Take Apart Infrared Board (Optional on 190 Series) - 65
(soldered) fuse on the logic
board.
Replacement Notes:
• Do not leave fingerprints
on the infrared window.
If you touch the window,
use a soft lint-free cloth
to clean it before
replacing it in the
computer.
• Make certain that the
infrared board and
window are correctly
aligned in the proper
grooves before replacing
the CPU stiffener.