JWM HI-TECH DEVELOPMENT CO LTD. www.wmkj.com.cn
JWM GUARD PATROL SYSTEM USER GUIDE
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b. it is strictly forbidden hitting or breaking the Reader and EM signal cards intendedly.
c. it is strictly forbidden opening the Reader, or taking apart it into pieces except changing the
battery.
d. it is strictly forbidden placing the Reader in wet environment, in order to keep it from water or
other liquids.
e. it is strictly forbidden drying or warming EM signal cards by the fire.
f. Keep them away from corrosives, detergent or chemical substances. Use alcohol to clean them.
g. Make sure that the guard cards are not read in the middle of patrol routes, which can cause the
data will be showed by the software that a no-name guard have the former part patrolling.
3. Battery charging instruction:
When you first time to use the device please fully charged before using which can sustain the life
span of the battery.
a. when power is low, the red light will flash once every 3 seconds
b. when charging, insert the charger into reader, the charger light will turn into red. When the
device find the inserted charger, the red light on. During charging if you remove the charger, the
light on the device will turn off.
c. Fully charged: when the device fully charged, the light of the charger will turn into green at the
same time indicator will turn into green. If you remove the charger, when fully charged the light
will turn off and turn into normal.
