Siemens Servo i, Service Manual, Page: 53 / 70

E382 E407E 061 01 01 02 Siemens-Elema AB
Servo … Troubleshooting
6 - 9
6
28 PANEL_AUDIO_FAIL 1. Replace loudspeaker.
2. Replace PC1777 Panel.
Note: If the User Interface rear cover is removed,
this error may be activated.
29 LITHIUM_BATTERY_LOW 1. Replace battery on PC1772 Monitoring.
30 BARO_PRESS_TOO_LOW 1. Check/calibrate barometer.
2. Replace PC 1772 Monitoring.
Note: This alarm will be activated if the ambient
pressure is below 650 hPa, e.g. on a high
altitude.
31 BARO_PRESS_TOO_HIGH 1. Check/calibrate barometer.
2. Replace PC1772 Monitoring.
32 ALARM_ID_MISMATCH N/A
33 BRE_NODE_CONNECT_TIMEOUT 1. Replace PC1771 Control.
34 PANEL_NODE_CONNECT_TIMEOUT 1. Check control cable.
2. Replace PC1777 Panel.
35 EXP_FLOW_MTR_NODE_CONNECT_
TIMEOUT 1. Replace PC1784 Expiratory channel.
37 EXP_FLOW_MTR_RANGE_ERR N/A
38 BARO_UPPER_LIMIT_EXCEEDED 1. Technical error code corresponding to error
code 30.
39 BARO_LOWER_LIMIT_EXCEEDED 1. Technical error code corresponding to error
code 31.
40 INVALID_METRIC N/A
41 REAL_TIME_CLOCK_ERR 1. Replace PC1772 Monitoring.
42 PERSISTENT_CHECKSUM_ERR 1. Restart the Servo … .
2. Replace 1772 Monitoring
(if not LITHIUM_BATTERY_LOW).
43 POWER_COMM_ERR 1. Check battery modules (if connected).
2. Replace PC1778 Standard connectors &
DC/DC
44 ALARM_LIM_XOR_ERR 1. Restart the Servo … .
2. Replace 1772 Monitoring
(if not LITHIUM_BATTERY_LOW).