Acer AL1913 Service Manual page 13

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2.1.2
No. Name
8 D-Sub
9 DVI
10 Audio IN
11 DC-In
12 Lock hole
Descriptions
D-sub mini 15pin Connector
DVI-D 24pin Connector
Phone Jack 3.5ψ
DC Power Jack, d=3.0mm
Kensington
13