System Board Leds - Lenovo ThinkServer TD200x Hardware Maintenance Manual

Table 6. System-board jumpers
1
2
3
Table 7. System-board switch 6
SW 6 Switches Switch description
1 Reserved (Default off)
2
Power-on password override when on. (Default off)
3 Reserved (Default off)
4 When off, this loads the primary IMM firmware ROM page. When on, this loads the secondary
(backup) IMM firmware ROM page. (Default off)
Notes:
1. Before you change any switch settings or move any jumpers, turn off the server; then, disconnect all
power cords and external cables. (Review the information inChapter 2 "Safety information" on page 3).
2. Any system-board switch or jumper blocks that are not shown in the illustrations in this document
are reserved.

System board LEDs

The following illustration shows the LEDs on the system board.
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ThinkServer TD200x Hardware Maintenance Manual
Jumper number
JP6
JP1
SW6
Note: If no jumper is present, the server responds as if the pins are set to 1 and 2.
Jumper name
UEFI boot recovery
CMOS clear
switch block
Jumper setting
• Pins 1 and 2: Normal
operation (default).
• Pins 2 and 3: Enable the
UEFI recovery mode.
• Pins 1 and 2: Normal
operation (default).
• Pins 2 and 3: Clears
CMOS.