Rascom NH-U9DO A3
Contents
1. G nectua NH U9DO A3 Installation Manual for NH U12D0 A3 see reverse side Thank you very much for choosing a Noctua cooler for your AMD Opteron system Please install the cooler according to this manual Should you encounter any difficulties please check the FAQs on our website and don t hesitate to contact our support team at support noctua at Noctua cannot be held responsible for any damage or losses caused by compatibility issues Required mounting parts fel fastening brackets Ay short screws Dea oe fastening brackets 1x NT H1 thermal compound 2x NF B9 92mm fan 4x anti vibration strips 1x screwdriver 4x fan clips step Attaching the fastening brackets The NH U9DO A3 includes fastening brackets for mainboards with 3 5 and 4 1 hole spacing Please choose the appropri ate set of fastening brackets for your mainboard Socket G34 SocketF Socket 32 Socket F Please install the fastening brackets according to the desired orientation of the cooler Screw the fastening brackets to the base of the heastink using the 4 short screws Please use the outer set of mounting holes an ae ea Q w i step 2 Applying thermal paste If there are residual traces of thermal paste or thermal pads on your CPU please clean them off first Press a small drop 4 5mm diameter of NT H1 onto the centre of the heat spreader Caution Applying too much thermal paste will lowe2. r the heat conductivity and cooling performance step 3 Fastening the cooler to the CPU Caution Please take off the protection cover at the bottom side of the heatsink first Put the heatsink onto the CPU and tighten the two spring loaded screws until they stop When installing the cooler turned by 90 please use the sup plied screwdriver to tighten the screws Caution Gently tighten the screws until they stop step 4 Attaching the fan s Stick the 2 anti vi bration strips onto the cooling fins in order to dampen minor vibra tions emitted by the fan Install two of the steel clips onto the fan by putting the ends of the steel clips into the mounting holes of the fan as shown below Then attach the fan s to the heatsink using the steel clips placing it so that it blows onto the heatsink Add the second NF B9 fan sucking air off the rear side of the heatsink for extra performance average gains 1 3 C Please make sure that both fans are aligned in the same direction Connect the fan s to the mainboard power supply or fan con troller Use the supplied y split cable to connect both fans to one fan header Depending on your CPU and the temperature inside the case you may interconnect the supplied Low Noise Adapter L N A or Ultra Low Noise Adapter U L N A in or der to further reduce the fan s operating noise Caution Please use one adaptor per fan when running two fans wi
3. th adaptors Never use one adaptor for two fans by putting it before the y split cable Ultra Low Noise Adapter U L N A 1000 RPM 7 9 dB A Low Noise Adapter L N A 1300 RPM 13 1 dB A Caution When using the U L N A check the temperature of your CPU using appropriate software e g the respective applications of your mainboard manufacturer in order to evade automatic throttling of the CPU due to the increased temperature If the cooling performance is insufficient please increase case ventilation or remove the U L N A
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