| CARDIOHELP System | 4 Servicing | 73 |
Service Manual | 3.3 | EN | 05
Copyright Maquet Cardiopulmonary GmbH
7 Switch on the fan switch and check the function of the power supply fans.
8 Assemble the battery housing (⇨ "Assemble Battery Housing", page 117).
▶ Make sure to replace the gasket sealing (⇨ "Replacing Gasket Sealing", page 117).
9 Close the device (⇨ "Closing the Device", page 110).
10 Carry out a complete inspection (⇨ "Inspection", page 33).
u Mains power supply fan replaced.
u Inspection after repair has been carried out.
4.6 Replacing Speaker
Service interval
24 months
Requirements
Service training part 2
CAUTION!
ESD-sensitive components
To prevent damage to ESD-sensitive components, an ESD-protected environment must be set up.
WARNING!
Faulty installation could not create an alarm and it may be possible that water enters.
WARNING!
To finish the task, the following steps must be carried out in order to ensure error-free use.
n Check the function of the speaker.
n Carrying out the inspection (⇨ "Inspection", page 33).
Speaker
1 Open the device (⇨ "Opening the Device", page 108).
2 Remove the battery housing (⇨ "Removing Battery Housing", page 116).
3 Disconnect speaker plug [1] from HMI PCB.
HMI PCB
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