
5.1 Replacing the mains fuse on the microscope
ALWAYS DISCONNECT YOUR EQUIPMENT BEFORE DOING ANY REPAIR.
Location of Mains Fuse
The mains fuse of the TC Series Inverted Microscopes is located on the back panel of the
microscope as shown.
Instructions to replace the mains fuse:
• Turn the power switch to the off position.
• Unplug the microscope from the wall outlet.
• Loosen the fuse cap from the fuse holder.
• Remove the blown fuse from the fuse cap.
• Replace the fuse with the CORRECT type
and rating which is: IEC Standard 5 X 20mm
3amp Fast-Acting such as Littelfuse 217
Series or Bussmann GDB Series
• Reinstall the fuse holder with the new fuse
installed.
NEVER USE REPLACEMENT FUSES OF A DIFFERENT RATING.
5.2 Integrated Transmitted Light does not work
• Make sure the plug from the lamp is firmly plugged into the correct socket on the
rear panel.
• Check to see if the mains fuse has blown.
• Check to see if the lamp has blown.
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