Supermicro SuperServer SYS-221BT-DNTR - Page 76

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Chapter 4: Motherboard Connections
BIOS Recovery Jumper (JBR1)
Jumper JBR1 is used to recover system BIOS when it is corrupted. For system stability, we
do not recommend that BIOS recovery be performed unless you've encountered a serious
BIOS issue. See the table below for jumper settings.
BIOS Recovery Jumper
Jumper Settings
Jumper Setting Denition
Pins 1/2 Normal (Default)
Pins 2/3 BIOS Recovery
ME Recovery
JPME1 is used for ME Firmware Recovery mode, which will limit system resource for essential
function use only without putting restrictions on power use. In the single operation mode,
online upgrade will be available via Recovery mode. See the table below for pin denitions.
ME Recovery (JPME1)
Jumper Settings
Jumper Setting Denition
Pins 1-2 Normal (Default)
Pins 2-3 ME Recovery
ME (Manufacture Mode) Select
Use Jumper JPME2 to set ME Mode for your system to enhance your system performance.
See the table below for pin denitions.
ME Select (JPME2)
Jumper Settings
Jumper Setting Denition
Pins 1-2 ME Mode Enabled (Default)
Pins 2-3 ME Mode Disabled