(q) Key in "F" .
(STOP)
(r) If the DSO indicator of the SKA is off, execute drive select by key
"0". (DSO indicator turns on).
(s) Key in "Cl*. (SEEK TMAX).
(t) Repeat the procedure from items (m) to (p) and adjust so that the
items (o) and (p) are satisfied at track 00 and at the innermost
track.
(u) Key in "F". (STOP)
(v) The items (o) and (p) are applied to the side 0 head.
However, as
to. the unload level in item (o) will be excluded unless it is the
same read level as the head load condition.
Depress key "4" to turn off the SIDE 1 indicator of the SKA and
confirm in the same procedure of items (L) through (u) for the side 0
head.
(w) Key in "CO" and confirm that the TRACK indication Becomes "00".
(RECALIBRATE)
(x) After opening the front lever, draw out the disk slowly.
In the
process of drawing out, the side 0 and side 1 heads shall not catch
the head window edge of the disk jacket (opening area of the jacket
to make the head be in contact with the disk surface).
The jacket
can be drawn out smoothly with appropriate space margin.
(y) Insert the disk slowly and confirm that the disk jacket does not
touch the side 0 nor the side 1 head and goes into the FDD smoothly
with appropriate space margin.
(z) If the items (t),
(v), (x),
or (y) is out of the specification, refer
to item (u) of "General method".
4056
Содержание FD-55 Series
Страница 7: ...SECTION 3 THEORY OF OPERATION 300...
Страница 8: ...3 1 CONSTRUCTION AND FUNCTION 3 1 1 General Block Diagram Fig 301 General block diagram 301...
Страница 23: ...Fig 308 Control circuit block diagram 316...
Страница 40: ...SECTION 4 MAINTENANCE 4000...
Страница 56: ...J4 J12 Option J9 J5 Top view of the FDD Fig 401 Types of connectors 4016...
Страница 81: ...Collet shaft Front lever Gap between collet shaft and set arm hole Fig 412 Adjustment of set arm position 4043...
Страница 87: ...Fig 416 Adjustment of arm lifter Note Viewed from front bezel side Fig 417 Gap of arm lifter 4049...
Страница 95: ...Note Refer to item 4 2 1 as to handling of the set screw 4057...
Страница 97: ...j Repeat the procedure from item c to f Note Refer to item 4 2 1 as to handling of the set screw 4059...
Страница 102: ...k Key in Cl SET TMAX L Confirm as in item j 4064...
Страница 104: ...Notch B position TP6 voltage 0 5V Max LED indicator Fig 422 Check of file protect sensor 4066...
Страница 125: ...k Eject the level disk and release the Invert and ADD modes of the oscilloscope 4087...
Страница 136: ...Fig 431 Adjustment track alignment 4098...
Страница 153: ...Fig 436 Adjustment of index sensor 4115...
Страница 159: ...Head carriage Ass 1 Stepping motor capstan Guide shafts Fig 437 Replacement of head carriage Ass y 4121...
Страница 169: ...12 it is recommended to connect the FDD to the system for overall test Refer to item 4 2 5 1 4131...
Страница 172: ...Fig 440 Replacement of head pad 4134...
Страница 176: ...Plate Fig 441 CSS Ass y and shift lever position 4138...
Страница 177: ...SECTION 5 DRAWINGS PARTS LIST 500...
Страница 179: ...r Fig 501 External view No l 502...
Страница 181: ...PCBA DD motor servo Fig 503 External view No 3...
Страница 182: ...Fig 504 External view No 4 505...
Страница 183: ...Partis nrnnber of the FDD Fig 505 Extemal view No 5 506...
Страница 188: ...Fig 506 Mechanical section break down 511...
Страница 199: ...PCBA DD MOTOR SERVO PARTS LOCATION Type S i 522A...
Страница 200: ...PCBA DD TOR SERVO PARTS LOCATION Type TO 522B...
Страница 201: ...PCBA DD MOTOR SERVO PARTS LOCATION Type G 522C...
Страница 202: ...PCBA DD MOTOR SERVO PARTS LOCATION Type T 522D...
Страница 203: ...55 3 on I537Q2 5 or P S W Q U j k I J U C o fc I 3 W J V o 6 V y f t 523A PCPA DD MOTOR SERVO SCHEMATIC Type S...
Страница 204: ...523B PCBA DO MOTOR SERVO SCHEMATIC Type K...
Страница 205: ...o 523C i 1 PACB DD HOTOR SERVO SCHEMATIC Type G...
Страница 206: ...CV 5 3 3 H 2SV 523D PC DD M o t o r SERVO SCHEMATIC Type T...
Страница 207: ...PCBA MFD CONTROL B PARTS LOCATION PCB ISSUE A G 524A...
Страница 208: ......
Страница 209: ...PCBA FRONT OPT PARTS LOCATION 525 PO I...
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