NB-SL Notebook Computers
Reserved Memory
Memory Module Expansion
The following tables show the possible memory configurations for
the NB-SL.
Memory between the addresses shown above is
reserved for system
use. Other memory between 384KB and
1MB
is available to the
LWX
if enabled through setup.
Shadow RAM
2MB
2MB
! 4MB
8MB
4M0
/
2MB
2MB
8
MB’
X
10
ME
X
BMB
System
BIOS
(128KB) is copied to shadow
RAh4
by POD when the
system boots. System
BIC5
in flash memory is addresses from ECU00
to
FFFF:F.
The
8KB
of memory in the address range
FEW@FFFF:F
is
assigned as
a
boot block for
flash
memory and is not updated when
the flash memory is overwritten
Shadow
RAh4
Addressing
12MB
2 MB
!
8MB’
!
2MB
12
MB
8
ME’
,2MB
4MB
j
8MB
14
MB’
‘8MB modules may not be available.
l
* For
14h4B
of total memory, do not install an
8MB
module in slot
1 and a 4MB module in slot 2.
2.5
MHZ
system
Tywd-
VGA
’
Others
j
Actud
Addrsts
Destlnatlon
Addmss
1
E&W:0
-
E7FF:F
cooO:O
-
C7FF:F
1
E84KtO
-
FFFF:F
E8OO:O
-
FFFF:F
Bsss
msmoy
Sld
1 (CHIN)
Slot
2
(CNVS)
Total
memory
4MB
X
X
4M0
4MB 2MB
6MB
X
2xMS
4M0 2MB
2MB
8 MB”
X
4MB
4MB
8 MB’
X
12MB
X
8 MB’
4MB
2MB
8 MB’
14
MB
8
MB’
2MB
4MB 8 MB’ 8 MB’
20 MB
l
Only the VGA BIOS addresses need to be converted.
Memory Map Before/After POD
l
SMB
modules
may not be available
l
* For 8MB of total memory, do not
install
a
4MB
module in slot 1
and nothing
in
slot 2.
Connector Pin Assignments
VGA Video Connector
VGA
mm&or
pin
assignments
Pln no.
sloti-
m
Dsscrlptlon
!
1
1
RED
I
RSdVlt
2
GREEN
I
Green
V&o
3 BLUE
I I Bus
vlso
1
640X6
O..C
t
4
1
N.C.
I
-
/
NoConneUii
ooooooo*
L---J
NoC”*I
0rlCr.c
,on
i
11
1
N.C.
_
:
NoConnsdon
12
/
N.C.
_
/
NoConnedton
1/92
NB-SL-3
NB-SL Computers
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