Bosch Security Systems | 2004-06
EN | 4
8637 & 8638 | Installation Instructions
Focus adjustment
Adjust the focus ring (fig. B-1) of the camera lens to obtain an optimal
image sharpness.
Protective cover
For outdoor use a protective cover (fig. A-10) (optional) has to be
used to protect the camera from rain and snow.
System connection
Connect the system cable to the output of the camera (fig. A-12).
The lens
Focus range
The built-in lens provides an optimal image sharpness for objects
between 1 metre and infinity (depth of field).
Cable
A 4-wire system cable (see specifications) is supplied standardly.
For an optimum picture and sound quality a dual 'twisted-pair' cable
should be used.
CAUTION:
Do not touch the glass of the lens. This could damage the
delicate coating on its surface. If the lens has to be
cleaned, use a special lens cleaning tissue, available at any
good camera store.
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