1. المقدمة
The Audio-Technica AT-LP120USB is a direct-drive, high-torque professional turntable designed for music enthusiasts. It features a selectable internal stereo phono preamplifier and a USB output for direct connection to a computer, allowing for digitization of vinyl records. The S-shaped tone arm assembly includes an adjustable counterweight, anti-skate adjustment, tone-arm height adjustment, and a lift lever. The turntable supports 33-1/3, 45, and 78 RPM speeds with a quartz-controlled pitch lock and variable pitch adjustment. Visual aids include a pop-up stylus target light and a stroboscopic platter speed indicator. Forward and reverse play options are also available. The unit comes with a cast-aluminum record platter, a slip mat, and a pre-installed AT95E professional cartridge and headshell. Adjustable, anti-vibrational feet ensure stable playback.
Image: The Audio-Technica AT-LP120USB turntable in black, featuring its S-shaped tonearm, platter, and controls, with the clear dust cover open.
2. الإعداد
2.1 فك الصندوق والتجميع الأولي
Carefully remove all components from the packaging. Ensure all protective materials are removed from the turntable and its parts. Place the platter onto the spindle. Install the headshell with the pre-installed AT95E cartridge onto the tonearm. Balance the tonearm and set the tracking force and anti-skate according to the detailed instructions in the included manual.
2.2 الاتصال بنظام صوتي
The AT-LP120USB offers versatile connectivity:
- إخراج RCA: Connect the included dual RCA output cable to your stereo receiver or amplifier. Use the PHONO/LINE switch on the rear of the turntable to select the appropriate output level. Select PHONO if connecting to a phono input on your receiver, or LINE if connecting to an auxiliary input or powered speakers.
- مخرج يو اس بي: Connect the turntable directly to your computer using the included USB cable. This allows for the digitization of your vinyl records using compatible software like Audacity (included).
2.3 Tone Arm Adjustment
Proper tonearm adjustment is crucial for optimal sound quality and record longevity. Refer to the detailed instructions in the included manual for precise adjustment of the counterweight, anti-skate, and tonearm height. These adjustments ensure the stylus tracks the record grooves accurately.
3. تعليمات التشغيل
3.1 تشغيل/إيقاف التشغيل
To power on the turntable, rotate the power knob located on the left side of the unit clockwise. To power off, rotate it counter-clockwise until it clicks.
اختيار 3.2 سرعات
Select the desired playback speed using the dedicated buttons: 33-1/3 RPM, 45 RPM, or 78 RPM. The corresponding indicator light will illuminate.
3.3 Pitch Adjustment
The pitch adjustment slider allows for fine-tuning of the platter speed. Use the +/-10% or +/-20% buttons to select the desired pitch range. The QUARTZ button engages a quartz lock for stable, accurate speed.
3.4 تشغيل أسطوانة
- Place a record on the platter and ensure the correct speed is selected.
- اضغط على زر البدء/الإيقاف لبدء دوران القرص.
- ارفع ذراع التسجيل باستخدام ذراع التوجيه.
- Carefully position the tonearm over the desired groove on the record. The pop-up stylus target light can assist in low-light conditions.
- Lower the tonearm gently using the cueing lever.
- To stop playback, raise the tonearm, return it to the tonearm rest, and press the START/STOP button.
3.5 Reverse Play
The turntable supports reverse play. Refer to the full manual for specific instructions on engaging this feature.
4. الصيانة
4.1 غطاء غبار
The turntable includes a removable hinged clear plastic dust cover to protect the unit when not in use. Regularly clean the dust cover with a soft, dry cloth to prevent dust accumulation.
4.2 العناية بالقلم
The AT95E cartridge is pre-installed. Regularly clean the stylus using a soft brush in a back-to-front motion. Replace the stylus when sound quality degrades or after approximately 300-500 hours of use to prevent damage to your records.
4.3 التنظيف العام
Wipe the turntable chassis and platter with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
5. استكشاف الأخطاء وإصلاحها
5.1 لا يوجد صوت أو مستوى الصوت منخفض
- Ensure the PHONO/LINE switch on the rear is set correctly for your audio system.
- تحقق من جميع توصيلات كابلات الصوت.
- التحقق من صحة بياناتك amplifier or receiver input selection and volume levels.
5.2 Skipping or Distortion
- Check tonearm balance, tracking force, and anti-skate settings.
- Ensure the record is clean and free of dust or debris.
- Verify the stylus is clean and not worn. Replace if necessary.
- Ensure the turntable is on a stable, level surface.
5.3 مشاكل اتصال البلوتوث
If experiencing issues with Bluetooth connectivity (on models supporting Bluetooth), ensure the turntable is in pairing mode and within range of the receiving device. Consult the Bluetooth pairing instructions in the full manual.
6. المواصفات
- أبعاد المنتج: 13.86 × 17.72 × 6.1 بوصة
- وزن السلعة: 23.5 رطل
- تقنية الاتصال: سلكي
- سرعة الدوران القصوى: 78 دورة في الدقيقة
- ميزة خاصة: Direct-Drive, Internal Stereo Phono Preamplifier, USB Output, Variable Pitch Control with Quartz Speed Lock
- مادة: الألومنيوم
- المكونات المتضمنة: Turntable, Manual, Headshell/Cartridge, AC Line Cord, Dual RCA (Female) to 3.5 mm (1/8") Mini-Plug (Male) Stereo Adapter Cable, Dual RCA (Female) to 3.5 mm (1/8") Mini-Plug (Female) Stereo Adapter Cable, 45 RPM Adapter, USB Cable, Recording Software
7. Official Product Video Overview
فيديو: مسؤول فوقview of the Audio-Technica AT-LP120USB Direct-Drive Professional Turntable, highlighting its features and capabilities.
8. الضمان والدعم
For warranty information and technical support, please refer to the warranty card included with your product or visit the official Audio-Technica webموقع. احتفظ بإيصال الشراء الخاص بك لمطالبات الضمان.
