System Leds And Diagnostics Display - Lenovo 7D73 User Manual

Table 27. SW7 switch block description
Switch-bit
number Switch name
SW7–1 XCC boot primary
1
SW7–2 XCC force update
2
SW7–3 Power permission
3
override
SW7–4 Force XCC reset
4
SW7–5 Reserved
5
SW7–6 Reserved
6
SW7–7 Reserved
7
Reserved
SW7–8
8
SW6 switch block
The following table describes the functions of the SW6 switch block on the system board assembly.
Table 28. SW6 switch block description
Switch-bit
number Switch name
ME security override
SW6–1
1
SW6–2 Clear CMOS
2
Password override
SW6–3
3
SW6–4 ME recovery
4
SW6–5 BIOS recovery
5
SW6–6 Reserved
6
SW6–7 Reserved
7
Reserved
SW6–8
8

System LEDs and diagnostics display

See the following section for information on available system LEDs and diagnostics display.
For more information, refer to
ThinkSystem SR630 V3 User Guide
44
Default position
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Default position
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
"Troubleshooting by system LEDs and diagnostics display" on page
Description
XCC boots from upper half of flash region when
switched to ON.
XCC boots from kernel code only when switched to
ON.
Ignores Power Permission and allows system to
power-on when switched to ON.
Forces XCC into reset when switched to ON.
Reserved
Reserved
Reserved
Reserved
Description
Disables ME Security checks when switched to ON.
Clears the real-time clock (RTC) registry when
switched to ON.
Overrides the power-on password when switched to
ON.
Boots ME into recovery mode when switched to ON.
Boots BIOS into recovery mode when switched to
ON.
Reserved
Reserved
Reserved
545.