CPU BOARD ASSEMBLY
JUMPER POSITION CHART
DESIGNATION 1
LOCATION FUNCTION
MEANING
POSITION 1 DEFAULT
Jl
I
NEAR U28 &
CPU Boot ROM EPROM
PINS 1 & 2
j
l
(NOTE 1)
CONNECTOR
P5
(NOYE
1)
NEAR U28 &
CONNECTOR P5
(NOYE 2)
NEAR U28 &
CONNECTOR P5
(NC?E 3)
NEAR U28 &
CONNECTOR P5
J6
BETWEEN U22
&
U27
Tme
W
f-3)
Flash ROM
PINS 2 & 3
CPU
Boot ROM 1,2, or 4Mbit PINS
1
& 2 0
m:--
3lZt!
Flash ROM
(U18) 8Mbit Flash PINS 2 &
3
“‘“““”
CPU Boot ROM 1 2Mbit ROM
I
PINS 1 & 2
I
0
Size
Wlf3)
1 Mbit ROM PINS 2 & 3
I I I
Expansion Boot
j
4Mbit ROM
j
PINS 1 & 2
j
l
ROM
Size
8Mbit ROM
PlNS2&3
W9)
Boot Program
Boot from PINS 1 & 2
0
Location
CPU ROM
Boot from
PINS 2 & 3
DSIO
ROM
NOTES:
1.
2.
3.
Set both jumpers
Jl
and J3 to EPROM or Flash ROM mode to use such devices.
These jumpers operate independently of one another.
This jumper is independent of the CPU boot ROM size selected.
6-5
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