Installing expansion cards
The TS-855X series supports selected expansion cards, some of which require QNAP PCIe brackets. QNAP-
branded expansion cards purchased from the company website are shipped with the brackets necessary to
t the TS-855X series.
Warning
• Only qualied personnel should perform the following steps. Failure to follow
instructions can result in serious injury or death.
• Observe electrostatic discharge (ESD) procedures to avoid damage to components.
•
Moving fan blades: Keep your hands and other body parts away from moving fan
blades.
•
Other moving components: Keep your hands and other body parts away from other
moving components.
1. Power o the device.
2. Disconnect the power cord from the electrical outlet.
3. Disconnect all cables and external attachments.
4. Remove the case cover.
a. Loosen the screws.
b. Slide the cover back.
c. Lift the cover o the device.
TS-855X User Guide
Installation and Conguration 27
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