Compaq nc8000 HP Compaq nc8000 Business PC, HP Compaq nw8000 Mobile Workstatio - Page 139

System Board

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Removal and Replacement Procedures 5.23 System Board Spare Part Number Information System board with 128 MB of video memory System board with 64 MB of video memory ✎ Both system boards include thermal grease. 349206-001 345064-001 ✎ When replacing the system board, ensure that the following components are removed from the defective system board and installed on the replacement system board: ■ Memory expansion boards (refer to Section 5.10) ■ Modem board (refer to Section 5.11) ■ Mini PCI communications board (refer to Section 5.12) ■ Heat sink (refer to Section 5.13) ■ Processor (refer to Section 5.14) ■ Real time clock battery (refer to Section 5.16) ■ Security card (refer to Section 5.17) 1. Prepare the notebook for disassembly (refer to Section 5.3) and remove the following components: ❏ Keyboard (refer to Section 5.9) ❏ LED switch cover (refer to Section 5.15) ❏ Display assembly (refer to Section 5.18) ❏ Top cover (refer to Section 5.19) ❏ Fan (refer to Section 5.22) 5-46 Maintenance and Service Guide

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5–46
Maintenance and Service Guide
Removal and Replacement Procedures
5.23
System Board
✎
When replacing the system board, ensure that the following
components are removed from the defective system board and
installed on the replacement system board:
■
Memory expansion boards (refer to
Section 5.10
)
■
Modem board (refer to
Section 5.11
)
■
Mini PCI communications board (refer to
Section 5.12
)
■
Heat sink (refer to
Section 5.13
)
■
Processor (refer to
Section 5.14
)
■
Real time clock battery (refer to
Section 5.16
)
■
Security card (refer to
Section 5.17
)
1. Prepare the notebook for disassembly (refer to
Section 5.3
)
and remove the following components:
❏
Keyboard (refer to
Section 5.9
)
❏
LED switch cover (refer to
Section 5.15
)
❏
Display assembly (refer to
Section 5.18
)
❏
Top cover (refer to
Section 5.19
)
❏
Fan (refer to
Section 5.22
)
Spare Part Number Information
System board with 128 MB of video memory
System board with 64 MB of video memory
✎
Both system boards include thermal grease.
349206-001
345064-001