Front Panel Control Board

First remove the EMI

shields.

1 Disconnect the front panel control cable.

2 Remove the Phillips screw and remove the board.

Logic Board Connector and Cable Assembly

First remove the EMI shields, speaker assembly, and front panel control board.

Overview of removal procedures (Detailed steps follow the overview.)

First disconnect all the connections from the top of the chassis. Then route the cables through to the underside of the chassis and disconnect the logic board connector.

Analog Board Connector

Bridge Cable

Speaker Cable Connectors

Analog Board Connector

Bridge Cable

Hard

Drive

Connector

Left

Speaker Cable Connector Right Speaker Cable Connector

Stand at the front of the chassis, looking down at the top of the chassis, and disconnect the following in the order listed: analog board connector, CD-ROM drive connector, and hard drive connector. (The connector tabs operate much like large-scale SIMM slot connectors on logic boards.)

2 Route the analog board and the CD-ROM/hard drive cables through the large square hole behind the CD-ROM drive bay.

3 Push the floppy drive cable (if present) and front panel control cable to the underside of the chassis.

4 Turn the chassis over and stand at the rear of the chassis.

5 Release the three tabs from the sides and center of the logic board connector and remove the logic board connector and cable assembly.

Overview of replacement procedures (Detailed steps follow the overview.)

Connect the logic board connector to the underside of the chassis, route the cables through the appropriate openings, and connect the connectors on the top and front of the chassis. After replacing the logic board connector and cable assembly, replace the speakers, front panel control board, and EMI shields.

1 Place the chassis with the underside facing up and the speakers facing away from you.

Analo Boar> Connector

Logic Board — Connector

CD-ROM Drive Cable/ Hard Drive Cable

Analo Boar> Connector

Logic Board — Connector

CD-ROM Drive Cable/ Hard Drive Cable

Logic Front Panel Connect

Control

Panel

Cable

Floppy

Drive

Cable

Control

Panel

Cable

Floppy

Drive

Cable

2 Arrange the logic board connector and cable assembly as shown.

3 Face the connector slot of the logic board connector toward the rear and from the back of the connector route the CD-ROM/hard drive, analog, and floppy drive cables under the connector. Extend the control panel connector cable from the back of the logic board connector toward the front of the chassis.

Connector Logic Board Imac

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  • ABEL
    How to connect front panel?
    9 years ago
  • nicol zaragamba
    How to remove the harddrive from an apple performa 577?
    9 years ago

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