Polycom DOC2237A User Manual
Page 157
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MGC Hardware and Installation Manual
5-13
4.
Optional. Remove the two jack connectors from the fan panel to
completely remove the fans from the MCU.
5.
Disconnect the AC input (J1) and the 12V/5V Sense connectors (J2).
6.
Disconnect the +5V and -5V power cables using a 9/16” (13 mm) M8 nut
driver.
7.
Using a Phillips screwdriver, loosen the six spring-loaded screws on the
front panel of the MGC-50 that secure the Power Supply Module.
Tighten the two flat washers; the spring washer and the nut back to their +5V
and -5V screws on the faulty unit to be shipped to the manufacturer. These
items are delivered with the new power supply module.
PWR
OUT
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