Digital Equipment VAX 10000 Advanced Troubleshooting Download Page 1

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digital equipment corporation
maynard, massachusetts

VAX 10000
Advanced Troubleshooting

Order Number EK–1001A–TS.001

This manual is intended for Digital customer service engineers and self-
maintenance customers. It covers system troubleshooting information.

Summary of Contents for VAX 10000

Page 1: ...on maynard massachusetts VAX 10000 Advanced Troubleshooting Order Number EK 1001A TS 001 This manual is intended for Digital customer service engineers and self maintenance customers It covers system...

Page 2: ...s Reserved Printed in U S A The following are trademarks of Digital Equipment Corporation Alpha AXP DECUS VAXBI AXP DWMVA VAXELN DEC OpenVMS VMScluster DECchip ULTRIX XMI DEC LANcontroller UNIBUS The...

Page 3: ...System Self Test Overview 2 2 2 2 Power Up Sequence 2 4 2 3 System Self Test Results 2 10 2 4 Checking Self Test Results Console Display 2 12 2 4 1 Processor Fails Self Test in a Uniprocessor System 2...

Page 4: ...an LSB Module Power Converter Failure B 13 Examples 2 1 Self Test Display 2 12 2 2 Console Display Processor Fails in Uniprocessor System 2 14 2 3 Console Display Processor Fails ST1 in Multiprocessor...

Page 5: ...2 KA7AA Power Up Sequence Part 2 of 3 2 6 2 3 KA7AA Power Up Sequence Part 3 of 3 2 8 2 4 Determining Self Test Results 2 10 2 5 Processor and Memory Status LEDs 2 24 2 6 Processor LEDs After Self Tes...

Page 6: ...Power Regulator LEDs 1 17 1 4 XMI PIU Power Switches Regulator B 1 17 2 1 System Testing 2 2 2 2 Test Numbers Indicated by KA7AA LEDs 2 28 2 3 DWLMA LEDs 2 31 3 1 Exercisers 3 3 B 1 Sample Brief Pack...

Page 7: ...illustration or example which also provides quick reference Last in the structure are descriptive text and syntax definitions This manual has three chapters and two appendixes as follows Chapter 1 Tr...

Page 8: ...t position Icons such as those shown below are used in illustrations for designating part placement in the system described A shaded area in the icon shows the location of the component or part being...

Page 9: ...B TM KA7AA CPU Technical Manual EK KA7AA TM MS7AA Technical Manual EK MS7AA TM I O System Technical Manual EK 70I0A TM Platform Technical Manual EK 7000A TM Upgrade Manuals KA7AA CPU Installation Card...

Page 10: ...K INFSV OM KFMSA Module Installation and User Manual EK KFMSA IM KFMSA Module Service Guide EK KFMSA SV RF Series Integrated Storage Element User Guide EK RF72D UG TF85 Cartridge Tape Subsystem Owner...

Page 11: ...is chapter gives troubleshooting information on the power system Sec tions include Power System Overview Power Up Troubleshooting Flowchart AC Input Box H7263 Power Regulators Cabinet Control Logic Mo...

Page 12: ...1 consists of AC input boxes DC distribution boxes power regulators and battery plug in units Figure 1 1 Power System System or Expander Front Power Regulators BXB 0052D 92 Battery PIUs System Cabine...

Page 13: ...Power Regulators Each system and expander cabinet has three power regulators operating in parallel two units required for the load and the third used as a backup unit Each power regulator provides th...

Page 14: ...on Circuit Breaker Indicators are Red Yes No BXB 0057 92 See Section 1 3 Yes H7263 LEDs Green Fast Flash Yellow Off Yes CCL Power LED is ON No No Turn Keyswitch to Enable Yes No Yes H7263 LEDs Green O...

Page 15: ...tinued Yes No BXB 0058 92 See Section 1 9 Yes PIU MOD OK LEDs Go On LSB Modules Self Test LEDs Go On No See Sections 1 8 and 1 9 No End of Power Up Sequence B PIU 48V LEDS Go On See Section 1 5 Append...

Page 16: ...system or expander cabinet The circuit breaker has four in dicators see Figure 1 3 All four indicators should be RED when the circuit breaker is in the On position Figure 1 3 AC Input Box BXB 0049F 92...

Page 17: ...it breaker is in the On position and green when the circuit breaker is in the Off position Figure 1 4 shows the troubleshooting steps for the AC input box Figure 1 4 AC Input Box Troubleshooting Steps...

Page 18: ...and a Fault LED see Figure 1 5 Figure 1 5 H7263 Power Regulator LEDs Table 1 1 Power Regulator LED Summary Front Run LED Fault LED BXB 0064r 92 Run Green Fault Yellow Condition Off Off No AC power pr...

Page 19: ...cified limits H7263 LEDs Green Fast Flash Yellow Off H7263 LEDs Green On Yellow Off No BXB 0076A 92 No If LEDs are off on all regulators check AC input voltage LEDs off Green LED flash fast yellow LED...

Page 20: ...le has a power LED and four PIU enable LEDs You can see the CCL LEDs from the rear of the cabinet when the rear door is open Figure 1 7 CCL Module LEDs During power sequencing the CCL power LED goes o...

Page 21: ...low blockage at the top and bottom of the cabinet Check the air pressure in the cabinet CCL Module PIU LEDs Go On No Check AC input voltage Check the cabling from the DC distribution box to the CCL mo...

Page 22: ...yswitch to Enable Figure 1 9 Control Panel The control panel LEDs are powered by the CCL module Table 1 2 lists the state of each control panel LED during a normal power up Figure 1 10 shows troublesh...

Page 23: ...Fault Set circuit breaker to On Off Off Off Set keyswitch to Enable On Off Slow Blink Self test starts On Off On Modules pass self test On Off Off Operating system boots On On Off No Control Panel LE...

Page 24: ...oubleshooting During Power Up 1 7 Blower The blower is located in the center of the cabinet The blower spins up when you turn the keyswitch to Enable Figure 1 11 Blower System or Expander Front BXB 00...

Page 25: ...s for more than 30 seconds check the BLOWER OK signal cable If the signal cable is properly connected then replace the CCL module Figure 1 12 Blower Troubleshooting Steps Blower Spins Up System or Exp...

Page 26: ...lators through the PIU enclosure when the front cabinet door is open Figure 1 13 XMI Plug In Unit LEDs Front BXB 0074 92 INPUT VOLTAGE 48 VDC INPUT CURRENT 5A MAX d i g i t a l INPUT VOLTAGE 48 VDC IN...

Page 27: ...oltage condition 1The OC OT and OV LEDs are latching indicators Each LED indicates that a fault con dition was or is present The condition may have been cleared but the LED remains lit until it is res...

Page 28: ...a power problem If the MOD OK LED indicates a problem see Figure 1 16 Figure 1 14 XMI PIU Troubleshooting Steps 48V LED Off Front BXB 0083 92 MOD OK OC OT OV 48V RESET V OUT DISABLE MOD OK OC OT OV 48...

Page 29: ...r Up 1 19 Figure 1 15 XMI PIU Power Connector Front INPUT VOLTAGE 48 VDC INPUT CURRENT 5A MAX d i g i t a l INPUT VOLTAGE 48 VDC INPUT CURRENT 28A MAX MOD OK OC OT OV 48V RESET V OUT DISABLE MOD OK OC...

Page 30: ...tch is in the V OUT up position Is the clock card inserted in slot 7 of the I O card cage Check the CCL to PIU cabling Replace that power regulator Only One MOD OK LED Off Check the internal bias at p...

Page 31: ...elf Test Results Console Display Processor Fails Self Test in a Uniprocessor System Processor Fails ST1 in a Multiprocessor System Processor Fails ST2 or ST3 in a Multiprocessor System Memory Fails Se...

Page 32: ...et a series of tests is run Table 2 1 lists the tests run during system testing Table 2 1 System Testing Test Level Test Number of Tests 1 SROM tests 11 2 Gbus ROM tests 45 3 CPU memory tests 10 4 Mul...

Page 33: ...tinue CPU testing Level 3 CPU Memory Tests These tests verify CPU logic that cannot be tested without memory The CPU memory tests also test memory logic that is not tested during the module self test...

Page 34: ...prints the self test display Figure 2 1 KA7AA Power Up Sequence Part 1 of 3 CPU 1 Self Test Determine Boot Processor CPU 2 Self Test CPU n Self Test Determine Boot Processor Determine Boot Processor...

Page 35: ...r be disqualified from being boot processor For this reason line BPD appears three times in the self test display 3 The boot processor prints the results of self test lines NODE TYP ST1 and BPD on the...

Page 36: ...ocessor Determine Boot Processor Determine Boot Processor Boot processor prints MP test results and then runs IOP tests Boot processor copies console to memory and begins executing in multiprocessor m...

Page 37: ...test display a plus sign is shown for every module that passes the multiprocessor tests If all CPUs pass the multiprocessor tests then the original boot processor selection is still valid 8 The boot...

Page 38: ...running BXB 0020 92 Boot processor probes XMI I O buses and reports XMI adapter self test results DWLMA adapters are tested Boot processor reports IOP and DWLMA test results CPU 1 Exercisers CPU 2 Exe...

Page 39: ...er passed a minus sign means that the adapter failed IOP test results are indicated on line ST3 11 If the DWLMA adapter passes its self test then the boot processor re ports the self test results for...

Page 40: ...etermining Self Test Results BXB 0086A 92 Disable Secure Enable Restart Key On Run Fault Front Key On Run Fault Front Rear Self Test LEDs F E D C B A 9 8 7 6 5 4 3 2 1 0 NODE A M P P TYP o ST1 E B BPD...

Page 41: ...emains lit if a processor a memory an IOP module or an XMI adapter fails self test Module LEDs The LEDs on the LSB modules display the results of self test as described in Section 2 5 Console terminal...

Page 42: ...first line lists the node numbers on the LSB and XMI I O buses 2 This line indicates the type of module at each LSB node Processors are type P memories are type M and the IOP module is type A In this...

Page 43: ...in reported on the BPD line 6 During the third round of tests ST3 all processors run multiprocessor tests Results are reported on line ST3 and the boot processor desig nation is again reported on the...

Page 44: ...play indicates the round of tests the processor failed ST1 ST2 or ST3 See Example 2 2 Example 2 2 Console Display Processor Fails in Uniprocessor System init CPU00 Test Failure Select primary CPU 1 F...

Page 45: ...CPU node ID appears in the error message CPU00 Type 0 to obtain the full console display If you do not type the node ID when prompted the processor continues to hang NOTE The user input in response t...

Page 46: ...formation is reported to the console display Only passing processors show in the console display Example 2 3 Console Display Processor Fails ST1 in Multiprocessor System F E D C B A 9 8 7 6 5 4 3 2 1...

Page 47: ...against the self test display If you find a processor occupying a slot that is not reporting to the self test display check the CPU LED lights for test failure information Possible Solutions Check mo...

Page 48: ...y test the example shows a mem ory failure to illustrate the CPU memory interaction Example 2 4 Console Display Processor Fails ST2 or ST3 in a Multiprocessor System F E D C B A 9 8 7 6 5 4 3 2 1 0 NO...

Page 49: ...ed testing Replace the failing processor with a new processor see the System Service Manual 1 The ST1 line shows that each of the three CPUs passed the first round of testing The two memories successf...

Page 50: ...gn at ST2 or ST3 following a plus sign at ST1 indicates errors in the CPU memory tests Example 2 5 Console Display Memory Fails Self Test F E D C B A 9 8 7 6 5 4 3 2 1 0 NODE A M M P P TYP o ST1 E B B...

Page 51: ...ted The length of testing depends on the size of the memory array In Example 2 5 1 The failure reported at ST1 indicates that the memory module at node 7 is unable to complete its on board self test C...

Page 52: ...hard error notification LMERR 00000180 LMODE 000102a0 LBER 0004121f LLOCK 00004430 2 LDEV 00008002 LCNR 00000001 LBESR0 0000000c LBESR1 0000000c LBESR2 0000000c LBESR3 0000000c LBECR0 1f555555 LBECR1...

Page 53: ...identification number ID is 8e This is the process ID of the failing diagnostic 3 The program running when the error occurred is mem_ex the memory exerciser 4 The device being tested at the time of t...

Page 54: ...ocessor diagnostic LEDs are described in Sec tion 2 5 1 and Section 2 5 2 The LEDs on the IOP module DWLMA adapter and clock card are described in Section 2 5 3 Figure 2 5 Processor and Memory Status...

Page 55: ...dules by loosening the two top screws 3 Remove the opaque plastic window covering the diagnostic LEDs on the processor by pulling it out with your fingers Section 2 5 1 describes the diagnostic LEDs o...

Page 56: ...ust re move the plate covering the card cage and the plastic window on the processor module to view the diagnostic LEDs Figure 2 6 Processor LEDs After Self Test BXB 0090E 92 System Cabinet Front Boot...

Page 57: ...LEDs contain an error code that corresponds to the number of the failing test The test number is represented in binary coded decimal with the most significant bit at the top A bit is ONE if the light...

Page 58: ...e processor in dicate the test number A failing test number is in binary coded decimal Table 2 2 Test Numbers Indicated by KA7AA LEDs Test Number Type of Test Failing Device Self Test Line 1 11 SROM t...

Page 59: ...test runs the CPU memory tests The LEDs display error codes for failing CPU memory tests with numbers ranging from 60 to 69 The self test LED on the failing processor or the failing memory module is...

Page 60: ...Ds on the IOP module the DWLMA adapter and the clock card Figure 2 7 IOP DWLMA and Clock Card LEDs BXB 0361 92 Green Power On LED Yellow Self Test LED DWLMA Adapter Red Fatal Error LED Clock Card Yell...

Page 61: ...ck card at node 7 in the XMI card cage If the clock card fails testing power LED is off the DWLMA adapter will also fail Table 2 3 DWLMA LEDs Clock Card The clock card XMI node 7 has a yellow LED that...

Page 62: ......

Page 63: ...gnostics This chapter discusses how to test processors memory and I O Sections include Test Command Running ROM Based Diagnostics on XMI Devices Running Diagnostics on DUP Based Devices Testing an SI...

Page 64: ...ces associated with the XMI0 I O subsystem Test run time is 60 seconds P00 t xmi1 omit demna Tests all devices associated with XMI1 except for Ethernet devices P00 t nowrite dub write t 120 Do write r...

Page 65: ...propriate exercisers are run Table 3 1 lists the exercisers associated with each module The same set of tests that run at power up will run if you enter a test iop0 or a test dwlman command Table 3 1...

Page 66: ...Session Test Passing P00 sh config 1 Name Type Rev Mnemonic LSB 0 KA7AA 8002 0000 ka7aa0 1 KA7AA 8002 0000 ka7aa1 7 MS7AA 4000 0000 ms7aa0 8 IOP 2000 0001 iop0 C0 XMI xmi0 8 DWLMA 102A 0104 dwlma0 C K...

Page 67: ...at the connection has been made 4 After the console message no prompt is displayed Typing t r invokes the RBD monitor on the adapter being tested and returns the RBD monitor prompt Note that the E in...

Page 68: ...002 T0003 T0004 T0005 T0006 T0007 T0008 T0009 T0010 T0011 T0012 T0013 T0014 T0015 T0016 T0017 T0018 F 3 E 0C03 1 HE 4 XNAGA XX T0018 5 03 00000000 0000A000 00000000 20150004 20051D97 08 6 7 F 8 E 0C03...

Page 69: ...s a fatal error 5 This field lists the number of the test that failed test 18 failed here 6 The expected data is shown here 00000000 is the data test 18 ex pected 7 The received data is shown here 000...

Page 70: ...ample 3 4 is a sample test session of an SI device The device tested is a disk associated with the KDM70 adapter Example 3 4 Testing an SI Device P00 show device 1 polling for units on kdm700 slot 11...

Page 71: ...connect to the disk you want to test In the example the disk with the mnemonic duc1 0 0 11 2 is selected The DUP program prompts you to select Directory Utility or InLine Exer ciser 3 Type ilexer to s...

Page 72: ...O 4 Oscillatory Seek Select test number 1 4 1 Select start block number 0 547040 0 Select end block number 0 547040 547040 Select data pattern number 0 ALL 0 15 0 Select another drive Y N n Select ex...

Page 73: ...ng can begin 5 Indicate the disk drive to be tested 6 The execution performance summary line includes the following en tries 7 Unit number 8 Unit serial number 9 Number of requests issued 10 Kbytes re...

Page 74: ...FEB 1991 09 49 00 Total of 10 programs Task drvtst 4 dup starting DRVTST on kfmsa_c 1 0 13 3 R2UJBC Copyright C 1990 Digital Equipment Corporation Write read anywhere on medium 1 Yes 0 No 0 5 5 minut...

Page 75: ...ed 2 A message confirms that the connection has been made 3 The DUP test programs are listed 4 In response to the user input the test program drvtst is started 5 The user types 0 in response to this q...

Page 76: ......

Page 77: ...es An example showing how to read the parse trees is provided This appendix includes Reading Parse Trees KA7AA Machine Checks Figure A 1 KA7AA Hard Error Interrupts Figure A 2 KA7AA Soft Error Interru...

Page 78: ...SRS PTE_ER 10 ICSR TPERR 4 Otherwise BIU_STATE FILL_ECC 8 and not BIU_STAT FILL_CRD 9 BIU_STAT FILL_DSP_CMD 19 16 DREAD Otherwise BIU_STAT FILL_DSP_CMD 19 16 IREAD Illegal interrupt ID error Impossibl...

Page 79: ...ow this branch of the parse tree and evaluate each condition The first condition under MCHK_SYNC_ERROR is ICSR LOCK 3 If the ICSR LOCK bit was set you would then branch off and evaluate each condition...

Page 80: ...10 ICSR TPERR 4 Otherwise BIU_STATE FILL_ECC 8 and not BIU_STAT FILL_CRD 9 BIU_STAT FILL_DSP_CMD 19 16 DREAD Otherwise BIU_STAT FILL_DSP_CMD 19 16 IREAD Illegal interrupt ID error Impossible microcod...

Page 81: ...SP_CMD 6 4 IREAD I stream read B tag parity error BIU_STAT BC_TCPERR 3 Select ONE BIU_STAT BIU_DSP_CMD 6 4 DREAD D stream read B tag control parity error BIU_STAT BIU_DSP_CMD 6 4 IREAD I stream read B...

Page 82: ...E BIU_STAT BIU_DSP_CMD 6 4 DREAD BIU_STATE BIU_DSP_CMD 6 4 IREAD Otherwise BIU_STAT BIU_HERR 0 PTE B tag control parity error during D stream read PTE B tag control parity error during I stream read P...

Page 83: ...double bit error I stream read double bit error I stream error on other CPU I stream read LSB double bit error LBER UCE 1 MERA UCER Other CPU LMERR BDATA_DBE Else C BC_TAG 11 PTE D stream cache doubl...

Page 84: ...LBER E 0 and LBERCR1 CID 10 7 This_CPU LBER NXAE 12 LSB command parity error Previous system error latched Inconsistent LBER E Else Inconsistent NXM to LSB memory NXM to self I O space NXM to LSB I O...

Page 85: ...inued Memory data 1 LBER E 0 and LBECR CA 37 35 Read and LBECR1 CID 10 7 This_CPU LBER NXAE 12 LBER CPE 5 Else LBER 3 Else Else Write LSB NXM LSB command parity error Previous system error latched Inc...

Page 86: ...ous system error latched Inconsistent LBER E Else BXB 0314 92 Inconsistent BIU_STAT BIU_DSP_CMB 6 4 Loadlock PTE read ARB drop PTE LEVI B cache tag parity error lookup PTE LEVI B cache status parity e...

Page 87: ...TAT BIU_DSP_CMD 6 4 WRITE BIU_STAT BC_TCPERR and BIU_STAT BIU_DSP_CMD 6 4 WRITE B cache tag control parity error on a write from MBOX BIU_STAT FILL_ECC and not BIU_STAT CRD and BIU_STAT BIU_DSP_CMD 6...

Page 88: ...IMERR ARBDROP 10 Else Write ARB drop Inconsistent error LSB problem getting data LBER E 0 and LBECR CA 37 35 Read and LBECR1 CID 10 7 This_CPU LBER NXAE 12 LBER CPE 5 Else Read LSB NXM LSB read comma...

Page 89: ...evious system error latched Inconsistent LBER O Else BIU_STAT BIU_DSP_CMD 6 4 Write Unlock LBER NSES 18 IMERR ARBDROP 10 IMERR BTAGPE 5 IMMER BSTATPE 4 Else Read ARB drop LEVI B cache tag parity error...

Page 90: ...LBER E Select ALL at least one LSB cache protocol error LBER SHE or LBER DIE LSB synchronization failure LBER STE or LBER CNFE or LBER CAE LBER TDE LBER CTCE Select ONE Inconsistent Control transmit...

Page 91: ...r correctable ECC error on LSB read Otherwise LBECR1 SHARED Otherwise Correctable ECC error during B cache update Bystander correctable ECC error on LSB write Bystander LSB read CSR data parity error...

Page 92: ...10 IOP_LBER CAE 13 IOP_LBER CNFE 11 IOP_LBECR1 CA 37 35 Write Else IOP_LBER NXAE 12 IOP_LBER CPE 5 IOP_LBER CE 3 IOP_LBER UCE 1 Inconsistent Else IOP_LBER NXAE 12 IOP_LBER CPE 5 IOP_LBER CE 3 IOP_LBE...

Page 93: ...se Trees A 17 Figure A 2 KA7AA Hard Error Interrupts Continued 1 BXB 0325 92 B Continued 2 IOP_LBER CPE2 6 IOP_LBER CDPE2 8 IOP_LBER CE2 4 Else IOP_LBER UCE2 2 IOP_LBER NESES 18 Inconsistent Inconsist...

Page 94: ...CR1 CID not this node D Else LBECR1 CA 37 35 Write and LBECR1 CID 10 7 This node LEVI lookup B cache B map parity error from LSB read request LEVI lookup B cache B map parity error from write request...

Page 95: ...not PCSTS PTE_ER_WR Select ALL at least one Read timeout Tag parity error on read Tag control parity error on read Correctable ECC error on fill or write merge BIU_STAT BIU_HERR and BIU_STAT BIU_CMD...

Page 96: ...R_0 12 Up channel 3 packet error Up channel 2 packet error Up channel 1 packet error Up channel 0 packet error IPCNSE UP_CHAN_PKT_ERROR_3 11 IPCNSE UP_CHAN_PKT_ERROR_2 10 IPCNSE UP_CHAN_PKT_ERROR_1 9...

Page 97: ...ed IPCHST C3_STAT_ERROR 12 IPCHST C2_STAT_ERROR 8 IPCHST C1_STAT_ERROR 4 IPCHST C0_STAT_ERROR 0 Channel 3 PWR transitioned Channel 2 PWR transitioned Channel 1 PWR transitioned Channel 0 PWR transitio...

Page 98: ...WLMA LBERR RBDPE 5 LBERR MBOF 4 LBERR FE 3 Else Read buffer data parity error Mailbox overflow DWLMA fatal error Inconsistent DOWN channel FIFO data parity error XBER E 31 XMI write error interrupt XM...

Page 99: ...BXB 0334 92 2 XBER PE 23 Else XBER CNAK 15 XFAER FCMD 31 28 Write XBER PE 23 Else No read response parity error No read response XBER NRR 18 XBER PE 23 Else Else XBER RIDNAK 21 XBER PE 23 Else Read ID...

Page 100: ......

Page 101: ...roubleshooting This appendix provides guidelines for troubleshooting the power system Sections include Getting Information on Power Regulator Status Show Power Command Checking the IOP Module During P...

Page 102: ...when entering a command packet Figure B 1 Command Packet Structure Entering a Command Packet To enter a command packet at the console terminal 1 Enter the packet header by typing Ctrl B two times 2 T...

Page 103: ...ery pack state test status and power supply state 4 Packet Terminator Two ASCII characters representing the checksum to determine data packet errors Figure B 2 shows the brief data packet structure Ta...

Page 104: ...0 Normal operation green zone 0 Battery pack not installed E Battery pack failure B UPS inhibit C Charger inhibit Z Battery at end of life L Battery discharged Discharging Charging X Charge mode long...

Page 105: ...nd power supply state 4 Packet terminator Two ASCII characters which represent the check sum to determine data packet errors The following figures show the full history data packet structure The char...

Page 106: ...Troubleshooting Figure B 4 Full Data Packet Values for Characters 1 6 1 3 6 7 54 2 53 52 51 50 49 48 47 34 35 1 2 3 6 7 BXB 0272 92 Revision Range L 30 33796 01 H 30 33796 02 Identification A Slot A B...

Page 107: ...nt 48V DC bus voltage DC bulk voltage Character Function Formula Units 7 10 11 14 15 18 19 22 23 26 27 30 31 34 Peak AC line voltage DC bulk voltage 48V DC bus voltage 48V DC bus current 48V battery p...

Page 108: ...discharge time Remaining battery capacity Elapsed run time Ambient temperature 35 38 39 42 43 46 47 34 44 45 BXB 0274 92 Character Function Formula Units 35 38 39 42 43 44 45 46 47 Ambient temperatur...

Page 109: ...Broken F Fault red zone W Warning yellow zone 0 Normal operation green zone 0 Battery pack not installed E Battery pack failure B UPS inhibit C Charger inhibit Z Battery at end of life L Battery disch...

Page 110: ...C line voltage 152 volts 11 14 0444 DC bulk voltage 159 volts 15 18 0960 48 VDC bus voltage 46 8 volts 19 22 0600 48 VDC bus current 29 3 amps 23 26 0867 48V battery pack voltage 50 8 volts 27 30 0867...

Page 111: ...mperature Degree C 26 22 24 80 24 75 Elapsed Time Hours 290 00 290 00 290 00 Remaining Battery Capacity Minutes 60 00 60 00 60 00 Battery Cutoff Counter Cycles 0 1 00 1 00 Battery Configuration 8 Batt...

Page 112: ...B 12 Power System Troubleshooting Figure B 8 IOP Module BXB 0356A 92 Self Test LED Oscillator Switch...

Page 113: ...lit and the console prompt is dis played then the LSB is good and the failing module is indicated by its self test LED If the IOP LED see Figure B 8 remains off in a uniprocessor system then the CPU...

Page 114: ......

Page 115: ...r regulator checking status B 3 LEDs 1 8 location 1 8 troubleshooting 1 9 I IOP module oscillator switch settings B 13 power converter failure B 15 accessing the 2 31 LED 2 30 M Memory module power co...

Page 116: ...XMI devices 3 4 S SI devices 3 8 System self test checking results of 2 10 console display 2 12 control panel Fault LED 2 11 module LEDs 2 24 overview 2 2 T Test command 3 2 X XMI plug in unit locati...

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