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HP 1650A/1651A Logic Analyzer

1. Chapter 2 Turning on the Instrument 2 1 Loading the Operating System 2 2 Installing the Operating System Disc 2 3 Line Switch 2 3 Intensity Control 2 4 Power up Self Test Table of Contents Continued 333 3 1 3 2 33 34 34 3 5 3 3 6 3 7 37 Connecting the Logic Analyzer to the Target System oo Probes and Probe Pods Connecting Pod Cables to the Logic Analyzer Connecting Pods to Probe Cables Disconnecting Probes from Pods Connecting Grabbers to Probes Connecting Grabbers to Test Points Pod Grounds Probe Grounds Labeling Pods Probes and Cables Signal Line Loading Probe Interface CA Chapter 4 4 2 Connecting to External Equipment Connecting the Logic Analyzer to a Printer CR Chapter 5 What s Next 1 Getting Ready to Operate es Initial Inspect the shipping cantainer for damage f the shipping container Inspection or packaging materials are damaged you should keep them until the contents of the shipment have been checked for completeness and the instrument has been checked mechanically and electrically If the contents of the shipping container have been damaged or the instrument does not operate properly refer to the service manual Accessories In addition to checking the instrument fur damage you should also check to see that the accessories supplied with it are complete Accessories can sometimes be lost in transit when the shipping cont
2. 7 7X display intensity to a different level that s more comfortable for you Control You do this by turning the INTENSITY control on the rear panel 1800 23 Turning on the Instrument 2 3 Power up Self Test Turning on the Instrument 2 4 When you turn on the logic analyzer it performs a series of self tests When it has successfully completed these tests it loads the operating system into memory from the disc When the logic analyzer has completely loaded the operating system it displays the System Configuration menu as shown below Note d This is the HP 1650A System Format Specification menu If you have an HP 1651A the only difference is pod 1 will be assigned to analyzer 1 and pod 2 will be assigned to analyzer 2 There won t be any pods in the UNASSIGNED area of the display Connecting the Logic Analyzer 3 to the Target System Probes and Probes and probe pods allow you to connect the logic analyzer to Probe Pods your target system Each probe pod carrys 16 data channels one clock channel one pod ground and two power lines for preprocessors Connecting Pod You connect the pod cables to the pod connectors on the rear panel of Cables to the the logic analyzer The connectors are keyed for proper orientation Logic Analyzer You can connect either end of the cable to the rear panel since both ends of the cables are alike Connecting Logic Analyzer to the Target System 34 Connecti
3. the top center of the module as shown until you can grasp it and pull it out by hand Refer to Selecting the Line Voltage on the previous page 115V 230V 3 0 A FUSE 1 5 A FUSE Getting Power to The HP 16504 51A comes with a 3 wire power cable When you the Instrument connect the cable to an AC appropriate power receptacle a ground is provided for the instrument cabinet The type of power cable you f receive with the instrument depends on your country m To avoid possible shock hazard you must connect the instrument to a properly grounded 3 wire receptacle D n A Operating You may operate your logic analyzer m a normal lab or office Environment environment without any additional considerations But don t block its ventilation If you intend to use it in another type of environment you must not exceed certain limits You can find these limits in the HP 16504 514 Reference Manual D Cee Ventilation You must provide an unrestricted airflow for the fan and ventilation openings in the rear of the logic analyzer However you may stack the logic analyzer under over or in between other instruments as long as the surfaces of the other instruments aren t needed for their ventilation Getting Ready to Operate 17 2 Turning on the Instrument l Loading the Before you can operate the logic analyzer it must transfer its Operating operating system from a disc to its memory This is called lo
4. to Operate 13 Removing Yellow Your logic analyzer is shipped with a protective yellow shipping disc Shipping Disc 1n the disc drive Before you can insert the operating system disc pping you must remove the yellow shipping disc Press the disc eject button as shown in the figure The yellow shipping disc will pop out part way so you can pull it out of the disc drive 2 1850 EX25 Getting Ready to Operate 1 4 Selecting the The line voltage selector has been factory set to the line voltage ine Voltage used in your country It is a good idea to check the setting of the E Li g hine voltage selector so you can become familiar with what it looks 4 like If the setting needs to be changed follow the procedure in the zia next paragraph You can damage the logic analyzer if the module is not set to the correct position 1859 Ex15 You change the lime voltage setting by pulling the fuse module out and reinserting it with the proper arrows aligned To remove the fuse module carefully pry at the top center of the module as shown until you can grasp it and pull it out by hand Getting Ready to Operate 1 5 Checking for the Correct Fuse Getting Ready to Operate 1 6 If you need to check for the correct fuses remove the fuse module and look at the amperage and voltage of each fuse The following figure will help you locate the 115 V and 230 V fuses To remove the fuse module carefully pry at
5. Setting Up the Logic Analyzer HP 1650A 51A Logic Analyzers U HEWLETT PACKARD amp Copyright Hewlett Packard Company 1987 Printed in U S A June 1987 m About this book Introduction The purpose of this guide is to tell you how to prepare your logic analyzer for operation In this guide you will learn how to install the operating system flexible disc turn on the logic analyzer and connect the probe cables and a printer You should read this guide if this is your first experience with the HP 1650A 51A logic analyzers Chapter 1 covers everything you need to know to get your logic analyzer ready for power up Chapter 2 shows you how to load the operating system turn on the logic analyzer and set the intensity of the display Chapter 3 introduces you to the new probes and shows you how to connect them Chapter 4 shows you how to connect your logic analyzer s RS 232C interface bus to other equipment like a printer Once you have the logic analyzer up and running you will want to read the Getting Started Guide It explains the basic operation of your logic analyzer Table of Contents Introduction Chapter 1 Getting Ready to Operate 11 Initial Inspection 1 1 Accessories 1 3 Probe Assembly Identification 1 4 Removing Yellow Shipping Disc 1 5 Selecting the Line Voltage 1 6 Checking for the Correct Fuse 1 7 Getting Power to the Instrument 1 7 Operating Environment X 1 7 Ventilation
6. ading System the operating system or hooting The logic analyzer operating system is a set of instructions that control the operation of the instrument The operating system resides on a 3 5 inch flexible disc You received two identical operating system discs You should mark one of them Master and store it in a safe place Mark the other one Work and use only the work copy This will provide you with a back up in case your work copy becomes corrupt CAUTION i To prevent damage to your operating system disc DO NOT remove the disc from the disc drive while it is running Only remove it after the indicator light has gone out Turning on the Instrument 24 Installing the To load the logic analyzer s operating system you must install the Operating disc as shown below before you turn on the power When the disc System Disc snaps into place the disc eject button will pop out Now you can fe turn on the logic analyzer veces The logic analyzer runs a series of self tests and loads the operating system before it 1s ready to be operated Turning on the Instrument 2 2 Line Switch The line switch is on the rear panel You turn on the logic analyzer by pressing the 1 on the rocker swatch Make sure the operating system disc is in the dise drive before you turn 1t on If you forget the disc don t worry you won t harm anything You will merely have to repeat the turn on procedure with the disc in the drive
7. ainer is damaged The table on the next page lists all the accessories for the HP 1650A 51A logic analyzers If any of these items are missing contact your nearest Hewlett Packard office Getting Ready to Operate 1 1 Table 1 Accessories Quantity Accessory HP Part No HP 1650A HP 1651A Probe assemblies 01650 61608 Probe cables 01650 61607 Grabbers Note 1 5959 0288 Ground leads long 01650 82102 Ground leads short 01650 82103 RS 232C Loop back adapter 01650 63202 Probe and probe cable 01650 94303 numbering label card AC power cable Note 2 Operating system disc 01650 13501 Operating and 01650 90903 Programming manual set Service manual 01650 90901 Notes 1 Package of 20 per part number 2 The type of power cord you receive with your logic analyzer depends on your country If you need more information about power cords refer to the HP 1650A 51A Reference Manual Getting Ready to Operate 1 2 iii Probe Assembly The following illustration will help you identify the various parts of identification the probe assemblies Chapter 3 explains how to connect and disconnect the parts of this assembly ates GROUND LEAD LONG 01650 82102 hs PROBE LEAD 61650 82101 PROBE HOUSING GROUND LEAD SHORT 01650 45203 01650 82103 7 PROBE ASSEMBLY 01650 61608 ex GRABBER 5959 0288 QTY 20 PER P N PROBE CABLE 1650 6 1687 1650 Ex13 Getting Ready
8. anel and programming functions of the logic analyzers Once you feel comfortable with the basic operation of the front panel use this book quip OSEN FEELING COM ORIADLE WITI LOGIC ANALYZERS d HP 1650A 5 4 s REFERENCE MANUAL MES NN NS EN NN RUNS What s Next 5 1 5959 6012 HEWLETT PACKARD PRINTED IN U S A
9. c analyzer is equipped with a standard RS 232C interface which allows you to connect the logic analyzer to a printer or controller The connector is a standard 25 pin D connector as shown below Connecting to External Equipment 44 Connecting the You can connect a printer to the logic analyzer s RS 232C interface Logic Analyzer when a controller isn t connected The printer enables you to print to a Printer various data from the logic analyzer To connect the printer to the logic analyzer use a standard RS 232C cable HP Model number 13242G and make your connections as shown below You will find the complete details of how to operate the printer with the logic analyzer in the HP 16504 51A Heference Manual WAX SA ge Bu VP ee Connecting to External Equipment 4 2 qs ESS What s Next Now that you have unpacked inspected and begun operating the logic analyzer the next step will depend on your needs If you are a first time logic analyzer user who wanted to get the instrument running before reading Feeling Comfortable with Logic Analyzers you should read it now If you are familiar with logic analysis read either the Getting Started Guide or the HP 1650A 51A Reference Manual In a task format the Getting Started Guide teaches you the basics of how to operate the front panel and configure it for task measurements The HP 16504 51A Reference Manual describes all the front p
10. e able to quickly identify them Included with your logic analyzer are self adhesive labels for each pod cable and Cables anil probe They come tn sets Each set has labels for each end of the cable a label for the pod connector body a label for the clock probe and 15 labels for each of the channels Connecting Logic Analyzer to the Target System 3 6 _ _ LLL x 7 Signal Line Any signal line to be connected to a probe must be able to supply a Loading minimum of 600 mV to the probe tip which has an input impedance p of 100 kQ shunted by 8 pF If the signal line can t supply this voltage you will not only get an 1ncorrect measurement but the d Y system under test may also malfunction Probe Instead of connecting the probe tips directly to the signal lines you Interface may use the HP 10269C Probe Interface optional accessory It allows you to connect the pod cables without the probes to connectors on the interface When the appropriate preprocessor 15 installed in the interface you will be able to connect the interface directly to the microprocessor under test A number of microprocessor specific preprocessors are available as optional accessories You will find them listed in the HP 1650A 51A Reference Manual along with additional details on how the probe interface and preprocessors work Connecting Logic Analyzer to the Target System 3 7 Connecting to External 4 Equipment feum Your logi
11. leads You connect the grabber by pushing the rear of the grabber to expose the hook hooking the lead and releasing your thumb as Test Points shown below Connecting Logic Analyzer to the Target System 3 4 Pod Grounds Each pod is grounded by a pod ground lead that should always be used You can connect the lead directly to a ground pin on your target system or use a grabber The grabber connects to the ground lead the same way it connects to the probe lead To connect the ground lead to grounded pins on your target system you must use 0 63 mm 0 025 in square pins or round pins with a diameter from 0 66 mm 0 026 in to 0 84 0 033 in Sa amp Probe Grounds You can ground the probes in one of two ways You can ground them with the pod ground only however the ground path won t be the same length as the signal path through the probe If your probe ground path must be the same as your signal path use the short ground lead probe ground The probe ground lead connects to the molded probe body via a pin and socket You can then use a grabber or grounded pins on your target system the same way as the pod ground If you need additional probe ground leads order HP part number 01650 32103 from your nearest Hewlett Packard sales office Connecting Logic Analyzer to the Target System 3 5 Labeling So you can find the pods and probes you want to connect to your Pods Probes target system you need to b
12. ng Pods to Probe Cables The pods of the HP 1650A 51A differ from the pods in other logic analyzers in that they are passive have no active circuits at the outer end of the cable The pods as they will be referred to for consistency are the connector bodies as shown below that the probes are installed in when you receive your logic analyzer To connect a pod to a cable you align the key on the cable connector with the slot on the pod connector and connect them the same way you connected the other end to the logic analyzer wasee Connecting Logic Analyzer to the Target System 3 2 Disconnecting You can disconnect un used probes from the pods to eliminate clutter Probes To disconnect a probe insert the tip of a ball point pen in the latch As opening and push while gently pulling the probe out of the pod From Pods i x connector as shown below 2 1650 Ex11 You re connect a probe to a pod by inserting the double pin end of the probe into the pod The probes and pod connector body are both d keyed chamfered so that they will fit together in only one way Connecting Logic Analyzer to the Target System 3 3 Connecting You connect the grabbers to the probes by slipping the connector at Grabbers the end of the probe onto the recessed pin in the side of the grabber to Probes N ENIUDEUEUMENUEENTUEENENCUMN lt Connecting The grabbers have a hook that fits around IC pins and component Grabbers to

HP 1650A/1651A Logic Analyzer

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