Respironics DreamStation, Service & Technical Reference Manual

Page: 55 / 135

P
AGE
5-10 1117539, V
ER
. 07
E-21 ERR_MOTOR_VBUS_HIG
H STOP PCA Replace PCA and retest
E-22 ERR_MOTOR_FLUX_MA
GNITUDE REBOOT
1. Motor
connection
2. Blower Box
3. PCA
1. Reseat motor connector,
clear error log and test.
2. If error still occurs,
replace blower and retest.
3. If 2nd retest fails, replace
PCA.
E-23 ERR_MOTOR_OVERSPE
ED REBOOT PCA
1. If error was NOT Last
Stop Error, clear error log
and test.
2. If error was Last Stop
Error, replace PCA and test.
E-24 ERR_MOTOR_SPEED_R
EVERSE REBOOT PCA
1. If error was NOT Last
Stop Error, clear error log
and test.
2. If error was Last Stop
Error, replace PCA and test.
E-27 ERR_MOTOR_RL_NOCO
NVERGE STOP
1. Motor
connection
2. Blower Box
3. PCA
1. Reseat motor connector,
clear error log and test.
2. If error still occurs,
replace blower and retest.
3. If 2nd retest fails, replace
PCA.
E-28 ERR_NEGATIVE_QUADR
ATURE_VOLTAGE_VECT
OR REBOOT
1. Motor
connection
2. Blower Box
3. PCA
1. Reseat motor connector,
clear error log and test.
2. If error still occurs,
replace blower and retest.
3. If 2nd retest fails, replace
PCA.
E-29 ERR_VBUS_GAIN_ZERO REBOOT PCA 1. If E9 was not recorded,
clear error log and test.
2. If E9 was recorded,
replace PCA and test.
C
ODE
E
RROR
N
AME
E
RROR
L
EVEL
F
AILED
C
OMPONENT
A
CTIONS