System Board - HP G62-373 Maintenance And Service Manual

System board

✎
The system board spare part kit includes UMA or discrete graphics subsystem memory and replacement thermal
material.
Description
HM55 Discrete system board
HM55 UMA system board
HM55 HDMI Discrete system board
HM44 HDMI UMA system board
HM55 HD545V discrete system board (for model 1.1 only)
HM55 HD545V discrete system board with HDMI card reader (for model 1.1 only)
GL40 UMA system board (for models 1.1 and 1.2 only)
GL40 UMA system board with HDMI card reader (for models 1.1 and 1.2 only)
HD5470/512 MB discrete system board (for model 1.2 only)
HD5470/512 MB discrete system board with HDMI card reader (for model 1.2 only)
HD5470/1 G discrete system board (for model 1.2 only)
HD5470/1 G discrete system board with HDMI card reader (for model 1.2 only)
GL40 DDR2 UMA system board (for model 1.1 only)
GL40 DDR2 UMA system board with HDMI card reader (for model 1.1 only)
HM55 WiMax UMA system board with HDMI card reader (for model 1.2 only)
Before removing the system board:
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 disconnecting the power cord from the AC outlet and then
disconnecting the AC adapter from the computer.
4. Remove the battery (see
5. Remove the battery (see
6. Remove the battery (see
7. Remove the hard drive (see
8. Remove the memory module (see
9. Remove the wireless module (see
10. Remove the optical drive (see
11. Remove the keyboard (see
12. Remove the top cover (see
13. Remove the display assembly (see
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
■
Wireless module (see
Maintenance and Service Guide
"Battery" on page 4-7)
"Battery" on page 4-7).
"Battery" on page 4-7).
"Hard drive" on page
"Memory module" on page
"Wireless module" on page
"Optical drive" on page
"Keyboard" on page
"Top cover" on page
"Display assembly" on page
"Memory module" on page
"Wireless module" on page
4-8).
4-10).
4-12).
4-14).
4-17).
4-20).
4-26).
4-10)
4-12)
Removal and replacement procedures
Spare part number
595181-001
595182-001
595183-001
595184-001
615577-001
615578-001
605139-001
605140-001
615579-001
615580-001
615581-001
615582-001
616448-001
616449-001
628482-001
4–37