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Table of content
Section 1:Instruction.................................................................................................................. 1
1.1INTENDED USE ................................................................................................................................1
1.2 PRODUCT DESCRIPTION ..................................................................................................................1
1.3 OPERATION PRINCIPLE .................................................................................................................... 1
1.4 CONTRAINDICATIONS FOR USE ....................................................................................................... 2
1.5 ADVERSE EFFECTS .......................................................................................................................... 2
Section 2: Safety Precautions .................................................................................................... 2
Section 3: Symbols.................................................................................................................... 4
Section 4: Doppler Introduction ................................................................................................ 4
4.1. MAIN UNIT....................................................................................................................................4
4.2. FEATURES ......................................................................................................................................5
4.3. ACCESSORIES .................................................................................................................................6
4.4. APP “MYWINE” ............................................................................................................................6
Section 5: Operation Instruction................................................................................................ 7
5.1. OPEN THE PACKAGE AND CHECK ....................................................................................................7
5.2. INSTALL /REPLACING BATTERY ................................................................................................... 9
5.3. DOWNLOAD APP “MYWINE ”AND INSTALL ................................................................................10
5.4. SWITCH ON...................................................................................................................................11
5.5. OPEN APP.................................................................................................................................... 11
5.6. EXAMING .....................................................................................................................................12
5.7. FHR RECORDING,PLAYING AND SHARING..................................................................................13
5.8. COMPLETING EXAMING ............................................................................................................... 15
Section 6: Maintenance .......................................................................................................... 15
6.1. MAINTENANCE.............................................................................................................................15
6.2. CLEANING....................................................................................................................................15
Section 7: Warranty and Service ............................................................................................ 16
7.1. WARRANTY..................................................................................................................................16
7.2. SERVICE .......................................................................................................................................16
Section 8: Product Specifications.......................................................................................... 17
Section 9: Troubleshooting...................................................................................................... 18