Philips DL8791 User manual - Page 6

Prob­lem Possible cause Solution Blood flow in Disregard inaccurate the skin can measures during be temporarily warm-up exercises reduced and provide some during warm- time for the blood up exercises flow to the skin as more blood to adjust to the is directed to exercising conditions. the muscles. Blood flow in Try wearing long- the skin can sleeved clothing be temporarily to cover the watch reduced when and starting the going outside measurement inside. when it is Disregard inaccurate very cold as measurements during more blood is the first couple of directed to the minutes and provide body's core. some time for the blood flow to the skin to adjust to the exercising conditions. Transmittance Try re-positioning the of light through watch at bit higher the skin can up on the wrist or be influenced on the other wrist by stark (if you place the contrast in watch on the other pigmentation arm, do not forget of the skin to change the watch (e.g. due to a placement setting in pattern in a the app). tattoo). This could result in inaccurate optical heart rate measurement. The strap You are using of the the wrong watch is strap size. too small or too large for my wrist. Change the strap of the watch with th extra strap supplied (See 'Changing the strap'). Assistance For assistance, visit our website: www.philips.com/support or call toll free 1-844-531-6861 You can also visit the help section in the app. Online information is available 24 hours a day, 7 days a week. Full Two-Year Warranty Philips North America LLC warrants each new Philips product, model DL8791, against defects in materials or workmanship for a period of two years from the date of purchase and agrees to repair or replace any defective product without charge. IMPORTANT: This warranty does not cover damage resulting from accident, misuse or abuse, lack of reasonable care, the affixing of any attachment not provided with the product or loss of parts or subjecting the product to any but the specified voltage.* NO RESPONSIBILITY IS ASSUMED FOR ANY SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES. In order to obtain warranty service, simply go to www.philips.com/support or call toll-free 1-844-531-6861. It is suggested that for your protection you return shipments of product by insured mail, insurance prepaid. Damage occurring during shipment is not covered by this warranty. NOTE: No other warranty, written or oral, is authorized by Philips North America LLC. This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above exclusion and limitations may not apply to you. * Read enclosed instructions carefully. Manufactured for: Philips Consumer Lifestyle, a division of Philips North America LLC, P.O. Box 10313, Stamford, CT 06904. PHILIPS and Philips Shield are registered trademarks of Koninklijke Philips N.V. © 2017 Philips North America LLC. All Rights Reserved. Compliance information Electromagnetic emissions and immunity The device is approved according to EMC safety standard IEC 60601-1-2. It is designed to be used in typical domestic environments. Table 1 Guidance and manufacturer's declaration - electromagnetic emissions - for all ME equipment and ME systems Guidance and manufacturer's declaration - electromagnetic emissions The device is intended for use in the electromagnetic environment specified below. The customer or the user of the device should assure that it is used in such an environment. Emissions test RF emissions CISPR 11 Com­ Electromagnetic pli­ance environment - guidance Group 1 The device must emit electromagnetic energy in order to perform its intended function. Nearby electronic equipment may be affected. Emissions test Com­ Electromagnetic pli­ance environment - guidance RF emissions CISPR 11 Harmonic emissions IEC 61000-3-2 Voltage fluc­tu­ a­tions/flick­er emissions IEC 61000-3-3 Class B Not applica­ ble Not applica­ ble The device is suitable for use in all establishments, including domestic establishments and those directly connected to the public low voltage power supply network that supplies buildings used for domestic purposes. Declaration - electromagnetic immunity Guidance and manufacturer's declaration - electromagnetic immunity. The device is intended for use in the electromagnetic environment specified below. The customer or the user of the device should assure that it is used in such an environment. IMMU­ NI­TY test IEC 60601 test level Com­ pli­ ance level Electromagnetic environment - guidance Elec­ tro­sta­ t­ic dis­ charge (ESD) IEC 61000-­ 4-2 ± 6 kV contact ± 8 kV air ± 6 kV con­ tact ± 8 kV air Floors should be wood, concrete or ceramic tile. If floors are covered with synthetic material, the relative humidity should be at least 30 %. Elec­tri­ cal fast tran­ sient/ b­urst IEC 61000-­ 4-4 ± 2 kV for power supply lines ± 1 kV for input/­ out­put Lines ± 2 kV for pow­er sup­ply lines ± 1 kV for inpu­t/­ out­put Lines Electrical power quality should be that of a typical commercial or hospital environment. Surge IEC 61000-­ 4-5 ± 1 kV line(s) to line(s) ± 2 kV line(s) to earth ± 1 kV line(s) to line(s) Electrical power quality should be that of a typical commercial or hospital environment. Voltage dips, short inter­ rup­tions and voltage vari­a­ tions on power supply input lines IEC 61000-­ 4-11 95 % dip in UT) for 0,5 cycle 40 % UT (60 % dip in UT) for 5 cycles 70 % UT (30 % dip in UT) for 25 cycles 95 % dip in UT) for 5 s 95 % quality should be dip in that of a typical UT) commercial for 0,5 or hospital cycle environment. If the 40 % user of the device UT requires continued (60 % operation during dip in power interruptions, UT) for it is recommended 5 cycl­es that the device 70 % be powered from UT an uninterruptible (30 % power supply or a dip in battery. UT) Power fre­ quen­cy (50/60 Hz) mag­ net­ic field IEC 61000-­ 4-8 3 A/m 3A/m Power frequency magnetic fields should be at levels characteristic of a typical location in a typical commercial or hospital environment. Note: UT is the a.c. electrical voltage prior to application of the test level. Declaration - electromagnetic immunity Guidance and manufacturer's declaration - electromagnetic immunity. The device is intended for use in the electromagnetic environment specified below. The customer or the user of the device should assure that it is used in such an environment. Immunity test IEC 60601 test Compliance level level Conducted RF IEC 61000-4-6 3 Vrms 150 kHz 3 Vrms to 80 Mhz Radiated RF IEC 610004-3 3 V/m 80 MHz to 2,5 Ghz 3 V/m Note 1: At 80 MHz and 800 MHz, the higher frequency range applies. Note 2: These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects and people.