Service manual

Disassembly
Removing the Modem and Bluetooth Modules 2 - 15
2.Disassembly
Removing the Modem and Bluetooth Modules
For M550J computers:
1. Turn off the computer, remove the battery (page 2 - 5), the optical device (page 2 - 10), the hard disk drive (page
2 - 6), bay cover (page 2 - 8) the CPU heat sink (page 2 - 11) and the keyboard (page 2 - 13).
2. Remove screws - (Figure 11a), disconnect cable and carefully separate the modem from the connector.
3. Lift the modem (Figure 11b) up and off the computer.
4. Remove screw (Figure 11c), carefully separate the Bluetooth module from the connector and disconnect
cable .
5. Lift the Bluetooth module (Figure 11e) up and off the computer.
Figure 11
Modem and
Bluetooth Removal
for M550J
a. Remove the screws and
disconnect the cable
from the modem.
b. Lift the modem out.
c. Remove the screw and
disconnect the cables.
d. Disconnect the antena
cable from the Bluetooth
module.
e. Lift the Bluetooth module
out.
1
2
3
4
5 6
7
8

4. Modem Module
8. Bluetooth Module
• 3 Screws (M550J)
c.
d.
3
6
2
7
1
5
8
a.
b.
4
e.