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Guangdong Shoumenshen Technology Group Co., Ltd.

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National Service Hotline 400-8353-880

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Only counts no alarm after power on

Source of the article: Guangdong Shoumenshen Technology Group Co., Ltd. Popularity:319 Publication time:2018-08-29 11:12:12 small middle big

The screen displays: the number of people passing through 0 ↑ increases;

The number of alarms 0 does not change;

2.1. Check if the aviation plug connection cable is tightly inserted;

2.2. Measure the voltage of the power board (Figure 5) and the motherboard 3pin line. Normally it is -8V, +8V, +12V (±0.5V). If one of the pins is not normal, the power board is broken.

2.3. Replace the jumper cap on the oscillating plate (Fig. 6). The smaller the number of the crystal oscillator, the higher the sensitivity of the security door. The higher the number, the lower the sensitivity. If the replacement is still not possible, the oscillating plate is broken.

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