HP ENVY 15 Notebook PC and HP ENVY TouchSmart 15 Notebook PC Maintenance and Service Guide

Before removing the system board, follow these steps:
1. Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
Battery on page 40), and then remove the following components:
a. Service door (see
Service door on page 41)
b. mSATA SSD (see
mSATA SSD on page 42)
c. Hard drive (see
Hard drive on page 45)
d. Base enclosure (see
Base enclosure on page 52)
e. Display assembly (see
Display assembly on page 54)
f. Fan (see
Fan on page 62)
NOTE: When replacing the system board, be sure that the following components are removed from
the defective system board and installed on the replacement system board:
●
Memory module (see
Memory module on page 47)
●
Heat sink (see
Heat sink on page 69)
●
Processor (see
Processor on page 74)
Component replacement procedures 65