–         Not Ready(Not an alarm) 0         Control Ready(Not an alarm) 1         Motor overheat  2         Excessive Speed Error  3         Fuse on DC Link Blown(SPM is faulty) 4         Input Fuse/Power Fault(PSM is faulty) 5         Power Supply Fuse Blown 6         Temperature sensor disconnected 7         Overspeed 8         High Voltage Power Input  9         Overheat Main CIrcuit(SPM is faulty) 10         Low Voltage Input Power(Check input power) 11         Overvoltage in Power Circuit(PSM is faulty) 12         Overcurrent in Power Circuit  13         Data Memory Fault CPU(SPM is faulty) 15        SP Switch Control Alarm  16         RAM Fault(SPM is faulty) 18         Sumcheck Error PGM Data 19        EX Offset Current U  20        EX Offset Current V  24         Serial Transfer Error(normal if CNC is OFF)  25         Serial Transfer Stop 26         Disconnect C Velocity Detect 27         Pulsecoder Disconnected 28         Disconnect C-Pos Detect  29         Short time overload 30         Overcurrent(PSM is faulty) 31         Motor Lock or V-Sig Lost 32         Ram Fault Serial LSI  33         Shortage Power Charge(PSM is faulty) 34         Parameter Setting Error 35         Ex Setting Gear Ratio 36         Overflow Error Counter  37         Speed Detect Par. Error 39         1-Rot Cs Signal Detect 40         No 1 Rot Cs Signal Detect 41         1-Rot Position Coder Error 42         No 1 Rot. Position Coder Detect 43         Disconnect PC for Dif SP Mod 44         Control Circuit (AD) Error 46         Screw 1-Rot Position Coder Alarm 47         Position Coder Signal Abnormal  49         High Conv. Diff. Speed  50         Spindle Control Over Speed 51         Low Voltage DC Link(PSM is faulty) 52         ITP Signal Abnormal 1 53         ITP Signal Abnormal 2 56         Inner Cooling Fan Stop 57         Ex Deceleration Power 58         Overload in PSM (PSM is faulty) 59         Cooling Fan Stopped in PSM (PSM is faulty) 61         Excessive semi-closed loop/closed loop position error alarm 65         Abnormal travel distance in magnetic pole determination operation. 66         Communication Alarm between Spindle and Amplifier  69         Safety Speed Exceeded 70         Abnormal Axis Data 71         Abnormal Safety Parameter  72         Motor Speed Mismatch 73         Motor Sensor Disconnected  74         CPU Test Alarm 75         CRC Test Alarm 76         Safety Function Not Executed 77         Axis Number Mismatch 78         Safety Parameter Mismatch 79         Abnormal Initial Test Operation 81         Motor Sensor one-rotation signal detection error  82         Motor Sensor one-rotation signal not detected 83         Motor Sensor Signal Error 84         Spindle Sensor Disconnected 85         Spindle Sensor one-rotation signal detection error 86         Spindle Sensor one-rotation signal not detected 87         Spindle Sensor Signal Error 88         Cooling Fan on the radiator stopped (SPM is faulty) 89         Sub module SM (SSM) error. 90         Unexpected rotation alarm. 91         Pole position miss alarm. 92         Velocity command-dependent overspeed alarm. A A1 A2         SPM Program ROM error b0         Communication error between amplifier modules b1         (AL-6 or AL-06 on PSM) Converter: control power supply low voltage b2         (AL-8 or AL-08 on PSM) Converter: excessive regenerative power b3         (AL-A or AL-10 on PSM) Converter: cooling fan of the radiator stopped b4         Invalid specification of PSM management axis 1 b5         Invalid specification of PSM management axis 2 C0 C1 C2         Communication data error between the CNC and SPM. C3         Spindle switch circuit error C4         Invalid speed specification during learning control C5         Invalid dynamic characteristics compensation order during learning control C6         Spindle speed exceeded C8         Excessive speed deviation alarm on spindle synchronous control C9         Excessive positional deviation alarm on spindle synchronous control d0         Torque tandem polarity error d1         Spindle tuning function alarm d2         Serial sensor data error d3         Serial sensor transfer error  d4         Serial sensor soft phase error d5         SP Safety Zero Speed Error d6         SP Safety Zero Speed mismatch d7         SP device communication error d8         Current limit setting error d9         Serial sensor pulse miss E0         Serial sensor count miss E1         Serial sensor no 1 rotation signal E2         Serial sensor abnormal E3         Cs high speed change command error E4         Current detect circuit error E5         Low voltage for driver circuit E6         SPM Internal Overheat E7         Spindle ground fault E8         Axis number not set (Dual check safety) E9         U Offset Current Sensor Error SPM F0         V Offset Current Sensor Error SPM F1         Filter Module Error SPM F2         Feedback or current sensor failure F3         SP not failure F4         Phase open F5         Failure of SP (OPEN) F6         Current control failure F7         Failure of SP (SHORT) F8         Mismatch software function code G0         SPM thermistor disconnected G1         SP motor power cable ground fault G2         SP software failure G3         SP software failure G4         SP feedback sensor/cable failure G5         Power off require after PRM 4000#7 change G7         SP control sequence failure UU         FSSB Master Port Disconnect LL         FSSB Slave Port Disconnect