Installing SIMMs

As with any device, correct orientation of memory modules with their sockets is critical both for your real-world work and for the A+ Certification Exam.

SIMM modules have one end with a cut-off lower corner, corresponding to a projection, or bump, at the matching end of the SIMM socket; refer to Figure 7.2, where the cut-off side of the SIMM modules shown is the left side. This provides a keying mechanism designed to keep you from installing the SIMM backward.

To install the SIMM

1.
Line up the cut-out end of the SIMM with the correct end of the socket.
2.
Insert the SIMM at a 35-degree angle, ensuring that the connector is solidly in the socket, as shown in Figure 7.6. Do not touch the tin- or gold-plated connectors on the ...

Get Absolute Beginner's Guide to A+ Certification now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.