IBM Thinkpad A20mp A21mp A22mp Manual

							3010 ThinkPad Dock PCI cover
Before replacing the PCI cover:
There are two types of ThinkPad Dock as follows:
vThinkPad Dock: FRU part no. 08N1546 (PCI cover: FRU
part no. 05K6246)
vThinkPad Dock with extension plate: FRU part no.
08N1537 (PCI cover: FRU part no. 08N7317)
Make sure that the PCI cover FRU suits the ThinkPad
Dock you are servicing.
Removing and replacing a FRU
ThinkPad A20m/p, A21m/p and A22m/p105 
						

							Note:Following illustration shows the PCI cover removal
of ThinkPad Dock (FRU no. 08N1546.) Do the
same procedure for the PCI cover removal of
ThinkPad Dock with extension plate (FRU part no.
08N1537.)
1
2
1
(Bottom view)
Removing and replacing a FRU
106ThinkPad A20m/p, A21m/p, A22m/p 
						

							3020 ThinkPad Dock top cover
NoteThis section is only for the ThinkPad Dock (FRU no.
08N1546.) Top cover and screw kit for ThinkPad
Dock (FRU part no. 12P4143) is not available for
the ThinkPad Dock with extension plate (FRU part
no. 08N1537.)
1
(Rear view)
Step Screw (quantity) Torque

1M2.5×4.8 mm (2) 0.392 Nm
(4 kgfcm)
(continued)
Removing and replacing a FRU
ThinkPad A20m/p, A21m/p and A22m/p107 
						

							2
2
2
(Bottom view)
Step Screw (quantity) Torque

2M2.5×4.8 mm (8) 0.392 Nm
(4 kgfcm)
(continued)
Removing and replacing a FRU
108ThinkPad A20m/p, A21m/p, A22m/p 
						

							Make sure that the system lock keyAis set to the Unlock
position. Release the front latches in step
3, and then
remove the top cover
4. For step
5, see the inside
view, shown in the circle.
54
3A
Removing and replacing a FRU
ThinkPad A20m/p, A21m/p and A22m/p109 
						

							When replacing the top cover, do the following:
vMake sure that the springs placed correctly.
vMake sure that the device release lever is seated
correctly.
(continued)
Removing and replacing a FRU
11 0ThinkPad A20m/p, A21m/p, A22m/p 
						

							vMake sure that the release button works correctly.
Removing and replacing a FRU
ThinkPad A20m/p, A21m/p and A22m/p111 
						

							Locations
Front view

1System status indicators

2Battery and standby mode status indicators

3Built-in stereo speakers

4PC Card eject button

5PC Card slots

6Bay latch

7Eject button

8Ultrabay 2000 device
Note:The Ultrabay 2000 accepts storage
devices, such as a DVD drive or a
CD-ROM drive.

9Video-out connector

10Video-in connector

11TrackPoint pointing stick

12TrackPoint buttons

13ThinkPad button

14Volume and mute buttons

15Power switch
1
2
3
15
1314
1112
10
89
7654
Locations
11 2ThinkPad A20m/p, A21m/p, A22m/p 
						

							Rear view

1Security keyhole

2Parallel connector

3Modem connector

4Network connector

5Serial connector

6External-monitor connector

7Universal serial bus (USB) connector

8External-input-device connector

9Power jack
Locations
ThinkPad A20m/p, A21m/p and A22m/p11 3 
						

							Bottom view

1Battery pack

2Battery pack latches

3Mini PCI card slot

4Docking connector

5DIMM slot

6Stereo headphone jack

7Stereo line-in jack

8Diskette drive

9Microphone jack

10Infrared port

11Hard-disk drive

12LCD latches
Locations
11 4ThinkPad A20m/p, A21m/p, A22m/p