System Board - HP nc4000 - Notebook PC Maintenance And Service Manual

5.19 System Board

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 (Section 5.5)
■
Mini PCI communications board (Section 5.6)
■
Processor (Section 5.11)
■
Modem and modem cable (Section 5.18)
1. Prepare the notebook for disassembly (Section 5.3) and
remove the following components:
❏
❏
❏
❏
❏
❏
2. Position the base enclosure so the rear panel is facing
forward.
Maintenance and Service Guide
System Board
Spare Part Number Information
LED switch cover (Section 5.7)
Keyboard (Section 5.8)
Heat sink and fan (Section 5.10)
Display assembly (Section 5.12)
Top cover (Section 5.13)
Switch board (Section 5.16)
Removal and Replacement Procedures
325514-001
5–43