HP TC4400 - Manual (Page 143)

5–60 Maintenance and Service Guide
Removal and Replacement Procedures
5.22 Modem Module
1. Prepare the tablet PC for disassembly ( Section 5.3 )
and remove the following components:
a. Hard drive ( Section 5.4 )
b. Bluetooth module ( Section 5.6 )
c. Keyboard cover ( Section 5.8 )
d. Keyboard ( Section 5.9 )
e. Fan ( Section 5.10 )
f. Heat sink ( Section 5.11 )
g. Button board ( Section 5.16 )
h. Display assembly ( Section 5.15 )
i. Top cover ( Section 5.17 )
j. Speaker ( Section 5.19 )
k. Infrared board ( Section 5.20 )
l. System board ( Section 5.21 )
2. Turn the system board upside down with the front
toward you.
Modem Module Spare Part Number Information
Modem module (high-speed 56 K, includes modem
module cable) 419143-001