I just checked the connections, assuming the IDC pinout is as per this link:
http://www.hilmanind.com/pinouts/floppy.bak
34pin IDC 37pin D-SUB
1 NC
2 NC
3 NC
4 4
5 8
6 6
7 5
8 NC
9 9
10 10
11 11
12 12
13 13
14 14
15 15
16 16
17 NC
18 20
19 21
20 22
21 23
22 24
23 25
24 26
25 27
26 28
27 29
28 30
29 31
30 32
31 33
32 34
33 35
34 36
The MZF files are different to the DSK files, the former being the tape format used by Sharp, ie. a 128 byte header+data, the disk are different, they are in extended CPC (Amstrad) format, ie a dump of SA-6510 DSK:
0 45 58 54 45 4e 44 45 44 20 43 50 43 20 44 53 4b 20 46 69 6c 65 0d 0a 44 69 73 6b 2d 49 6e 66 6f 0d 0a 43 EXTENDED CPC DSK File..Disk-Info..C
23 50 44 52 65 61 64 20 76 33 2e 32 34 00 28 02 00 00 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 PDRead v3.24.(.....................
46 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 ...................................
69 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...................................
8C 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...................................
AF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...................................
D2 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...................................
F5 00 00 00 00 00 00 00 00 00 00 00 54 72 61 63 6b 2d 49 6e 66 6f 0d 0a 00 00 00 00 00 00 00 00 01 11 4e e5 ...........Track-Info............N.
118 00 00 01 01 00 00 00 01 00 00 02 01 00 00 00 01 00 00 03 01 00 00 00 01 00 00 04 01 00 00 00 01 00 00 05 ...................................
13B 01 00 00 00 01 00 00 06 01 00 00 00 01 00 00 07 01 00 00 00 01 00 00 08 01 00 00 00 01 00 00 09 01 00 00 ...................................
15E 00 01 00 00 0a 01 00 00 00 01 00 00 0b 01 00 00 00 01 00 00 0c 01 00 00 00 01 00 00 0d 01 00 00 00 01 00 ...................................
181 00 0e 01 00 00 00 01 00 00 0f 01 00 00 00 01 00 00 10 01 00 00 00 01 00 00 11 01 20 20 00 01 00 00 00 00 ........................... ......
1A4 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...................................
1C7 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...................................
Hope this helps.