導入
This manual provides detailed instructions for the installation, operation, and maintenance of your Stetsom IR 800.4 Digital Multichannel Ampライファイア。本製品を設置または操作する前に、このマニュアルをよくお読みください。 amplifier to ensure proper function and safety. The Stetsom IR 800.4 is a compact, high-fidelity digital amplifier designed for car audio systems, offering 800 Watts RMS across 4 channels at 2 Ohms.
安全情報
以下の安全上の注意事項を常に守ってください。
- Disconnect the vehicle's battery before any electrical installation to prevent short circuits.
- Ensure all wiring is correctly sized and fused according to specifications to prevent overheating and damage.
- マウント amplifier securely in a well-ventilated area, away from moisture and direct heat.
- インストールを避けてください amplifier in locations that obstruct vehicle operation or safety features.
- インストール プロセスのいずれかの部分について不明な点がある場合は、専門のインストール担当者にご相談ください。
- 操作しないでください amplifier with damaged cables or if it has been exposed to water.
製品終了view
The Stetsom IR 800.4 amplifier features a compact design with robust performance. It includes controls for level adjustment, high-pass filter (HPF), low-pass filter (LPF), and bass boost, allowing for precise audio tuning. It supports both RCA and high-level inputs for versatile integration with various head units.
図1: 角度付き view of the Stetsom IR 800.4 Digital Multichannel Ampライフファイア、ショーasinコンパクトなデザイン。
図2：上 view の amplifier showing the control panel with Level, HPF, LPF, and Bass Boost adjustments for channels 1/2 and 3/4, along with High Input connections.
図3：下 view の amplifier displaying the power, ground, remote, and speaker output terminals.
セットアップとインストール
最適なパフォーマンスと安全性を確保するには、適切な設置が不可欠です。以下の手順を慎重に実行してください。
1.電源接続
- 電源（BATT+）： Connect a 6 AWG cable from the positive terminal of the vehicle's battery to the BATT+ terminal on the amplifier. Install a 40A fuse within 12 inches (30 cm) of the battery.
- グラウンド (GND): Connect a 6 AWG cable from the GND terminal on the amplifier to a clean, unpainted metal point on the vehicle's chassis. Ensure a solid electrical connection.
- リモート（REM）： Connect an 18 AWG cable from the remote output of your head unit (or an ignition-switched 12V source) to the REM terminal on the ampライフファイア。これにより、 ampヘッドユニットで電源のオン/オフを切り替えます。
Figure 4: Diagram illustrating the power (6 AWG), ground, remote (18 AWG), and RCA input connections from the radio/player to the amplifier. Note the fuse placement near the battery.
2. オーディオ入力接続
The IR 800.4 supports both RCA (low-level) and High Input (high-level) connections. Do not use both simultaneously, as this can cause unwanted noise and ampリファーの問題。
- RCA入力： Connect RCA cables from your head unit's pre-out to the RCA input jacks on the amplifier (CH1/CH2 and CH3/CH4).
- 高入力： If your head unit does not have RCA pre-outs, use the high-level inputs. Connect the speaker wires from your head unit directly to the High Input terminals on the amplifier。
Figure 5: Diagram detailing the High Input wiring for channels CH1, CH2, CH3, and CH4 using gray and blue wires. It explicitly states that RCA and High Input connections should not be used simultaneously.
3. スピーカーの接続
スピーカーをに接続します amplifier's speaker output terminals using 13 AWG cables. Ensure correct polarity (+ to + and - to -). The IR 800.4 supports both stereo and bridge modes. Always check the minimum impedance supported by the amplifier for your chosen configuration.
- ステレオモード： Connect one speaker per channel. Minimum impedance is 2 Ohms per channel.
- ブリッジモード： Combine two channels to power a single speaker or subwoofer for increased power. Minimum impedance is 4 Ohms in bridge mode.
Figure 6: Diagram illustrating speaker installation examples for the Stetsom IR 800.4 amplifier, showing connections for 4 speakers (2 Ohms each) in stereo mode, and configurations for subwoofers in bridge mode (4 Ohms minimum).
操作手順
インストールしたら、 amplifier settings for optimal audio performance:
- レベルコントロール: Adjust the "LEVEL" knob for each channel pair (CH1/CH2 and CH3/CH4) to match the output voltage of your head unit. Start with the level at minimum and slowly increase it until the sound is clear and distortion-free at your desired maximum volume.
- Crossover Settings (HPF/LPF):
- HPF (ハイパスフィルター): Fixed at 90 Hz. When active, it allows frequencies above 90 Hz to pass through, typically used for full-range speakers to prevent low bass distortion.
- LPF (ローパスフィルター): Fixed at 90 Hz. When active, it allows frequencies below 90 Hz to pass through, typically used for subwoofers.
- FLATモード: When selected, both HPF and LPF are deactivated, allowing the amplifier to reproduce all frequencies supported by the amplifier without filtering.
- 低音ブースト： Use this control to enhance low-frequency output. Adjust carefully to avoid distortion.
メンテナンス
The Stetsom IR 800.4 ampライファイアーは最小限のメンテナンスで済みます。
- 保管してください amp本体を清潔にし、ほこりやゴミを取り除いてください。清掃には柔らかく乾いた布をご使用ください。
- 十分な換気を確保してください amp過熱を防ぐため、冷却フィンを塞がないでください。
- すべての配線接続部の締め付け具合と腐食を定期的に点検してください。
トラブルシューティング
問題が発生した場合は、 amp問題が頻繁に発生する場合は、次の一般的な問題と解決策を参照してください。
| 問題 | 考えられる原因 | 解決 |
|---|---|---|
| 電源なし / Amplifierがオンにならない | ヒューズが切れている、電源/アース/リモート ワイヤが緩んでいる、ヘッド ユニットのリモート出力に障害がある。 | Check fuse near battery. Verify all power, ground, and remote connections are secure and have proper voltage. |
| 音が出ない | Loose RCA/High Input cables, incorrect input selection, speaker wires disconnected, amp保護モードのライフファイア。 | Check RCA/High Input connections. Ensure speaker wires are connected correctly and not shorted. Check if the "PROT" indicator is lit. |
| 歪んだ音 | Gain (Level) set too high, incorrect crossover settings, speaker impedance mismatch, poor ground connection. | Reduce the "LEVEL" setting. Adjust HPF/LPF. Verify speaker impedance matches amplifier's capabilities. Improve ground connection. |
| Ampライターが過熱する | 換気が不十分、インピーダンスが低すぎる、長時間の大音量使用。 | 確保する amplifier has clear airflow. Check speaker impedance. Reduce volume or allow amp冷却するためのリファイアー。 |
仕様
Key technical specifications for the Stetsom IR 800.4 amplifier：
- モデル： IR800.4
- チャンネル: 4
- RMS Power (12.6V): 800W RMS (4 x 200W RMS @ 2 Ohms)
- Peak RMS Power (14.4V): 1060W RMS @ 2オーム
- 最小インピーダンス： 2 Ohms per channel (Stereo), 4 Ohms (Bridge)
- 入力方式： RCA (Low-Level) and High Input (High-Level)
- クロスオーバー： HPF (fixed at 90 Hz), LPF (fixed at 90 Hz), Flat Mode
- 電源コネクタ： 6 AWG (Power/Ground)
- リモートコネクタ: 18AWG
- スピーカー コネクタ: 13AWG
- 推奨ヒューズ: 40A (maximum 12 inches from battery)
- 冷却： Compact and powerful for improved ventilation
- 商品の重量: 約3.3ポンド
保証とサポート
For warranty information and technical support, please refer to the documentation included with your purchase or visit the official Stetsom webサイトでご確認ください。保証請求に備えて購入証明書を保管してください。
Stetsom is committed to providing high-quality products and customer satisfaction. If you encounter any issues not covered in this manual, please contact Stetsom customer service for assistance.