3Com S26x Crib Toy User Manual


 
Maintenance 4-7
Removing/Replacing Power Supply
Removing/Replacing Power Supply
Introduction This section describes how to remove the power supply.
Remove the Power
Supply
Perform these steps to remove the power supply:
Replace the Power
Supply
To replace the power supply, reverse the steps just detailed in “Remove the Power
Supply.” Cables are keyed to aid in reassembly.
To replace the DC power supply, reverse the steps detailed “Removing/Replacing
Power Supply” section on page 4-7 to Step 2. Instead of performing Step 1, verify
that incoming power is disconnected with a volt meter then connect the appropriate
terminal block locations.
Step Action
1 Verify that the power is OFF by disconnecting the power cord.
2 Remove the top cover (refer to Figure 4-1 ).
3 At the rear of the unit, remove the four screws attaching the power
supply to the back of the chassis (Figure 4-3 ).
4 Disconnect the power supply cables (P1 and P2) from the motherboard.
5 Remove the two internal screws on the fan assembly.
Slide the power supply to the front to clear the lip of the chassis.
Slide it out and away from the unit.