Acer P1183 Series User Manual page 57

5 Adjust the angle and positioning as necessary.
Note: The appropriate type of screw and washer for each model is
listed in the table below. 4 mm diameter screws are enclosed in
the screw pack.
Diameter (mm)
4
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Screw Type B
Length (mm)
25
SCREW SPEC. M4 x 25 mm
Tightening Screw
Allen Key
Allen Key
Tightening Screw
Washer Type
Large
V
55.00 mm 85.00 mm
47
Small
V