APC Smart Slot AP9620 Leaflet

Warning: The Legacy Communications 
SmartSlot Card must only be used in a 
UPS that has an RJ-45 connector used 
for serial communications. These units 
also have plastic tabs extending from the 
SmartSlot.

   

Legacy Communications SmartSlot Card 

Serial Cable

Note: For USB operation, use the USB cable supplied with the UPS or a standard USB 2.0 
compliant A-B cable.

Note: Connecting accesories to the Computer Interface Port is not supported.

Note: You can install the card while the UPS is turned on. Both screws must be reinstalled in 
order to ensure proper operation of the card. 

1. Remove the two screws holding the cover 

on the SmartSlot with a #2 Phillips-head 
screwdriver.

2. Orient the card with the card guides and 

slide it in. If the tabs on the housing do 
not match the slots on the card, the card is 
not compatible with the UPS.

3. Reinstall both screws removed in step 1.

Connecting the communication cable
You must choose to use either the USB or the Computer 
Interface Port. Only one can be functional at a time.

Note: The communication interfaces on the UPS are disabled 
when the card is installed.

Solid Green 

The card is operating correctly.

Flashing Green 

The card is initializing. After a few seconds it should turn solid green.

Solid Red 

The card is incompatible with this UPS. Check apc.com for a firmware update.

Flashing Red 

The card has a fault. Call APC technical support.

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