Servo-i Ventilator System Troubleshooting
Revision 02 Service Manual 6 - 13
6
Error
code
Error message / Possible cause Recommended action
25 TECH_MON_DEVICE_COMM_ERR Depending on ID #.
If repeated, replace parts as follows:
0: Report to MCC HSC for further information.
1: PC 1772 Monitoring.
2: PC 1775 Plug-and-play back-plane.
3: PC 1778 DC/DC & Standard Connectors.
4: PC 1781 Inspiratory pressure transducer.
5: PC 1781 Expiratory pressure transducer.
6: O2 cell or O2 cell cable or PC 1772
Monitoring.
32: PC 1784 Expiratory channel or PC 1772
Monitoring.
33: Gas module Air or PC 1772 Monitoring.
34: Gas module O2 or PC 1772 Monitoring.
35: PC 1772 Monitoring.
256: PC 1771 Control.
512: PC 1777 Panel.
784: N/A
27 TECH_ERR_BUZZER_FAILURE 1. Replace PC 1772 Monitoring.
Note: If the Patient Unit front cover is removed,
this error may be activated.
28 PANEL_AUDIO_FAIL 1. Replace the loudspeaker.
2. Replace PC 1777 Panel.
Note: If the User Interface rear cover is removed,
this error may be activated.
29 LITHIUM_BATTERY_LOW 1. Replace battery on PC 1772 Monitoring.
32 ALARM_ID_MISMATCH N/A
33 BRE_NODE_CONNECT_TIMEOUT 1. Replace PC 1771 Control.
34 PANEL_NODE_CONNECT_TIMEOUT 1. Check the control cable.
2. Replace PC 1777 Panel.
3. Replace PC 1778 DC/DC & Standard
Connectors.
Note: This error indicates communication failure
between PC 1777 and PC 1772 and the error
code will thus not be shown on the display (but
will be logged).
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