HP G62-229NR Service Guide - Page 86

System board, Shut down the computer. If you are unsure whether the computer is off or in Hibernation

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System board NOTE: The system board spare part kit includes UMA or discrete graphics subsystem memory and replacement thermal material. Description PCA UMA system board PCA UMA system board with modem and card reader HD5430 PCA Discrete system board (for model 1.0 only) HD5430 PCA Discrete system board with modem and card reader (for model 1.0 only) HD545V PCA Discrete system board (for model 1.0 only) HD545V PCA Discrete system board with card reader (for model 1.0 only) HD5470/512M PCA Discrete system board (for model 1.1 only) HD5470/512M PCA Discrete system board with card reader (for model 1.1 only) HD5470/1G PCA Discrete system board (for model 1.1 only) HD5470/1G PCA Discrete system board with card reader (for model 1.1 only) HD6370/512M Discrete system board (for model 1.2 only) HD6370/512M Discrete system board with card reader (for model 1.2 only) HD6370/1G Discrete system board (for model 1.2 only) HD6370/1G Discrete system board with card reader (for model 1.2 only) Spare part number 592808-001 592809-001 592810-001 592811-001 611554-001 611555-001 616405-001 616406-001 616407-001 616408-001 632183-001 632184-001 632185-001 632186-001 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: ● RTC battery (see RTC battery on page 79) ● Memory modules (see Memory module on page 55) ● WLAN module (see WLAN module on page 52) ● Modem module (see Modem module on page 65) Before removing the system board: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, 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. 76 Chapter 4 Removal and replacement procedures ENWW

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System board
NOTE:
The system board spare part kit includes UMA or discrete graphics subsystem memory and
replacement thermal material.
Description
Spare part number
PCA UMA system board
592808–001
PCA UMA system board with modem and card reader
592809–001
HD5430 PCA Discrete system board (for model 1.0 only)
592810-001
HD5430 PCA Discrete system board with modem and card reader (for model 1.0 only)
592811-001
HD545V PCA Discrete system board (for model 1.0 only)
611554-001
HD545V PCA Discrete system board with card reader (for model 1.0 only)
611555-001
HD5470/512M PCA Discrete system board (for model 1.1 only)
616405–001
HD5470/512M PCA Discrete system board with card reader (for model 1.1 only)
616406–001
HD5470/1G PCA Discrete system board (for model 1.1 only)
616407–001
HD5470/1G PCA Discrete system board with card reader (for model 1.1 only)
616408–001
HD6370/512M Discrete system board (for model 1.2 only)
632183-001
HD6370/512M Discrete system board with card reader (for model 1.2 only)
632184-001
HD6370/1G Discrete system board (for model 1.2 only)
632185-001
HD6370/1G Discrete system board with card reader (for model 1.2 only)
632186-001
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:
●
RTC battery (see
RTC battery
on page
79
)
●
Memory modules (see
Memory module
on page
55
)
●
WLAN module (see
WLAN module
on page
52
)
●
Modem module (see
Modem module
on page
65
)
Before removing the system board:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on
the computer, 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.
76
Chapter 4
Removal and replacement procedures
ENWW