1. تعارف
Thank you for choosing the beyerdynamic DT 990 Pro X Over-Ear Studio Headphones. These headphones are designed for professional audio applications, including mixing, mastering, and editing. They feature an open-back design, a dynamic STELLAR.45 driver system, and a detachable cable for enhanced versatility and durability. This manual provides essential information for the proper setup, operation, and maintenance of your headphones.

Image 1.1: The beyerdynamic DT 990 Pro X headphones, showcasing their over-ear, open-back design.
2. پیکیج کے مشمولات
براہ کرم تصدیق کریں کہ نیچے دی گئی تمام اشیاء آپ کے پیکیج میں شامل ہیں:
- beyerdynamic DT 990 Pro X Studio Headphones
- 3.0 m Mini-XLR Cable (3.5 mm Jack Plug)
- 6.35 ملی میٹر جیک اڈاپٹر
- ڈراسٹرنگ بیگ

Image 2.1: All components included in the beyerdynamic DT 990 Pro X package: headphones, detachable cable, adapter, and carrying bag.
3. سیٹ اپ
3.1 کیبل کو جوڑنا
- Locate the Mini-XLR input port on the left earcup of the DT 990 Pro X headphones.
- Align the Mini-XLR connector of the provided cable with the port and push firmly until it clicks into place.
- Connect the 3.5 mm jack plug of the cable to your audio source (e.g., audio interface, ampلیفائر، کمپیوٹر)۔
- If your audio source requires a 6.35 mm connection, attach the included 6.35 mm jack adapter to the 3.5 mm jack plug.

Image 3.1: A hand connecting the detachable Mini-XLR cable to the earcup of the DT 990 Pro X headphones.
3.2 ابتدائی استعمال
Ensure your audio source's volume is set to a low level before placing the headphones on your head. Gradually increase the volume to a comfortable listening level. The DT 990 Pro X headphones have an impedance of 48 Ohms, making them suitable for a wide range of devices without requiring a dedicated headphone amplifier, though a high-quality amplifier can further enhance performance.
4. آپریٹنگ ہدایات
4.1 ہیڈ فون پہننا
Adjust the headband so that the earcups sit comfortably over your ears, fully enclosing them. The velour ear pads are designed for extended wear. The open-back design allows for a wide soundstage and natural sound reproduction, which is beneficial for critical listening tasks.

Image 4.1: A user wearing the DT 990 Pro X headphones during an audio production session, demonstrating proper fit.
4.2 ہم آہنگ آلات
The DT 990 Pro X headphones are compatible with a variety of audio devices, including:
- لیپ ٹاپ اور ڈیسک ٹاپس
- Audio Interfaces and Mixers
- Smartphones and Tablets (with appropriate adapters if needed)
- گیمنگ کنسولز
- Smart Speakers and Televisions
5. آرام اور فٹ
The DT 990 Pro X headphones are engineered for high comfort during long listening or working sessions. Key comfort features include:
- Ergonomically Designed Headband: Distributes pressure evenly across the head.
- Flexible Headband Construction: Ensures a secure yet comfortable fit for various head sizes.
- Soft Velour Ear Pads: Provide a gentle feel against the skin and contribute to breathability.

تصویر 5.1: تفصیلی view of the ergonomically designed headband and soft velour ear pads, highlighting comfort features.
6 دیکھ بھال
6.1 صفائی
To maintain the longevity and hygiene of your headphones:
- بیرونی سطحوں کو نرم، خشک کپڑے سے صاف کریں۔
- The velour ear pads can be carefully removed and hand-washed with mild soap and water, then air-dried completely before reattaching.
- سخت کیمیکلز یا کھرچنے والے کلینر کے استعمال سے پرہیز کریں۔
6.2 اسٹوریج
When not in use, store the headphones in the provided drawstring bag to protect them from dust and scratches. Avoid exposing them to extreme temperatures or humidity.
6.3 متبادل اجزاء
The DT 990 Pro X is designed with replaceable components, including the ear pads and headband padding, ensuring long-term usability. Contact beyerdynamic support for replacement parts.

تصویر 6.1: ایک اندرونی view of the earcup, illustrating the design for replaceable components, emphasizing the product's repairability.
7 خرابیوں کا سراغ لگانا
If you encounter issues with your DT 990 Pro X headphones, please refer to the following common solutions:
- کوئی آواز نہیں:
- Ensure the cable is securely connected to both the headphones and the audio source.
- Check the volume level on your audio source and ensure it is not muted.
- Test the headphones with a different audio source or device to rule out source issues.
- مسخ شدہ آواز:
- اپنے آڈیو سورس پر والیوم لیول کو کم کریں۔
- آڈیو کو یقینی بنائیں file or stream is of good quality.
- Check for any loose connections in the cable.
- غیر آرام دہ فٹ:
- Adjust the headband to find the optimal position on your head.
- Ensure the ear pads are correctly seated around your ears.
If these steps do not resolve the issue, please contact beyerdynamic customer support for further assistance.
8. وضاحتیں
| ماڈل کا نام | ڈی ٹی 990 پرو ایکس |
| آئٹم ماڈل نمبر | BD1001629 |
| کان کی جگہ کا تعین | کان کے اوپر |
| فارم فیکٹر | کان کے اوپر |
| کنیکٹوٹی ٹیکنالوجی | وائرڈ |
| رکاوٹ | 48 اوہم |
| تعدد کی حد | 5 - 40,000 ہرٹز |
| آڈیو ڈرائیور کی قسم | متحرک ڈرائیور (STELLAR.45) |
| شور کنٹرول | Sound Isolation (Open-back design) |
| ہیڈ فون جیک | 4-pin XLR (detachable cable) |
| مواد | Fabric (ear pads) |
| شے کا وزن | 292 گرام (10.3 اونس) |
| مصنوعات کے طول و عرض | 7.87 x 7.87 x 7.87 انچ |
| کارخانہ دار | Beyerdynamic |
| اصل ملک | جرمنی |
9. وارنٹی اور سپورٹ
beyerdynamic products are manufactured to high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your product or visit the official beyerdynamic website. For technical support, replacement parts, or service inquiries, please contact beyerdynamic customer support directly.
beyerdynamic USA
For support in the United States, please visit the beyerdynamic USA webسائٹ یا ان کے کسٹمر سروس ڈیپارٹمنٹ سے رابطہ کریں۔





