Yuwell YH-480A, Руководство пользователя

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23 24
This limited warranty does not cover:
Any damage caused as a result of improper use, abuse, modification or alteration of the product.
Repairs carried out by any service organization that has not been expressly authorized by Yuwell to
perform such repairs
Any damage caused as accident, Act of God or human factor.
Product which is not involved in Quality warranty sheet.
User sign
Date
Contact Department User
Add.
Diagnose Tel.
BreathCare PAP Warranty card
Model SN
Invoice number purchasing date
Dealer
Feedback Couplet
1 720
1 700 –
1 990
GSM 1800;
CDMA 1900;
GSM 1900;
DECT;
LTE Band 1, 3,
4, 25; UMTS
Pulse
modulation b)
217 Hz
2 0,3 28
1 845
1 970
2 450
2 400 –
2 570
Bluetooth,
WLAN,
802.11 b/g/n,
RFID 2450,
LTE Band 7
Pulse
modulation b)
217 Hz
2 0,3 28
5 240
5 100 –
5 800
WLAN 802.11
a/n
Pulse
modulation b)
217 Hz
0,2 0,3 9 5 500
5 785
NOTE If necessary to achieve the IMMUNITY TEST LEVEL,the distance between the transmitting
antenna and the ME EQUIPMENT or ME SYSTEM may be reduced to 1 m. The 1 m test
distance is permitted by IEC 61000-4-3.
a)
For some services, only the uplink frequencies are included.
b)
The carrier shall be modulated using a 50% duty cycle square wave signal.
c) As an alternative to FM modulation, 50% pulse modulation at 18 Hz may be used because while it
does not represent actual modulation, it would be worst case.
f 20.3 Precautions According to IEC 60601
According to IEC 60601-1-2:2014, the device complies with all applicable electromagnetic
compatibility requirements (EMC) .It may have harmful interference with other devices if you do not
following the instructions. However, there is not certain it has not interference with other devices
if you following the instructions. If it does have interference with other device, you can amend
interference by the following methods.
• Enlarge the distance between this device and other device.
• Connect the two devices with different power socket.
• Ask Yuwell engineer for help.
Essential performance and basic safety testing should be done every two years. If your device
needs to be done, please contact your provider or Yuwell. This device only can be tested by the
provider who has be authorized.
21. Warranty card