If an SSD (Solid State Drive) is used, avoid defragmentation. Thus,
the wear of the SSD reduces.
14.2 Fan
The fan is located on the top in the PC box.
① Knurled screw of the fan tray
② CMOS battery
③ Fan plug connection
Fig. 14-2: Fan tray
Risk of injury by rotating fan impeller!
Do not touch the fan impeller with your hands and ensure that it does not come
into contact with other objects.
14.2.1 Exchanging the fan
1. Disconnect the control cabinet PC from voltage.
2. Loosen the knurled screw.
3. Carefully remove the fan (including the fan cover).
4. Remove the supply cable of the fan from the board of the control cabinet
PC.
5. Connect the supply cable of the new fan to the board of the control
cabinet PC.
6. Install the new fan.
IndraControl VPB 40.4
Bosch Rexroth AG
Maintenance
DOK-MLC***-INDRACTRLV4-IT02-EN-P
77/87
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