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158.75 76.2 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "MPN" "BM24-50DS/2-0.35V(51)" (at 158.75 76.2 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "LCSC" "C424561" (at 158.75 76.2 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "J75") (unit 1) ) ) ) ) (global_label "CC1_4" (shape bidirectional) (at 52.07 99.06 180) (fields_autoplaced yes) (effects (font (size 1.27 1.27)) (justify right)) (uuid "61aeb8e7-3eb4-5bc3-975b-d5d492736f02") ) (global_label "THERM_4" (shape bidirectional) (at 52.07 78.74 180) (fields_autoplaced yes) (effects (font (size 1.27 1.27)) (justify right)) (uuid "6f24ceda-b025-5560-a0f6-34740c331322") ) (global_label "USB4_DPJ" (shape bidirectional) (at 52.07 58.42 180) (fields_autoplaced yes) (effects (font (size 1.27 1.27)) (justify right)) (uuid "576cd2ec-8748-5e57-bdae-98d5350aad46") ) (global_label 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(fields_autoplaced yes) (effects (font (size 1.27 1.27)) (justify right)) (uuid "1db29dff-5e11-5cc0-94f4-ea06312a1ab7") ) (global_label "VBUS5" (shape bidirectional) (at 176.53 33.02 0) (fields_autoplaced yes) (effects (font (size 1.27 1.27)) (justify left)) (uuid "f2f81a94-59ea-56ae-8fff-188e5cbd0554") ) (symbol (lib_id "PhoneRail:GND") (at 19.05 35.56 180) (unit 1) (exclude_from_sim no) (in_bom no) (on_board no) (dnp no) (uuid "b0c3a125-ad12-5af9-a80c-6c9baa6fe43e") (property "Reference" "#PWR0121" (at 19.05 35.56 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "Value" "GND" (at 19.05 39.37 0) (effects (font (size 1.27 1.27))) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "#PWR0121") (unit 1) ) ) ) ) (symbol (lib_id "PhoneRail:GND") (at 92.71 48.26 180) (unit 1) (exclude_from_sim no) (in_bom no) (on_board no) (dnp no) (uuid "e4a817a1-0ce8-5118-a832-ac694d0e7b63") (property "Reference" "#PWR0122" (at 92.71 48.26 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "Value" "GND" (at 92.71 52.07 0) (effects (font (size 1.27 1.27))) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "#PWR0122") (unit 1) ) ) ) ) (symbol (lib_id "PhoneRail:GND") (at 69.85 119.38 0) (unit 1) (exclude_from_sim no) (in_bom no) (on_board no) (dnp no) (uuid "2ef3c368-b26f-542c-8ddf-6c8d58941a71") (property "Reference" "#PWR0123" (at 69.85 119.38 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "Value" "GND" (at 69.85 115.57 0) (effects (font (size 1.27 1.27))) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "#PWR0123") (unit 1) ) ) ) ) (symbol (lib_id "PhoneRail:GND") (at 107.95 35.56 180) (unit 1) (exclude_from_sim no) (in_bom no) (on_board no) (dnp no) (uuid "99f55bce-56ab-5b77-9991-aa07c05fd34c") (property "Reference" "#PWR0124" (at 107.95 35.56 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "Value" "GND" (at 107.95 39.37 0) (effects (font (size 1.27 1.27))) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "#PWR0124") (unit 1) ) ) ) ) (symbol (lib_id "PhoneRail:GND") (at 181.61 48.26 180) (unit 1) (exclude_from_sim no) (in_bom no) (on_board no) (dnp no) (uuid "2cdaaf5f-c3b3-55ad-b3c2-f6acf03f5378") (property "Reference" "#PWR0125" (at 181.61 48.26 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "Value" "GND" (at 181.61 52.07 0) (effects (font (size 1.27 1.27))) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "#PWR0125") (unit 1) ) ) ) ) (symbol (lib_id "PhoneRail:GND") (at 158.75 119.38 0) (unit 1) (exclude_from_sim no) (in_bom no) (on_board no) (dnp no) (uuid "3b5946c0-188b-536a-85d9-6fb2bee992a7") (property "Reference" "#PWR0126" (at 158.75 119.38 0) (effects (font (size 1.27 1.27)) (hide yes)) ) (property "Value" "GND" (at 158.75 115.57 0) (effects (font (size 1.27 1.27))) ) (instances (project "PhoneRail-Board2" (path "/68469a78-f40d-5608-a376-d05b2a122319/6f9c30de-a253-5101-b5cd-6f93a6e9fd7e" (reference "#PWR0126") (unit 1) ) ) ) ) (text "CH4 手机位" (at 21.59 31.75 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "1649183d-64cf-5017-8328-a826cc4a38f2") ) (text "CH5 手机位" (at 110.49 31.75 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "0626b26a-5a20-51b6-ae5d-d918277018fb") ) (text "【载板 C5-J1401B】手机尾插 J1401 对插座 —— CH4/5(方案 D,§13.5)" (at 12.7 13.716 0) (effects (font (size 2.223 2.223)) (justify left bottom)) (uuid "8fb690bd-b03b-5092-96b8-47bbd53cde72") ) (text "手机主板 J1401 ──原厂「主板→尾插」排线── 本页的 J7x 座 ──> C3-USB 上的 ESD / Rp / 口温 / VBUS 开关。" (at 12.7 18.796 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "5e88a23a-a708-51d4-8c48-0dd80f39d5ae") ) (text "⚠⚠ 打样前必测(一次性,针尖表笔 + 放大镜):" (at 12.7 142.24 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "170384c4-434c-5cd1-bc7d-0ea4a7aedda3") ) (text " ① 排线插上手机 J1401(不通电),表笔搭屏蔽罩(地),在排线自由端 50 个触点上走一遍,记下哪些是地;" (at 12.7 146.812 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "b8e1a877-e159-5f3b-9ea7-00ee05ef37ca") ) (text " ② 对照 §13.4:奇数排的地在第 2,5,7,11,14,16,25 位,偶数排在第 14,18,20,22,25 位。" (at 12.7 150.876 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "d1cc8872-8206-51fb-84bf-75f16630614f") ) (text " 这个图案转 180° 后完全不同,所以量出来就唯一确定了排线的映射方向。" (at 12.7 154.94 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "4957ed69-cf0e-56c7-be7d-fc0e31a92d59") ) (text " ③ 两个大焊盘(电源触点)哪个通地 = G1;另一个才是 G2(VBUS)。**接反就是 5V 对地短路。**" (at 12.7 159.004 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "578dd8c8-5ff3-55e6-8130-b4d0bcc59101") ) (text "本页按 §13.4 的 Hirose 编号连线,排线翻不翻**只影响封装不影响本页**:" (at 12.7 165.1 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "0c4ba400-562f-5a5e-b0d0-2b64d92961ad") ) (text "这颗座子无论如何都要自建封装(立创那个是 DIP 绕圈编号,和 Hirose 对不上)," (at 12.7 169.164 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "2686ecae-f4af-534a-a56b-a9e6d516be0a") ) (text "自建时把「焊盘号 = 经排线看过去的 Hirose 脚号」定死即可,两种候选正好差一个 180° 贴片方向。" (at 12.7 173.228 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "041d4915-9ae1-5a75-95b9-3afee52ff973") ) (text "⚠ BM24 只有 10 次插拔寿命,而一根排线上有两个插拔点 —— 插上就别反复拔,备件按每台 2 根备。" (at 12.7 179.324 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "700fb528-0f39-5b77-834d-7a4734cba8a3") ) (text "⚠ 没画的引脚(音频 / 射频控制 / 各路 VREG / CC2)全部悬空。CC2 必须悬空,只拉一边 CC 手机才判得出方向。" (at 12.7 185.42 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "97cc906c-5808-5006-bd35-8b8b14b4551c") ) (text " TP91x 是高通调试串口(pin24 TX / pin29 RX),1.8V 电平,不能直接接 ESP32,默认不焊线。" (at 12.7 189.484 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "15bfbfff-43b2-537b-823a-3d96fbe9816f") ) (text "⚠⚠ 打样前必测(一次性,针尖表笔 + 放大镜):" (at 12.7 129.54 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "3b71f7e3-7a2f-5654-8e44-d5d7b3112837") ) (text "① 排线插上手机 J1401(不通电),表笔搭屏蔽罩(地)," (at 12.7 134.112 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "3d1c0677-80ba-513c-8bec-288797d80407") ) (text " 在排线自由端 50 个触点上走一遍,记下哪些是地;" (at 12.7 138.176 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "7f4b1185-743f-58eb-83a4-16a946c46738") ) (text "② 对照 §13.4:奇数排的地在第 2,5,7,11,14,16,25 位," (at 12.7 142.24 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "17f54593-7c01-53e2-9951-61f1046eb2c3") ) (text " 偶数排在第 14,18,20,22,25 位。转 180° 后图案完全不同," (at 12.7 146.304 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "f1db8aea-95fd-56f3-937d-4910ae36f394") ) (text " 所以量出来就唯一确定了排线的映射方向。" (at 12.7 150.368 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "3b3661b6-c62a-5e14-8c00-b2c16bc057c4") ) (text "③ 两个大焊盘(电源触点)哪个通地 = G1,另一个才是 G2(VBUS)。" (at 12.7 154.432 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "1f44472a-c9a1-5eac-96c5-154a30145ed5") ) (text " 接反就是 5V 对地短路。" (at 12.7 158.496 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "350fd18c-6d5c-55e6-ad8c-bd110ada6e5d") ) (text "本页按 §13.4 的 Hirose 编号连线,排线翻不翻只影响封装:" (at 12.7 164.592 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "8d5bab8f-fc27-5890-b724-c49b2306c2e4") ) (text "这颗座子无论如何都要自建封装(立创那个是 DIP 绕圈编号)," (at 12.7 168.656 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "4074b44f-0778-5518-888f-aefb64a96b04") ) (text "自建时把「焊盘号 = 经排线看过去的 Hirose 脚号」定死即可," (at 12.7 172.72 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "a3c671e3-06dc-5654-913d-4a6bf6e44225") ) (text "两种候选正好差一个 180° 贴片方向。" (at 12.7 176.784 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "9095b9a2-3a79-5a54-88e0-074bee354315") ) (text "⚠ BM24 只有 10 次插拔寿命,而一根排线上有两个插拔点。" (at 158.75 129.54 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "67e2ba63-2f19-5ace-bfd3-de072a8ca61e") ) (text " 插上就别反复拔,备件按每台 2 根备。" (at 158.75 133.604 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "b25424da-047f-5427-a55d-7e6baded6383") ) (text "⚠ 没画的引脚(音频 / 射频控制 / 各路 VREG / CC2)全部悬空。" (at 158.75 139.7 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "fe680863-353d-5cf6-bee5-eeac6a8208d0") ) (text " CC2 必须悬空 —— 只拉一边 CC,手机才判得出插入方向。" (at 158.75 143.764 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "4695577d-8551-5157-b6da-4801de3039b2") ) (text "⚠ 调试串口(pin24 TX / pin29 RX)故意不引:1.8V 电平," (at 158.75 149.86 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "85e53e3e-987a-589b-9924-81b1f2dadeb6") ) (text " 接 ESP32 要加电平转换;而且 pin29 夹在两个地脚中间," (at 158.75 153.924 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "aca749d1-5239-52bb-9407-c691a1b03552") ) (text " 引出来会把这一片排版挤垄。真要用就是一次改板。" (at 158.75 157.988 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "b4ba2e19-1152-52f6-b1ec-cc8c265e4dc0") ) (text "⚠⚠ 打样前必做:买一块原厂尾插小板当量具(§13.5)" (at 12.7 129.54 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "f442b009-50b9-5e3e-87bc-96e5801ed0e7") ) (text "我们这颗座子接的就是原厂小板上那颗座子的位置 —— 同一根排线的同一端。" (at 12.7 134.112 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "eda7029b-4bde-5c50-9464-fdc4b1d51ce6") ) (text "所以「物理位置 ↔ 网络」照抄原厂小板的就一定对,不用管 Hirose 编号," (at 12.7 138.176 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "838c8ca0-d95e-54c7-8150-ddec548157fd") ) (text "也不用管排线翻没翻。裸板上从 USB-C 母座(0.5mm 间距,好扎)打通断," (at 12.7 142.24 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "ea52efef-56df-5af8-901a-d915d3ec56ad") ) (text "量出 D+/D−/VBUS/CC1/GND/口温 各通到 BM24 座的哪个物理位置,抄进封装即可。" (at 12.7 146.304 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "391c64dd-5dbf-50ef-86aa-b474e76829b8") ) (text "顺带一次解决:座子是公头还是母座、口温电阻到底多大、ESD 用什么 —— 全照抄。" (at 12.7 150.368 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "d061c38a-d266-55cb-9178-a49b56f196c0") ) (text "(公开渠道没有小板资料:我们这份 PDF 44 页全是主板,mobilerdx 的「完整包」" (at 12.7 156.464 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "587faa67-b7c8-5f16-be43-dd43be246474") ) (text " 也是同一套,vinafix 上 dipper 只有 Mi 8 Lite / Mi 8X。2026-09-04 查过。)" (at 12.7 160.528 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "61b1ccb2-4ae6-52e9-a136-9b1829a276cb") ) (text "CH4 手机位" (at 34.29 31.75 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "bfb68ed3-ba36-5ce0-9cfa-22336db54649") ) (text "CH5 手机位" (at 123.19 31.75 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "8aeba8ac-abd3-59a7-8343-580dd6be8b1f") ) (text "引脚映射(2026-09-04 实测 + 推导,§13.5):原厂排线在摊平的平面里是**恒等映射**" (at 12.7 129.54 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "c68f757e-155c-5c65-8abb-def0ed77545f") ) (text "(上方内侧↔下方内侧、上方外侧↔下方外侧,从左到右一一导通,用户实测);" (at 12.7 134.112 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "d52c5aed-c5fa-5f4c-818a-f32ec7efcea9") ) (text "两个公头在同一面、相差 180°。于是 J1401(排, m) ↔ 本座子(同排, 26-m):" (at 12.7 138.176 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "67e9bd5d-5f70-5502-b88d-a6861e473181") ) (text " 奇数脚 N → 50-N 偶数脚 N → 52-N" (at 12.7 143.256 0) (effects (font (size 1.905 1.905)) (justify left bottom)) (uuid "dcb523ff-7032-548c-a8f5-54fbd2205dce") ) (text "即 D+ 46→6、D- 48→4、CC1 30→22、口温 38→14;地 12 个 → 1,2,8,12,16,19,23,24,29,37,41,47。" (at 12.7 148.336 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "65644279-6532-578c-996b-9b5833bc1f1a") ) (text "(这条推导不需要知道「哪一排是奇数排」—— 两边都用 Hirose 脚号表达,那个未知量抵消了。)" (at 12.7 152.4 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "81bd81ef-0fc1-5faa-9848-039d16c8caa1") ) (text "⚠ 电源触点约定:符号 pin51 = Hirose pin1/2 那一端,pin52 = pin49/50 那一端。" (at 12.7 159.512 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "39b5ca08-a75e-56d2-87bc-b6ad19a5f902") ) (text " J1401 的 G1(地) 在它的 pin1/2 端,经上面的反序落到我们这颗的 pin49/50 端" (at 12.7 163.576 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "56919043-0df3-5d26-ba40-ceac0cd4cdf5") ) (text " → **52 = GND,51 = VBUS**。⚠ 首件仍要实测,接反就是 5V 对地短路。" (at 12.7 167.64 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "78d55d50-2edd-588c-8c41-ffbeffdd5762") ) (text "⚠ 机械:两个公头同一面 → 两个母座都得朝上、大致共面。" (at 158.75 129.54 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "d8623bc5-4332-5dd8-b5d8-339f204c1254") ) (text " 而 J1401 朝天、本座子也朝天、载板在手机下面,所以排线必须走" (at 158.75 133.604 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "919f1c59-442b-5010-b13a-7a84962fd374") ) (text " **台阶式下折**(下 90° 再上 90°,净旋转为零,公头仍朝下)," (at 158.75 137.668 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "937e502a-9715-565b-ad6b-7652442144d6") ) (text " **不能走 U 形回折**(会把面翻过来,插不进去)。" (at 158.75 141.732 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "7a71a9b4-060a-5919-85bc-2b1b2b426dd6") ) (text " → 本座子要放在手机轮廓之外、J1401 出线的那一侧,PCB 摆位时定死。" (at 158.75 145.796 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "213f674b-be96-55c4-9dca-6f2fd81c4390") ) (text "⚠ BM24 只有 10 次插拔寿命,而一根排线上有两个插拔点 —— 插上就别反复拔。" (at 158.75 152.908 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "47c30ad7-eb19-595e-9676-7c368244e1ab") ) (text "⚠ 没画的引脚(音频 / 射频控制 / 各路 VREG / CC2)全部悬空。" (at 158.75 159.004 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "2b006299-f731-53a5-b0c4-2026c9a95fbd") ) (text " CC2 必须悬空 —— 只拉一边 CC,手机才判得出插入方向。" (at 158.75 163.068 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "5a323229-8667-5e45-95c4-f2651f0f0418") ) (text "⚠ 调试串口(pin24 TX / pin29 RX)故意不引:1.8V 电平,接 ESP32 要电平转换。" (at 158.75 167.132 0) (effects (font (size 1.587 1.587)) (justify left bottom)) (uuid "e8f3fdaf-d12b-5b09-b130-d178ea934df2") ) (embedded_fonts no) )