Acer Aspire 4520 Service Manual page 94

Bottom View
1 CN18 VGA Jack
2
3 CN19 Battery Connector
4 CN20 S-Video Connector
5 CN23 Wireless LAN Card Connector
6 CN22 IEEE 1394 Connector
7 U20 North Bridge
8 U21 CPU Socket
9 J3 DIMM Socket
10 J4 DIMM Socket
11 CN25 Ethernet Controller
88
3 3
2 2
5 5
7 7
16 16 16
9 9
8 8
17 17 17
18 18 18
21 21 21
20 20 20
12 CN26
13 CN27 USB Connecto
14 CN24
15 CN28 USB Connecto
16 CN29 Optical Disk Drive Connector
17 CN30 SATA HDD Connector
18 U26 Audio Codec
19 CN32 5-in-1 Card Reader
20 U29 Infrared Sensor
21 CN33
1 1
4 4
6 6
10 10 10
12 12 12
13 13 13
14 14 14
15 15 15
19 19 19
Chapter 5