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APC UPS Data Center & Enterprise Solutions Forum

Schneider, APC support forum to share knowledge about installation and configuration for Data Center and Business Power UPSs, Accessories, Software, Services.

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APC UPS Data Center & Enterprise Solutions Forum

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Anonymous user
Anonymous user

APC AP7954 Switched Rack PDU Losing Connection

Hello, I have an APC AP7954 which is consistently loosing connection to the management interface and then re-establishing connectivity a fraction of a second later. I've already reset the management in...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
2188 0 3
Latest Reply: BillP

Solved
Anonymous user
Anonymous user

ap7723 missing device manager

Just unpacked and mounted a new ap7723 Attached to the serial console, and was able to view the Device Manager settings. Then made changed to the other settings, Network and Systems. After doing that...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
841 0 2
Latest Reply: BillP

Solved
Anonymous user
Anonymous user

Latest AP7722 firmware?

Hello, I have an AP7722 Automatic Transfer Switch with AP9617 Network Management Card. How can I get or check latest firmware? I try to install AOS_3.5.7 and ATS_3.5.6 without success. Thanks, David --...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
1498 0 4
Latest Reply: shahzad.engr123_apc

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BillP
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Part # / modbus resistor

I use AP8841; I've lost the resistors used to daisy-chain these boxes. I'd like to purchase more. What is the part #? --sk
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
773 0 1
Latest Reply: BillP

Solved
Anonymous user
Anonymous user

Using SCP to upload firmware is very slow

I am working to upgrade some 78xx/79xx pdu's to 3.9.2 so we can get WebGui access for our server group using a modern browser (I currently use IE6 in a XP VM if I need the GUI). Due to firewalls and a...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
1381 0 1
Latest Reply: voidstar_apc

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systeembeheer_apc
/html/rank_icons/Crewman.png systeembeheer_apc

AP9520TH sensor on a AP8659

Hello, I am trying to connect a AP9520TH temperature sensor on a PDU AP8659.Is this supported for the AP8659 or do i need another sensor? When i connect the sensor to the temperature port on the pdu it...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
846 0 1
Latest Reply: BillP

Solved
cuddylier_apc
/html/rank_icons/Ensign.png cuddylier_apc

AP7941 Communication has been lost to the device! and ports shutting d...

Hi My AP7941 shows the following error 99% of the time: Communication has been lost to the device! Sometimes when I refresh it goes away and shows the power usage again but then it goes back to the er...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
1281 0 3
Latest Reply: BillP

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cuddylier_apc
/html/rank_icons/Ensign.png cuddylier_apc

AP7941 firmware update fails

Hi I tried to update the firmware on my AP7941 however it keeps failing. Here is the result.txt: Using AOS file : AOS = apc_hw02_aos_392.bin Using Application file: APP = apc_hw02_rpdu_392.bin Checkin...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
895 0 1
Latest Reply: cuddylier_apc

Solved
Anonymous user
Anonymous user

Fan performance warning on ACF402 (Rack Air Removal Unit SX)

Why do I keep on getting 'ARU: Fan X performance warning' messages on the air extraction unit? They clear within 1 second. and then it happens again a few minutes later. Am I supposed to do some mainte...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
1549 0 4
Latest Reply: Anonymous user

Solved
Anonymous user
Anonymous user

AP7900 Stat : P+ N- A+ and link is down

Hello I am new here, also this is my first PDU. My AP7900 is connect with a cable directly into a router, DHCP is working fine in the network, no firewall, but the AP7900 cannot get a DHCP address, eve...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
4158 0 11
Latest Reply: BillP

Solved
Anonymous user
Anonymous user

ACRD100 started alarming: Liquid refrigerant sensor fault exists.

One of my ACRD100 A/C units has started to alarm on: Liquid refrigerant sensor fault exists. I have read that this alarm isn't present on the ACRD100 du to being direct expansion and not water/glycol c...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
1564 0 3
Latest Reply: BillP

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