HP ze2300 - Manual (Page 139)

Removal and Replacement Procedures
Maintenance and Service Guide 5–39
5.14 RTC Battery
✎
The RTC battery is spared with the system board spare part
kits. If the battery needs to be replaced, use an “ML1220”
model battery.
1. Prepare the computer for disassembly ( Section 5.3 )
and remove the following components:
a. Hard drive ( Section 5.4 )
b. Optical drive ( Section 5.6 )
c. Memory module compartment cover ( Section 5.7 )
d. Mini PCI compartment cover ( Section 5.8 )
e. Keyboard cover ( Section 5.9 )
f. LED board ( Section 5.10 )
g. Keyboard ( Section 5.11 )
h. Display assembly ( Section 5.12 )
i. Base enclosure ( Section 5.13 )