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CNC DIAGNOSTIC |
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| SV 000 |
Tachogenerator Disconnect |
M Series Servo -
Check the connection to the motor - Remove wires from terminals 5,6,7,8 -
measure between 5 and 7 or 6 and 8 should read a short. Check for tach
feedback at check terminals CH2 and CH3. |
AC
Servo - Check the connection to the motor - Remove wires from terminals 5,6,7
- measure between each of the wires, they should all read the approx same and
should be low resistance |
| SV 001 |
Motor Overload |
M Series Servo - Reset overload,
Check the servo transformer thermostat |
AC Servo - Check the thermostat
on the servo transformer and the heat fin |
| SV 002 |
Velocity Unit Breaker Off |
M Series Servo - Turn off power
and reset breaker |
Alarm message not displayed for
AC Servo |
| SV 003 |
Excess Current in Servo |
M Series Servo - Disconnect
servo motor and check for short to ground. Check for short circuit on
transistors. Bad servo drive board |
AC Servo - Disconnect servo
motor and check for short to ground. Check for short circuit on transistors.
Bad servo drive board |
| SV 004 |
Excess Voltage in Servo |
M Series Servo - Check input
voltage. Check servo motor for short circuit. Replace servo control pcb |
AC Servo - Check input voltage.
Check servo motor for short circuit. Replace servo control pcb |
| SV 005 |
Excess Discharge Current |
M Series Servo - Discharge
transistor or pcb is defective |
AC Servo - Discharge transistor
or pcb is defective |
| SV 006 |
Velocity Unit Power to Low |
M Series Servo - Incoming power
is to low. Check voltage on pins 1 and 2, and 2 and 3 on CNC2 for 19 volts
ac. Replace pcb |
AC Servo - Incoming power is to
low. Check voltage on pins 1 and 2, and 2 and 3 on CNC2 for 19 volts ac.
Replace pcb. Check 5v fuse. |
| SV 008 |
Excess Error (Stop) |
Check parameters 1828 - 1830.
Check incoming voltage. Master board
may be bad. |
Check parameters 1828 - 1830.
Check incoming voltage. Master board
may be bad. |
| SV 009 |
Excess Error (Moving) |
Check parameters 1828 - 1830.
Check incoming voltage. Master board
may be bad.Check for mechanical bind. |
Check parameters 1828 - 1830.
Check incoming voltage. Master board
may be bad.Check for mechanical bind. |
| SV 010 |
Excess Drift Compensation |
Check connections to motor.
Check if parameter 1834 exceeds 500. Master board may be bad |
Check connections to motor.
Check if parameter 1834 exceeds 500. Master board may be bad |
| SV 011 |
LSI Overflow |
Check parameters
1826,1825,1820,1816. Pulse coder may be defective. Master board may be
defective. |
Check parameters
1826,1825,1820,1816. Pulse coder may be defective. Master board may be
defective. |
| SV 012 |
Motion Value Overflow |
Check CMR parameter or feedrate
setting failure |
Check CMR parameter or feedrate
setting failure |
| SV 013 |
Improper V-Ready Off |
M Series Servo - Check for a
100vac between terminals 3 and 4. Check fuse breaker is not tripped |
AC Servo - Check for a 100vac
between terminals 3 and 4. Check fuse breaker is not tripped |
| SV 014 |
Improper V-Ready On |
Velocity control ready signal
VRDY was turned on when the position control ready signal PRDY is turned off |
Velocity control ready signal
VRDY was turned on when the position control ready signal PRDY is turned off |
| SV 015 |
Pulse Coder Disconnect |
Broken cable to Pulse Coder. Bad
pulse coder. Master board may be defective. |
Broken cable to Pulse Coder. Bad
pulse coder. Master board may be defective. |
| SV 017 |
ILL Position Control LSI |
A position control LSI fault was
detected |
A position control LSI fault was
detected |
| SV 018 |
Unfit DSOG Frequency |
Check connection to resolver.
Check gain and phase shift. Position detector is bad. Inductosyn/Resolver pcb
is bad. |
Check connection to resolver.
Check gain and phase shift. Position detector is bad. Inductosyn/Resolver pcb
is bad. |
| SV 019 |
Unfit Pulse of Pulse Coder |
An error was detected in the
feedback pulse from the pulse coder |
An error was detected in the
feedback pulse from the pulse coder |
| SV 020 |
Unfit Phase Shift Value |
Check connection to resolver.
Check gain and phase shift. Position detector is bad. Inductosyn/Resolver pcb
is bad. |
Check connection to resolver.
Check gain and phase shift. Position detector is bad. Inductosyn/Resolver pcb
is bad. |
| SV 021 |
Unfit Pulse Coder 1 Rev On |
The one revolution signal from
the pulse coder was turned on at an abnormal position. |
The one revolution signal from
the pulse coder was turned on at an abnormal position. |
| SV 022 |
Pulse Coder 1 Rev Missing |
The one revolution signal from
the pulse coder was not turned on within the allowable tme |
The one revolution signal from
the pulse coder was not turned on within the allowable tme |
| SV 023 |
SV Overload |
Servomotor was overloaded |
Servomotor was overloaded |
| SV 025 |
V Ready On |
Velocity control ready signal
VRDY was turned on instead of being turned off when the servo control was
turned on. |
Velocity control ready signal
VRDY was turned on instead of being turned off when the servo control was
turned on. |
| SV 026 |
Illegal Axis Arrange |
Parameter #1023 for the servo
axis arrangment was not set properly |
Parameter #1023 for the servo
axis arrangment was not set properly |
| SV 030 |
Emergency Stop |
Emergency stop was applied |
Emergency stop was applied |
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| OT 001 |
"+" Overtravel (Soft 1) |
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| OT 002 |
"-"
Overtravel (Soft 1) |
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| OT 003 |
"+" Overtravel (Soft 2) |
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| OT 004 |
"-"
Overtravel (Soft 2) |
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| OT 005 |
"+"Overtravel (Soft 3) |
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| OT 006 |
"-" Overtravel (Soft 3) |
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| OT 007 |
"+" Overtravel (Hard) |
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| OT 008 |
"-" Overtravel (Hard) |
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| OT 021 |
"+" Overtravel (Pre-Check) |
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| OT 022 |
"-" Overtravel (Pre-Check) |
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| OT 100 |
Spindle Alarm |
Spindle motor alarm signal turned on |
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| OT 101 |
Spindle Motor Overheat |
Spindle motor is overheated. Check Fan on spindle motor. |
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| OT 102 |
Excess Velocity Error |
A deviation is excessive between
commanded and actual velocity of spindle motor. Transistor module bad.
Spindle motor feedback sensor bad. |
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| OT 103 |
Fuse F7 Blown |
Check Fuse F7. Check transistor modules |
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| OT 104 |
Fuse F1,F2, or F3 Blown |
Check Fuse F1,F2, and F3 |
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| OT 105 |
Fuse AF2 or AF3 Blown |
Check AF2 and AF3. Defective PCB |
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| OT 106 |
Excess Velocity (Analog) |
Spindle motor speed exceeded the
max rating. |
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| OT 107 |
Excess Velocity (Digital) |
Spindle motor speed exceeded the
max rating. |
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| OT 108 |
Voltage (+24V) Too High |
Check 24Volts, Check voltage
selector switch |
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| OT 109 |
Power Semiconductor Overload |
Power semiconductor overheat
Check Fan on spindle drive |
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| OT 110 |
Voltage (+15V) Too Low |
Check 15V test pin on spindle
board.Check Fuses. Replace spindle Board |
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| OT 111 |
Voltage Excess(DC Link) |
The voltage on the DC Link is to
high. Check incoming voltage. |
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| OT 112 |
Current Excess (DC Link) |
High current. Check motor for
short. Check transistors. |
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| OT 113 |
CPU Error |
Replace spindle board |
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| OT 114 |
Rom Error |
Rom ics defective. Replace
spindle board. |
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| OT 115 |
Option Alarm |
Auxiliary alarm for spindle
motor. |
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| OT 116 |
Disconnection Pulse Coder |
Bad Pulse Coder. Broken Cable. |
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