Keysight NFA Series Noise Figure Analyzers Service Guide
319
Front Panel/Motherboard Troubleshooting
A8 Motherboard Description
— (6) Analog Card Cage Connectors (J1, J11, J31, J41, J51, J61)
— (4) Digital Card Cage Signals and voltages using PCI connectors (J4, J12,
J32, J42)
— (1)Analog Power (J2)
— (1) Mixed Power (J3)
— (2) Front Panel Connectors (J5 and J9)
— (2) Fan Connector (J6 and J7)
Figure 11-2
Motherboard Connectors
A8 Motherboard Troubleshooting
There are no troubleshooting procedures for this assembly. If the Motherboard
is suspect, it must be replaced.
Table 11-1
Motherboard
Connector
What Plugs In?
Motherboard
Connector
What Plugs In?
J1
A7, Midplane
J11
A3, Digital I.F, analog signals
J2
A7, Midplane
J12
A3, Digital I.F, analog signals
J3
A7, Midplane
J31
Option Slot
J4
A7, Midplane
J32
Option Slot
J5
A7, Midplane
J41
Option Slot
J6
B2, Fan #2
J42
Option Slot
J7
B1, Fan #1
J51
A14, L.O. Synthesizer
J9
Front Panel
J61
A15, Front End Control
Содержание N8973B
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Страница 44: ...44 Keysight NFA Series Noise Figure Analyzers Service Guide Overview How to Return Your Instrument for Service ...
Страница 132: ...132 Keysight NFA Series Noise Figure Analyzers Service Guide Instrument Messages Condition Messages ...
Страница 228: ...228 Keysight NFA Series Noise Figure Analyzers Service Guide RF Section Troubleshooting N8976B Troubleshooting ...
Страница 268: ...268 Keysight NFA Series Noise Figure Analyzers Service Guide Analog Digital IF Troubleshooting 25 MHz BW IF Section ...
Страница 322: ...322 Keysight NFA Series Noise Figure Analyzers Service Guide Block Diagrams Block Diagrams Block Diagrams ...
Страница 332: ...332 Keysight NFA Series Noise Figure Analyzers Service Guide Block Diagrams Block Diagrams NFA Computer Block Diagram ...
Страница 350: ...350 Keysight NFA Series Noise Figure Analyzers Service Guide Service and Diagnostics Menus Front Panel Key Test ...
Страница 470: ...470 Keysight NFA Series Noise Figure Analyzers Service Guide Assembly Replacement Procedures Front Frame Assembly ...