Lenovo 3809, 3836, 3826, 3724, 3824, 3808, 3815, 3817 manual System-board switches and jumpers, JP1

Models: 3836 3826 3824 3817 3809 3808 3815 3724

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System-board switches and jumpers

The following illustration shows the switches and jumpers on the system board.

1 UEFI boot recovery jumper (JP8) 2 Clear CMOS jumper (JP1)

3 SW8 switch block

The following table describes the jumpers on the system board.

Table 2. System-board jumpers

Jumper number

Jumper name

Jumper setting

 

 

 

JP1

Clear CMOS jumper

v Pins 1 and 2: Normal

 

 

(default) - This keeps the

 

 

CMOS data.

 

 

v Pins 2 and 3: This clears

 

 

the CMOS data, which

 

 

clears the power-on

 

 

password and

 

 

administrator password.

 

 

 

Chapter 4. Server controls, LEDs, and power 31

Page 49
Image 49
Lenovo 3809, 3836, 3826, 3724, 3824, 3808, 3815, 3817 manual System-board switches and jumpers, JP1