Mitsubishi FREQROL-SF - 2.9 Adjusting and replacing motor built-in encoder

(Note) Even if part of the diode stack is defective,
replace the entire amplifier with a new one.
If it is necessary to replace the diode stack, by
referencing Section 2.7, replace it with a new one.
Criterion list
(when x 10 R range of the circuit tester is used)
1 Terminal to be
checked
Between
P and R
Circuit tester
terminal
OK No good
- A. Shortcircuited,
'nal
Indefinite
several 1OOQ
nal Several 10R
Shortcircuited,
indefinite
nal Indefinite
Shortcircuited,
several 1002
Between
P : @ termii
P and S
P : @ termi:
IllUczLIIIILt:
nal
Shortcircuited,
Several 1022 G_;l_FG_;c_
Between
P : @ terminal Indefinite
Shortcircuited,
several 1005
P and T
P : 0 termi: nal Several 10R
Shortcircuited,
indefinite
Between
N : @ termi: nal Several 102
Shortcircuited,
N and R
N : 0 termi:
nal
Indefinite
Shortcircuited,
several 10012
Between
N and S
Between
N and T
nal Several 109
Shortcircuited,
indefinite
nal Indefinite
Shortcircuited,
several 1OOR
nal
Several 1052
Shortcircuited,
indefinite
nal
Indefinite
Shortcircuited,
--rr--_-.I 1 nnn
P
: @ terminal
Indefinite
Shortcircuited,
Between
several lOOti
P and N
P : @ terminal
Several 1OOR
Shortcircuited,
indefinite
(Note)
0 terminal: Red lead of circuit tester
@ terminal: Black lead of circuit tester
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