FANUC 10, 11 Alarms

Fanuc 10, 11 Alarm & Master Board Alarms

These alarm / error codes cover the Fanuc system 10 and 11 master pcb. These alarms cover FANUC System 10M, 10T, 10MA, 10TF, 10TTF, 11M, 11T, 11MA, 11TA, 11TF and both analog and digital versions of the control systems.

Please contact us if you need testing, a repair or an exchange part. For further information please visit our dedicated System 10 & System 11 pages.

Alarm Code Description of Alarm/Error
A MDI connection failure

  • Check optical cable connection and connector of CRT/MDI unit.
  • Replace master PCB, MDI, PCB or optical fiber cable.
  • Check optical interface (MDI/CRT-Master PCB)
C MDI failure (incorrect ID number)

  • Check the type (9″, 14″ etc.) of CRT/MDI unit of the edition number of NC software.
  • Connection unit of operators panel or its connecting cable is defective.
  • Change MDI/CRT, PCB, Operators I/O PCB.
E System Error

  • Loose contact at connector of PCBs to master PCB.
  • Replace (1) Master PCB, (2) NC Software ROM, or (3) ROM board.
  • Check message at CRT.
  • No message at CRT- Clear all memory.
  • Wrong combination of ROM chips in system. Check option Data Sheet against S/W ROM set.
  • Wrong option parameters. May need extra RAM chips.
F Connection failure of connection unit or I/O cards D1-D3.

  • Check the opticla fiber cable connections or these units and connectors.
  • Replace master PCB, connection unit, I/O cards D1-D3, or optical fiber cable.
  • Optical Interface ( I/O- Master PCB). IF01A PCB plugged into wrong slot in I/O rack.
  • Failed I/O module in I/O base unit.
H Different type of above mentioned unit (incorrect ID number)

  • Check the above inputs for their specified types or check the edition number of NC software.
  • Connection of Conn.Unit 2 or its connecting cable (flat) is defective. Conn.Unit 1-2.
J PC or interface converter does not function( while waiting for an answer).

  • Check if PMC ROM cassette, PMC RAM board or interface comverter is mounted on master PCB: or replace the above PCB.
  • Bad ladder or blank PMC cassette. Clear PMC RAM to correct.
L Waiting for PMC ready

  • Replace PMC ROM, PMC ROM cassette, or PMC Ram board.
  • Check the PMC program ( bug in program). Loose contact at I/O module (pos.etc) connector to back panel
b
RAM check error. Transfer error through optical fiber cable.
  • Replace the master PCB or ROM/RAM board additional memory.
  • Wrong combination of ROM chips in system. Check Option Data Sheet against S/W ROM set.
  • Check alarm LED of the units connected by optical fiber cable.
  • Replace master PCB, MDI PCB, connection unit PCB, I/O unit, or optical fiber cable (replace PCB with alarm LED lit. )
c
( high failure rate )
  • Replace PMC RAM if using PC debug. (PMC RAM board).
  • Loose connection of custom LSI’s on PCB’s.
  • Wrong program in PMC RAM board. Clear RAM to correct.
  • SW ( Write Enable ) of PMC RAM was OFF when turning power on.
  • Problem with contact of connector of Master PCB to I/O unit.
  • Problem with ACP board.
  • Failure of System s/w EPROM’s.
  • Failure of CRT/MDI power supply – check +5 on CA3, pins 4,5,6 or CP23, pins 1,2; +24 on CD1, pin 14 or CP23, pins 5,6
 d
Get when NMI occurs continually. Either RAM Parity or the power off signal occurs
  • Check cable J91 between the Input Unit and Power Supply Unit, or for a failed Input Unit.
  • Replace master PCB, connection unit, I/O cards D1~D3, or optical fiber cable.
  • Optical Interface ( I/O ~ Master PCB ).
  • IF01A PCB plugged into wrong slot in I/O rack.
O
 ( IPL mode )

  • If unable to get out of IPL mode, change MDI PC
1
 Normal operation in progress
4
Bad ACP daughter board
  • Replace ACP daughter board
8
On first power up. Problem caused by clock, custom LSI, CPU, BAC, or master PCB
  • Replace the appropriate board (master PCB)

BLANK (All segments unlit)

  • Power supply

Overheat Alarms

Alarm Code Description of Alarm/Error
OH 000 MOTOR OVERHEAT
OH 001 LOCKER OVERHEAT

Graphic RAM Parity Alarms

Alarm Code Description of Alarm/Error
SB 010 GRAPHIC ROM PARITY
SB 011 GRAPHIC ROM PARITY (WORK)
SB 011 GRAPHIC RAM PARITY (RED)
SB 011 GRAPHIC RAM PARITY (GREEN)
SB 011 GRAPHIC RAM PARITY (BLUE)

Parameter Alarms

Alarm Code Description of Alarm/Error
SW 000 PARAMETER ENABLE SWITCH ON
SW010 BUBBLE FREE MODE AVAILABLE

PC Error Alarms

Alarm Code Description of Alarm/Error
PC 010 PC ERROR
PC 020 PC ERROR
PC 030 PC ERROR
PC 500 WATCH DOG ALARM
PC 510 MIC TYPE MISS MATCH

Overheat Alarms

Alarm Code Description of Alarm/Error
OT 001 + OVERTRAVEL (SOFT 1 )
OT 002 – OVERTRAVEL (SOFT 1 )
OT 003 + OVERTRAVEL (SOFT 2 )
OT 004 – OVERTRAVEL (SOFT 2 )
OT 005 + OVERTRAVEL (SOFT 3 )
OT 006 – OVERTRAVEL (SOFT 3 )
OT 007 + OVERTRAVEL (HARD)
OT 008 – OVERTRAVEL (HARD)
OT 0021 + OVERTRAVEL (PRE CHECK)
OT 022 – OVERTRAVEL (PRE CHECK)
OT 032 NEED ZRN(ABS PCDR)
OT 100 SPINDLE ALARM
OT 101 SPINDLE MOTOR OVERHEAT
OT 102 EXCESS VELOCITY ERROR
OT 103 FUSE F7 BLEW
OT 104 FUSE F1,F2 OR F3 BLEW
OT 105 FUSE AF2 OR AF3 BLEW
OT 106 EXCESS VELOCITY DIGITAL
OT 107 EXCESS VELOCITY DIGITAL
OT 108 VOLTAGE (+24V) TOO HIGH
OT 109 POWER SEMICONDUCTOR OVERLOAD
OT 110 VOLTAGE (+15V) TOO LOW
OT 111 VOLTAGE EXCESS
OT 112 CURRENT EXCESS (DC LINK)
OT 114 ROM ERROR
OT 115 OPTION ALARM
OT 116 DISCONNECTION POS CODER
OT 120 UNASSIGNED ADDRESS (HIGH)
OT 121 UNASSIGNED ADDRESS (LOW)
OT 122 TOO MANY MESSAGE
OT 123 MESSAGE NUMBER NOT FOUND
OT 124 OUTPUT REQUEST ERROR
OT 125 TOO LARGE NUMBER
OT 126 SPECIFIED NUMBER NOT FOUND
OT 127 DI.EIDHW OUT OF RANGE
OT 128 DI.EIDLL OUT OF RANGE
OT 129 NEGATE POS CODER 1 REV ON
OT 130 SEARCH REQUEST NOT ACCEPTED
OT 132 RETURN ERROR (PTRR)
OT 150 A/D CONVERT ALARM
OT 151 A/D CONVERT ALARM

Servo Alarms

Alarm Code Description of Alarm/Error
SV 000 TACOGENERATOR DISCONNECT
SV 001 EXCESS CURRENT IN SERVO
SV 002 BREAKER OFF
SV 003 ABNORMAL CURRENT IN SERVO
SV 004 EXCESS V TO MOTOR
SV 005 EXCESS DISCHARGE I FROM MOTOR
SV 006 VELCTY UNIT POWER TOO LOW
SV 008 EXCESS ERROR (STOP)
SV 009 EXCESS ERROR (MOVING)
SV 010 EXCESS DRIFT COMPENSATION
SV 011 LSI OVERFLOW
SV012 MOTION VALUE OVERFLOW
SV013 IMPROPER V READY OFF
SV014 IMPROPER V-READY ON
SV015 PULSE CODER DISCONNECT
SV017 ILL POSITION CONTROL LSI
SV018 UNFIT DSOG FREQUENCY
SV019 UNFIT PULSE OF PULSE CODER
SV020 UNFIT FASE SHIFT VALUE
SV021 UNFIT FASE SHIFT VALUE
SV 022 PULSE CODER 1 REV MISSING
SV 023 SV OVER LOAD
SV 025 V-READY ON
SV 026 ILLEGAL AXIS ARRANGE
SV 030 EMERGENCY STOP
SV 100 S-COMP VALUE OVERFLOW
SV 101 DATA ERROR (ABS PCDR)

If you have any other fault on your FANUC 10 or FANUC 11 system, then contact us and we can point you in the right direction or put you in contact with a maintenance engineer if you dont have one.