Acer Aspire 4520 Series - Jumper and Connector Locations

Chapter 5 87
Top View
1 LED3 HDD LED 12 CN13 Card Bus Socket
2 LED4 Num Lock LED 13 U12 Winbond Keyboard Controller
3 LED5 Caps Lock LED 14 LED6 Power LED
4 CN3 15 LED7 Battery LED
5 CN4 LCD Connector 16 SW4 Left Click Button Switch
6 U7 17 SW5 Left Scroll Button Switch
7 CN5 Speaker Connector 18 SW3 Up Scroll Button Switch
8 CN10 19 SW6 Right Scroll Button Switch
9 CN7 Keyboard Connector 20 SW8 Down Scroll Button Switch
10 CN8 Touchpad Connector 21 SW7 Right Click Button Switch
11 CN9 Bluetooth Connector 22 CN17 Audio Board Connector
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Jumper and Connector Locations
Chapter 5