EDAN F9 Express - NIBP and SpO2 No Results; Blown Fuses

F9, F9 Express Fetal & Maternal Monitor User Manual Product Specifications
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B1.3 Performance Specifications
Ultrasound
*FHR
Measurement
Range
50 bpm ～ 240 bpm
*Resolution
1 bpm
*Accuracy
±2 bpm
Technique
Ultrasound Pulse Doppler with autocorrelation
Pulse Repetition Rate
2 kHz
Pulse Duration
92 µs
Ultrasound Frequency
(1+10%) MHz
p
_
< 1 MPa
I
ob
<10 mW/cm
2
I
spta
<100 mW/cm
2
Dielectric Strength
4000 Vrms
TOCO
*TOCO Range
0~ 100
*Non-linear Error
±10%
*Resolution
1
Baseline Drift due to
Temperature Changes
1 unit/min/℃ (free air)
5 units/min/℃ (underwater)
Zero Mode
Automatic/ Manual
Dielectric Strength
4000 Vrms
RF Index
Transmission Power
Wireless transducer:< 1mW e.r.p
Base station:< 10mW e.r.p
Frequency Range
433.050MHz~434.790MHz