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Service Hints & Tips

Document ID: YAST-3JSQR4

TP 310,315 - Switch Locations

Applicable to: World-Wide

Switch Locations:
There are two switches on the system board:

CPU speed:
Keyboard select, password enable/disable and BIOS screen select and another switch on the DC-DC converter.

CPU voltage:
Refer to the figure and tables below for switch settings.

CPU Voltage (S1) Settings:

CPU Voltage

2.35V

2.45V

2.9V

3.1V*** Default setting*

Switch 1

Off

Off

Off

Off

Switch 2

Off

On

Off

Off

Switch 3

On

Off

Off

Off

Switch 4

Off

Off

Off

On

CPU Speed (SW3) Settings:

CPU Speed

120MHz

133MHz*** Default setting*

150MHz

Switch 1

Off

On

Off

Switch 2

On

Off

On

Switch 3

Off

Off

On

Switch 4

On

On

On

Keyboard Language (SW2, Switch 1 and 2) Settings:

Keyboard Language

European

U.S.

Japanese

Switch 1

On

Off

Off

Switch 2

Off

Off

On

Password (SW2, Switch 3) Settings:

Password

ON

OFF

Switch 3

Bypass

Check

Reserved switch (SW2, Switch 4):

Reserved

ON

OFF

Switch 4

--

--



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Hardware Maintenance Information

Date Created

08-07-97

Last Updated

10-08-98

Revision Date

07-08-99

Brand

IBM ThinkPad

Product Family

ThinkPad 310, ThinkPad 315

Machine Type

2600

Model

Various

TypeModel

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