Contents
Keysight N5227B Service Guide 5
Operating the Analyzer With Covers Removed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Protect Against Electrostatic Discharge (ESD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Assembly Replacement Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Getting Started with Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Power Supply Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
Troubleshooting LCD Display Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Front Panel Keypad and RPG Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
A3 Display Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Checking the A2 USB Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
A1 Front Panel Interface Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
Checking the USB Ports. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
Checking the CONTROLLER Port. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
LAN Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23
Before you begin—consider: Where do you see a problem? . . . . . . . . . . . . . . . . . . . . . 4-29
Verifying the A, B, C, D, and R Traces (Standard S-Parameter Mode) . . . . . . . . . . . . . 4-30
Where to Begin Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32
Checking the Source Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35
Checking the Signal Separation Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-41
Checking the Receiver Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-46
2-Port N5290A System Block Diagram (201 and 205) . . . . . . . . . . . . . . . . . . . . . . . . . 4-50
2-Port N5290A System Block Diagram (202 and 205) . . . . . . . . . . . . . . . . . . . . . . . . . 4-51
4-Port N5290A System Block Diagram (401) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-52
Содержание N5227B
Страница 26: ...2 8 Keysight N5227B Service Guide General Product Information Keysight Support Services and Assistance 2...
Страница 176: ...5 40 Keysight N5227B Service Guide Theory of Operation Receiver Group Operation 5 Figure 5 17 4 Port Receiver Group...
Страница 177: ...Keysight N5227B Service Guide 5 41 Theory of Operation Receiver Group Operation Figure 5 18 2 Port Receiver Group...
Страница 184: ...5 48 Keysight N5227B Service Guide Theory of Operation Power Supply Group Operation 5...
Страница 189: ...Keysight N5227B Service Guide 6 5 Replaceable Parts Rebuilt Exchange Assemblies Figure 6 1 Module Exchange Procedure...
Страница 203: ...Keysight N5227B Service Guide 6 19 Replaceable Parts Replaceable Parts Listings Figure 6 6 Top Assemblies All Options...
Страница 217: ...Keysight N5227B Service Guide 6 33 Replaceable Parts Replaceable Parts Listings Figure 6 12 Bottom RF Cables Option 201...
Страница 221: ...Keysight N5227B Service Guide 6 37 Replaceable Parts Replaceable Parts Listings Figure 6 14 Bottom Assemblies Option 205...
Страница 237: ...Keysight N5227B Service Guide 6 53 Replaceable Parts Replaceable Parts Listings Figure 6 21 Bottom RF Cables Option 219...
Страница 241: ...Keysight N5227B Service Guide 6 57 Replaceable Parts Replaceable Parts Listings Figure 6 23 Bottom Assemblies Option 220...
Страница 255: ...Keysight N5227B Service Guide 6 71 Replaceable Parts Replaceable Parts Listings Figure 6 29 Bottom Assemblies Option 401...
Страница 263: ...Keysight N5227B Service Guide 6 79 Replaceable Parts Replaceable Parts Listings Figure 6 32 Bottom Assemblies Option 405...
Страница 267: ...Keysight N5227B Service Guide 6 83 Replaceable Parts Replaceable Parts Listings Figure 6 33 Bottom RF Cables Option 405...
Страница 271: ...Keysight N5227B Service Guide 6 87 Replaceable Parts Replaceable Parts Listings Figure 6 35 Bottom Assemblies Option 410...
Страница 279: ...Keysight N5227B Service Guide 6 95 Replaceable Parts Replaceable Parts Listings Figure 6 38 Bottom Assemblies Option 419...
Страница 318: ...6 134 Keysight N5227B Service Guide Replaceable Parts Replaceable Parts Listings 6...