82
Er r or m essag e
D isp la y
r e fe r e n ce
Possib le ca use
Corr e ct ion a ct ion
# 10
Heartbeat signal t oo
low
REF: 211
REF: 212
The sensor head was not
anchored correct ly at t he
left I C4 posit ion.
The sensor head was
incorrect ly placed in
coupling ring.
Heart act ion weak .
Re- ident ify left I C4 space and use a new
patch for posit ioning correct ly at left I C4.
Secure sensor appropriately in coupling
ring using pat ch assem bly tool.
Abort if recording is not possible.
# 11
The recording
st opped after pre-
recording.
REF: 203
REF: 205
REF: 207
REF: 209
REF: 211
Am bient noise or elect rical
noise was too high.
The heartbeat signal was
t oo low.
The heartbeat signal was
irregular.
See all indiv idual causes abov e, # 6- 10.
Reduce am bient - and elect rical noise.
Guide the pat ient to relax t o lower t he
heart rate, below 80- 90 bpm .
# 12
I nconsistent dat a
analy sis
REF: 214
REF: 215
Dat a collect ed outside
norm al algorit hm pat tern.
Com binat ion of heart
related sounds not
com pat ible with current
algorit hm .
Guide the pat ient to relax t o lower t he
heart rate, below 80- 90 bpm .
