Highpot, For Shock Hazards, Circuit Description.
For the models 1493,1793, 1993, 2093, 2793, and 3693 video monitors.
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.
Machine in which the monitor is used.
| Building wiring |
| |
Line | AC line | FUSE | |
| Isolation | ||
Primary | GROUND | ||
Transformer | |||
|
| ||
|
| HIGH | |
|
| POT | |
|
| TESTER |
The MONITOR is connected to the enclosure ground via the signal cable, monitor support hardware, and the protective earth ground wire.
The chassis ground must be connected to earth ground.
All the large accessible metal parts are connected to ground.
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