Intel SQ599 manual Configuration Guide, 2-1Memory Configuration, 2-2Jumper Settings

SQ599

Section 2 Configuration Guide

2-1 Memory Configuration

The SQ599 motherboard supports standard Fast Page DRAM or EDO DRAM improve the DRAM read performance. The motherboard provides four 72-pin SIMM sockets.It can be 1MBx32/36(4MB), 2MBx32/36(8MB), 4MBx32/36(16MB) and 8MBx32/36(32MB). The memory requires 70ns for fast Page DRAM and 60ns for EDO DRAM. It can use 1piece SIMM module which must be setup on “SIMM1” If you use 2 pieces SIMM modules, you must setup on “SIMM 1 & SIMM 2” or “SIMM 3 & SIMM 4”. Please refer the board layout drawing on page 5.

2-2 Jumper Settings

There are several jumper blocks that are used to configure the mainboard.

2-2-1 CPU TYPE SELECTION

CPU Speed	Clock Speed	J14	J15	JP16	JP17
75MHz	50MHz	Open	Open	Open	Close
90MHz	60MHz	Open	Open	Close	Open
100MHz	66MHz	Open	Open	Close	Close
110MHz	55MHz	Open	Close	Open	Open
120MHz	60MHz	Open	Close	Close	Open
133MHz	66MHz	Open	Close	Close	Close
150MHz	60MHz	Close	Close	Close	Open
166MHz	66MHz	Close	Close	Close	Close
200MHz	66MHz	Close	Open	Close	Close

Cyrix 6x86 - Set as Intel and Close Jumper 22

example - 6x86 133/P166 set as Intel 133MHz and close JP22

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