A40/ a40p processor speed settings, A40/a40p diskette write access – IBM 6648 User Manual
Page 82
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Note:
The A40/A40P CMOS clear/recovery jumper pins are numbered as
follows:
v Pin 1 is the farthest from the battery.
v Pins 2 and 3 are below pin 1, as seen in the A40/A40P System Board
layout.
Jumper
Setting
Description
CMOS Reset
2-3
CMOS Reset/Flash Recovery Mode
1-2 (D)
Normal Mode
A40/ A40P Processor Speed Settings
Processor speed for type 6568/6569/6648/6649 computers are fixed and are
determined by the processor. There are no settings required.
A40/A40P Diskette Write Access
Diskette Write Enable and Write Protect options are changed in the Setup
Configuration. See “Setup Utility program” on page 41.
68
Hardware Maintenance Manual: IBM NetVista Computer Types 6058, 6059, 6269, 6568, 6569, 6578, 6579, 6648,
6649
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