Acer Extensa 900 Maintenance Manual

Field Service    6-33
6.6.2 Removing/Replacing the MPB Battery
To remove and replace an MPB battery pack or dummy battery pack, use the following 
procedure:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack and PCMCIA cards as described in Paragraphs 
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.Using your thumbs, unlock the two battery locks at each side of the MPB 
(refer to Figure 6-26).
3.Pull the module out of the...

6-34   Field Service 
6.6.3 Removing/Replacing the MPB Housing
To remove and replace the MPB housing, use the following procedure:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack and PCMCIA cards as described in Paragraphs 
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.Using your thumbs, unlock the two battery locks at each side of the MPB 
(refer to Figure 6-26).
3.Pull the module out of the MPB.
4.Slide the Lever...

Field Service    6-35
6.6.4 Removing/Replacing the Docking Cable
To remove and replace the MPB Docking Cable, use the following procedure:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack and PCMCIA cards as described in Paragraphs 
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.Using your thumbs, unlock the two battery locks at each side of the MPB 
(refer to Figure 6-26); pull the battery pack out of the MPB.
3.Remove...

6-36   Field Service 
6.6.5 Removing/Replacing the Docking Mechanism
To remove and replace the MPB Docking Mechanism, use the following procedure:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack and PCMCIA cards as described in Paragraphs 
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.Using your thumbs, unlock the two battery locks at each side of the MPB 
(refer to Figure 6-26); pull the battery pack out of the MPB....

Field Service    6-37
6.6.6 Removing/Replacing the MPB DC-DC Converter
To remove and replace the MPB DC-DC Converter Assembly, use the following 
procedure:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack and PCMCIA cards as described in Paragraphs 
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.Using your thumbs, unlock the two battery locks at each side of the MPB 
(refer to Figure 6-26); pull the battery pack out of...

6-38   Field Service 
6.6.7 Removing/Replacing the MPB Main Board Assembly
To remove and replace the MPB Main Board Assembly, use the following procedure:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack and PCMCIA cards as described in Paragraphs 
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.Using your thumbs, unlock the two battery locks at each side of the MPB 
(refer to Figure 6-26); pull the battery pack out of...

                                                                                        Notebook Schematic Diagrams  A-1
A
Notebook Schematic Diagrams
A.1 Introduction
This section contains schematic diagrams for the Extensa 900 Series Notebook 
Computer. Logic schematics for the Mobile Productivity Base are provided in Appendix 
B of this manual. 

A-2   Notebook Schematic Diagrams
Figure A-1  Notebook Main Board Logic Diagrams (Sheet 1 of 30) 

                                                                                     Notebook Schematic Diagrams  A-3
Figure A-1  Notebook Main Board Logic Diagrams (Sheet 2 of 30) 

A-4   Notebook Schematic Diagrams
Figure A-1  Notebook Main Board Logic Diagrams (Sheet 3 of 30)