SKU 67139 For technical questions, please call 1-800-444-3353. Page 35
maintenance/servicing
Procedures not specically
explained in this manual
must be performed only by a
qualied technician.
tO prevent
seriOus injurY
FrOm accidental
OperatiOn:
unplug the unit from its
electrical outlet before
performing any inspection,
maintenance, or cleaning
procedures.
tO prevent seriOus
injurY FrOm unit Failure:
do not use damaged
equipment. if abnormal noise
occurs, have the problem
corrected before further use.

cleaning and maintenance

BEFORE EACH USE, inspect the
general condition of the unit, includ-
ing connections, wiring and cameras.
Check for loose or damaged hard-
ware, damaged electrical wiring, and
any other condition that may affect its
safe operation.
warning! if the supply cord of
this dvr is damaged, it must be
replaced only by a qualied ser-
vice technician.

ntsc/pal Output select

This unit is set to NTSC video format. It
can be changed to PAL by changing the
jumper JS1 setting. This change must be
made by a qualied technician. To make
this adjustment:
Open the cover.1.
Slide the switch to NTSC or PAL as 2.
needed for your system.
Replace and secure the cover. 3.