A SERVICE OF

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5–48 Maintenance and Service Guide
Removal and Replacement Procedures
5.16 Button Board
1. Prepare the computer for disassembly (Section 5.3)
and remove the following components:
a. Keyboard cover (Section 5.8)
b. Keyboard (Section 5.9)
c. Display assembly (Section 5.15)
Button Board Spare Part Number Information
Button board (includes button board cable) 419112-001