106 5000 Series Oscilloscopes Service Guide
5 Replacing Assemblies
To re move the fan
1 Perform the previous procedures:
• “To remove the cabinet” on page 80
• “To remove the main shield” on page 89 (although not
required for fan removal, it may be helpful)
• “To remove the AC input board” on page 103
• “To remove the power supply” on page 105
2 Disconnect the fan cable from the AC board.
Figure 37 Locating and disconnecting fan cable
WARNING
Thin sheet metal parts may have sharp edges. Handle with care to avoid injury.
Fan cable
AC input board
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