有「拆解狂魔」之稱的 iFixit 將剛發售的 iPhone XS 系列手機拆了個精光,並從中發現了不少蘋果沒有在發佈會上向大家透露的「秘密」。時隔兩日,iFixit 又要開拆了。而這次要拆的則是今年蘋果秋季發佈會的另一款重量級產品:Apple Watch Series 4(以下簡稱 Apple Watch S4)。<p>Apple Watch 自 2014 年第一代發佈至今,已經到了第五代產品。而今年的 Apple Watch S4 也是在四年來第一次在外觀上進行了大改。但除了「外表」有所改進外,Apple Watch S4 的「內在」也發生了不少變化。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/s1.jpg" sizes="(max-width: 1600px) 100vw, 1600px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/s1.jpg 1600w, https://images.ifanr.cn/wp-content/uploads/2018/09/s1-360x240.jpg 360w, https://images.ifanr.cn/wp-content/uploads/2018/09/s1-768x512.jpg 768w, https://images.ifanr.cn/wp-content/uploads/2018/09/s1-1024x682.jpg 1024w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="400" /></p>
<p>「第一代 Apple Watch 是革命性的,但在該款手錶的內部,我們看到的是過多的膠水以及擺放笨拙的元件,而當我們拆開 S4 後,看到的則是更為精緻、合理的佈局設計。」這是 iFixit 對 Apple Watch S4 內部設計的評價。</p>
<p>在拆解之前,按照慣例,先來一張和前代的合照以及 X 光照片。根據官方數據,Apple Watch S4 比 S3 在厚度上削薄了 0.7 公分,雖然實際效果並不明顯,但是從對比照的側視圖中我們確實看出兩者在厚度上存在差距。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/tit1.png" sizes="(max-width: 1200px) 100vw, 1200px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/tit1.png 1200w, https://images.ifanr.cn/wp-content/uploads/2018/09/tit1-360x203.png 360w, https://images.ifanr.cn/wp-content/uploads/2018/09/tit1-768x432.png 768w, https://images.ifanr.cn/wp-content/uploads/2018/09/tit1-1024x576.png 1024w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="338" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/1-24.png" sizes="(max-width: 566px) 100vw, 566px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/1-24.png 566w, https://images.ifanr.cn/wp-content/uploads/2018/09/1-24-360x263.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="438" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/2-15.png" sizes="(max-width: 558px) 100vw, 558px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/2-15.png 558w, https://images.ifanr.cn/wp-content/uploads/2018/09/2-15-360x239.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="399" /><label class="caption" style="width: 600px; display: block; text-align: left; color: #555; line-height: 22px; padding: 0 3px 22px 3px; border-bottom: 2px solid #f0f0f0; margin: 5px auto 1rem auto;"><span style="color: #2382c5; padding-right: 5px;"> ▲ </span> 左:S4右:S3</label></p>
<p>Apple Watch S4 的後殼採用陶瓷+藍寶石設計,會相比前代更耐刮。而在 X 光照中,我們也看到了兩者的光學感測器是有所不同的。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/4-10.png" sizes="(max-width: 559px) 100vw, 559px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/4-10.png 559w, https://images.ifanr.cn/wp-content/uploads/2018/09/4-10-360x263.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="438" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/5-10.png" sizes="(max-width: 560px) 100vw, 560px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/5-10.png 560w, https://images.ifanr.cn/wp-content/uploads/2018/09/5-10-360x238.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="396" /></p>
<p>兩款 Apple Watch 新品在錶面尺寸上也作出了更改,原有的 38mm 以及 42mm 規格更改成 40mm 以及 44mm。兩款配備壓力感應的 LTPO OLED Retina 顯示器的解析度也變成了 324&times;394 以及 368&times;448。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/6-10.png" sizes="(max-width: 563px) 100vw, 563px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/6-10.png 563w, https://images.ifanr.cn/wp-content/uploads/2018/09/6-10-360x266.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="443" /></p>
<p>用撬片撬開螢幕後,我們看到了 Apple Watch S4 的內部情況。雖然佈局有所優化,但是在 Apple Watch 內部空間中佔據大頭的依然還是電池以及 Taptic Engine。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/7-5.png" sizes="(max-width: 566px) 100vw, 566px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/7-5.png 566w, https://images.ifanr.cn/wp-content/uploads/2018/09/7-5-360x265.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="441" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/8-5.png" sizes="(max-width: 553px) 100vw, 553px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/8-5.png 553w, https://images.ifanr.cn/wp-content/uploads/2018/09/8-5-360x270.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="449" /></p>
<p>Apple Watch S4 內部變得更為整潔的一部分原因就是Taptic Engine 變得更為扁平,但也變得更長。我們在之前的評測中也說過,新一代的 Apple Watch 在震動上是有別於上一代的,應該就是由這個全新設計的 Taptic Engin 所帶來的改變。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/9-4.png" sizes="(max-width: 558px) 100vw, 558px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/9-4.png 558w, https://images.ifanr.cn/wp-content/uploads/2018/09/9-4-360x270.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="451" /></p>
<p>這個主要用於物理回饋的元件能佔據機身約三分之一的位置,但是蘋果卻並沒有考慮怎樣去將它「縮水」或者直接考慮將其去掉,反而想盡辦法讓其表現得更好,這就可以反映出對於機器回饋尤其是在可穿戴設備上,蘋果還是相當看重的。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/10-5.png" sizes="(max-width: 554px) 100vw, 554px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/10-5.png 554w, https://images.ifanr.cn/wp-content/uploads/2018/09/10-5-360x266.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="444" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/11-11.png" sizes="(max-width: 559px) 100vw, 559px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/11-11.png 559w, https://images.ifanr.cn/wp-content/uploads/2018/09/11-11-360x265.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="441" /></p>
<p>緊接著被 Taptic Engine 拆出的是 Apple Watch S4 全新的揚聲器,音量比前代提升達 50%。現在麥克風也已經被移到數位錶冠旁了,目的就是利用該空間獲得更大的音量。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/12-7.png" sizes="(max-width: 560px) 100vw, 560px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/12-7.png 560w, https://images.ifanr.cn/wp-content/uploads/2018/09/12-7-360x268.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="447" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/13-3.png" sizes="(max-width: 555px) 100vw, 555px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/13-3.png 555w, https://images.ifanr.cn/wp-content/uploads/2018/09/13-3-360x265.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="441" /></p>
<p>有一個不幸的消息是,iFixit 這次拆解的 44mm 款,並發現這款手錶配備了一塊容量 1.113Wh 的電池,比 Apple Watch S3 42mm 款的 1.34Wh 還小,縮水幅度達 17%。雖然 iFixit 並沒有拆解 40mm 款的 Apple Watch S4,但我們仍從外媒處找到了該款手錶的電池容量,大小為0.86Wh,相比前代的 38mm 款縮水幅度也將近 20%。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/14-4.png" sizes="(max-width: 555px) 100vw, 555px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/14-4.png 555w, https://images.ifanr.cn/wp-content/uploads/2018/09/14-4-360x226.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="376" /></p>
<p>不過好在,蘋果已經在發佈會上宣佈新 Apple Watch 依舊與舊款一樣,續航時間能達 18 小時,基本滿足一天的使用,這除了要歸功於全新的 LTPO 螢幕技術外,顯然全新的 S4 晶片也功不可沒。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/15-1.png" sizes="(max-width: 570px) 100vw, 570px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/15-1.png 570w, https://images.ifanr.cn/wp-content/uploads/2018/09/15-1-360x267.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="444" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/17-e1537925790459.png" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="345" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/16-1.png" sizes="(max-width: 565px) 100vw, 565px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/16-1.png 565w, https://images.ifanr.cn/wp-content/uploads/2018/09/16-1-360x208.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="347" /></p>
<p>與前代使用大量粘合劑不同的是 S4 的固定沒有全部使用粘合劑,而是改為了用螺絲固定。</p>
<ul>
<li>紅色:安華科AFEM-8087</li>
<li>橙色:OU JQ</li>
<li>黃色:YY MEH ECE(加速度感應器+ 陀螺儀)</li>
<li>綠色:AE827 I2033 0836</li>
<li>藍色:意法半導體 ST33G1M2 32-bit MCU with ARM SecurCore SC30</li>
</ul>
<p>ECG 也就是心電圖功能相信是 S4 這次最大的功能特色了。在使用時,用戶除了需要在佩戴手錶的同時,另一隻手的手指也需要按住數位錶冠,讓手錶背面形成第一個電極,錶冠成為第二個電極,最終形成回路。</p>
<p>當心臟跳動時,這些電極可以檢測到皮膚上電極化的微小變化。然後 S4 解釋該數據來計算和分析您的心律。而下圖就是取代了原有光學傳感器的全新電極式心臟感測器。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/s2.jpg" sizes="(max-width: 1599px) 100vw, 1599px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/s2.jpg 1599w, https://images.ifanr.cn/wp-content/uploads/2018/09/s2-360x240.jpg 360w, https://images.ifanr.cn/wp-content/uploads/2018/09/s2-768x512.jpg 768w, https://images.ifanr.cn/wp-content/uploads/2018/09/s2-1024x683.jpg 1024w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="400" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/18.png" sizes="(max-width: 566px) 100vw, 566px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/18.png 566w, https://images.ifanr.cn/wp-content/uploads/2018/09/18-360x270.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="451" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/19.png" sizes="(max-width: 562px) 100vw, 562px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/19.png 562w, https://images.ifanr.cn/wp-content/uploads/2018/09/19-360x254.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="424" /></p>
<p>第二個電極,也就是全新的數位錶冠經過了重新的設計。此前有傳聞說 S4 的錶冠將會被設計成不可按壓式,但實際上該錶冠還是能按壓的,只是在同樣體積下被塞入了更多元件,以達到包括測量心電圖等的功能。</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/20.png" sizes="(max-width: 559px) 100vw, 559px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/20.png 559w, https://images.ifanr.cn/wp-content/uploads/2018/09/20-360x265.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="442" /></p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/21-1.png" sizes="(max-width: 563px) 100vw, 563px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/21-1.png 563w, https://images.ifanr.cn/wp-content/uploads/2018/09/21-1-360x265.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="442" /></p>
<p>最後,iFixit 給 Apple Watch S4 給出的可修復性評分為 6 分(分數越高越容易被修復,滿分 10 分),並對其內部的全新佈局再一次給出了很高的評價:</p>
<p>「Apple 專家 John Gruber 把它和它帶來的設計與 iPhone 4 相比,但我們甚至認為能更進一步地與 iPhone 5 相比。這是一款知道自己的優先級並想要內部看起來和外部一樣優雅的設備。」</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://images.ifanr.cn/wp-content/uploads/2018/09/22-6.png" sizes="(max-width: 562px) 100vw, 562px" srcset="https://images.ifanr.cn/wp-content/uploads/2018/09/22-6.png 562w, https://images.ifanr.cn/wp-content/uploads/2018/09/22-6-360x268.png 360w" alt="Apple Watch Series 4 拆解:這是內部和外部看起來一樣優雅的設備" width="600" height="446" /></p>
<p>&nbsp;</p>
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