4-1-4. Maintenance Jigs and Tools
The following are the jigs and tools required for adequate maintenance
of the FDD.
(1)
Equipment
(A) When Simulator KA (off-line exerciser, abbreviated to SKA) is used:
(a) Two different models of SKA are used for the maintenance of FD-55A
through F, and for FD-55G.
For FD-55G, designate SKA(-G) .
The following accessories are necessary for operating the SKA (the
accessories are supplied with the SKA).
.
i )
SKA/FFD interface cable (-00)
ii) Check cable #1 (for observation of control signals)
iii) Check cable #2 (for observation of read amp. output signals)
iv) SKA/FDD power 'cable
'
•
-
■
-
(b) Oscilloscope (two channel)
(c) DC power supply (+12V, 1.2A and +5V, 2A) or SKA power supply.
The following accessory is required for the power supply (The
accessory is supplied with the SKA power supply).
i) Power cable (4P)
(d) Thermometer and hygrometer
(B) When SKA is not used:
(a) FDD controller and DC power supply (user's system)
(b) Oscilloscope (two channel)
(c) Frequency counter
4011
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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