H3C Technologies H3C S7500E Series Switches - Manual (Page 44)

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4. Use a Phillips screwdriver to fasten the power cord retainer suite to the power module.
5. Connect the other end of the power cord to the AC power socket.
Figure 28 Connecting the AC power cord to the PSR6000-ACV
Connecting the PSR320-D/PSR650-D/PSR650C-12D
CAUTION:
When connecting the DC power cord to the DC wiring terminals, make sure the circuit breaker at the
power input end is off.
The procedures for connecting power cords for the PSR320-D, PSR650-D, and PSR650C-12D are similar.
This section uses the PSR650-D as an example.
To connect the PSR650-D:
1. Remove the protection cover from the power module.
2. Loosen the captive screw on the wiring terminal with a Phillips screwdriver.
3. Connect the end of the blue DC power cord marked with – to the negative terminal (–) on the
power module and fasten the screw.
4. Connect the end of the black DC power cord marked with + to the RTN (+) terminal on the power
module and fasten the screw.
5. Put the protection cover on the wiring terminals.
6. Connect the other ends of the DC power cords to power source.
a. Connect the blue end to the negative terminal (–48V) on the power source.
b. Connect the black end to the positive terminal (RTN) on the power source.
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