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Replace the Power Supply

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Replace the Power Supply

Install the AC Power Supply

Summary of Contents for ASR-920-20SZ-M

Page 1: ...initialize after a power supply has been removed or replaced Caution You can replace the AC or the DC power supply Remove the DC Power Supply on page 1 Remove the AC Power Supply on page 3 Remove the DC Power Supply This equipment is suitable for installation in Network Telecommunications Facilities and locations where the NEC applies The equipment is suitable for installation as part of the Commo...

Page 2: ...move the DC Power Supply Do not use the captive installation screw to pull out the power supply Caution Step 6 Grasping the power supply handle with one hand pull the power supply out from the chassis while supporting it with the other hand Step 7 Replace the DC power supply within 5 minutes Install the DC Power Supply Procedure Step 1 Ensure that the system earth ground connection has been made F...

Page 3: ... bay Figure 2 Install the DC Power Supply Step 5 Tighten the captive installation screw of the power supply The recommended maximum torque is 5 5 inch pounds 62 newton meters If you are installing a redundant DC power supply repeat these steps for the second power source too Remove the AC Power Supply Procedure Step 1 Disconnect the power cord from the power source Do not touch the metal prongs on...

Page 4: ...Ensure that the system earth ground connection has been made For ground connection installation instructions see the Installing the Chassis Ground Connection section Step 2 If necessary remove the blank power supply filler plate from the chassis power supply bay opening by loosening the captive installation screws Step 3 Grasp the power supply handle with one hand Place your other hand underneath ...

Page 5: ...Power Supply Step 4 Tighten the captive installation screw of the power supply The recommended maximum torque is 5 5 inch pounds 62 newton meters Replace the Power Supply 5 Replace the Power Supply Install the AC Power Supply ...

Page 6: ...Replace the Power Supply 6 Replace the Power Supply Install the AC Power Supply ...

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