Keysight VXI bus 75000 C Series Service Manual

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Keysight VXI bus 75000 C Series Service Manual Manual pdf 57 page image

Keysight E1463A 32-Channel Form C Switch Service Guide 59Troubleshooting ServiceSelf-Test Error CodesTable 4-4 shows the self-test error codes for the Switch Module. The meaning ofeach code is given in the right-hand column. If a self-test failure occurs, cyclepower and repeat the test. If the problem reoccurs, the device may need repair.*ss = card number (with leading zero deleted)DisassemblyUse the following procedures to disassemble the Keysight E1463A SwitchModule. For disassembly refer to Figure 4-1.Switch Module Disassembly1 To remove the covers:– ? Remove the nine T10 Torx screws from the top cover as shown.– ? Lift the top cover off of the module.– ? Turn the assembly over and lift off the bottom cover.2 To remove the front panel:– ? Remove the two T8 Torx screws from the front panel handles as shown.– ? Remove the T8 Torx screw holding the panel to the A1 PC Assembly asshown.– ? Lift the front panel from the A1 assembly.Table 4-9 Self-test Error CodesError* Description+0+ss01+ss02+ss03+ss10+ss11Self-test passesFirmware errorBus error (communications problem with card) Bad IDinformation in ID registerInterrupt expected but not receivedBusy bit was not held ≈10.5 to 18.5 msec