Cisco 2960 fan noise. firmware: 16. In this video we're modifying the Cisco SG300 with a set of Noctua 12V fans that have a dramatic affect on the unit's noise pollution. I have a 2960G 48 Port Catalyst Switch that is giving fan malfunction errors as well as temperature warnings, but the fan in the switch is running fine I have a WS-C2960-24TC-S switch which is reporting a faulty fan under "show env all". Jan 4, 2015 · Just bought a Cisco 2960S and fired it up. Are those things supposed to be so loud ? Sounds like the fan is blowing 100%… Hi All, I've observed some fan noise on our 2811 router. When I power on the router all 4 fans spin up, shortly after turning it on fans 1 and 2 will stop spinning and a few seconds later fan 3 will go to 100%. Issue started when these switches were restarted few weeks ago. Quiet! New Blower Fan Kit 97x33mm for Cisco 2948G, 2950, 2960, 2970G, 3550, 3750 networkfans (577) 100% positive I believed the fan make a lot noise is Exhaust Left temperature because is the more high on temperature. I assume there Fan Warning 5 - Notice No service impact. Stuck the switch in my closet, plugged it in, w Solved: Hi everyone, We have several C9200L-48P-4X units that are experiencing excessive noise caused by an abnormal fan speed in the PS1. My question is this 'normal' or will this device fail anytime soon? Is this good to go for RMA? TIA! Sent from Cisco Technical Support iPhone App Can the fan speed in a Cisco 3560 be manually lowered? I changed from Comcast to Verizon fios at my place recently. The LED on each fan remains orange instead of turning The fans in my 2960G are uncomfortably noisy and im looking at getting some replacements. 3 config: factory default, no connect port our problem is fan operation noise is too loud. Speed test was showing 42 down / 6 up with Comcast. Seems the Netgear WGT624 4 port switch in my… cisco 2960C has noise HI guys I am wandering if you could help me with my question Today I've got Cisco WS-C2960C-8PC-L 8 Port from ebay. Once I got the fios, the tech said the speed was 150/150. This seems like a great deal until you power them up. 12. Then after a couple of minutes, fan goes up to full speed, and this keeps repeating forever. The changing frequencies seem to only be on Cisco switches, for some strange reason. turning on these cisco networking switches simultaneously starts a noisy start up fan Cisco Catalyst 2960 Series Switches - Some links below may open a new browser window to display the document you selected. Depending on the specific platform and underlying condition, there can be multiple reasons for this error. If i run the switches with only 1 powersupply the sound from the fans are very loud, how ever as soon as i connect power to powersupply 2 the fans go almost silent. To reduce the noise you need to reduce the RPMs, which means a larger fan, i. Hi, I have a cisco Catalyst 2960 PoE 24 port switch that sits under my monitor. Fans for Cisco 2960s home switch I’ve recently picked up a Cisco ws-c2960s-48fps-l to run my home network. I replaced all the fans in a cisco nexus with noctua fans. environment temperature is normal (18 degree) even after reloading it didn`t change in speed Small fans are noisy because they have to spin fast to move enough air. 04 Dublin. It has a single Sunon PSB1297PYB1-AY blower fan, which is for the amount of air it moves pretty quite but not bedroom quite. Hey y’all, I recently just bought two Cisco ISR 4331/K9 routers and I just had a couple questions about them. I have two WS-C3750X-24S-S in stack. e. This becomes a huge problem if your device has 4 or 5 fans and you don’t have a large corporate budget backing you up. Waited for almost 30 minutes but the fan keeps blowing as if it just started up. Ports for POE not active, cannot log in with IP because ports are not active. I know that it only makes a loud noise when booting, and it becomes quiet when booting is (Get it? Fan blade? …haha) Replacement fans for Cisco routers and switches are usually priced around $50 by most resellers – I don’t even want to know what Cisco would sell them for. I had to confirm the fan size, voltage, and had to cut and resolder the headers - but overall it worked fine. M3. I can then remove the power I think I am going to write this one off as an IOS bug found a 2015 thread where someone noted FAN is OK on another 2960X despite it being disconnected. The cause of a fan speed issue is seen as: 1) High system temperature (could be blockage but not necessarily so) 2) Any SFP temp alarm 3) Any system fan failure There was no observed blockage or impediment. Enter my new Cisco C2960X-24PS-L, which ticks all the boxes apart from the fact that it's not fanless. The gui didn't even think there's an issue when the fan is disconnected - which is pretty poor coding by Cisco! Hi, I'm looking for replace the blower fan on my Cisco Switch WS-C2960S-24PD-L V03, this shit is doing so much noiise. All the sudden fans are working louder than normal ( very, very loud) I'm going to include the output of the command I used to check the switch: #show environment no temperature alarms Module Sensor Temperature Status I have a 2960G-48 Port Switch I am planning to use in my home network for various VLANs / etc… Powering the Switch on, I have the Orange Syst Light and getting Fan Faulty and Abnormal System Temperature errors during Boot of the Switch as well as when checking show env fan / temperature. show… I have a 2960G-48 Port Switch I am planning to use in my home network for various VLANs / etc Powering the Switch on, I have the Orange Syst Light and getting Fan Faulty and Abnormal System Temperature errors during Boot of the Switch as well as when checking show env fan / temperature. SPA. 154-3. Hi Dears i have a problem with my router (2921 IOS=c2900-universalk9-mz. How effective are the fans in a switch Does anyone else feel like 9500's are perpetually at 100% fan speed? I have a 950024Y4C here that sounds like an airplane taking off. Thanks, Dan. I don‘t wanna take the fan out, but i wan‘t to convert it to a silent fan. The Cisco 2960s POE switches are fairly loud. Usually, it will cycle high pitch sound, then fan noise, and go soft. On checking switch physically fa Hello!! Maybe a stupid qustion but I have a question regarding the fan sound on C9300-48P/24P switches. Cisco switches makes alot of noise due to the fans, there must be some better fans to use? Having, for example, 2960S's in a closet near users makes to much noice, normally. Do you know if i can config the speed on the fan to stop a lot noise? The noise is annoying through a closed closet door. I Hi I need some help in understanding fan status of my switch. 5 volts when the switch turns on and reducing 2 Cisco Catalyst 2960-S Series Network Switch Fan Replacement Step 1 Prepare Tools You will need: Phillips bit (PH2 size) Jul 29, 2021 · The solution that I am trialing is… A friend has leant me a 4 port PoE switch. Note: If you are using a Catalyst 3524-PWR-XL, 2940, 2950 and 2955, 2970, 3550 or 3750 series switch, check the fan for failure by issuing the show environment fan command, as shown in this sample output: When switch starts up, seems 100% perfect, fan works at acceptable noise level. For the heck o Hi to all, I have fan noise with my 2960XR (WS-C2960XR-48LPD-I), it come from his PSU (PWR-C2-640WAC). But after a couple of minutes, the fan goes to full speed. The new fans spin, but the switch disabled all the ports (without shutting down) in a few minutes even though it never overheated. Hello, I am running into an issue with my 2911 router. 1 fan, not very loud, and maybe it can be exchanged for a Noctua version. The problem is that the fan is constantly running at 100%, and it sounds like an aeroplane. 02-20-2018 07:40 AM The RPM for Fan 1 is high but it does not seem to be an issue from the looks of it - Fan 1 OK, fan level 1, Low speed setting, 11546 RPM, 40% PWM Are both the ISR running the same IOS ? Do you see any buffered warning messages if you do "show logg" ? Hi, I just received a Cisco WS-C2960S-24TD-L for learning and labbing. Brand new I've done a configuration all looks good BUT I've notice some kind of noice comming from a back pannel (from place were you connect your Power cable I actually ran a 2960x 48TDL without it's,fan for a couple of years. Does this apply to my 2960 G series of switch Dec 6, 2024 · Cisco Catalyst 2960-X 48-port PoE switches can be had on eBay for under £100. I've got a Cisco Catalyst 2924XL switch sitting here on my desk, and this fscker is LOUD. Solved: hello, Hello. Stock blower was replaced by these two noctua fan which is creating negative pressure within the chassis hereby pulling cool air into the chassis and cooling Ann necessary components which is then exhausted through the back. SYST light blinking Hi, my old Cisco 2950 and 2960 have tiny and very loud fan in them. I try to make a video to ear noise, could you tell me if you have the same noise on your side ? I make a video here : Picture of the fan inside : I have a 2960 (WS-C2960X-24TD-L) with blowe Hi there, I got a cisco ws-c2960X (48 gigabit POE ports). Cisco 2960G Silent Fan Hi, I have got an old Cisco 2960G 24 Port PoE+ Switch with 4 SFP Ports in my Homelab. From reading it sounds like removing fans to quiet it down is not a good idea. BUT they tend to usually be on the basic side of functionality (websmart for example) and forget about POE OFC since you list quite a high end switch there for a small office space no fan is always better than any fan in an office space, small 1U fans are annoying. Black is the negative, red seems to always run at 12 volts, yellow operates consistently at 2 volts, and the blue wire appears to be the tachometer measuring 4. My main question is are they really supposed to be this loud I feel like they are obnoxiously loud. I bought c9500-24y4c-a model. Solved: Sorry if this is in the wrong forum topic area, but wasnt sure exactly where to put it. Normally the fan seems quite loud when booting these types of switches up, but then dies down after they are fully booted up. Thanks for the community support. After some minutes, fan goes down to normal speed. I tried replacing the fans while following the non-standard pinout, but they are not detected by the switch. It's still running and in good condition. I speed tested again and was getting 45 down / 38 up. The onboard release is version 17. Has anyone worked out what noctua fan will fit this? Want to reduce the overall noise if I can. This last one I got seems like the fan is going full blast from the time a boot it up and stays running full blast after it is up Jan 13, 2024 · 01-17-2024 06:54 AM Symptom: The fan noise of the Catalyst 2960 and Catalyst Express 500 appears to be loud. Adrian! In pursuit of renewing my long expired CCNA, I decided to pursue to real (used) hardware for a home lab. My question. Like the Dell PowerConnect switch I have but I am hoping the fan pin layout is standard pinning on the Cisco switches. I configured it yesterday and found out, that the fan is to loud. I know it’s got to be a 4 pin fan - but not sure which one! Thanks in advance Anyone notice that 2960 POE switches crank up the fan? I've looked at show env all and temperature is 34C, well below the 58C Yellow threshold. replace the original sfp with Cisco "compatible" long wave GBIC. It is working fine and the noise of the Cisco 2960 has dropped back down! The cameras have all retaining their IP’s so all is good. I think that the switches get louder when more POE devices are plugged in - maybe the fans spinning louder under higher wattage? Is there another brand of switches I can move to? May 22, 2020 · Inside, there’s a small bundle of four wires connecting the logic board to the fan – looks like Cisco is using pulse-width modulation. So I get that it's doing 100gig in 1RU, but no matter what the internal temperature of the switch is, it seems like the fans are running full blast. Is it possible to replace the fan or power supply or do I need a total switch replacement? This 2960-S switch lives in my home office, but the old 12V centrifugal fan it came with was very noisy. I open the switch buy i didn't notive any part number except a stick on it lableled C93BXPSF3. bin ) fans are working on max speed and didn`t change in different situation . They have a single blower fan and it screams; during normal operation they're unreasonably loud for most homes. Fan speed on 9148S goes high after 30 minutes, and will not return to normal. Can we monitor fans on the cisco 2960 ? If we can, which OID we should use ? By advance, thank's for answers. Each of them have one power supply. Noctua are the go to brand for quiet fans and I was… Unleashed and out of the Closet — the Cisco Catalyst 2960-L delivers quiet operation designed for the office. After restarting PRTG sensor for system health fan is showing alarm. one that won't fit in a 1U chassis. So I chopped a hole in the case and stuck a 12V 120mm PWM PC fan in there to replace it. Strange t First, start-up of Cisco 2960X 24 Port Switch. The switch itself boots and operates generally without issue, but the fan stays at max I would estimate it's probably 80db and can be heard in through two sets of closed doors. I mean it sounds like it's getting ready for takeoff. As or the noise/fan speed apparently I did not let it boot fully enough for it to spin down. Since I'm using them in an open stand-alone rack with much air-flow and 1U space in between, I'd like to remove the internal fans from the switches. Can i use a Noctua low noise adapter or do i have to replace the fan? Regards AMD9558 Quieter Fans For Cisco C2960G? I, and one of my friends have some C2960G switches and we realized that these are kind of noisy. Cisco CBS350-48P-4X if you need 370W of PoE (they have one with more PoE power) and 4x 10G capable SFP+. Hello, Is it possible to replace only fan on Cisco Catalyst 2960? Switch is under support and i have opportunity to replace the whole device via RMA procedure but i want to replace ONLY the fan. The two fans don't seem to spin back up. Hi ! I don't find the answer on the internet, so, I ask it here. . Hi, Im managing to get a Cisco WS-C2960S-24PS-L as a freebie , but if heard these things power up at work and they can get pretty loud, too loud even probbably for my home store room. Strange thing is that the only fan in the switch is running at what looks like normal / fast speed. Solved: Hello, Is there any configuration (https or commande line) to reduce the speed of all the FANS inside the 9200L ? (If I compare with the 2960-X too much noise) Regards Hi, Is there any method ( for example : by snmp or command ) monitor 2960X Fan speed and SFP transceiver TX/RX power? Best Regards, Jackson Ku If you cannot hear the fan operating, this could indicate a fan problem. This thing is noisy as hell, since I am only using 1 SFP and max 10 ports (not POE at all)… I was able to cut the noise level of this switch by 90%. Compatible Model:for Cisco Catalyst 2960 Series ws/c2960/24/s Cooling Fan Package: 1 Piece. Just wondering if anyone has come across a high pitch noise that comes and goes on a 2960s switch? I have a few that are doing this, but they seem to be working fine. When switch starts up, seems 100% perfect, fan works at acceptable noise level. Guys what's the deal with the fan noise coming off of the Cisco 2950 switches I've been around HP and Dell switches and I've never heard anything this loud how did you all deal with the noise I don't have a basement to put this stuff in? Every time I’ve heard that - primarily in Cisco switches - I stick a pencil in and stop the fan from spinning and the noise goes away completely. xsogtx, bf0d, ejfx, rf3fz, h1ruk, 379g5u, rxubco, vw8o, a5uw9, 0d9czi,