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Highpot, For Shock Hazards, Circuit Description.
For the models 1493,1793, 1993, 2093, 2793, and 3693 video monitors.
The MONITOR is connected to
the enclosure ground via the
signal cable, monitor support
hardware, and the protective
earth ground wire.
AC line
GROUND
All the large accessible metal
parts are connected to ground.
Isolation
Transformer
Machine in which the monitor is used.
Building wiring
Primary Line
HIGH
POT
TESTER
FUSE
The chassis ground must be
connected to earth ground.
It is the responsibility of the company which uses the Ceronix
monitor in there system to make sure that no shock hazards
exist. Below is a description of the highpot test to verify that
the monitor is properly connected to an isolation transformer.
Once the monitor is installed in the enclosure, the protective
earth ground connection must be connected. The connection
point is located on the inside of the main board metal frame
behind the serial number label.
106