Applecd Sc Plus Repair

Caution Review the ESD precautions in Bulletins Safety. Caution Use of a fan contaminates the optic lens with dust and other airborne particulates. Disconnect and do not reconnect the fan cable connector. 2 Tape the power supply end of the fan cable to the top of the power supply. 3 Tuck the fan end of the cable into the empty space in front of the fan.

Connector Mounting Plate

Before you begin, remove the case top. Caution Review the ESD precautions in Bulletins Safety. Caution The connector mounting plate may or may not have holes to mount a fan. If a fan is present, do not connect it to the power supply. The use of a fan contaminates the lens with airborne particulates. Disconnect the SCSI-device-to-case cable from the CD-ROM drive. 2 Using a small flat-blade screwdriver, pull the tab forward and slide the connector mounting plate up and out of the frame guides. 3...

CDROM Drive

Before you begin, remove the following Caution Review the ESD precautions in Bulletins Safety. Disconnect the SCSI-device-to-case cable from the CD-ROM drive. Using a small flat-blade screwdriver, pull back the mounting tabs and lift out the drive. Set the drive on the edge of the case. Disconnect the audio cable and the SCSI select switch cable from the connector mounting plate. Note Return the SCSI select switch cable to Apple with the defective drive. Disconnect the power supply cable from...

Power Supply

Before you begin, remove the case top. Caution Review the ESD precautions in Bulletins Safety. 1 Pull the front tab forward and lift the front of the power supply. 2 Slide the power supply forward to disengage it from mounting tabs at the rear of the case. Lift out the power supply and disconnect the following cables Power supply cable from the CD-ROM drive Replacement Note After servicing the unit, do not reconnect the fan cable to the power supply. Using the fan contaminates the lens with...

Symptom Charts

Exchange power supply. Exchange drive mechanism. AppleCD SC does not 1 accept a compact disk 2 Exchange disk if disk dirty or damaged . Exchange drive mechanism. Red LED does not light when you insert the caddy Headphone jack does not operate correctly Volume control does 1 Exchange headphone board. not operate correctly 2 Exchange drive mechanism. - Insert the caddy into the CD-ROM.

Guidelines

The CD-ROM drive is a mechanical device with moving parts. Rough handling can cause mechanical failures. Follow these guidelines when you handle or repair the CD-ROM drive Keep the drive in the shipping container until you are ready to install it. Place the drive on a soft, grounded surface before starting repairs. Never transport the drive with a CD-ROM disc or caddy inside. Use the original shipping containers when you transport the drive.