(1xxx) System power control network (SPCN) reference codes

The system power control network (SPCN) detected a failure.

  1. Look at the four rightmost characters of the SRC from Function 11. These characters are the unit reference code.
  2. Find the unit reference code in the following table.

For details on the Failing Item column entries, see the SPCN Failing Items Detail table.

Table 1. SPCN reference codes:

Reference Code Description/Action Perform all actions before exchanging Failing Items Failing Item
00A0 SPCN BATs in process

No action required. This reference code is logged for information only. If this reference code is present for more than 1 minute, exchange the failing items.

00AA Download in process

No action required. This reference code is logged for information only.


00AC Detected AC loss

If system powers on normally or stays powered on after AC power failure, no replacement of parts may be needed.

00AD Service Processor Reset caused a system power off
00BA The system is running on the Battery Power Unit.

No action required. This reference code is displayed for information only.


00BC Battery Power Unit test is in process.

No action required. This reference code is displayed for information only.


00CA Thermal calibration in progress

00EF Remote EPO switch is OFF

1500 Detected AC loss

Before replacing any parts, verify that the AC input voltage is correct.

1501 Power supply failure
1502 Power supply failure
1503 Power supply failure
1510 Detected AC loss

Before replacing any parts, verify that the AC input voltage is correct.

1511 Power supply failure
1512 Power supply failure
1513 to 1514 Power supply failure
1516 No Power Supplies Present

The required power supplies are not installed, or if installed, defective.

1517 Power supply failure
151E The power supply fan at location Un-E1 stopped temporarily but recovered. Replace the power supply as soon as possible before the fan fails permanently.
151F The power supply fan at location Un-E1 failed. Replace the power supply as soon as possible.
1520 Detected AC loss

Before replacing any parts, verify that the AC input voltage is correct.

1521 Power supply failure
1522 Power supply failure
1523 to 1524 Power supply failure
1526 No Power Supplies Present

The required power supplies are not installed, or, if installed, defective.

1527 Power supply failure
152E The power supply fan at location Un-E2 stopped temporarily but recovered. Replace the power supply as soon as possible before the fan fails permanently.
152F The power supply fan at location Un-E2 failed. Replace the power supply as soon as possible.
1530 Detected AC loss

Before replacing any parts, verify that the AC input voltage is correct.

1531 Power supply failure
1532 Power supply failure
1533 Power supply failure
1611 Regulator 1 Fault
1612 Regulator 1 Communication Fault
1613 Regulator 1 Domain Fault
1621 Regulator 2 Fault
1622 Regulator 2 Communication Fault
1623 Regulator 2 Domain Fault
1631 Regulator 3 Fault
1632 Regulator 3 Communication Fault
1633 Regulator 3 Domain Fault
1B01 Load fault on the +12V bus
1B02 Load fault on the +5V bus
1B03 Load fault on the +3.3V bus
1B04 Load fault on the -12V bus
1B05 Load fault on the +1.8V bus
1B06 Load fault on the +2.5V bus
1B0A Load Fault on the +12V/-12v bus
1B0F, 1C02 Load Fault on the +1.2V bus
1C04 Load Fault on the +1.5V bus
1C06 Load Fault on the 1.8/2.5V bus
1D00 to 1D01 FSP Card SS Fault
1D02 to 1D03 OSC Card SS Fault
1D04 to 1D05 Lightstrip SS Fault
1D10 MUX Card SS Fault
1D11 to 1D18 IO Hub Card SS Fault
1D60 RIO/HSL Adapter Card Switch fault
1D61 to 1D62 Removable Media Planar Switch fault
1D63 RIO/HSL Adapter Card Switch fault
1F01 TMS limit reached - log only

1F02 SPCN trace information saved

2600 to 2601 Power Good Fault
2602 Power Good Fault
2603 Power Good Fault
2605 to 2609 Power Good Fault
2612 Optical Converter 5V Fault

The SPCN detected a fault on the SPCN card optical converter 5V.

2613 Configuration Requires 200V Input

Configuration now requires 200V AC power(both supplies need to be the same voltage).

2630 to 2632 Regulator Fault
2633 to 2635 Regulator Fault
2636 to 2637 Regulator Fault
2638 to 2639 Regulator Fault
2640 to 2642 Regulator Fault
3100 I2C Bus Controller Communication fault
3101 I2C Bus 1 Communication fault
3102 I2C Bus 2 Communication fault
3103 I2C Bus 3 Communication fault
3104 I2C Bus 4 Communication fault
3105 I2C Bus 5 Communication fault
3106 I2C Bus 6 Communication fault
3109 I2C Bus Adapter Communication fault
310A to 310B I2C Bus SPCN VPD Communication fault
3110 I2C Bus DASD Backplane 1 Communication fault
3111 I2C Bus DASD Backplane 2 Communication fault
3112 I2C Bus DASD Backplane 3 Communication fault
3113 I2C Bus Adapter Communication fault
3114 I2C Bus PCI Backplane Communication fault
3115 I2C Bus Panel Communication fault
3116 I2C Bus Fan Local Controller Communication fault
3118 I2C Bus SPCN VPD Communication fault
3120 Voltage Adjust Failure
3121 I2C Bus 2 Communication fault
3122 to 3125 I2C Bus SPCN VPD Communication fault
3200 MUX Hardware Failed

Device select mux HW fail drawer1

3201 Device select mux HW fail drawer 2
3202 Device select mux HW fail drawer 3
3203 Device select mux HW fail drawer 4
4201 UPS Reported, Utility Failure On

4203 UPS Reported, Battery Low On

4212 Config ID does not match HW
4213 BBU in wrong Location
4221 BBU Fault
4222 BBU Comm Fault
4225 BBU Expired
4410 Internal Battery Power Unit Fault

Internal Battery Power Unit in the system has failed.

4411 Internal Battery Power Unit Charger Fault

Internal Battery Power Unit Charger in the system has failed.

4412 Internal Battery Power Unit Charger Fault

Internal Battery Power Unit Charger in the system has failed.

4413 Internal Battery Power Unit Charger Fault

Internal Battery Power Unit Charger in the system has failed.

4414 Battery Charger Load fault
4415 Battery Power Unit missing
4417 Battery Charger Unit missing
4600 to 4601 UPS Interface Failure
5000 to 5001 FSP fail over failed due to configuration mismatch
7110, 7120 Power supply failure
7200 Thermal Sensor Fault
7201 Ambient temperature is out of range
7202 Ambient temperature is back in range

7203 Ambient temperature exceeded limit

The system will shut down in 15 minutes.

7205 Ambient temperature exceeded limit

The system will shut down in 20 seconds.

7211 Ambient temperature is out of range

Ambient Temperature is above nominal for CPU performance.

7212 Ambient temperature is back in range

Ambient Temperature has returned to nominal.

7300 Power supply failure
7610 Air Moving Device Fault

The Air Moving Device is operating at the wrong speed. Ensure the fans, and fan tray are fully seated into the fan connectors.

7611 Air Moving Device missing error

A problem was detected with an Air Moving Device which can be caused by an Air Moving Device not being installed. Ensure the fans, and fan tray are fully seated into the fan connectors. Install Air Moving Device if missing, replace if already installed.

7620 Air Moving Device Fault

The Air Moving Device is operating at the wrong speed. Ensure the fans, and fan tray are fully seated into the fan connectors.

7621 Air Moving Device missing error

A problem was detected with an Air Moving Device which can be caused by an Air Moving Device not being installed. Ensure the fans, and fan tray are fully seated into the fan connectors. Install Air Moving device if missing, replace if already installed.

7630 Air Moving Device Fault

The Air Moving Device is operating at the wrong speed. Ensure the fans, and fan tray are fully seated into the fan connectors.

7631 Air Moving Device missing error

A problem was dectected with an Air Moving Device which can be caused by an Air Moving Device not being installed. Ensure the fans, and fan tray are fully seated into the fan connectors. Install Air Moving Device if missing, replace if already installed.

7640 Air Moving Device Fault

The Air Moving Device is operating at the wrong speed. Ensure the fans, and fan tray are fully seated into the fan connectors.

7641 Air Moving Device missing error

A problem was detected with an Air Moving Device which can be caused by an Air Moving Device not being installed. Ensure the fans, and fan tray are fully seated into the fan connectors. Install Air Moving Device if missing, replace if already installed.

7650 Air Moving Device Fault.

Ensure the fans, and fan tray are fully seated into the fan connectors.

7651 Air Moving Device missing error.

Ensure the fans, fan tray are fully seated into the fan connectors.

7690 Air Moving Device Fault.

Ensure the fans, and fan tray are fully seated into the fan connectors.

7691 Air Moving Device missing error.

Ensure the fans, fan tray are fully seated into the fan connectors.

8400 No VPD Found due to Invalid Bypass
8402 Unable to Collect VPD
8404 to 8406 Processor Unit VPD Mismatch
8409 No Processor Installed
840D SPCN Configuration mismatch
840E SPCN Default Configuration loaded
8410 to 8417 Invalid Processor VPD
8420 to 8427 No Processor VPD
8430 Cable not connected
8431 Cable should not be present
8432 Secondary unit not present
8440 Invalid Dasd backplane
8450 to 8451 SPCN Configuration mismatch
8455 to 8456 Power Supply Missing
8460 All PWR nodes guarded

8470 to 8477 Processor Unit VPD Mismatch
8700 to 8701 BPC AC Loss
8710 to 8711 DCA UART Communication Fault
8720 to 8721 BPC ethernet Communication fault
8731 BPC critical fault, no present node books powered on
8732 BPC critical fault, ced cage id mismatch - cabling error
8733 BPC critical fault, no node books present to power on
8734 BPA Error collection failed
8735 BPC/HMC fault, No BPC IP addresses
8740 to 8741 BPC fault, failed to reach standby
8910 External Netfinity Server 3.3V fault
8920 External Netfinity Server Power Good fault
8930 Integrated Netfinity Adapter fault
8940 to 8943 External Netfinity Server R485 Communication fault
8A00 IO Power control changed to another system unit

9002 Received a bad return code

Partition Firmware has detected a condition that may require attention. Check error log for other errors that may have been reported at the same time as this condition was reported. If this SRC persists contact next level of support.


9012 Address not valid.

LIC command had a frame address that was not valid.

Exchange the SPCN frame-to-frame cables to the failing frame.

9013 Invalid Node Address.

The address in the SPCN command does not match the secondary nodes assigned address.

Exchange the failing items for the SPCN node reporting the error.

9014 A command has an invalid address mode.

A command from the system unit specified a unit address of D or E or had a frame address of 00.

Exchange the failing items in the system unit.

9016, 9021 A command to an SPCN node was rejected.

No action required. This reference code is logged for information only.


9022 Addressed Unit not in frame.

The addressed unit does not exist in the addressed frame.

No action required. This reference code is logged for information only.


9023 Addressed Unit exists, but the frame is powered off.

The addressed unit is in a frame that is powered off.

No action required. This reference code is logged for information only.


9024 SPCN Licensed Internal Code not valid.

The Licensed Internal Code in one of the secondary nodes is not valid. The code will be reloaded.

No action required. This reference code is logged for error analysis only.


9025 SPCN Licensed Internal Code is not valid.

The Licensed Internal Code in one of the frames is not valid. The code will be reloaded.

No action required. This reference code is logged for error analysis only.


9026 Battery Power Unit is reporting a low charge.

The battery power unit is not charged enough to run a test.

No action required. This reference code is logged for information only.


9027 Battery Power Unit is defective.

No action required. This reference code is logged for information only.


9028 SPCN Licensed Internal Code is not valid.

The Licensed Internal Code in the primary node is not valid. The code will be reloaded.

No action required. This reference code is logged for error analysis only.


9029 SPCN VPD Damaged

The VPD record in the EEPROM has bad data.

Exchange the failing items for the node reporting the failure.

902C Battery Power Unit test was aborted.

The battery power unit test was aborted.

No action required. This reference code is logged for information only.


902D Addressed frame is not in SPCN configuration table.

The addressed frame is not in the SPCN configuration table.

No action required. This reference code is logged for information only.


9031 Frame-to-Frame Communications Failure

The SPCN detected a BCC error on a transmission from another frame. The transmission is attempted again.

No action required. This reference code is logged for error analysis only.


9032 SPCN Communications Failure, unit to rack.

The frame detected a BCC error on a transmission from a secondary node to the frame. The transmission is attempted again.

No action required. This reference code is logged for error analysis only.


9033 SPCN Communications Failure, rack to unit.

A secondary node detected a BCC error on a transmission from the frame. The transmission is attempted again.

No action required. This reference code is logged for error analysis only.


9034 Unsupported Packet Size

The receiving node detected a packet exceeding 70 bytes. The frame can also return this code if a secondary node returns more than 10 bytes to a PAS command.

No action required. This reference code is logged for error analysis only.


9035 Secondary SPCN node timeout.

A secondary SPCN node did not respond to a command. The command was attempted again and failed.

No action required. This reference code is logged for error analysis only.


9036 Frame Timeout

One or more frames did not respond to a command. The command is attempted again.

No action required. This reference code is logged for error analysis only.


903B Invalid Packet Length for data sent.

The number of bytes sent or received does not match the number of bytes specified in the command.

No action required. This reference code is logged for error analysis only.


9041 Invalid Load Type

The down load was successful, but the wrong type of Licensed Internal Code was loaded. The operation was attempted again but was not successful. Exchange the failing items for the node reporting the fault.

9042 EEPROM Failure

The EEPROM in an SPCN node cannot be written successfully.

Exchange the SPCN node reported in the failure.

9043 Download Failure

The Licensed Internal Code download to an SPCN node was completed but was not successful.

Exchange the failing SPCN node.

9046 QDS Packet Sequence Error

The Packet Sequence number is wrong. The download was stopped.

9047 QDS Block Sequence Error

The Block Sequence number is wrong. The download was stopped.

9048 The SPCN ROS and EEPROM LIC is not compatable.

The LIC levels in the nodes ROS and EEPROM are not compatible.

Exchange the failing items for the failing node.

9080 Undefined Status Code

An SPCN node returned an unknown status code.

Exchange the failing SPCN node.

90F0 A frame was dropped from the SPCN configuration.

A frame was dropped from the SPCN configuration. This is usually caused by a loss of ac power or a problem with the frame-to-frame cable.

90F1 A frame was added to the SPCN configuration.

No action required. This reference code is logged for information only.


90F2 Slave disappeared

A slave was dropped from the SPCN configuration. This is usually caused by a loss of ac power. (This is for a 24 inch rack)


90F3 Slave reappeared

9101 VLIC-SPCN Timeout

A Licensed Internal Code timeout occurred. The SPCN failed to respond to a Licensed Internal Code command.

9102 Assign Permanent Address command failure

A node failed to perform an Assign Permanent Address command.

9103 Download Initialize Timeout

An SPCN node failed to enter the download state after an Initialize for Download command.

Exchange the failing SPCN node.

9104 Download Completion Timeout

An SPCN node failed to leave the download state.

Exchange the failing SPCN node.

9105 Load Damaged Timeout

An SPCN node failed to enter the operational state.

Exchange the failing SPCN node.

9106 An SPCN LID was not found.

No action required. This reference code is logged for information only.


9107 An SPCN microcode download is required.

No action required. This reference code is logged for error analysis only.


9108 A status change occured in one of the SPCN nodes.

No action required. This reference code is logged for information only.


9109 Licensed Internal Code part number is not correct.

The AROS part number field was not updated to the correct level after the system attempted to load new Licensed Internal Code.

910A RIO Download Required

910B Maximum number of retrys exceeded

9110 Battery Power Unit capacity test failed.

The battery power unit was not able to pass the capacity test.

9111 SPCN is too large for VLIC.

There are more nodes in the network than VLIC can service.

9112 Primary SPCN node is reporting load damaged.

The Licensed Internal Code for the primary SPCN node is damaged. The reload failed because the code could not be found.

9113 Secondary SPCN node is reporting load damaged.

The Licensed Internal Code for the secondary SPCN node is damaged. The reload failed because the code could not be found.

9114 Frame SPCN node is reporting load damaged.

The Licensed Internal Code for a SPCN node is damaged. The reload failed because the code could not be found.

9115 SPCN Command rejected by the Service Processor.

The service processor rejected an SPCN command from the Licensed Internal Code.

No action required. This reference code is logged for information only.


9116 SPCN - Control Panel interface failure.

The SPCN to control panel interface is not working.


9117 SPCN - Control Panel interface is now working.

The SPCN to control panel interface is now working.

No action required. This reference code is logged for information only.


9118 PHYP out of memory
9119 NVRAM Write Failed
911A Too many racks attached

Reduce the number of racks to maximum configuration on the system.


911B SPCN CEC node code failure
911C Two nodes have same VPD
911D RIO Download Failure
911E Temporary VPD written
911F CEC not found
9120 Duplicate backplane VPD
9131 Invalid XM Return Code

9132 Node contains temporary VPD

9133 Bad PCI Correlation Problem

PCI bus not matched

9134 PCI bus VPD error

Check Error Log for B700 xxxx Reference Codes.


9135 Open SPCN Loop
9136 The manually started download was interrupted

9137 Bad PCI Correlation Problem

SPCN node not matched

9138 Bad Location Code
9139 Open SPCN loop resolved

913A RIO download sent retry

91DD All SPCN Downloads Complete

91DE RIO Download Complete

91FB Write VPD on next IPL

9212 Frame Address field not valid.

A Licensed Internal Code command had a frame address that is not valid.

Exchange the failing items for the failing node.

9213 Invalid Address status, secondary node.

The address in the SPCN command does not match the assigned address of the secondary node.

Exchange the failing items for the failing node.

9214 Invalid Address Mode status

Invalid Address Mode occurred during Frame Command processing.

9215 Invalid Frame Command status

Invalid Frame Command occurred during Frame Command processing.

921B System Unit SPCN Port Fault status.

System Unit Port Fault occurred during Command processing.

922B Address Unassigned status

A secondary node has no address assigned during Command processing.

9231 Frame-to-Frame Communications Failure

A frame-to-frame communications failure occurred during STF processing.

9232 Intrarack Communications Failure

An SPCN secondary node to frame communications failure occurred during Command processing.

9233 Intrarack Communications Failure

An SPCN frame to secondary node communications failure occurred during Command processing.

9234 Unsupported Packet Size status

Unsupported Packet Size occurred during STF and Secondary Node Command processing.

9235 SPCN Secondary Node Timeout status

An SPCN Secondary Node Timeout occurred during Command processing.

If the failing secondary node is in a 9337, go to the "Analyzing Problems" section in the 9337 Disk Array Service Information manual.

9236 Frame Timeout status

An SPCN Frame Node Timeout occurred during Network post processing.

9238 Secondary Node Fault

An SPCN Secondary Node Fault occurred during Command processing.

9239 Frame Node Fault

An internal error in the SPCN frame node prevents the running of a Frame command.

923A ASA Failure

The frame address returned by a secondary node does not match the address of the frame.

923B Invalid Packet Length for data sent.

An Invalid Packet Length occurred for data exchanged.

9280 Response Stack Overflow

Too many responses were received during System Frame command processing.

9281 Response Overrun

Response Overrun occurred during System Frame processing.

9282 No Free Entries

No free entries were found during System Frame processing.

9283 ARA Failure

An Assign Frame Address Failure occurred during ARA Preprocessing.

9284 Undefined status

Undefined Status occurred during Frame or STF processing.

9285 BCC Fault

A BCC Error was detected during Network post processing.

9286 Length Check Error.

Length Check occurred during SPCN post processing.

9287 Undefined status

Undefined Status occurred during Command processing.

9288 Configuration Error

A configuration error was detected during System Frame processing.

9289 Invalid Packet Length for data sent.

Invalid Packet Length occurred for data exchanged.

C62E SPCN Network Fault

An SPCN frame-to-frame communication failure was detected.

CB15 EEPROM Failure

Table 2. SPCN failing items:

Failing Item Description Document Description
ACMODUL AC Module See the service documentation for instructions.
AIRMOVR Fan and Blower assemblies See the service documentation for instructions.
AJDG301 Vertical Licensed Internal Code. Service Functions; APAR or LICTR
ALTMANL Alternate Manual Required See the service documentation for instructions.
AMBTEMP Ambient temperature exceeded limit See the service documentation for instructions.
AMBTMP1 Ambient temperature too high See the service documentation for instructions.
AMBTMP2 Ambient temperature is within range See the service documentation for instructions.
BACKPLN Back Plane Unit See the service documentation for instructions.
BATCHGR Battery Power Unit Charger See the service documentation for instructions.
BATRY Battery Power Unit See the service documentation for instructions.
BPC BPC Fault See the service documentation for instructions.
CABLEH cable all for 24 inch unit See the service documentation for instructions.
CARDFLT Card Fault See the service documentation for instructions.
CBLALL Cable Failure See the service documentation for instructions.
CTLPNL Control Panel See the service documentation for instructions.
DCA DCA fault See the service documentation for instructions.
DEVBPLN Device backplane See the service documentation for instructions.
HMUX MUX Hardware fail See the service documentation for instructions.
I2CBUS I2C Bus Part See the service documentation for instructions.
IDPART Vital Product Data Parts See the service documentation for instructions.
LITSTRP Litestrip See the service documentation for instructions.
NEXTLVL Call next level of support See the service documentation for instructions.
PGDPART Power Good Part See the service documentation for instructions.
PWR1900 Power-PIP 1900 See the service documentation for instructions.
PWR1902 Power-PIP 1902 See the service documentation for instructions.
PWR1903 Power-PIP 1903 See the service documentation for instructions.
PWR1904 Power-PIP 1904 See the service documentation for instructions.
PWR1906 Power-PIP 1906 See the service documentation for instructions.
PWR1907 Power-PIP 1907 INFORMATION
PWR1908 Power-PIP 1908 See the service documentation for instructions.
PWR1909 Power-PIP 1909 See the service documentation for instructions.
PWR1911 Power-PIP 1911 See the service documentation for instructions.
PWR1915 Power-PIP 1915 See the service documentation for instructions.
PWR1916 Power-PIP 1916 See the service documentation for instructions.
PWR1917 Power-PIP 1917 See the service documentation for instructions.
PWR1918 Power-PIP 1918 See the service documentation for instructions.
PWR2402 Power 2402 for 24 inch unit See the service documentation for instructions.
PWROC Power Supply overcurrent See the service documentation for instructions.
PWRSPLY Power Supply See the service documentation for instructions.
SI_CARD System Interconnect controller See the service documentation for instructions.
SVCPROC Service Processor Card See the service documentation for instructions.
SYSBKPL System unit backplane See the service documentation for instructions.
TWRCARD Card enclosure or backplane See the service documentation for instructions.
UPSUNIT UPS unit part See the service documentation for instructions.
VPDPART VPD Communication Part See the service documentation for instructions.

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