System-Board Leds - Lenovo ThinkServer sd350 Installation And Service Manual

Table 2. Jumper definition
Jumper name
Clear CMOS jumper
SATADOM power jumper
(JP136)
The following table describes the functions of the SW1 switch block on the system board.
Table 3. System board SW1 switch block definition
Switch Default
number position
1 Off
2
Off
3 Off
4
Off

System-board LEDs

The following illustration shows the light-emitting diodes (LEDs) on the system board.
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Chapter 1
Description
• Pins 1 and 2: Keep CMOS data (default)
• Pins 2 and 3: Clear CMOS data
• Pins 1 and 2: No SATADOM installed (default)
• Pins 2 and 3: SATADOM installed
Warning: Do not surround Pin 3 and 4 with SATADOM power jumper.
Description
BIOS recovery.
ME recovery.
Default off.
Password clear.
The Lenovo ThinkServer sd350 Server Type 5493, Lenovo ThinkServer n400 Enclosure Type 5495
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