TECHNOLOGY NEWS

Lock access. This is a function of limiting unauthorized access relatively protection against tampering or accidental changes in the device settings. It consists in blocking the possibility of controlling VCR without knowing unlock key sequence. Power. To the power required is usually 220V/50Hz. Power consumption is around 25W. Connect the power supply requires special attention. If the colors of wires in the cable¹ network does not correspond to the colored labeling of plug connections, usually it can be assumed that the yellow-green wire must be connected to a place in the plug marked with the letter 'E' marked with the symbol of earths, and color-coded green or green-yellow. Blue wire must be connected to a point marked by the letter "N" or color-coded black, while the brown wire must be connected to the terminal marked with the letter "L" or marked in red. Replacing heads in Time Lapse VCR. Due to the difficult working conditions, these videos require specific technical controls. Only then will the quality of the recording will be useful for identification purposes. For example, the manufacturer of the popular VCR CTR-3024E is recommended that a partial review of the technical review every 4000 hours, a full every 10 000 hours. During the review should be done in part exchange, among others. head, while the full review, among others. engines. Problems condensation of water vapor. Condensation on the drum head, which is one of the most delicate elements of the VCR, can cause damage to the tape. To prevent this, after having made a VCR to a warm room, wait at least 2 hours to condensing water vapor evaporate on a drum head. Check the status of the tape. Due to the increased consumption of the tape while recording, attention must be paid periodically check the state of the tape. At the time recording up to 72 h should be monitored every 50 write cycles, and at the time of recording up to 240 h at 25 cycles of the record.