Problems And Solutions - GE HEALTHCARE CARESCAPE Monitor B650 Technical Manual

CARESCAPE Monitor B650

11.8 Problems and solutions

Start-up failures
11.8.1
Problem
Failure to turn on the patient
monitor, when the following
conditions apply:
- The patient monitor is
connected to AC mains.
- The Mains voltage
indicator is not lit. (see
section "")
- None of the power
management LEDs are
lit.(see section "11.4")
Unable to turn on the patient
monitor when it is powered
from the AC mains. Monitor
battery is not installed.
158
2081903-001
Possible causes
Power cord is loose.
Blown fuses.
Power cord is faulty.
The power outlet does not
meet specified
requirements.
The cable between the AC/
DC power supply unit and
the DC/DC board is loose
or faulty.
The cable between AC/DC
power supply unit and AC
inlet is loose or faulty.
The AC/DC power supply is
faulty.
The DC/DC board is faulty. Replace the DC/DC board.
Recommended actions
Ensure that the power cord is connected properly
to the wall outlet and to the patient monitor.
Check the status of the fuses and replace them, if
necessary.
- Use only fuses with correct rating.
- If the fuses are blown repeatedly, investigate
the patient monitor carefully for possible short
circuits.
Check the power cord for wear and damage and
replace if necessary.
Check the power outlet being used:
- Refer to the patient monitor's supplemental
information manual for power requirements.
- Check the power outlet being used, see section
"8.2.2".
Check that the cable is intact and properly
connected to the AC/DC power supply unit and the
DC/DC board.
NOTE: You can easily check if the cable is properly
connected to the DC/DC board by detaching the
top cover.
Check that the cable is intact and properly
connected to the AC/DC power supply unit and to
the AC inlet. Ensure the grounding connection is
good:
- Reconnect the cable, if loose.
- Replace the rear unit, if the cable is faulty.
Replace the AC/DC power supply unit.