gwendes
12-04-2006, 03:11 PM
271 CMOS Battery Replacement
1> Unclip the keyboard from the main unit. Use a small screw driver to push the small clips in (3 are located at the top of the keyboard by F2, F8 and /).
2> Remove the keyboard by lifting the small brown ribbon connector gently on the mainboard.
3> Unscrew the 4 black screws that are on the heatsink and remove from the unit. The cable will have to be disconnected.
4> At the centre of the unit there will be 3 screws in a horizontal line across the centre of the unit; these are spaced evenly across the unit.
5> Close the lid and turn the unit over the unit.
6> There will be four screws along the top of the unit and 2 at the bottom. Also there will be a screw on the hard disk caddy remove this also. Underneath the caddy there will be a small screw in the bottom left corner. Remove this (on occasions there maybe a Q snap sticker covering this.
7> Turn over the unit carefully and whilst holding the upper panel open the unit up. The top cover will try to follow.
8> When open unplug the two wires that are holding the front of the cover (the touchpad and standby switch cables). Lift the cover from the front and lift slowly.
9> Unplug all of the cables that are at the back of the unit and you should have released the upper panel and LCD screen.
10> Unscrew the four bolts like screws using a 5mm socket driver or spanner. Unscrew and release the CD-drive and remove the large bolt screw from the right hand side of the unit.
11> At the top right of the unit there should be a RJ11 connector (modem plug in point) unscrew the screw that affixes this and remove the bolt screw from underneath.
12> At the centre of the bottom part of the board there should be another cable that plugs in also a 4 pin connector with only 2 of them that are in use carefully unplug these as they can be a bit volatile to force. If feeling unconfident use a tiny flat screwdriver to warp the connector slightly unit the plug can be removed without the risk of breaking.
13> Unplug the battery board
14> Now the board should be able to come clear of the unit with a small amount of force. From the front side (the part where the battery board plugs into.
15> Now underneath the board there will be a small connection with a battery inside. You can remove this with your finger or a small screw driver.
16> Replace with CR1220 CMOS battery.
17> Reassemble unit.
1> Unclip the keyboard from the main unit. Use a small screw driver to push the small clips in (3 are located at the top of the keyboard by F2, F8 and /).
2> Remove the keyboard by lifting the small brown ribbon connector gently on the mainboard.
3> Unscrew the 4 black screws that are on the heatsink and remove from the unit. The cable will have to be disconnected.
4> At the centre of the unit there will be 3 screws in a horizontal line across the centre of the unit; these are spaced evenly across the unit.
5> Close the lid and turn the unit over the unit.
6> There will be four screws along the top of the unit and 2 at the bottom. Also there will be a screw on the hard disk caddy remove this also. Underneath the caddy there will be a small screw in the bottom left corner. Remove this (on occasions there maybe a Q snap sticker covering this.
7> Turn over the unit carefully and whilst holding the upper panel open the unit up. The top cover will try to follow.
8> When open unplug the two wires that are holding the front of the cover (the touchpad and standby switch cables). Lift the cover from the front and lift slowly.
9> Unplug all of the cables that are at the back of the unit and you should have released the upper panel and LCD screen.
10> Unscrew the four bolts like screws using a 5mm socket driver or spanner. Unscrew and release the CD-drive and remove the large bolt screw from the right hand side of the unit.
11> At the top right of the unit there should be a RJ11 connector (modem plug in point) unscrew the screw that affixes this and remove the bolt screw from underneath.
12> At the centre of the bottom part of the board there should be another cable that plugs in also a 4 pin connector with only 2 of them that are in use carefully unplug these as they can be a bit volatile to force. If feeling unconfident use a tiny flat screwdriver to warp the connector slightly unit the plug can be removed without the risk of breaking.
13> Unplug the battery board
14> Now the board should be able to come clear of the unit with a small amount of force. From the front side (the part where the battery board plugs into.
15> Now underneath the board there will be a small connection with a battery inside. You can remove this with your finger or a small screw driver.
16> Replace with CR1220 CMOS battery.
17> Reassemble unit.