LG SJ9 Service Manual page 21

HOW TO DISASSEMBLE THE MAIN UNIT
1-3. Main Chassis Assembly
1) Disconnect the 3 cables from the Main PCB. (KEY, BT and WIRELESS)
2) Remove the 3 screws.
3) Remove the Main Chassis Assembly. (Main Chassis + PCBA)
1
KEY BT
Figure 1-3 (1)
2
Figure 1-3 (2)
1
WIRELESS
2
2
Main Chassis Assembly
3
2-4
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