Differences

This shows you the differences between two versions of the page.

--- keyboard:sejin_m8700 [11 Apr 2026 15:38] – coolpenguin1
+++ keyboard:sejin_m8700 [11 Apr 2026 23:18] (current) – coolpenguin1
@@ Line 7: / Line 7: @@
 | **Protocol** | [[AT protocol| AT]] / [[XT protocol| XT]] |
 | **Keycaps** | [[terminology:double-shot|Double-Shot ABS]]\\ [[terminology:dye_sublimation|Dye-sub PBT]] |
+</WRAP>
+<WRAP center round important 60%>
+Missing pictures and information; please provide them if you can!
 </WRAP>
-The Se jin M-8700 was a series of AT layout keyboards manufactured by Se jin Electron and OEM'd for various computer manufacturers and brands.
+The Se jin M-8700 was a series of AT layout keyboards manufactured by Se jin Electron and OEMed for various computer manufacturers and brands.
 ==== Description ====
-The M-8700 could come with ABS doubleshot or dye-sub PBT keycaps and Futaba MA Inverse cross mount clicky switches or a currently undocumented Futaba mount membrane switch((kbdmania post [[http://www.kbdmania.net/xe/freeboard/151586]])).\\
+The M-8700 could come with ABS doubleshot or dye-sub PBT keycaps, and Futaba MA Inverse cross mount clicky switches or a currently undocumented Futaba mount membrane switch.((kbdmania post [[http://www.kbdmania.net/xe/freeboard/151586]]))\\
-There are multiple variants of the M-8700 which include:\\
+There are multiple variants of the M-8700:\\
-**'M7USxxx-xx' The US English variant of the M-8700.**\\
+**'M7USxxx-xx' The US-English variant of the M-8700.**\\
-Currently documented to have come with Futaba MA and ABS doubleshot keycaps.\\
+Currently documented with Futaba MA switches and ABS doubleshot keycaps.\\
 Brands documented to have used this model include Vendex Headstart((worthpoint eBay listing archive[[https://www.worthpoint.com/worthopedia/vendex-vintage-headstart-plus-1861766518]])), VTI,((eBay listing archive[[https://web.archive.org/web/20260411015023/https://www.ebay.com/itm/176502420510]])) Apex by Epson,((Offerup listing archive[[https://web.archive.org/web/20260411013607/https://offerup.com/item/detail/291d13bc-e8ec-3faf-953a-b881e588f1d5]])) Samsung((Greek blog post[[https://retromaniax.gr/threads/%CE%A0%CE%B1%CF%81%CE%BF%CF%85%CF%83%CE%AF%CE%B1%CF%83%CE%B7-samsung-spc3000v.24673/]])) and Packard Bell.\\
-Despite having the cutout for a lock-light switch no US model is currently documented to have used one and are instead left locked into a single protocol.\\
+Despite having a cutout for a lock‑light switch, no US model is currently documented as having used one; they are instead locked into a single protocol.\\
 **'M7Kxxxx-xx' The Hangul variant of the M-8700.** \\
-Currently documented to have come with Futaba MA and a currently undocumented membrane switch.\\
+Currently documented to with Futaba MA or an undocumented membrane switch.\\
-This version has been documented to come with ABS doubleshot or dye-sub PBT keycaps.\\
+This version has been documented to use ABS doubleshot or dye-sub PBT keycaps.\\
-Brands documented to have used this model include currently Samsung((Samsung SPC-3100 ad[[https://web.archive.org/web/20260411020210/https://audiopub.co.kr/wp-content/uploads/2024/01/T_samsung-SPC-3100S-and-3100C-and-3100P.jpg]])) and Daewoo((Korean blog post[[https://www.clien.net/service/board/park/11128826]])).\\
+Brands documented to have used this model include Samsung((Samsung SPC-3100 ad[[https://web.archive.org/web/20260411020210/https://audiopub.co.kr/wp-content/uploads/2024/01/T_samsung-SPC-3100S-and-3100C-and-3100P.jpg]])) and Daewoo((Korean blog post[[https://www.clien.net/service/board/park/11128826]])).\\
 **'M7US0SX-37' A unique Vendex Headstart branded version of the M-8700 with a completely different case design and auto AT/XT functionality.**\\
-Documented to come with Futaba MA and thick doubleshot ABS keycaps. ((eBay listing archive[[https://web.archive.org/web/20231223194211/https://www.ebay.com/itm/225618151426]]))
+Documented with Futaba MA switches and ABS doubleshot keycaps. ((eBay listing archive[[https://web.archive.org/web/20231223194211/https://www.ebay.com/itm/225618151426]]))
-**'Headstart Explorer' A M-8700 assembly integrated directly into the Headstart Explorer computer.** ((Image gallery[[https://oldcomputer.info/gallery.php?spgmGal=Museum/PC/HeadStart_Explorer&spgm]])) \\ Currently not much is documented about this variant outside of the fact the known versions use the membrane switch.
+**'Headstart Explorer' An M-8700 assembly integrated directly into the Headstart Explorer computer.** ((Image gallery[[https://oldcomputer.info/gallery.php?spgmGal=Museum/PC/HeadStart_Explorer&spgm]])) \\ Currently not much is documented about this variant, other than that the documented versions use the membrane switch.
 ==== Construction ====
 === Case and Internals ===
-The M-8700 has been documented to come in three different kinds of cases:\\
+The M-8700 has been documented with three different kinds of cases:\\
-**A generic version used in most rebrands and all unbranded models:**\\
+**A generic version used in most rebrands and all unbranded models**:\\
+==Top case==
 The top is made of ABS plastic\\
-Externally, it has a pen holder above the top key row and a lock-light sticker on it's top right. On rebranded models it features a badge cutout in the top left.\\
+Externally, it has a pen holder above the top key row and a lock-light sticker on its top right; on rebranded models it features a badge cutout in the top-left.\\
-Internally, it has date of manufacture time stamps and plastic standoffs for fastening the bottom case into the top case.
+Internally, it has date of manufacture time stamps and plastic standoffs for fastening the bottom case to the top case.
+==Bottom case==
 The bottom is made of ABS plastic\\
-Externally, it has a cutout for a AT/XT switch, the keyboard sticker documenting the keyboard's FCC ID, country of origin, model number and serial number and four total feet: two non-slip feet and two flip out feet with two settings each, one which sets the keyboard at a 11° angle and the other at a 15° degree.\\
+Externally, it has a cutout for an AT/XT switch, a keyboard sticker documenting the keyboard's FCC ID, country of origin, model number and serial number and four feet in total: two non‑slip feet and two flip‑out feet with two settings per foot (one sets the keyboard at 11°; the other at 15°)\\
 Internally, it has 4 pegs for holding the assembly in place, a metal RF shield and two rubber pads for preventing the assembly from shorting on the RF shield.
+==Assembly==
-The assembly on the Futaba version consists of a PCB and switch steel plate.\\
+The assembly on the Futaba version consists of a PCB and a switch steel plate.\\
-The PCB has a sticker which shows the assembly model and serial numbers.
+The PCB has a sticker which documents the assembly's model and serial numbers.
 **A 'M7US0SX-37' version produced for Vendex Headstart:**\\
-The top case is made of ABS plastic\\ Externally, it features a sloped design near it's top which has the Vendex Headstart logo in it's top left corner and a distinctive lock-light sticker with a slant on it's left side.\\
+==Top case==
+The top case is made of ABS plastic\\
+Externally, it features a sloped design near its top with the Vendex Headstart logo in it's top-left corner, and a distinctive lock-light sticker with a slant on it's left side in it's top-right corner.\\
+==Bottom case==
 The bottom case is made of ABS plastic\\
-Externally, it has six screws for fastening the two case pieces together and uses four feet in total: two non-slip feet and two flip-out feet which use the same design as the M-8700 on a large protrusion on the back of the case.  It has two stickers on the back: a auto AT/XT sticker and the model sticker with the keyboard's FCC ID, country of origin, model number and serial number documented on the back.
+Externally, it has six screws that fasten the two case pieces together and four feet in total: two non‑slip feet and two flip‑out feet that use the same design as the M‑8700 on a large protrusion at the back of the case.\\
-As of writing there are no internal pictures documented; however based on the pictures it appears to use a painted steel plate.
+It has two stickers on the back: an auto AT/XT sticker and a keyboard sticker with the keyboard's FCC ID, country of origin, model number and serial number documented on the back.\\
+==Assembly==
+As of writing, no internal pictures are documented; however, based on the documented example, it appears to use a painted steel plate.
 **A 'Headstart Explorer' version used in the Vendex Headstart Explorer computer.**\\
+==Top case==
 The top case is made of ABS plastic\\
-Externally, it has three screws one at the top and one on each respective side for fastening the top into the bottom, lock-lights cutouts with lettering embossed directly into the case and two large plastic hinges for flipping the keyboard up to the top of the computer case when not in use.
+Externally, it has three screws, one at the top and one on each respective side for fastening the top into the bottom; lock-lights cutouts with lettering embossed directly into the case and two large plastic hinges for flipping the keyboard up onto the top of the computer case when not in use.
+==Bottom case==
 The bottom is made of ABS plastic\\
-Externally, it only features a 'Headstart Explorer' logo printed on it's bottom left corner.
+Externally, it features only a 'Headstart Explorer' logo printed in its bottom‑left corner.
-As of writing there are no documented internal pictures of the case.\\
+As of writing, there are no documented internal pictures of the case.\\
-There is only one picture of the assembly; it shows a steel switch plate, mainboard with membrane connects and a cable for internally connecting the keyboard to the computer.
+==Assembly==
+The only documented picture of the assembly shows a steel switch plate, a mainboard with membrane connectors, and a cable for internal cable for connecting to the computer.
 === Keycaps ===
-All versions of the M-8700 use OEM profiile, Futaba inverse cross mount keycaps in either ABS doubleshot or dye-sub PBT.
+All versions of the M-8700 use OEM profiile Futaba inverse cross mount keycaps in either ABS doubleshot or dye-sub PBT.
 ==== Gallery ====
+==Packard Bell branded 'Generic' M-8700.==
 <gallery showcaption>
 keyboard:sejin:8700-1.jpg
@@ Line 75: / Line 86: @@
 keyboard:sejin:8700-6.jpg
 keyboard:sejin:8700-7.jpg
+keyboard:sejin:m8700-18.jpg
 keyboard:sejin:sejin8700-8.jpg
 keyboard:sejin:sejin8700-9.jpg
@@ Line 84: / Line 96: @@
 keyboard:sejin:sejin8700-15.jpg
 keyboard:sejin:sejin8700-16.jpg
+keyboard:sejin:sejin8700-17.jpg
 </gallery>
-Detailed pictures are from a model identical to the one doomsday_device pictured. The solder and flux are not original as the old switches were swapped with NOS ones.
+Detailed pictures are from a model identical to the one doomsday_device pictured. The solder and flux are not original as the old Futaba MA switches were swapped with NOS ones.
 == Acknowledgements ==
 Pretty pictures provided by @doomsday_device from the KBI discord.
-{{tag>wip keyboard:sense-contact keyboard:protocol-AT keyboard:keycaps-doubleshot keyboard:keycaps-dyesub keyboard:layout-at keyboard:oem-sejin}}
+{{tag>wip keyboard:sense-contact keyboard:protocol-AT keyboard:protocol-XT keyboard:keycaps-doubleshot keyboard:keycaps-dyesub keyboard:layout-at keyboard:oem-sejin}}