Lenovo K450e Desktop - Manual (Page 40)

35
User Guide
PCI express X 16 adapter slot SPI debug connector
Solid state disk power connector SATA connectors (4)
eSATA connector Power fan header
Front panel connector Front USB 2.0 connector
Battery Clear CMOS jumper
Front USB 3.0 connector Mode switch connector
Serial (COM2) connector ME disable jumper
LPC debug connector Clear CMOS jumper
Front audio connector PCI express X 1 adapter slots (3)
System fan header
Replacing hardware
Attention: Do not remove the computer cover or attempt any repair
before reading the “Important safety information” in the Safety and
Warranty Guide that was included with your computer or in the Hardware
Maintenance Manual (HMM) for the computer. To obtain copies of the
Safety and Warranty Guide or HMM, go to the Support Web site at
http://support.lenovo.com.
General information
Pre-disassembly instructions
Before proceeding with the disassembly procedure, make sure that you do the
following:
1. Turn off the power to the system and all peripherals.
2. Unplug all power and signal cables from the computer.
3. Place the system on a flat, stable surface.