Mitsubishi Electric M4853 Maintenance Manual page 65

5.25 inch flexible disk drive
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Item
(3)
Choosing READY
C o n d i t i o n
(4) separate
IN USE
signal
3 . Interchangeability
of parts
4 . Others
j
M4853
•With STANDARD READY
R-2 is shorted and
R-3 is open.
With HOLD READY R-2
is open and R-3 is
shorted.
•In the PCB pattern,
DI is cut off, and
short plug J3 is
shorted.
•Parts M4853 and M4853-1 are not interchange­
able.
•The electrical interface (power supply
interface) with the controller is the same
for M4853 and M4853-1.
•The power supply connector and electrical
interface connector are in the same posi­
tion.
MA853-1
•With STANDARD READY
DC is open and 2S is
open. With HOLD
READY DC is open and
2S is shorted.
•Short plug, IU is
open.
Remarks

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