Keysight Infiniium 8000 Series User Manual

Contents
8
No Display Trouble Isolation 79
To check the backlight inverter voltages 81
To check the display board video signals 82
Power Supply Trouble Isolation 83
To check probe power outputs 85
To Check the keyboard 86
To check the LEDs 87
To check the motherboard, CPU, and RAM 88
To setup the BIOS 91
To troubleshoot the acquisition system 92
Software Revisions 94
6 Replacing Assemblies
To return the oscilloscope to Keysight Technologies for service 97
To remove and replace the top cover 98
To remove and replace the bottom sleeve 99
To disconnect and connect Mylar flex cables 101
To remove and replace the CD- ROM drive 102
To remove and replace the AutoProbe assembly 104
To remove and replace the internal digital input cable (MSO models only) 106
To remove and replace the backlight inverter board 107
To remove and replace the front panel assembly 108
To remove and replace the keyboard, touch screen, and flat- panel display
assemblies 113
To remove and replace the acquisition board assembly 116
To remove and replace the PCI bridge board 117
To remove and replace the display board 119
To remove and replace the hard disk drive 120
To remove and replace the motherboard 122
To replace the Intel motherboard with the ADLINK motherboard 124
To remove and replace the power supply 131
To remove and replace the fan controller board 134
To remove and replace a fan 135
To remove and replace the probe power and control assembly 136
7 Replaceable Parts
Ordering Replaceable Parts 138
Power Cords 139
Exploded Views 140
Replaceable Parts List 145
8 Theory of Operation
Block- Level Theory 151
Attenuator Theory 155
Acquisition Theory 155
Index

Keysight Infiniium 8000 Series Specifications

General

Brand	Keysight
Model	Infiniium 8000 Series
Category	Test Equipment
Language	English