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APPENDIX E - CONFIGURATION JUMPERS
JP3 &JP15 CPU Clock Jumpers
BUS JP15 JP3 JP3
FREQUENCY FS2 FS1 FS0
66MHz 2-3 1-3 2-4
100MHz 1-2 1-3 2-4
JP8 CPU Clock Multiplier Jumper
Multiplier 1-2 3-4 5-6 7-8
3.0X ON OFF ON ON
3.5X ON OFF OFF ON
4.0X OFF ON ON ON
4.5X OFF ON OFF ON
5.0X OFF OFF ON ON
5.5X OFF OFF OFF ON
6.0X ON ON ON OFF
6.5X ON ON OFF OFF
7.0X ON OFF ON OFF
7.5X ON OFF OFF OFF
8.0X OFF ON ON OFF
JP5 WatchDog Timer Control Jumper
2-3 Generates hardware RESET when time out occurs. (Default)
1-2 Generates NMI (IOCHRDY) when time out occurs.
OFF Disable
JP12 WatchDog Timer Time-out Period Jumper
Time 1-2 3-4 5-6 7-8
1second OFF OFF ON OFF
2 seconds OFF OFF ON ON
10 (Default) OFF ON OFF OFF
20 seconds OFF ON OFF ON
110 seconds ON OFF OFF OFF
220 seconds ON OFF OFF ON
JP11 PROMDISK-Chip Address Jumper
Address JP11
CE00H 1-2
D600H 3-4
DE00H 5-6