Service manual

2048723-002D CARESCAPE V100 Vital Signs Monitor 5-5
Troubleshooting: Alarm code interpretation
976 System Power supply voltage has peaked
above 18 Volts (incorrect power
supply)
No External power brick issue
979 System Unknown power processor mode
received on power-up
No Mains PWA issue
980 System Heap memory exhausted No Mains PWA issue
984 System Unused vector called No Return unit for evaluation
985 System RTK 400hz timer re-entry No Return unit for evaluation
986 System RTK 50hz timer re-entry No Mains PWA issue
989 System RTK overrun No Mains PWA issue
994 System Stack overflow No Mains PWA issue
999 System Background task stalled No Mains PWA issue
E10 Printer Printer no paper Yes No paper in printer
Printer problem
E11 Printer Printer too hot Yes Printer problem
E13 Battery Main battery low Yes
 Battery too low to
operate the unit
 Charge battery
 External DC source failed
 Replace battery
BATTERY
LOW
Battery Main battery is running low Yes Plug monitor in to recharge
E00 Battery Memory lost Yes
 Usually noted after
changing batteries.
 User settings and date/
time revert to default
settings.
 All entries in clinical
history are erased.
 For units with Ohmeda
TruSignal technology,
verify the Line Frequency
(LF) mode setting. Refer to
“SpO2 configuration
settings” on page 3-9.
--- SpO
2
SpO
2
Sensor off finger Yes Reposition SpO
2
sensor
E20 SpO
2
SpO
2
sensor disconnected Yes Sensor disconnected
E21 SpO
2
SpO
2
replace sensor Yes Replace SpO
2
sensor
E25 SpO
2
SpO
2
lost pulse Yes Reposition SpO
2
sensor
Error code or
problem
Source Definition
Can be
acknowledged
(silenced)?*
Probable source