HP 27115A Installation Manual Download Page 1

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Summary of Contents for 27115A

Page 1: ...HP 3000 Series 900 Computer Systems HP 27115A Fiber Optic Link Installation Manual FliDW HEWLETT PACKARD HP Part Number 27115 90001 Printed in U S A April 1990 Edition 2 E0490 ...

Page 2: ...ction with the furnishing performance or use of this material Hewlett Packard Company 1990 All rights reserved This document contains proprietary information which is protected by copyright No part of this document may be photocopied reproduced or translated into another language without the prior written consent of Hewlett Packard The information contained in this document is subject to change wi...

Page 3: ...on 1 6 Identification 1 6 Specifications 1 7 2 Installation and Configuration HP FL Installation 2 1 Configure the Link into the Operating System 2 2 Verify the Position ofJumper J2 2 2 Install the HP FL PCA 2 3 Connect the Fiber Optic Cable 2 4 Cables from a Non HP Source 2 4 Installing the PBus Terminators 2 5 Bus Terminators 2 5 Attach and Adjust the Strain Relief Ferrule 2 7 Complete the Insta...

Page 4: ...on 4 LOOPBACK 3 8 Section 6 STATUS 3 8 Section 10 VERIFICATION TROUBLE TREE 3 8 Section 11 DIAGNOSTIC TROUBLE TREE 3 8 Section 12 ON SITE TROUBLE TREE 3 9 General Troubleshooting 3 10 PCA Fault Isolation 3 10 Cable Fault Isolation 3 11 Method 1 By Inference 3 11 Method 2 Loopback Test on Each Fiber of the Duplex Cable 3 12 Method 3 Use Fiber Optic Cable Test Equipment 3 13 Remote Device Fault Isol...

Page 5: ...w of traffic between the cm and the memory processor bus See figure 1 1 Channel Adapter Figure 1 1 HP FL Device Adapter in an HP 3000 Computer System A duplex fiber optic cable provided with the HP FL connects it to supported peripherals The cable consists of two graded index optical fibers with cladding and a polyurethane outer jacket with four 90s type SMA optical connectors Peripherals that may...

Page 6: ...icroprocessor controls the HP FL protocol It manages PCA operations and data transfers with minimal host intervention It also conducts a hardware self test and displays results of internal and external link status checks by means of 6 LEOs Fiber optic cable is thin lightweight and flexible It is not susceptible to electronic or magnetic noise and provides electrical isolation The cable may be up t...

Page 7: ...le from Hewlett Packard contact the HP Sales and Support Office Order part number HFBR AWOnx withxa replaced by the length in meters you want the cable to be For example HFBR AWQ075 is the part number for a 75 meter cable The following cable lengths in meters are available 001 002 005 010 015 020 025 030 035 040 045 050 075 100 125 150 175 200 250 300 350 400 450 500 Installation of the fiber opti...

Page 8: ...e may require assembly disassembly or adjustment of a strain relief ferrule on the fiber optic cable Two screws secure the ferrule to the cable and will require the use of a O point Pozidriv or Phillips screwdriver See figure 2 5 and the accompanying text for details about the strain relief ferrule Note The decision to repair a fiber optic cable depends on the availability and cost of a replacemen...

Page 9: ...them evenly among the available CIO buses No CIO bus may have more than two HP FL PCAS More than two HP FL device adapters will cause CIO channel contention and may overtax the power supply on your computer or extender See table 1 2 for the power requirements for the HP FLPCA Notice that with a single drive attached to an HP FL device adapter two PBus terminators are installed on that driv Where t...

Page 10: ...pports from 5 to 14 CIO slots However you must install the HP FL PCA in one of the eight lowest numbered slots in any given CIB Install the HP FL PCA in one of the slots numbered from 0 to 7 in any CIO bus As noted above some systems have more than one CIB With a host with multiple CIO buses and more than one HP FL PCA divide the PCAS among the CIO buses to minimize channel contention problems For...

Page 11: ...case 18 2W When using multiple HP FL device adapters the total number of disk drives supported on a system is system dependent Consult your system specifications Table 1 3 HP FL Environmental Limits Operating Environment Storage Environment Temperature 0 C 5SOC 40 C 70 C Relative 95 40 C noncondensing 90 65 C noncondensing humidity Altitude 4 6 km 15 000 feet 15 2 km 50 000 feet Table 1 4 HP FL Op...

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Page 13: ... ESD If possible work in a static free work area Handle the peA by its edges or extractor levers Avoid working on a carpet Reduce unnecessary movements These precautions will lessen the chances of ESD damage ESD can damage any electronic assembly Failure to follow anti ESD precautions can void your warranty Ifyou do not have a static free work area we recommend a workstation kit like the one provi...

Page 14: ...ystem administrator s manuals and the disk drive manuals You may configure the operating system either before or after installation of the hardware The HP FL PCA has a jumper labeled J2 The M position is undefined For operation the jumper must be in the L position as shown in figure 2 1 o DD Figure 2 1 Jumper J2 Location and Position 2 2 Installation and Configuration ...

Page 15: ... and in data loss or corruption The HP FL PCA must be installed into the CIO card cage of your computer or extender unit Because this operation is system dependent refer to the system hardware manuals supplied with your computer for details You will 1 Shut down the operating system 2 Switch off the computer power 3 Open the CIO card cage 4 Insert the PCA into a CIO card cage slot This step include...

Page 16: ... port The standard cable is marked to make this easier see figure 2 2 White sleeved connector to PCA transmit port Sleeveless connector to PCA receive port Sleeveless connector to disk drive receive port White sleeved connector to disk drive transmit port Figure 2 2 Identifying the Transmit and Receive Cable Connectors Ifyou connect the transmit ports to each other and the receive ports to each ot...

Page 17: ...he indicators on the PBus must be off If any is on remove one of the terminators invert it and re install it Figure 2 4 shows the disk drive controller board for a single disk drive installation and the first and last controller boards for a multiple disk drive installation Be sure the disk drive power is on when you verify the LEDS If you install the PBus terminators wrong the HP FL link will not...

Page 18: ... for this procedure Figure 2 5 illustrates installing a strain relief ferrule If the strain relief ferrule is pre assembled on the cable you may still need to adjust it for proper distance from the cable end Reverse the ferrule in the grounding bus as in step 1 and proceed to step 2 below Note the twist in the fiber optic cable The compression block in correct orientation 1 GJ Tighten crews J afte...

Page 19: ... the next step If the ferrule was pre assembled on the cable loosen the screws enough to slide the cable up or down for adjustment The compression block must be inserted with the notched side toward the cable as in the figure If it goes in backwards it can damage the cable 3 Leave 0 5 cm 14 in play as slack in the cable to prevent damage to the optical ports Securely fasten the compression block t...

Page 20: ...f test runs whenever the computer power is switched on or the computer is reset If you are familiar with the operating system you can reset the PCA programmatically Some sections of the diagnostic program HPFLOIAG also reset the PCA See chapter 3 Troubleshooting and Diagnostics PCA Self Test Results Your system may display the PCA self test results in any of these ways 2 8 Installation and Configu...

Page 21: ...ed off C red off S red off The HP FL device adapter and link are R red off operational P green onlblinking A green blinking Self test red off Bad connection to the remote device S red onlblinking the cable is not connected R red on there is no power to the remote device or P green on the remote device is faulty Self test red off The HP FL is not generating ID requests replace P green onlblinking t...

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Page 23: ...t FRu that is causing the problem FRUs are the lowest level of assembly authorized for replacement For the HP FL there are two primary FRUs the peA and the fiber optic cable This chapter describes the following Self test and Status LEDs HP FL Diagnostic Software HPFLDIAG General Troubleshooting For test equipment and special tools refer to chapter 1 Troubleshooting and Diagnostics 3 1 ...

Page 24: ...he safety interlock and operate the computer will expose personnel to hazardous electrical power and mechanical devices such as ventilation fans The product does not comply with mandatory electromagnetic radiation and interference EMI and RFI regulations when the I O card cage is open Figure 3 1 shows the location of the six self test failure and status LED indicators The LED on the left is the se...

Page 25: ...ly and the remote device is compatible Config Jumper J2 is in the wrong position or the response from red on the remote device is incompatible with the HP FL protocol ofT The signal strength and quality are acceptable The signal is marginal The brighter the LED appears the S flicker less likely it is that the signal strength will allow successful Signal data transfers See below red The signal is l...

Page 26: ...ssed Self Test LED P green normally on or blinking This LED will light when the PCA has passed its self test and is operational It remains lit unless an error condition on the PCA causes the LED to turn off Error conditions that will cause this are link protocol errors link data parity errors and data structure faults The system console may report an unexpected CIO event corresponding to these err...

Page 27: ...e faulty hardware Running HPFLDIAG HPFLDIAG is accessed via the Online Diagnostic Subsystem SYSDIAG The user s interface to SYSDIAG is a command interpreter program Diagnostic User Interface DUI To run HPFLDIAG you must execute SYSDIAG and enter an HPFLDIAG run string at the DUI prompt DUI Note On HP MPF XL systems the DUI is normally called by entering SYSDIAG The HPFLDIAG run string must include...

Page 28: ...ity Consult your system manager Example SVSDIAG ONLINE DIAGNOSTIC SUBSYSTEM C Copyright Hewlett Packard Co 1987 All Rights Reserved DUI Version A xx yy Monitor Version A xx yy Type HELP for assistance DUI RUN HPFLDIAG PDEV w x y PDEV is the physical device number wI identifies the bus converter for Model 950 systems usually 2 or 61 and is normally not entered in the run string for non 950 systems ...

Page 29: ... displays the following header HP FL DIAGNOSTIC C Copyright Hewlett Packard Co 1987 All Rights Reserved Version A OO OO Welcome Today is MON May 21 1990 9 03 AM Please select target drive to test CR for link drive 0 Be sure to select a number that corresponds to one of the physical addresses set on the disk drives Ifyou press ENTEij or RETURN here the test willioopback to the disk drive directly c...

Page 30: ... HP FL interface internal Loopback verifies the data path completely internal to the HP FL PCA this test is destructive HP FL externalloopback verifies the data path internal and external to the HP FL PCA a loopback cable is required this test is destructive Section 6 STATUS This non destructive section reports the hardware status from the HP FL PCA Section 10 VERIFICATION TROUBLE TREE This non de...

Page 31: ... number of the actual cause Table 3 2 Examples from Testing Sections 10 and 11 Drive Number Actual configuration Fault induced for the test of causes cause of reported fault Single Drive power switched off 4 first Single Incorrect drive address 3 first Single PBus terminators missing 3 first Single Fiber optic cable not connected 4 second Single Cable fibers connected backwards 4 second Multiple P...

Page 32: ...hed and observing the PCA LEDs If the self test fails and the C S and R LEDS are on the PROMs are defective If possible test the PROMs by moving them to a known good PCA and use the procedures below If the test fails the PROMS are the faulty element 1 Disconnect the duplex cable from the PCA 2 Connect the transmit port directly to the receive port using a single fiber Use the fiber optic loopback ...

Page 33: ...ex cable You can check the duplex cable for damage in a variety of ways The method you use depends on what tools are available to you Method 1 By Inference The simplest method to test the duplex cable is by inference If either device on the cable indicates a fault when connected the S or R LED remains on after self test but both devices operate properly when individually tested with a loopback cab...

Page 34: ...bles are normally marked to allow easy identification of each fiber See the section in chapter 2 titled Connect the Fiber Optic Cable The remaining procedure assumes the hookup is correct 3 Connect each end of the fiber to the HP FL peA transmit port and receive port respectively so that the fiber acts as a loopback cable 4 Run the peA self test refer to PCA Fault Isolation above 5 Observe the PCA...

Page 35: ...the other end Use the optical meter to determine optical power received 3 Remove the test cable and go to the installed duplex cable 4 Identify both ends of a single fiber in the duplex cable 5 Connect the optical power source to one end of the fiber and the optical power meter to the other end 6 Measure the optical power through the fiber Compare this with the power measured with the test cable T...

Page 36: ...ex cable fiber and the transmitter are good Ifnot either maybe bad 2 Depending on the outcome above take one of the following actions a Ifboth of the above readings failed the peA s transmitter is faulty Replace the peA b If the duplex cable reading failed but the loopback cable reading passed follow to the Cable Fault Isolation procedures provided earlier in this chapter c Ifboth readings passed ...

Page 37: ...roduct are listed in table 4 1 PROM firmware may be revised by Hewlett Packard to correct errors improve performance enhance product features or match operating system or application revisions Should you require replacement of the PROMS consult with your Hewlett Packard representative for the latest PROM version Table 4 1 lists FRUs associated with this product Table 4 1 FRUs for the HP FL UP part...

Page 38: ...se work station kit 9300 1155 to protect the HP FL PCA from damage PCA Removal To remove the PCA 4 2 Replaceable Parts 1 At the host computer shut the operating system down and switch off the computer system power Refer to the system administrator s and hardware manuals that apply to your system 2 Open the CIO card cage where your HP 27115A HP FL PCA is installed refer to your computer or extender...

Page 39: ...ble from the computer system and the peripheral device Consult your peripheral s manuals for information about access to the HP FL cable connection at the peripheral See your computer or extender hardware s manuals for information about access to the CIa card cage where the HP 27115A PCA is installed 4 Remove any strain reliefferrules assembled on the cable Unscrew and remove the two screws that f...

Page 40: ...ROM Use caution during removal 4 Before installing the PROMS identify the PROM part number and correct socket into which each PROM must be installed 5 Note the half circle notch located on one end of each PROM that identifies pin 1 on the PROM Match it to a similar mark on the empty socket Ensure that the contact pins of the PROM are aligned with the socket receptacles It may be necessary to adjus...

Page 41: ... plenums or ventilation ducts Do not store it in environmental air spaces For critical applications the use of redundant cables may be desirable The cable plan should include the route of redundant cables Installation Cable replacement after installation may be costly A cable verification test before installation is recommended to preclude installation of a faulty cable Cable operation checks can ...

Page 42: ...cs of the cable supplied by Hewlett Packard Table A 2 provides a check list for cable installation Table A 1 Fiber Optic Cable Characteristics Cable type Duplex Cable length S 500m Markings Transmit has white sleeve Construction Graded index glass fiber Core cladding diameter 100J1 m 140 J1 m Connectors 905 type SMA Operating temperature 20o e to 85 e Storage temperature 40o e to 85 e Outerjacket ...

Page 43: ...e and meter Did you check the cable for minimum bend radius and tension during and after installation Is the cable protected by conduit cable trays etc over its entire length Did the cable installation use approved pullheads and other devices Were non Hewlett Packard cables approved by a Hewlett Packard representative Have all installation errors or violations been corrected Cable Installation A 3...

Page 44: ...2 4 1 strain relief ferrule 1 4 2 6 troubleshooting procedures 3 11 channel adapter 1 1 1 6 CIB see CIa bus CIa bus 1 1 1 6 subsystem 1 1 custom cable 1 3 D device adapter dermed 1 1 identification 1 6 part number 1 2 specifications 1 7 devices supported 1 5 diagnostic 3 5 disk cluster 1 2 1 5 1 6 connecting 1 5 supported drives 1 1 1 2 1 5 1 7 Index 1 ...

Page 45: ...HPFLDIAG capabilities 3 5 running 3 5 summary of sections 3 7 identification product 1 6 installation fiber optic cable 2 4 2 7 peA 2 3 2 7 strain relief ferrule 1 4 2 6 interface card see device adapter interpreting LED patterns 3 3 3 4 3 11 J jumper J2 2 2 2 9 3 3 4 1 L LED operational status codes 3 3 self test failure codes 3 3 loopback cable 1 3 3 10 3 14 M mid bus 1 1 0 optical power meter 1...

Page 46: ...le 1 4 replacing fiber optic cable 4 3 PCA 4 3 PROMs 4 4 S self test 1 2 2 8 troubleshooting 3 2 self test failure LED 2 9 3 2 slot selection 2 3 specifications 1 7 status LEDs 1 2 2 9 3 2 strain relief ferrule 1 4 2 6 2 7 supported devices 1 1 1 5 T terminator PBus 1 2 1 5 2 5 tool kit fiber optic cable 1 4 topology 1 5 transfer rates 1 2 trouble trees 3 9 troubleshooting procedures 3 10 remote d...

Page 47: ...lly accurate DYes Did we include the information you need DYes Are the illustrations and tables accurate and useful DYes Are the concepts and wording easy to understand DYes Is the format of the manual convenient in size arrangement and readability DYes Comments This form requires no postage if mailed in the U S For locations outside the U S your local HP company representative will ensure that yo...

Page 48: ...o 256 Roseville California Postage will be paid by addressee Editor R3NB Hewlett Packard Company Roseville Networks Division 8000 Foothills Boulevard Roseville California 95678 6598 III II I No Postage Necessary If Mailed in the United States Fold Fold ...

Page 49: ...r i HEWLETT a PACKARD HP Part Number 27115 90001 E0490 Edition 2 April 1990 Printed in U S A ...

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