Keysight VXI 75000 C Series Service Manual
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Keysight VXI 75000 C Series Service Manual

Keysight VXI 75000 C Series Service Manual

96-channel digital io module
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75000 Series C
Service Manual
Keysight E1458A 96-Channel
Digital IO Module

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Summary of Contents for Keysight VXI 75000 C Series

  • Page 1 75000 Series C Service Manual Keysight E1458A 96-Channel Digital IO Module...
  • Page 3 Warranty © Keysight Technologies, Inc. 1994-2019 No part of this manual may be repro- To contact Keysight for sales and techni- THE MATERIAL CONTAINED IN THIS duced in any form or by any means cal support, refer to the support links on DOCUMENT IS PROVIDED “AS IS,”...
  • Page 4 In Case of Damage Cleaning Instruments that appear damaged or Clean the outside of the Keysight mod- defective should be made inoperative ule/chassis with a soft, lint-free, and secured against unintended oper- slightly dampened cloth. Do not use ation until they can be repaired by detergent or chemical solvents.
  • Page 5 Safety Symbols A CAUTION denotes a hazard. It calls attention to an operating pro- cedure or practice, that, if not cor- rectly performed or adhered to could result in damage to the product or loss of important data. Do not proceed beyond a CAUTION notice until the indicated condi- tions are fully understood and met.
  • Page 6 viii...

  • Page 7: Table Of Contents

    Keysight E1458A Description ........17...
  • Page 8 Disassembly ..........42 Keysight E1458A Disassembly ........42 Replacing F101 .

  • Page 9: General Information

    Keysight E1458A 96-Channel Digital I/O Module Service Guide General Information Introduction This manual contains information required to test, troubleshoot, and repair the Keysight E1458A 96-Channel Digital I/O module (see Figure 1-1). Figure 1-1 Keysight E1458A Digital I/O Module...

  • Page 10: Safety Considerations

    Energy available at many points may, if contacted, result in personal injury. (If maintenance can be performed without power applied, the power should be removed.) Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 11 PARTS REMOVAL. This module uses a surface mount assembly. Special soldering equipment is required for parts removal or replacement. Use of standard soldering equipment will cause damage to the PC board and is not covered under warranty. Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 12: Inspection/ Shipping

    Verification Tests are optional. To avoid possible hazardous electrical shock, do not perform electrical tests if there are signs of shipping damage to the shipping container or to the instrument. Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 13 Inspection/ Shipping General Information Figure 1-2 Initial (Incoming) Inspection Guidelines Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 14: Shipping Guidelines

    General Information Inspection/ Shipping Shipping Guidelines Follow the steps in Figure 1-3 to return a module to a Keysight Technologies Sales and Support Office or Service Center. Keysight Technologies Keysight Technologies Keysight Technologies Figure 1-3 Packaging/Shipping Guidelines Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 15: Environment

    C to +40 Shipment Keysight E1458A Description The Keysight E1458A 96-Channel Digital I/O Module (referred to as the Digital I/O module) is a twelve port digital input/output module intended for data communication and digital control in electronic environments. The Digital I/O module is compatible with TTL levels (0-5V) and CMOS levels (using an external pull-up).

  • Page 16: Module Specifications

    Devices covered by this manual are identified by a serial number prefix listed on the title page. Keysight Technologies uses a two-part serial number in the form XXXXAYYYYY, where XXXX is the serial prefix, A is the country of origin (A=USA), and YYYYY is the serial suffix.

  • Page 17: Recommended Test Equipment

    Requires the downloaded driver "DIG_IO" Digital Multimeter DC volts Keysight 3458A or Keysight 1 F = Functional Verification Tests, O = Operation Verification Tests, P = Performance Verification Tests, T = Troubleshooting Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 18 General Information Recommended Test Equipment Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 19: Verification Tests

    The tests in this chapter assume that the Keysight E1458A has the switch and jumper settings shown in Table 2-1 and Figure 2-1. Use the blank column in Table 2-1 to record the starting switch or jumper positions.

  • Page 20: Performance Test Record

    Performance Test Record, at the end of this chapter. You can make a copy of this form, if desired. Verification Test Examples Each verification test procedure includes an example program that performs the test. All example programs assume the following configuration: Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 21 HP 9000 Series 300 computer – BASIC programming language – Module address 70918 – Keysight E1405B/E1406A command module and Keysight E14XX mainframe – A properly downloaded Digital I/O SCPI driver in either FLASH ROM or DRAM. Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 22: Functional Verification Test

    Functional Verification Test Functional Verification Test The Functional Verification Test for the Keysight E1458A module consists of sending the *TST? command and checking the response. This test can be used to verify that the module is connected properly and is responding to a basic command.

  • Page 23: Operation Verification Test

    Performance Verification Tests The procedure in this section is used to test the module’s electrical performance using the specifications in Appendix A — Specifications of the Keysight E1458A User’s Manual as the performance standard. The Performance Verification test is a test of each data line and three of the handshake lines on each port.
  • Page 24 – Send SOUR:DIG:CONTn 0 to set the port control line low. n is the port number from 0 to 11. – Send SOUR:DIG:CONTn? and enter the result. n is the port number from 0 to 11. – Verify the returned bit is set to 0. Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 25: Example: Digital Test

    20 ASSIGN @Dio TO 70918 ! I/O Path to Digital I/O module 30 DISP CHR$(129) 40 DIM Pattern(1:3,0:1),Value(1:3),Mon(1:3) 50 INTEGER Errflg,Ready ,Bits, A 60 Errflg=0 70 DATA -1431655766,1431655765,-1431655766, 1431655765,-1431655766, 1431655765 80 READ Pattern(*) 90 CLEAR SCREEN 100 PRINT "Install Component Assembly " Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 26 410 IF Errflg=1 THEN 420 CLEAR SCREEN 430 PRINT TABXY (1,1) "Keysight E1458A did not respond to programming" 440 TABXY (1,2) "All tests following this test will fail" 450 PRINT TABXY (1,3) "Press Continue to perform the data line test"...
  • Page 27 630 END IF 640 NEXT J 650 NEXT I 660 IF Errflg=1 THEN 670 PRINT TABXY (1,2) "Keysight E1458A failed port data line test" 680 ELSE 690 PRINT TABXY (1,2) "Keysight E1458A passed port data line test" 700 END IF...
  • Page 28 1040 OUTPUT @Dio;"MEAS:DIG:FLAG"&VAL$(J)&"?" ! Check FLG line 1050 ENTER @Dio;Bits ! Should float to a logical 1 1060 IF Bits=0 THEN 1070 PRINT TAB (10) "Keysight E1458A FLAG failure on port ";J 1080 Errflg=1 1090 END IF 1100 NEXT J...

  • Page 29: Typical Result

    1380 END IF 1390 NEXT J 1400 IF Errflg=1 THEN 1410 PRINT TABXY (1,4) "Keysight E1458A failed FLG, CTL or I/O line test" 1420 ELSE 1430 PRINT TABXY (1,4) "Keysight E1458A FLG, CTL, and I/O line test" 1440 END IF 1450 OUTPUT @Dio;"*RST;*OPC?"...

  • Page 30: Performance Test Record

    Table 2-1, Performance Test Record, is a form you can copy and use to record performance verification test results for the module. Test Limits The Keysight E1458A test is a pass/fail test and has no test limits. Minimum and Maximum values are marked NA (Not Applicable) in Table 2-1. Measurement Uncertainty The Keysight E1458A test is a pass/fail test and has no measurement uncertainty.
  • Page 31 Write/Read all bits Pass Fail FLG Line Test Read FLG all ports Pass Fail CTL Line Test Write/Read CTL all ports Pass Fail I/O Line Test Pass Write/Read I/O all ports Fail Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 32 Verification Tests Performance Test Record Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 33: Replaceable Parts

    Tables 3-1 and Table 3-2 shows the manufacturer code list for these parts. To order a part listed in Table 3-1, specify the Keysight Technologies part number and the quantity required. Send the order to your nearest Keysight Technologies Sales and Support Office.
  • Page 34 SP101-103 3101-3148 09353 7101-P3-AGE Switch-slide 0.025A 24VAC SP201 3101-3142 81073 90YY2008S Switch-toggle 2A 250VAC 7101-P3-AGE SP501 3101-3148 09353 Switch-toggle 2A 250VAC 7101-P3-AGE SP901 3101-3148 09353 Switch-toggle 2A 250VAC 09353 7101-P3-AGE SP1301 3101-3148 Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 35 CBL ....cable assembly PNL .... panel F....fuse SCR.... screw HDL....handle assembly SHD.... shield J....electrical connector (jack) SP....switch MP ....mechanical part Table 3-3 Keysight E1458A Code List of Manufacturers Mfr. Manufacturer’s Manufacturer’s Code Name Address Code 06776 ROBINSON NUGENT INC.

  • Page 36: Mechanical Parts Locator

    Replaceable Parts Mechanical Parts Locator Mechanical Parts Locator Figure 3-1 shows the location of selected mechanical parts for the Keysight E1458A Digital I/0 module. Figure 3-1 Mechanical Parts Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 37: Service

    Procedures in this chapter describe troubleshooting techniques for the Keysight E1458A Digital I/O module. The VXI interface and port driver circuits are all contained on a single PC board in the Keysight E1458A. This module should be replaced as an exchange assembly. Exchange assembly part numbers are contained in Chapter 3 - Replaceable Parts.

  • Page 38: Troubleshooting

    See Table 4-3 for information on self-test the *TST? command. errors. Operator Errors Non-zero error code in response to See Appendix C of the the Keysight E1458A the SYST:ERR? command. User’s Manual for errors and causes. See Appendix B of the Keysight E1405/E1406 User’s Manual...

  • Page 39: Checking For Heat Damage

    (factory set to disable). Verify that the port/flag combine switches are set correctly (factory set to Disable on all ports). Refer to the Keysight E1458A User’s Manual for procedures to set or check these switches/jumpers.

  • Page 40: Procedure

    ENTER 70918;AGet response PRINT A 40 END Disassembly Use the following procedures and Figure 4-1 to disassemble the Keysight E1458A module. Keysight E1458A Disassembly 1 To remove the covers: – Remove the seven T10 Torx screws from the top cover as shown.
  • Page 41 Troubleshooting Service Figure 4-1 Disassembly Keysight E1458A 96-Channel Digital I/O Module Service Guide...

  • Page 42: Replacing F101

    Replacing F101 F101 is a surface mount component and direct replacement is not recommended. A through-hole fuse, Keysight Part Number 2110-0712, can be used to repair F101. Through-hole mounting pads are provided on the PC board and are labeled F102. Standard soldering equipment can be used to install this fuse.

  • Page 43: Repair/ Maintenance Guidelines

    Repair/ Maintenance Guidelines Service Repair/ Maintenance Guidelines This section provides guidelines for repairing and maintaining the Keysight E1458A Digital I/O module including: – ESD precautions – Soldering printed circuit boards – Post-repair safety checks ESD Precautions Electrostatic discharge (ESD) may damage static-sensitive devices in the module.
  • Page 44 Service Repair/ Maintenance Guidelines Keysight E1458A 96-Channel Digital I/O Module Service Guide...
  • Page 46 This information is subject to change without notice. © Keysight Technologies, 1994-2019 Printed in Malaysia Edition 2, October 2019 *E1458-90010* E1458-90010 www.keysight.com...

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