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[分享]震撼推荐德国BRAX X2400.2/X2400.2 GE安装调试说明
<p>被誊为“德国汽车音响典范”的BRAX布莱克斯Hi-End级汽车音响功率放大器,自诞生之日起,彻底征服了全球那些公认最难推的顶级喇叭。BRAX布莱克斯为Hi-End汽车音响功率放大器树立了新的标杆。严谨的德国人会在每一台BRAX功放在出厂前,由总设计师进行最全面、最严格的性能测试,并将测试结果打印出来,由总设计师签名确认。让人惊叹的是BRAX功放最真实的音乐还原能力,在20Hz~20kHz的频响曲线上,除极个别频点有细微的峰谷外,完全呈一条水平直线!<br/>国内已有不少发烧正在快乐地享用BRAX功放。由于此功放的使用、调试手册仅有德文和英文两种版本,给部分对此两种语言不甚精通的调音师带来一定的困难。为了使国内的汽车音响技师迅速地掌握BRAX调试技巧,发掘BRAX功放最大的潜力,由我公司资深高级技师与德国留学归来博士共同努力,陆续将全系列的将德文/英文手册翻译为中文,与广大音响爱好者和同行分享。时间仓促、水平有限,如有错漏之处欢迎大家指正,谢谢!<br/>现先发X2400.2/X2400.1GE安装、调试手册一份,其余手册会陆续推出。</p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><span lang="EN-US" style="FONT-SIZE: 16pt; COLOR: red;"><font face="Times New Roman">BRAX X2400.2/X2400.2 GE</font></span><span style="FONT-SIZE: 16pt; COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">安装调试说明</span><span lang="EN-US" style="FONT-SIZE: 16pt; COLOR: red;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 26.25pt; mso-char-indent-count: 2.5;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">本文将结合</span><span lang="EN-US"><font face="Times New Roman">BRAX</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">两声道功率放大器</span><span lang="EN-US"><font face="Times New Roman">X2400.2/X2400.2GE</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">关键部位的图片,详细介绍安装连接、调试方法。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 26.25pt; mso-char-indent-count: 2.5;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><h3 style="MARGIN: 13pt 0cm;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"><font size="5">一、各关键部位功能简介</font></span></h3><h3 style="MARGIN: 13pt 0cm;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"><font size="5"></font></span></h3><br/><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">1</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">-</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">2</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">(</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">input</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">):音频信号输入</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">RCA</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">插座。</span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">为右声道,</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">为左声道。用于连接前级信号源(主机或前置放大器)</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">3</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">-</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">4(speaker front)</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">、</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">4(speaker rear)</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:喇叭线连接端子。</span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">为前声场喇叭接线端子,</span><span lang="EN-US"><font face="Times New Roman">4</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">为后声场喇叭接线端子。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">立体声连接时,左边接左声道喇叭,右边接右声道喇叭。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">桥接时,正极接</span><span lang="EN-US"><font face="Times New Roman">LEFT +</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">,负极接</span><span lang="EN-US"><font face="Times New Roman">RIGHT </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">-。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">5</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:颜色保护系统(工作状态指示灯)</span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">绿色时表示功放相对应的声道处于正常稳定的工作状态。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">红色时表示功放进入保护状态,说明该声道可能存在喇叭线短路或搭铁,功放过热、过流等故障。此时应立即关机,等故障排除后再开机使用,以免扩大故障。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"></span></p><br/><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">6(gain)</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:输入信号灵敏度控制器。</span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">调整此旋钮使前级音源与功放匹配得更好,保证功放输出最大不失真的信号,以获得最佳的音质。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';"></span></p><br/><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">7</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:电源连接器</span><span lang="EN-US" style="COLOR: red;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">Remote </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:遥控开机控制线,与主机的遥控开机线相连。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">Battery</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:电源正极,接</span><span lang="EN-US"><font face="Times New Roman">12V</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">电池正极。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman">Ground</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">:接地端,连接车体(搭铁)。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">8</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">(</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">Power stabilizer</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">):电源稳定器(如电容、电源管理器等)连接端。</span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">9</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">(</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">Power</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">):电源指示灯</span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">开启正常工作时为绿色,当功放过热保护时变红色。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"></font></p></span> </p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p></p></span> </p><p></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">10</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">-</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">11</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">分频斜率选择开关:</span><span lang="EN-US" style="COLOR: red;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">如下图所示,当此开关拔到“</span><span lang="EN-US"><font face="Times New Roman">12Db/oct</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">”时,分频器的滤波曲线如黑色线所示,当此开关拔到“</span><span lang="EN-US"><font face="Times New Roman">24Db/oct</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">”时,分频器的滤波曲线如红色线所示。它们的区别在于,</span><span lang="EN-US"><font face="Times New Roman">24dB/oct</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">时,滤波曲线更为陡峭,也就是对超出其范围的信号衰减更快。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p></p><p></p><p><br/> </p><p></p><br/><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">12</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">(</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">Lowpass/Bandpass Frequency Selector</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">):低通</span><span lang="EN-US" style="COLOR: red;"><font face="Times New Roman">/</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: red; FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">带通滤波频段选择器</span><span lang="EN-US" style="COLOR: red;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">当此选择开关拔到“</span><span lang="EN-US"><font face="Times New Roman">15 Hz</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">-</span><span lang="EN-US"><font face="Times New Roman">300 Hz</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">”位置时,如下图所示,低通</span><span lang="EN-US"><font face="Times New Roman">/</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">带通滤波器可调分频点范围在</span><span lang="EN-US"><font face="Times New Roman">15 Hz</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">-</span><span lang="EN-US"><font face="Times New Roman">300 Hz</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">之间。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"></font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman"></font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p></p></span></p>
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