Figure 3. Bottom View 32. Infrared port (selected models). 37. Docking port. 33. Battery. 38. Mini-PCI cover (no user- replaceable parts inside). 34. CD/DVD drive latch. 36. Battery latch. 35. RAM cover. 39. Hard disk drive retaining screws. zt1000/xz300 and xt1500 Series Product Information 9 Troubleshooting and Self-Repair Guide