HP CQ60 manual System board

System board

✎The system board spare part kit includes UMA or discrete graphics subsystem memory, built-in modem, and replacement thermal material.

Description	Spare part number
UMA system board, GM45 (includes built-in modem, Digital Media Slot, HDMI port,	485218-001
and replacement thermal material)
UMA system board, GM45 (includes built-in modem, Digital Media Slot, and	494281-001
replacement thermal material)
UMA system board, GL40 (includes built-in modem, Digital Media Slot, and	494282-001
replacement thermal material)
UMA system board, GL40 (includes built-in modem, Digital Media Slot, HDMI port, and	485219-001
replacement thermal material)
UMA system board, GL40 (for Presario CQ60 only; includes built-in modem, and	501266-001
replacement thermal material)
Discrete system board, PM45 (includes built-in modem, Digital Media Slot, HDMI port,	488338-001
and replacement thermal material)
Discrete system board, PM45 (includes built-in modem, Digital Media Slot, and	494283-001
replacement thermal material)
UMA system board, NVIDIA (includes built-in modem, Digital Media Slot, HDMI port,	498460-001
and replacement thermal material)
UMA system board, NVIDIA (for Presario only; includes built-in modem, Digital Media	498462-001
Slot, and replacement thermal material)
UMA system board, NVIDIA (for Presario only; includes built-in modem, Digital Media	498463-001
Slot, and replacement thermal material)
UMA system board, NVIDIA (for Presario only; includes built-in modem, and	498464-001
replacement thermal material)
Optical extension board (not illustrated)	506951-001

Before removing the system board, follow these steps:

1.Shut down 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 all external devices connected to the computer.

3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer.

4.Remove the battery (see “Battery” on page 4-7).

5.Remove the following components:

a.Optical drive (see “Optical drive” on page 4-8)

b.Hard drive (see “Hard drive” on page 4-10)

c.Keyboard (see “Keyboard” on page 4-17)

d.Keyboard cover (see “Keyboard cover” on page 4-20)

e.Power button board (see “Power button board” on page 4-22)

f.Display assembly (see “Display assembly” on page 4-23)

Removal and replacement procedures 4–38