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TX Matrix Plus Router Hardware Guide
380
Attach the cable restraint. Use a Phillips screwdriver.
6.
Reinstall the metal input power tray cover. Use a Philips screwdriver to tighten the
7.
screws on the metal input power tray cover.
Installing an Input Power Tray
To install a power supply input tray (Figure 135 on page 380):
Make sure that the voltage across the DC power source cable leads is 0 V and that
1.
there is no chance that the cables might become active during installation.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to one of the ESD points on the chassis.
Switch the circuit breakers on the power supply faceplate to the
3.
Slide the input power tray into the power supply.
4.
Grasp the metal handle of the input power tray and push it up toward the power
5.
supply.
Tighten the captive screws that secure the input power tray to the power supply.
6.
Figure 135: Installing an Input Power Tray
Connecting a Seven-Input 420-A Power Supply
To connect a seven-input 420-A power supply to the power sources:
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis. For more information about ESD,
see "TX Matrix Plus Preventing Electrostatic Discharge Damage" on page 392.
Verify that a licensed electrician has attached cable lugs to the power cables that you
2.
supply.
Verify that the voltage across the DC power source cables leads is 0 V and that there
3.
is no chance that the cables might become active during installation. If needed, switch
off the customer site circuit breakers.
Tighten captive screws.
Input power tray
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Troubleshooting
