HP 16500B User Manual

Errata Title & Document Type: Manual Part Number: Revision Date: HP References in this Manual This manual may contain references to HP or He

SpecificationsThe specifications are the performance standards against which the product is tested. Thereare no specifications for the HP 16500B or t

Replaceable Parts List DescriptionThe replaceable parts list is organized by reference designation. The exploded view does not show all of the parts

HP 16500B Exploded View and Replaceable PartsExploded view of the HP 16500B External PartsReplaceable PartsHP 16500B Exploded View and Replaceable Par

HP 16500B Replaceable PartsRef.Des.HP PartNumber QTY DescriptionExchange AssembliesA2 16500-69512 Front-panel circuit board (exchange)A3 16500-69509 M

Exploded View of the HP 16500BReplaceable PartsHP 16500B Exploded View and Replaceable Parts7–6

HP 16500B Replaceable Parts Ref.Des.HP PartNumber QTY DescriptionInternal PartsA1 16500-66501 1 Mother board assemblyA3 16500-66509 1 Microprocessor b

HP 16500B Replaceable Parts Ref.Des.HP PartNumber QTY DescriptionW6 16500-61606 1 Cable - power supply to color moduleW8 16500-61611 1 Cable - hard dr

HP 16501A Exploded View and Replaceable PartsExploded view of the HP 16501AReplaceable PartsHP 16501A Exploded View and Replaceable Parts7–9

HP 16501A Replaceable PartsRef.Des.HP PartNumber QTY DescriptionExchange AssembliesA4 16500-69500 Power supply assembly (exchange)External PartsF1 211

HP 16501A Replaceable PartsRef.Des.HP PartNumber QTY DescriptionInternal PartsH1 0515-0372 19 Screw M3 X 0.5 8MM-LGH2 0515-0433 12 Screw M4 X 0.8 15MM

7–12

Time Interval Accuracy Between Modules Equals the sum of the channel-to-channeltime interval accuracies of each module used in the measurement, for a

8Block-Level Theory 8–3The HP 16500B Logic Analysis System 8–3The Microprocessor Board 8–6The Power-Up Routine 8–9The Power-Up Screen 8–9Power-Up

Theory of OperationThis chapter tells the theory of operation for the logic analysis system and describesthe self-tests. The information in this chap

Block-Level TheoryThe block-level theory is divided into two parts: theory for the logic analysis systemand theory for the microprocessor board. A bl

System Overview TheoryHP 16500BThe HP 16500B is the mainframe for the Logic Analysis System. Microprocessor Board The microprocessor board contains al

HP 16501AThe HP 16501A is the expansion frame for the Logic Analysis System. The expansion framecomponents include the following:•Expansion Interface

The Microprocessor BoardThe Microprocessor BoardTheory of OperationThe Microprocessor Board8–6

Microprocessor Board TheoryThe microprocessor board contains the system memory, all of the interfaces for themainframe peripherals, the intermodule bu

HIL InterfaceThe Hewlett-Packard Human Interface Link (HP-HIL) is the interface between themicroprocessor and the HP 16500B front panel. In the write

The Power-Up RoutineWhen power is applied to the HP 16500B Logic Analysis System mainframe, a seriesof tasks called the power-up routine is performed

Power-Up Self-TestsAll of the power-up self tests are performed to verify the operation of the HP 16500Bmainframe. If any of the self-tests fail, the

Dimensions Refer to the following figure for dimensional detail.Dimensional DetailGeneral InformationCharacteristics1–5

Initializing and Calibrating ModulesThe installed modules are initialized and stored calibration factors are uploaded from eitherthe disk drive or mod

The System Configuration MenuWhen the power-up routine is complete and the HP 16500B is operational, the SystemConfiguration menu is displayed. The n

Self-Tests DescriptionThe self-tests identify the correct operation of the major sub-systems in theHP 16500B Logic Analysis System mainframe. The sel

RAM TestThe RAM Test performs an abbreviated read/write test at various memory locations. The testreturns a pass or fail message. For RAM Test failu

Correlator TestThe correlator test verifies that the intermodule bus time correlator on the microprocessorboard is functioning properly. If the corre

RAM TestThis test checks the mainframe RAM on the microprocessor board. The test performs anon-destructive pattern write/read at every location. The

Possible problems causing a failed message in either the flexible disk drive or hard disk driveinclude the following:•A damaged or disconnected disk d

HP-IBThe Hewlett-Packard Interface Bus (HP-IB) is Hewlett-Packard’s implementation ofIEEE Standard 488-1978, "Standard Digital Interface for Prog

RS-232CThe logic analysis system interfaces with RS-232C communication lines through astandard 25 pin D connector. The logic analysis system is compa

© Copyright Hewlett-Packard Company 1987-1994All Rights Reserved.Reproduction, adaptation, ortranslation without prior writtenpermission is prohibited

Recommended Test EquipmentEquipment RequiredEquipment Critical Specifications RecommendedModel/PartUse*Oscilloscope 100 MHz Bandwidth HP 54600A TVoltm

2To inspect the logic analysis system 2–2To apply power 2–3To operate the user interface 2–3To set the line voltage 2–4To degauss the display 2–

Preparing For UseThis chapter gives you instructions for preparing the logic analysis system for use. Power RequirementsThe logic analysis system main

2 Check the supplied accessories.Accessories supplied with the logic analysis system are listed in "Accessories" in chapter 1.3 Inspect the

To set the line voltageWhen shipped from HP, the line voltage selector is set and an appropriate fuse is installed foroperating the instrument in the

To degauss the display• If the mainframe has been subjected to strong magnetic fields, the CRT mightbecome magnetized and display data might become di

To install modulesThe following steps give general instructions for installing modules into the mainframe or theexpansion frame of the system.CAUTIONE

Service GuidePublication number 16500-97011First edition, August 1994For Safety information, Warranties, and Regulatory information, see the pages at

To install the HP 16500L interface moduleThe HP 16500L interface module is required to connect the HP 16501A Expansion Frame tothe HP 16500B mainframe

5 Slide the interface module into the mainframe through the slot in the rear panel.6 Install the screws connecting the interface module to the mainfra

To connect the HP 16501A Expansion FrameThe HP 16501A Expansion Frame includes an interface cable and requires an HP 16500Linterface module to connect

To connect an external monitorThe following tables define the signal available for external monitors at the HP 16500Lconnector and pin numbers. HP 165

3To perform the power-up tests 3–3To perform the self-tests 3–4Testing Performance

Testing PerformanceTo ensure the logic analysis system is operating correctly, you can perform softwaretests (self-tests) on the system. Directions f

To perform the power-up testsThe logic analysis system automatically performs power-up tests when you apply power to theinstrument. The revision numb

To perform the self-testsThe self-tests verify the correct operation of the logic analysis system. Self-tests canbe performed all at once or one at a

5 Install a formatted disk that is not write protected into the flexible disk drive.Connect an RS-232C loopback connector onto the RS-232C port.6 Sele

3–6

HP 16500B/16501A Logic Analysis SystemThe HP 16500B is the mainframe of the Logic Analysis System, and the HP 16501A isthe expansion frame. The HP 16

4To prepare the instrument 4–3To access the test patterns 4–4To adjust geometry 4–5To adjust focus, landing, and convergence 4–6To adjust white ba

Calibrating and AdjustingThis chapter normally gives you instructions for calibrating and adjusting the logicanalysis system. Because the HP 16500B/16

To prepare the instrument1 Remove the rear feet and the covers from the mainframe. 2 Before starting the adjustments, mark the position where the pot

To access the test patternsSome procedures on the following pages ask you to access test patterns. This procedure tellsyou how to access them and how

To adjust geometry1 Display the white cross-hatch test pattern on the CRT.From the Color Display Test menu, select the white, cross-hatch pattern.2 Pr

To adjust focus, landing, and convergenceOnce you have started, you will have to do all three of the procedures in this group: the focus,the landing,

Landing Adjustment1Turn the front panel BRIGHTNESS control fully clockwise.2 Degauss the CRT by momentarily pressing the DEGAUSS switch located on the

8 Move the deflection yoke forward until the entire raster is green.Landing adjustment is easier if the yoke is moved all the way forward and then mov

Static Convergence1Temporarily disconnect the power from the instrument.2 Remove the PC board shield cover from the rear of the Color CRT Module by pr

Dynamic Convergence1Display the white, cross-hatch test pattern on the CRT.From the Color Display Test menu, select the white, cross-hatch test patter

The HP 16500B Logic Analysis Systemiii

4 Adjust V TOP (RV801) and V BOTTOM (RV802) to obtain coincidence of the red,blue, and green at the intersection of the top and bottom horizontal line

5 Adjust H.AMP (RV807) located on the bottom PC board for equal amounts ofmisconvergence at the right and left sides of the screen. 6 Adjust H.TILT (R

To adjust white balance1 Provide a blank display on the CRT.From the Color Display Test menu, select a blank (colorless) raster.2 Preset the front pan

4–14

5To use the flowcharts 5–2To check the power-up self-tests 5–18To run the self-tests 5–19To check the video signals 5–22To check the power supply

TroubleshootingThis chapter helps you troubleshoot the logic analysis system to find defectiveassemblies. The troubleshooting consists of flowcharts,

Main Troubleshooting Flowchart 1TroubleshootingTo use the flowcharts5–3

Main Troubleshooting Flowchart 2Note: The HP 16500Lis in the SystemConfiguration menu if"Master Frame" is in ablue field and"Ethernet&

Color Module Troubleshooting Flowchart 3TroubleshootingTo use the flowcharts5–5

Color Module Troubleshooting Flowchart 3A (continued)TroubleshootingTo use the flowcharts5–6

In This BookThis book is the service guide for the HP 16500B/16501A Logic Analysis System and is dividedinto eight chapters.Chapter 1 contains informa

Power-Up Troubleshooting Flowchart 4TroubleshootingTo use the flowcharts5–7

System Start Troubleshooting Flowchart 5TroubleshootingTo use the flowcharts5–8

Mainframe Tests Troubleshooting Flowchart 6TroubleshootingTo use the flowcharts5–9

Power Supply Troubleshooting Flowchart 7TroubleshootingTo use the flowcharts5–10

HIL Troubleshooting Flowchart 8TroubleshootingTo use the flowcharts5–11

Flexible Disk Drive Troubleshooting Flowchart 9TroubleshootingTo use the flowcharts5–12

Hard Disk Drive Troubleshooting Flowchart 10TroubleshootingTo use the flowcharts5–13

RS-232C Troubleshooting Flowchart 11TroubleshootingTo use the flowcharts5–14

Intermodule Troubleshooting Flowchart 12TroubleshootingTo use the flowcharts5–15

Expansion Frame Troubleshooting Flowchart 13TroubleshootingTo use the flowcharts5–16

Contents1 General InformationAccessories 1–2Specifications 1–3Characteristics 1–3Recommended Test Equipment 1–62 Preparing for UseTo inspect the lo

External Monitor Troubleshooting Flowchart 14Note: Compare thespecifications of themonitor against thespecifications of thevideo signal as a wayto de

To check the power-up self-testsThe logic analysis system automatically performs power-up self-tests when you apply powerto the instrument. The revis

To run the self-testsSelf-tests identify the correct operation of major, functional subsystems of the instrument.You can run all self-tests without ac

5 Select ROM Test. The ROM Test screen is displayed.You can run all tests at one time by running All System Tests. To see more details about eachte

7 To exit the ROM Test, select Done. Note that the status changes to Passed or Failed.8 Install a formatted disk that is not write-protected into the

To check the video signalsRefer to chapter 6, "Replacing Assemblies," for instructions on how to remove or replacecovers and assemblies.WARN

To check the power supply LEDsRefer to chapter 6, "Replacing Assemblies," for instructions to remove or replace covers andassemblies.WARNING

To check the power supply voltagesRefer to chapter 6, "Replacing Assemblies," for instructions to remove or replace covers andassemblies.WAR

To test the flexible disk drive voltagesRefer to chapter 6, "Replacing Assemblies," for instructions to remove or replace covers andassembli

5 Check for the following voltages and signals using an oscilloscope.Disk Drive VoltagesPin SignalDescriptionPin SignalDescriptionPin Signal Descripti

6 Replacing AssembliesTo remove and replace theOptional modules or filler panels 6–3Covers 6–4Flexible disk drive 6–5Power supply 6–6Rear fan 6–8S

To test the hard disk drive voltagesRefer to chapter 6, "Replacing Assemblies," for instructions to remove or replace covers andassemblies.W

Disk Drive VoltagesPin Signal Description Pin Signal Description Pin Signal Description1Reset 15 Data 29 +5 V2 Ground 16 Data 30 Ground3 Data 17 Data

To test the expansion frame interfaceThis procedure is used during troubleshooting to isolate a failed interface component, theinterface cable, the ex

Test the Expansion Interface Card1Ground the oscilloscope probe to the metal portion of the frame near the rear panelof the expansion frame and check

3 Remove the probe ground from the frame, and reattach the probe ground to themetal portion of the expansion frame near the front panel.4 Probe the fo

Test the Mainframe CPU Board1Remove power from the HP 16500B system and unplug the power cords from boththe mainframe and the expansion frame.2 Reinst

6To remove and replace theOptional modules or filler panels 6-3Covers 6–4Flexible disk drive 6–5Power supply 6–6Rear fan 6–8Side fan 6–9HP 16500L

Replacing AssembliesThis chapter contains the instructions for removing and replacing the assemblies ofthe logic analysis system. Also in this chapter

To remove and replace optional modules or filler panels1 To reconfigure your system later in this procedure, note the configuration of yoursystem.Some

To remove and replace the coversThere are four outside covers on the HP 16500B and on the HP 16501A, a top cover, a bottomcover, and two side covers.W

1Accessories 1–2Specifications 1–3Characteristics 1–3Recommended Test Equipment 1–6General Information

To remove and replace the flexible disk driveHP 16500B1Using previous procedures, remove the following assemblies:•Top cover2Remove the two disk drive

To remove and replace the power supplyWARNINGHazardous voltages exist on the power supply. To avoid electrical shock, disconnect thepower from the in

Replacing AssembliesTo remove and replace the power supply6–7

To remove and replace the rear fanHP 16500B and HP 16501A1Using previous procedures, remove the following assemblies:•Top cover2Remove the rear fan sh

To remove and replace the side fanHP 16500B and HP 16501A1Using previous procedures, remove the following assemblies:•Top cover and side cover2Remove

To remove and replace the HP 16500L interface moduleHP 16500B and HP 16500L11Using previous procedures, remove the following assemblies:•Top cover2If

7 If your system includes an expansion frame, connect the interface cable from theexpansion frame to the HP 16500L interface module located in the HP

To remove and replace the hard disk driveHP 16500B1Using previous procedures, remove the following assemblies:•Top and bottom covers•HP 16500L interfa

To remove and replace the microprocessor board (CPU)HP 16500B1Using previous procedures, remove the following assemblies:•Top cover and left, rear foo

To remove and replace a SIMM memoryHP 16500B1Using previous procedures, remove the following assemblies:•Microprocessor (CPU) board2Hold the release t

General InformationThis chapter lists the accessories, the specifications and characteristics, and therecommended test equipment.Accessories The follo

To remove and replace the expansion interface board HP 16501A1Using previous procedures, remove the following assemblies:•Bottom cover•All optional mo

To remove and replace the mother boardHP 16500B1Using previous procedures, remove the following assemblies:•Top and bottom covers•Power supply•Micropr

Replacing AssembliesTo remove and replace the mother board6–17

To remove and replace the front-panel boardHP 16500B1Remove the top trim from the front frame.2 Disconnect the two cables from the front-panel board.

To remove and replace the color display assemblyHP 16500BThe color display assembly replacement procedure consists of three sections:Removing the asse

Transferring parts to the replacement assemblyThe purpose of this procedure is to transfer the mechanical parts from the old assembly to thereplacemen

Installing the replacement color display assembly1Carefully slide the color display assembly most of the way into the mainframe. Toprevent damage to

To return assembliesBefore shipping the logic analysis system or assemblies to Hewlett-Packard, contact yournearest Hewlett-Packard sales office for a

7Replaceable Parts Ordering 7–2Replaceable Parts List 7–3HP 16500B Exploded View and Replaceable Parts 7–4HP 16501A Exploded View and Replaceable P

Replaceable PartsThis chapter contains information for identifying and ordering replaceable parts foryour logic analysis system.Replaceable Parts Orde