HP M2411EA, M2401EA, M2405LA, M2406EA, M2308EA, M2301XX, M2370EA, M2299XX, M2264AU, M2263AU RTC Battery

Models: M2200 M2249AU M2412EA M2405LA M2236AP M2256AU M2262AU M2299XX M2257AU M2250AU M2401EA M2264AU M2370EA M2214LA M2308EA M2203AU M2258AU M2255AU M2260AU M2411EA M2301XX M2406EA M2215EA M2000Z M2259AU M2263AU

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Removal and Replacement Procedures

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)

5–42

Maintenance and Service Guide

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HP M2411EA, M2401EA, M2405LA, M2406EA, M2308EA, M2301XX, M2370EA, M2299XX, M2264AU, M2263AU, M2262AU, M2412EA, M2260AU RTC Battery