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5 votes

APC UPS replace battery illuminates

A battery can hold between 1 and 10 years. This depends on many factors like: battery lot, storage conditions, usage conditions. If the capacity suddenly dropped to a very low value, it means the ...
Overmind's user avatar
  • 3,171
4 votes
Accepted

APC UPS Powerchute | "The installer is unable to locate an APC battery"

There are two versions of Powerchute. The Personal Edition and the Business Edition. The personal Edition does not recognize the professional UPS. Download and use the Powerchute Business Edition.
marsh-wiggle's user avatar
  • 2,195
3 votes

APC SmartUPS suddenly all lights flashing. What's going on?

It is telling you to RTFM and contact the manufacturer. Likely something with the batteries is wrong. That the batteries are new is "irrelevant" - they may well NOW be defective due to a ...
TomTom's user avatar
  • 52k
3 votes
Accepted

What is the difference between the "Write" and "Write+" modes on an APC SNMP card?

A user with write+ access can issue SNMP writes when another user is logged into the web interface, a user with write cannot. SNMP reads are unaffected.
bodgit's user avatar
  • 4,791
3 votes

APC UPS replace battery illuminates

A damaged or worn-out battery may sometimes provide a good-looking voltage when idle, but be unable to provide anything like the specified amperage, so the voltage will drop as soon as the battery is ...
telcoM's user avatar
  • 4,618
2 votes

APC PDU has wrong idea of its outlets

Open a case with APC. On different equipment I would say that the device has lost connection to its backplane.
Nils's user avatar
  • 7,737
2 votes
Accepted

APC Smart UPS serial connection on Windows Server 2012 R2

Configured http://www.apcupsd.com/ so far, http://www.apcupsd.com/manual/manual.html#a-simple-configuration-for-a-serial-smartups works UPSCABLE smart UPSTYPE apcsmart DEVICE COM1 UPSCLASS standalone ...
Csaba Toth's user avatar
1 vote

replace APC smart signaling cable with RJ-45 to RJ-45

The APC act that way as it receive signal on one of it's pin that control the turn off and when it do it turn off. Standard serial cable don't work on APC either as they have special pinout. I dont ...
yagmoth555's user avatar
  • 17.2k
1 vote

snmpwalk: Decryption error for APC Rack PDU

Unfortunately I can't comment yet, so giving here my 2 cents: your snmpwalk command misses the option to specify the security level: -l LEVEL set security level (noAuthNoPriv|authNoPriv|...
develox's user avatar
  • 41
1 vote

APC Smart-UPS 3000 turning off but passing own test

You pinged me on my similar post here : APC Smart-UPS turning off by itself? Just wanted to let you know that a few days after I posted, the UPS suddenly went OFFLINE with no prior warning due to an "...
uski's user avatar
  • 21
1 vote

APC Smart-UPS 3000 turning off but passing own test

The mainboard might be faulty. Your only hope is a cold reset and watch after if it work better after. The Cold start procedure is used to determine if a UPS is functional if it will not turn on ...
yagmoth555's user avatar
  • 17.2k
1 vote

APC Smart-UPS turning off by itself?

Interesting, same as mine Smart-UPS SRT 3000 (+3 additional battery packs) switched out outlet group 1 and 2 when battery capacity was 70% without obvious reason. 09.10.2019 23:51:59 Device UPS: The ...
pedja's user avatar
  • 11
1 vote
Accepted

APC or Memcached - Nginx php-fpm wordpress

Exactly our setup. Well, APC is dead as others have commented. On ubuntu, officially killed since Ubuntu 14. You're left with mainly two mainstream options: Memcached: fantastic and fast as a ...
John's user avatar
  • 256
1 vote

Power consumption PDU

After a short discussion with APC company, the model AP7821 doesn't show the consumption in KwH but in amper even in the last firmware update.
e1che's user avatar
  • 119
1 vote

APC Smart UPS serial connection on Windows Server 2012 R2

Is the APC Serial Cable recognized in the Device Manager? I remember there being a problem with the driver for my system (Windows 10 in that case). Link to the driver: http://www.prolific.com.tw/US/...
particleinbox's user avatar

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