Chapter 2 - Installation
12
Step 1 Set Switch and Jumper Options,
Continued
J 2 9 B I O S R O M S i z e S e l e c t
J 2 9 B I O S R O M S i z e S e l e c t
J29 is a 3-pin single-inline berg. Short pins 1-2 to select 27256 ROMs
(this is the default). Short pins 2-3 to select 27512 ROMs.
J 3 6 6 4 K / 2 5 6 K C a c h e S e l e c t
J 3 6 6 4 K / 2 5 6 K C a c h e S e l e c t
J36 is a 2-pin single-inline berg. Make sure J36 is open to select 64 KB
of cache memory. Short pins 1-2 for 256 KB of cache memory.
J 2 1 a n d J 2 2 C a c h e A d d r e s s S e l e c t
J 2 1 a n d J 2 2 C a c h e A d d r e s s S e l e c t
J21 and J22 are 3-pin single-inline bergs. Short pins 1-2 if 256 KB of
cache memory is installed. Short pins 2-3 if 64 KB of cache memory is
installed.
Summary of Contents for 39 Series
Page 6: ...Preface vi ...
Page 12: ...Chapter 1 Introduction 6 ...
Page 14: ...Chapter 2 Installation 8 Baby Voyager Layout ...
Page 26: ...Chapter 2 Installation 20 ...