Differences

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

--- 5_25_floppy_drives:mitsumi_newtronics_d509v3 [2021/05/14 17:56] – js
+++ 5_25_floppy_drives:mitsumi_newtronics_d509v3 [2021/06/11 11:11] (current) – js
@@ Line 15: / Line 15: @@
 ^ Disk loading | Lever |
 ^ Known colors |<WRAP>
-| <colorswatch #F1F2F3: > | White |
+| <colorswatch #E7E9E9: > | White |
-| <colorswatch #131214: > | Black |
+| <colorswatch #121114: > | Black |
 </WRAP>|
 </WRAP>
@@ Line 23: / Line 23: @@
 It uses a leadscrew to facilitate head movement and locks the disk with a lever. Head loading is done with via mechanical linkage.
-It uses the [[#n-a|680N-A]] control board and the Sankyo SB88C motor board.
+It uses the [[#mec_3v0|MEC 3v0]] control board and the Mitsumi 69-3147 motor board.
 ===== Pictures =====
 | {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:back.jpg?200 |}} | {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:top1.jpg?200 |}} {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:top2.jpg?200 |}} | {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:bottom.jpg?200 |}} |
@@ Line 29: / Line 29: @@
 | {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:pcb.jpg?200 |}} | ::: | {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:label1.jpg?200 |}} \\ {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:label2.jpg?200 |}} |
 ===== Jumper settings =====
-==== 680N-A ====
+==== MEC 3V0 ====
-{{ :5_25_floppy_drives:epson_sd-680l:680x-a.pdf |}}
+{{ :5_25_floppy_drives:mitsumi_newtronics_d509v3:mec_3v0.pdf |}}
 ++++View PDF|
-{{pdfjs 100%,800px>:5_25_floppy_drives:epson_sd-680l:680x-a.pdf?page-width}}
+{{pdfjs 100%,800px>:5_25_floppy_drives:mitsumi_newtronics_d509v3:mec_3v0.pdf?page-width}}
 ++++
+===== Common issues =====
+==== Broken solder joints on power connector ====
+The solder joints of the power connector can break over time and after repeated plugging and unplugging.
+\\ {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:fix_powerconnector_1.jpg?200|}} \\
+This causes problem with power delivery to the drive resulting in abnormal behaviour.
+\\ {{:5_25_floppy_drives:mitsumi_newtronics_d509v3:fix_powerconnector_2.jpg?200|}} \\
+To fix this issue the solder joint have to be simply re-soldered.