connected to keyboard, connect the mouse to one of the USB ports on the I O panel instead. If the mouse works, replace keyboard. If the cursor doesn't move, replace the USB mouse. If the mouse is connected to one of the USB ports on the I O panel, switch to the other USB port. If the...

Processor Module

Before you begin, open the side access panel. Remove the screw that attaches the ground wire to the logic board. (Note the processor and ground wire on your unit may be in a different location than shown in this graphic.) Awarning The heatsink may be hot to the touch. 2 While pressing down on the top of the heatsink clip, use a small flatblade screwdriver to lift up and out on the front tab of the clip to release the heatsink clip. 4 Lift the heatsink off of the processor module. 5 Lift the...

Fire Wire Board

Before you begin, open the side access panel. Remove the screw securing the FireWire board to the I O panel. Remove the screw that secures the FireWire board to the metal standoff. Disconnect the FireWire cable, the short 3-pin cable from the back of the FireWire board or logic board. Gently lift up the FireWire board to remove it from the logic board connector.

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Removing Power Macintosh Hard Drive

1 Disconnect the Ultra2 LVD SCSI data cable from the Ultra2 LVD SCSI card. Disconnect the SCSI hard drive power cable P5 . Caution Pull the SCSI power cable straight out of the connector on the drive. Any up or down motion to the connector could damage the drive. The power cables attach to drives as follows P5 attaches to bay 1 P2 attaches to bay 2 P3 attaches to bay 3 Disconnect the Ultra2 LVD SCSI data cable from the hard drive. 4 Remove the hard drive carrier mounting screw. Ultras LY D SCSI...

Hard Drive Carriers Version and

Power Macintosh G3 Macintosh Server G3 computers use two different hard drive carriers for installing drives in the lower part of the unit. Version 1 carrier extends the width of the computer and holds up to three drives. Version 2 carrier is the width of a single drive up to three carriers can be installed in the computer. Each version of carrier requires a unique procedure for removing installing drives. Before beginning a drive Take Apart procedure, check to see if the computer uses a...

The Cuda Chip

Its function is to Turn system power on and off Manage system resets from various commands Maintain parameter RAM PRAM Many system problems can be resolved by resetting the Cuda chip see the Symptom Cure tables for examples . Press the Cuda reset button on the logic board to reset the Cuda chip. The Cuda reset button is located on the logic board to the right of the battery. Refer to the Logic Board Diagram earlier in this chapter for location information. If...