4 Test and calibration
TRM, Centiva/5 Plus, M1047448/CM-922026, rev. 3.50.a of 11/05
4-2
4.1.1 Power-up test
The Centiva/5 Plus CC ventilator software includes self tests that determine if the
operating software is functioning properly and if the electronic and pneumatic
circuits are functional.
The self test includes:
•
Power-up test
•
System test
•
In-operation test
The power-up test is started automatically when the system is turned ON and takes
at least 5 secs. The remaining test time counts down in the screen. During this
power-up test, Centiva/5 Plus will check proper function of
•
Microprocessor A and B
•
Watchdog
•
RAM and ROM
•
Matching
software
versions in
EPROM A and
B
•
External power
supply, AC and
DC (if
applicable)
•
Internal battery
back-up
•
Fan
•
Heater
•
Expiration valve locking system
•
Audible alarm system
•
Back up battery capacity
If a malfunction is
identified during this
power up test, the
corresponding message
appears in the screen,
including the according
failure code. For details
of error messages refer
to section 5.3.1
“Messages during
power up test”.
4.1 Self tests
SW 3.nn.p HW o/r
System test
Centiva/5
No line supply
Check line power cord and fuse
+
Bi-Level VG
Newborn
Trend
# 02_1
Unlock
exp. valve
Enter
Bi-Level VG
Newborn
Trend
SW 3.nn.p HW 0/r
System test
Centiva/5 +
Test active, wait for 4 secs.
Summary of Contents for Centiva/5 Plus
Page 1: ...GE Healthcare Centiva 5 Plus Technical Reference Manual ...
Page 14: ...1 Introduction TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 1 8 Notes ...
Page 20: ...2 Theory of operation TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 2 6 ...
Page 27: ...2 Theory of operation TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 2 13 ...
Page 30: ...2 Theory of operation TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 2 16 Notes ...
Page 34: ...3 Post service check out TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 3 4 Notes ...
Page 70: ...4 Test and calibration TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 4 36 Notes ...
Page 154: ...7 Repair procedures TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a 7 48 Notes ...
Page 181: ...9 Schematics and Diagrams TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 9 5 ...
Page 212: ...11 Optional accessories TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 11 6 Notes ...
Page 213: ...TRM Centiva 5 Plus M1047448 CM 922026 rev 3 50 a of 11 05 Notes ...