User's Manual

Quick Reference of Jumper Settings for PEM-3300 Mainboard
J1 — Keyboard Lock/Power LED
J2 — Reset Connector
J3 — Speaker Connector
J4 — Turbo LED Connector
J5 — Turbo Connector
1-2 short -Normal (hardware)
open
— Turbo (hardware)
2-3 short — speed toggled (software)
J7 — Keyboard Connector
J8 — Power Supply Connector
W1 - W6 — Bank Selection
1-2 short — bank 0
2-3 short — bank
1
W7 — DRAM Type of Bank 0
1-2 short
— (1Mbit x 9 SIP DRAM) or (1Mbit x 1 DIP DRAM)
2-3 short — (256Kbitx9 SIP DRAM) or (256Kbitx4 DIP RAM)
W8 — DRAM Type of Bank 1
1-2 short — (1Mbit x 9 SIP DRAM) or (1Mbit x 1 DIP DRAM)
2-3 short — (256Kbitx9 SIP DRAM) or (256Kbitx4 DIP RAM)
W9 - WI0 — Cache Size Selection
1-2 short — 64KB cache memory
2-3 short — 256KB cache memory
W14 — Math Coprocessor
short -not installed
open
— installed
30 Chapter 2: Setting Up Your System