IDE Cable Connection, Fan Installation

3.Take two pieces of the Tension Clips and mount them onto the sides of the 5.25" device. Make sure the metal portion is angled on the outside and facing forward.

4.Slide the device into the drive bay until you hear a clip.

5.Mount the other devices accordingly.

6.Connect a large 4-pin white connector from the power supply to the male 4-pin connector on each of the devices. After you have finished the installation, carefully use your thumbs to push the plastic drive bay covers off the bezel and attach the bezel back into the case. Like the metal plates, take off the covers that covering the drive bays you are using now.

IDE Cable Connection

This is for IDE devices only.

1.After you have connected the devices to the power supply, you need to connect the IDE cables between the devices and the motherboard.

2.For hard drives and CD-ROM’s, use the 40-pin IDE ribbon cables.

For floppy drives, use the 34-pin ribbon cables. When you connect a ribbon cable to a device, make sure that the red strip is toward the power connector.

3.The side that attaches to devices should be the side that has 2 connectors. This will enable you to connect another device if you wish.

4.Connect the far end of the cable to your motherboard on the IDE port.

Fan Installation

The case comes with two 80mm fans installed in the rear of the case. The fans are installed such that the air is blowing out of the case. The case has 3 optional 80mm fan mounts in the front (two of them located inside the drive cages) and 1 optional 92mm fan mount in the rear, in addition to the 2 standard 80mm rear mounted fans.

Note: Antec Cooling Fans blow in the direction that the Antec logo is facing.

1.Pull the quick release lever towards the rear of the case and release the drive cage.

2.Drop the fan into the cage and push it in until it clips in. No screws are needed.

3Connect the 4-pin male connector to a 4-pin female connector coming out from the power supply.

SX1240 specifications

The Antec SX1240 is a well-regarded ATX desktop case known for its versatility and robust design. Originally launched as part of Antec's acclaimed SOHO series, the SX1240 has captivated both system builders and PC enthusiasts with its functional layout and impressive cooling options.

One of the main features of the Antec SX1240 is its spacious interior. It supports a standard ATX motherboard and has room for expansion, accommodating multiple hard drives and optical drives. The case offers drive bays specifically designed for 3.5-inch HDDs and 5.25-inch optical drives, ensuring that users can easily install and swap components.

The SX1240 comes with excellent cooling capabilities. It features multiple fan mounting points, including two pre-installed 80mm fans at the rear, providing efficient airflow to keep internal components cool. Users have the flexibility to add additional fans, which is crucial for high-performance systems or setups that generate a lot of heat.

Constructed from a combination of steel and plastic, the SX1240 is built to last. It features a sturdy exterior that can endure the rigors of regular use, while also providing ample protection for sensitive internal components. The case also includes a convenient side panel with a window, allowing users to showcase their builds with stylish lighting or custom cooling solutions.

The Antec SX1240 is designed with user-friendliness in mind. It features tool-less drive installation for both HDDs and optical drives, which significantly speeds up assembly and upgrades. The cable management options are also commendable, helping to keep the internal space organized and tidy, which in turn promotes better airflow and easier accessibility.

Aesthetically, the SX1240 has a classic yet modern appeal, with a clean front panel design and a sleek finish. The ports located at the front, including USB and audio connections, allow for easy access, catering to the needs of modern users who regularly connect external devices.

In summary, the Antec SX1240 is a reliable choice for anyone looking to build a high-performance PC. Its thoughtful design, excellent cooling options, and robust construction make it a standout case in its class, ideal for both gamers and professionals alike. Whether you are a seasoned builder or a newcomer, the SX1240 offers the features and flexibility needed to create a powerful and efficient system.