LG -E405 Service Manual page 164

4. Disassemble Main PCB
Take the FPCB out of main
PCB
5. Disassemble Side volume key & Contact Dome
Pull Side key to the right side
LGE Internal Use Only
Widen the gap between Front
cover and main PCB and hook
off
Detach the contact dome out
of Front cover
12. DISASSEMBLE GUIDE
Hook off the left side for disassembling Main PCB
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Only for training and service purposes