桑塔纳车主DIY改装LED仪表盘

  自从去年尝试改装仪表盘后,因一直没能找到合适的导光指针,总有点遗憾。经过不懈的努力,前一段时间终于了却了心愿。现把二次改造后的仪表盘DIY过程奉献给大家,给有兴趣的朋友提供一点借鉴与参考。更新了有一段时间了,最近才得空把改造过程中的记录整理一下,作业奉上与车友们分享:

 

  导光指针与旧指针对比(左侧为导光,右侧为原配指针),为这套指针费了不少周折:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCG953Z-215T8.jpg" width=600 height=322 />

 

  当初为寻觅指针而绘制的指针尺寸及外形图:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCHK330-223110.jpg" width=640 height=453 />

 

  已然拆开了,决定将背光照明电路元件一起换掉,这样可以一劳永逸了(下图为网购的背光照明单元):

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCI5N0-232L5.jpg" width=637 height=452 />

 

  指针光源买的方形板,在电路板上比划了半天总有点碍事,遂决定把周边打磨掉,做成下图所示的圆形:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCJ49240-244962.jpg" width=600 height=525 />

 

  指针孔依然有点偏离中心,继续裁剪并将接线位置内移:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCK29540-25Tb.jpg" width=600 height=525 />

 

  仪表盘电路板全貌(正面):

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCL00640-262I5.jpg" width=600 height=308 />

 

  背面:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCLPX0-2G192.jpg" width=600 height=313 />

 

  用热熔胶先将指针光源电路板固定于主板上(注意中间的小孔要尽量与表针同心):

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCM4b40-2TO3.jpg" width=600 height=525 />

 

  再固定两个小针的光源电路板:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCQ21240-2b0Z.jpg" width=600 height=372 />

 

  将电源线内移后重新焊好:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCQ9230-3091Z.jpg" width=600 height=525 />

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCRV210-31Y60.jpg" width=600 height=525 />

 

  四路光源的线路对接测试:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCS6220-32a31.jpg" width=600 height=525 />

 

  通电检测:OK

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCT3610-336429.jpg" width=600 height=525 />

 

  接线、排线并用热熔胶固定:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCU15120-343411.jpg" width=600 height=390 />

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCV11P-35c47.jpg" width=600 height=370 />

 

  再次通电检测:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCV96130-3E4S.jpg" width=600 height=345 />

 

  盖上仪表板初看下效果:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCWJ930-3O106.jpg" width=600 height=482 />

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCX5SZ-3T057.jpg" width=600 height=525 />

 

  装上指针后的效果:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCY41R0-3b147.jpg" width=600 height=525 />

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCZ315F-401928.jpg" width=600 height=446 />

 

  至此指针背投光源OK!

 

  下面改造仪表盘背光部分。下图是上次改造后的布局:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC9119340-413K7.jpg" width=600 height=525 />

 

  测试一下:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC9200A0-4249B.jpg" width=600 height=525 />

 

  本次改造后的布局:固定,接线……(具体过程比较简单,不再赘述)

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC92Q230-436321.jpg" width=600 height=525 />

 

  这里有个问题:盖上仪表盘测试中发现两块大表在极限位置的数码及刻线投光都不均匀,有局部发黑的现象(上图中的黄圈区域)。经仔细观察后发现图中黄圈位置中的塑料拐角遮挡了光线。遂将四个角用美工刀轻轻刮低约0.5-1mm(这是个细活,比较费劲,要小心操作),以便让光线能从表架和表盘的缝隙中透进来以照亮这一部分仪表刻度盘。

 

  修整后的样子(对光源位置进行微调,以使背光投射更均匀):

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC934S20-44O23.jpg" width=600 height=360 />

 

    桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC942DF-45D94.jpg" width=600 height=525 />

 

  把背面的线路整理利索、固定并进行绝缘处理:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC950M60-464J8.jpg" width=600 height=525 />

 

  通电测试背光部分:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC9593b0-4O227.jpg" width=600 height=525 />

 

  OK

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXC9B3610-4R4A.jpg" width=600 height=525 />

 

  装上仪表电路板一起测试看下效果(全板通电):

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCa33M0-491116.jpg" width=600 height=525 />

 

  盖上仪表盘后的效果:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCb14010-509536.jpg" width=600 height=525 />  桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCb94V0-51QN.jpg" width=600 height=525 />

 

  把指针装上并校正位置:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXCcK450-52c17.jpg" width=600 height=351 />

 

  通电测试:

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXD003HF-53LH.jpg" width=600 height=390 />

 

   桑塔纳车主DIY<a改装LED仪表盘 src="http://www.qichexinxiw.com/uploads/allimg/c1310/13QXD0114260-542063.jpg" width=600 height=403 />

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