BT-750 Operator Manual 55
P/N : OPM(BT-750)EN Bistos Co.,Ltd. Rev.02(2013.04.12)
Chapter 13
Troubleshooting
This chapter explains the solutions to simple problems. One might feel difficulty to use while
operating the monitor. At this moment, before regarding it as breakdown, check the following
points.
Problem
Sign
Solution
Cannot turn
the Power on
Check whether AC power
line is plugged in.
Faulty power switch
☞
Connect to AC power properly.
☞
Contact our customer service
center or repair center.
Cannot produce
the proper
waveform
Unstable connection.
☞
Check the connections of the
power, connectors, and the
accessories.
▣
Problem of ECG/Respiration measurement
Problem
Solution
The message“ LEAD
FAULT” is displayed.
1. Check the ECG cable and ensure that the gel in the electrode is
not dry.
2. Try using another ECG cable.
The ECG waveform
is not displayed.
1.
Check if the cable connection is stable.
2.
Check if the ECG cable is damaged.
Severe noise on the
waveform.
1.
Check if the electrode attached to the patient is stable.
2.
Check if the disposal electrode is one provided by the
company. (Noise may occur according to the kind of
electrode.)
▣
Problems in SpO2 Measurement
Problem
Cause
Solution
Error display
by ray interference
Errors generated by excessive ray
outside.
Cover the probes with opaque
substances.
Error by
electromagnetic
wave.
Power cable or connectors are placed
closely with probes.
Keep probes away from
power cable and connector.
Error display
Use of improper probes or clinical
problem Misplaced probes or patient
moving.
Probes do not attach to the patient.
Use of proper probes. Place
probes in right location Fix
probe and cable with tape and
use new probes as required.
Output failure of
SpO2 value
Change of arterial blood capacity by
shock.
Apply to other body part
SpO2 waveform
displays in small
or flat shape.
Fingers in cold temperature or
improper probe use , setup
error for waveform size
Apply to other body part or
check if it is used in proper
way and waveform size is set
up correctly.
