
4. CONVERSATIONAL MACRO FUNCTION
B–62073E–2/03
90
OT alarm flag 1
I.D No.
(#8997)
Bit name Information contents
Error
code
– (01H) Undetermined
SPOH (02H) Spindle motor is overheated OT 101
SPVE (04H) Deviation between spindle motor
commanded speed and actual
speed is excessive (15–20%)
OT 012
SPFU7 (08H) Spindle motor speed control unit
fuse F7 has been cut
OT 103
5
SPFU1 (10H) Spindle motor speed control unit
fuse F1, F2, or F3 has been cut
OT 104
SPFUA (20H) Spindle motor speed control unit
fuse AF2 or AF3 has been cut
OT 105
SPEXA (40H) Spindle motor speed has exceeded
maximum rating (analog detection)
OT 106
SPEXD (80H) Spindle motor speed has exceeded
maximum rating (digital detection)
OT 107
OT alarm flag 2
I.D No.
(#8997)
Bit name Information contents
Error
code
SP24V (01H) Spindle motor speed control unit
24V voltage is too high
OT 108
SPCND (02H) Power semi–coductor is overheated OT 109
SP15V (04H) Spindle motor speed control unit
15V voltage is too low
OT 110
SPHIV (08H) Spindle motor speed control unit
DC link section voltage has risen
excessively
OT 111
SPCUR (10H) Spindle motor speed control unit
DC link section current has flowed
excessively
OT 112
SPCPU (20H) Spindle motor speed control unit
CPU or peripheral circuit is abnormal
OT 113
SPROM (40H) Spindle motor speed control unit
ROM is abnormal
OT 114
– (80H) Undetermined