Lenovo ThinkServer TD100x Bedienungsanleitung PDF herunterladen (Seite 33)

DIMM LEDs

1 Boot block/Clear CMOS switch (SW4)

The following table describes the function of each pin on the SW4 switch (Boot

block/Clear CMOS) on the system board.

Table 3. System board SW4 switch

Switch pin number Description

1 Boot block:

v When this switch is on 1, this is the normal mode.

v When this switch is toggled to On, this enables the

system to recover if the BIOS code becomes damaged.

See

the Hardware Maintenance Manual for information

about recovering from a BIOS update failure.

2 Clear CMOS:

v When this switch is on 2, this is the normal mode. This

keeps the CMOS data.

v When this switch is toggled to On, this clears the CMOS

data, which clears the power-on password and

administrator password.

Chapter 2. Installing optional devices 19

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Lenovo ThinkServer TD100x Bedienungsanleitung Seite 33