LG KS20 Operating Instructions Manual page 172

9. PCB LAYOUT
KB100
No Volume Up Key
KB101
No Volume Down Key
SW102
No 5-Way Key / Navigation
Key
LD102
No Key LED On
KB104
No SEND Key
CN100
Tx Mute
No Record Function
CN101
No Touch Function
LGE Internal Use Only
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LD100
No Indicator LED On
KB105
No Power On
No Sleep/Resume Function
KB102
No Function Key
KB103
No END Key
SW100
Can't take a picture
No AF Function
LD103
No Key LED On
SW101
WLAN connector Low WLAN
Tx Power
Low WLAN Rx Sensitivity
ANT100
Low WLAN Tx Power
Low WLAN Rx Sensitivity
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