Inspur NX8840, Manual, Page: 14 / 46

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Chapter One NX8840 Computer Blade Overview
Figure 1-5 Jumper Position Illustration
Jumper No. Function Description Jumper Functions
J38 CMOS clear jumper
Short circuit of Pin1-2, normal status;
short circuit Pin2-3, clear CMOS.
Note:
It is required to maintain 5 seconds when short circuit Pin2-3 during clearing
CMOS; then short circuit Pin1 and Pin2 of CLR_CMOS jumper again using jumper
cap (default setting status), to restore to original status.