Respironics Trilogy 02, Technical Information

Page: 120 / 424

P
AGE
6-39
T
RILOGY
S
ERVICE
& T
ECHNICAL
I
NFORMATION
1002735, V
ER
. 05
6.7.3 V
ENTILATOR
S
ERVICE
R
ECOMMENDED
A
LARM
E
RROR
C
ODES
E-333
•
U24 circuitry failure
•
U26 circuitry failure
•
Replace System/CPU PCA
E-338 •
Unit not calibrated
•
Calibration Table corrupted
•
Recalibrate
•
Replace System/CPU PCA
E-340
•
CPLD stopped sending alive signal to the Host
CPU
•
Replace System/CPU PCA
E-344
•
Failure of Oxygen Blending Module
•
Recalibrate the device
•
Replace the Blending Module PCA
E-349 •
Communication between Host and OBM was lost
•
Replace OBM PCA
•
Replace Interface PCA
E-356
•
Before a drift is computed for this sensor, its
auto-null valve is opened to atmosphere. A test
is performed to ensure that the valve has fully
opened in accordance with the time provided by
the technical specification
•
Replace Sensor PCA
•
Replace System/CPU PCA
E-358
•
Proximal Flow Sensor out of electrical spec.
•
Check tubing
•
Check manifold
•
Replace Sensor PCA
ERROR
CODE
PROBABLE CAUSE CORRECTIVE ACTION
E-15 •
Hardware current limiting is not working correctly
•
Replace the System/CPU PCA
•
Replace Motor
E-16
•
Problem with power management board or
batteries (if no AC present)
•
Replace respective battery
•
Replace the Power
Management Board
E-18 •
Problem with DC/DC circuitry
•
Replace the System/CPU PCA
E-19
•
Problem with DC/DC circuitry
•
Replace the System/CPU PCA
E-22 •
Motor Temperature sensor failed
•
Problem with U37 circuitry
•
Replace Motor
•
Replace System/CPU PCA
E-23
•
Internal watchdog on DSP failed
•
Replace System/CPU PCA