HP 98700H CE Handbook page 28

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Sw-2 sets the HP 98700 control space select code and the frame buffer
address. The
Sw-2~
1 and 2 set the start address of the 1M byte frame
buffer as shown in Figure 3-2. Factory setting is address hex300000 and
should be left at this address. The Sw-2, 3 selects whether the HP 98700
control space is at internal address hex 560000 or at an external select
code as set by Sw-2, 4 through 8. If Sw-2, 3 is a 1, the HP 98700 is set to
internal address. If Sw-2, 3 is a 0, the HP 98700 set to an external select
code. Factory setting for Sw-2, 3 is external and Sw-2, 4-8 is Select Code
25.
SW-1
LSB
HP-HIL
SELECT CODE
SWITCHES
FACTORY
01
0
SETTING
---.0
1
02
FB ADDRESS
0 $200 000
1
$300 000
0
$800 000
$900 000
Figure 3-2. Setting the Switches
3. Install the I/O card in any DIO slot in the computer or any slot
of the expander. Ensure that it is fully seated.
As with all DIO cards, no two select codes may be the same. If
a hard test card is installed, the frame buffer can not be set at
hex800000. Note that only 6M bytes of system RAM may be
installed if the frame buffer is set to hex900000.
3-2
Configuration