Harmonic Electra9200, Руководство по установке

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Chapter 5 Maintenance and Troubleshooting Power Supply
© 2015 Harmonic Inc. All rights reserved. 43 Electra 9200, Rev O
To replace the fan tray assembly:
1. Replace the fan tray assembly by sliding the tray into the chassis, engaging the PC
connector identified by the red arrow in
Figure 5–7 .
Figure 5–7: Replacing the Fan Tray
2. Using a Phillips-head screwdriver, secure the fan tray assembly to the chassis, as shown
in step2 in
Figure 5–7 .
3. Install the bezel as described in
Removing and Replacing the Bezel
.
Power Supply
The Electra 9200 encoder is equipped with one or two power supplies. If your Electra 9200
encoder is equipped with with two power connectors but only one power supply, a filler panel
will be installed in slot 2 (next to the chassis wall). If your encoder is equipped with a single
power connector, then a single power slot is available. You can easily replace one or both
power supplies, as outlined in
Removing and Replacing a Power Supply
.
Removing and Replacing a Power Supply
To remove a power supply:
1. If your encoder has only one power supply installed, turn off the encoder.
NOTE: If you are replacing only one power supply on the dual power supply model, you do not need
to turn the encoder off.
2. Remove the bezel from the chassis, as described in
Removing and Replacing the Bezel
.
3. Remove the fan tray unit from the chassis, as described in Removing and Replacing the Fan
Tray .
(RN-13)