Q7: What to do if JF-400 stopped at higher area while no electric power supplied,
JF-400 alarm and red lamp is flashing?
Ans: (1) User can pull JF-400 back with safety rope. Slightly pull the safety rope at
an angle close to the glass to prevent dropping.
(2) Switch the power-switch to “off”
(3) Check out whether electric poor-contact, cable broken or not.
Q8: What to do if JF-400 abnormally stopped and red lamp is flashing, withoutalarm?
Ans:(1) User can move JF-400 to safe area by remote control, or pull JF-400 backwith
safety rope. Slightly pull the safety rope at an angle close to the glass toprevent
dropping.
(2) Switch the power-switch to “off”
(3) Check whether there is air-leakage caused by gap, uneven window frame.
Q9: When turn on power switch, the FAN do not rotating, and no alarm.
Safety information about power adapter/battery
Use only the power adapter supplied with this device. Use of other type of poweradapter
will result in malfunction and/or danger.
Please use the proper electric outlet and make sure no heavy objects are placedon the
power adapter or power cord.
Allow adequate ventilation around the adapter when using it to operate thedevice. Do not
cover the power adapter with objects that will reduce cooling.
Do not use the adapter in a high moisture environment. Never handle the adapterwith wet
hands.
Connect the adapter to a proper power source. The voltage requirements arefound on the
dapter.
Содержание JF-400
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