Sony PCV-RX740, Reference Manual, Page: 64 / 92

VAIO Computer System Reference Manual
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CLR CMOS Jumper
There is one user-configurable jumper for CMOS Clear.
The computer ships with CMOS Clear in the Normal position. Do not
change the position of this jumper unless directed by a technical support
person.
CMOS Clear Jumper settings
Jumper Plug Position Function
1-2 Clear
2-3 Normal
✍
The configuration jumpers should never need changing unless otherwise directed by a
technical support or service technician.
1 2 3
CMOS Clear