HP ZE4900 - Manual (Page 118)

Removal and Replacement Procedures
Maintenance and Service Guide 5–35
5.16 Wireless Button Board
1. Prepare the notebook for disassembly ( Section 5.3 )
and remove the following components:
❏ Keyboard cover ( Section 5.7 )
❏ Keyboard ( Section 5.8 )
❏ Switch board ( Section 5.9 )
❏ Speakers ( Section 5.10 )
❏ Optical drive ( Section 5.11 )
❏ Display assembly ( Section 5.12 )
❏ Top cover ( Section 5.13 )
❏ Heat sink ( Section 5.14 )
Spare Part Number Information
With infrared transceiver
Without infrared transceiver 373017-001
373016-001