Teac FD-55 Series - 262

35ms,Max.
*60Oms,Max.
40Oms, MaX
o
1
I
620
10Oms,Max.
40Oms,Max.
620 "I
-I
'I l,lOOms,MaXo
+12V
+5V
530
40
60
225
230
355
1
230 225
275
530
I
0--~--+-------~---+--~~------4+----~--~--~--~-------+-4------
powlr on MOts°t"art Seek I 1 Jtor
off
surge
Disk Seek H ad
insertion start unload
Motor
start
Head load
Mo or on
Wrl.te
Head load command
Motor on
Head load
Notes: 1. The figures show the typical average current (mA) at each
operation.
Average current
lfffiiEIH1 ~ Ripple current caused by spindle
motor
2. ~Jpical average current means practical value of average current
consumption measured with a typical FDD in room temperature and
with nominal voltage. Rotation torque is supposed to be a
typical one obtained by a commercially available disko
3. *: Head loading is executed after the FDD becomes pre-ready
condition (refer to item 1-8-3 of FD-55 Specification)~
4. Dotted line shows the case of CSS model.
(Fig.217) Typical average current timing chart
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