Differences

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--- 5_25_floppy_drives:mitsumi_newtronics_d509v2 [2021/05/14 18:56] – [Mitsumi/Newtronics D509V2] js
+++ 5_25_floppy_drives:mitsumi_newtronics_d509v2 [2021/06/13 19:32] (current) – [Mitsumi/Newtronics D509V2] js
@@ Line 15: / Line 15: @@
 ^ Disk loading | Lever |
 ^ Known colors |<WRAP>
-| <colorswatch #E7E7E7: > | White |
+| <colorswatch #E7E9E9: > | White |
 | <colorswatch #A5A8AB: > | Gray |
-| <colorswatch #090A0C: > | Black |
+| <colorswatch #121114: > | Black |
 </WRAP>|
 </WRAP>
@@ Line 24: / Line 24: @@
 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 [[#tsd_2_a|TSD 2 "A"]] (83 maximum seek-able tracks) or [[#tsd_2_b|TSD 2 "B"]] control board and the Sankyo SB88C motor board.
+It uses the [[#tsd_2_a|TSD 2 "A"]] (83 maximum seek-able tracks) or [[#tsd_2_b|TSD 2 "B"]] control board and the Kumagaya 771N1 or Mitsumi M90BCL-3  motor board.
 ===== Pictures =====
 | {{:5_25_floppy_drives:mitsumi_newtronics_d509v2:back.jpg?200 |}} | {{:5_25_floppy_drives:mitsumi_newtronics_d509v2:top1.jpg?200 |}} {{:5_25_floppy_drives:mitsumi_newtronics_d509v2:top2.jpg?200 |}} | {{:5_25_floppy_drives:mitsumi_newtronics_d509v2:bottom1.jpg?200 |}} {{:5_25_floppy_drives:mitsumi_newtronics_d509v2:bottom2.jpg?200 |}} {{:5_25_floppy_drives:mitsumi_newtronics_d509v2:bottom3.jpg?200 |}} |
@@ Line 40: / Line 40: @@
 {{pdfjs 100%,800px>:5_25_floppy_drives:mitsumi_newtronics_d509v2:tsd_2_b.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.