Reactive Micro Apple IIc v4 ROM Upgrade Installation Guide

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Apple IIc v4 ROM Upgrade

Installation

Apple $ ^{®} $ IIc Add-On Kit Dealer's Installation Instructions

The Apple® Iic Add-On Kit enables the Apple Iic to use the UniDiskTM 3.5.

▲Warning

This Apple IIc Add-On Kit must be installed by an authorized Apple Dealer! Installation requires removal of the Apple IIc cover and modification of the main circuit board. Installation by someone other than an authorized Apple dealer will void the Apple IIc's warranty.

Equipment Required

To install the Apple Iic Add-On Kit, you need the following equipment:

☐ 256K ROM, Apple P/N 342-0033-A (supplied)

☐ A fine-tip soldering iron

☐ Rosin core solder (Do not use Acid-core solder)

☐ An X-acto® knife or equivalent

□ An I.C. Extractor (Apple P/N 919-0003) or equivalent

☐ A Phillips-head screwdriver

☐ A clean, soft surface to work on.

Installation Procedure

Please make sure you have a clean, dry, soft surface to work on to avoid damage to the top of the Apple IIc case.

1. Turn off the power to the Apple IIc.

2. Disconnect the power cord and connections for any attached peripherals.

Note: For step by step instructions on removing the back panel, top cover and keyboard, refer to your Service Program Manual, Apple IIc Technical Procedures, Take-apart section.

3. Turn the computer over (upside down) on a clean, soft surface.

4. Remove the six screws accessible from the bottom side of the Apple IIc as shown in Figure 1.

Figure L Apple IIc Bottom View

Screws

5. Turn the Apple IIc over (upright).

6. Remove the back panel.

7. Remove the top cover carefully.

8. Slide the keyboard forward from the disk drive shield, being careful of the RFI/EMC clips. Flip the keyboard over and place it on top of the internal disk drive.

Figure 2. Flip Keyboard onto Disk Drive