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54845B
Agilent Technologies 54845B Manuals
Manuals and User Guides for Agilent Technologies 54845B. We have
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Agilent Technologies 54845B manual available for free PDF download: Manual
Agilent Technologies 54845B Manual (178 pages)
Brand:
Agilent Technologies
| Category:
Test Equipment
| Size: 5.75 MB
Table of Contents
Table of Contents
5
General Information
9
Instruments Covered by this Service Guide
10
Accessories Supplied
11
Options Available
12
Accessories Available
13
Specifications & Characteristics
15
Agilent Technologies 54845B/46B General Characteristics
22
Recommended Test Equipment
24
Preparing for Use
25
Preparing for Use
27
Setting up the Oscilloscope
27
To Inspect the Instrument
27
To Connect Power
28
To Attach the Optional Cordless Trackball
29
To Connect the Mouse or Other Pointing Device
29
To Attach the Optional Cordless Keyboard and Mouse
30
To Connect the Keyboard
30
To Connect Oscilloscope Probes
31
To Connect to the LAN Card
31
To Connect a Printer
33
To Connect an External Monitor
34
To Connect the GPIB Cable
34
To Tilt the Oscilloscope Upward for Easier Viewing
35
To Power on the Oscilloscope
36
To Verify Basic Oscilloscope Operation
37
To Clean the Display Monitor Contrast Filter
38
To Clean the Instrument
38
Testing Performance
39
Equipment Required
40
Self-Test Verification
40
Testing Interval
40
Operating Hints
41
Performance Test Procedures
41
Specifications
41
Test Record
41
Procedure
42
To Test the DC Calibrator
42
Procedure
44
To Test Input Resistance
44
Procedure
45
To Test Voltage Measurement Accuracy
45
Figure/Figure
46
Figure
48
Press Default Setup to Set the Oscilloscope to Default Conditions
49
Procedure
49
To Test Offset Accuracy
49
Equivalent Time Test
51
To Test Bandwidth
51
Real Time Test
52
MΩ, 500 Mhz Test
53
Equivalent Time Mode Procedure
54
To Test Time Measurement Accuracy
54
Figure
59
Real-Time Mode Procedure
59
See Figure
59
Select Acquisition from the Setup Menu
59
Internal Trigger Test
61
To Test Trigger Sensitivity
61
Procedure-Auxiliary Trigger Test
63
Calibrating and Adjusting
67
Equipment Required
68
Mainframe Cal Factor Memory Error
68
Self Calibration Interval and Hardware Adjustments
68
Calibration Procedures
69
Loading Default Oscilloscope Settings
69
Loading New Software
69
Operating Hints
69
To Check the Power Supply
70
To Check the 715 Hz Auxiliary Output (Probe Compensation Squarewave)
72
To Check the Flat Panel Display (FPD)
73
To Run the Self Calibration
76
Troubleshooting
79
ESD Precautions
80
Keystroke Conventions
80
Safety
80
Tools Required
80
Default Setup
81
To Install the Fan Safety Shield
81
To Troubleshoot the Instrument
82
Primary Trouble Isolation
84
No Display Trouble Isolation
88
Power Supply Trouble Isolation
90
To Check Probe Power Outputs
93
To Check the Keyboard; Troubleshooting Procedure
94
To Check the Leds
95
To Check the Motherboard, CPU, and RAM
96
To Check the SVGA Display Board Video Signals
97
To Check the Backlight Inverter Voltages
98
POST Code Listing
99
To Configure the Motherboard Jumpers and Setup BIOS
101
Determining the Acquisition Contact Closure Count
104
Isolating Acquisition Problems
104
To Troubleshoot the Acquisition System
104
Attenuator Click Test
111
To Troubleshoot Attenuator Failures
111
Attenuator Connectivity Test
112
Swapping Attenuators
112
Software Revisions
114
Replacing Assemblies
115
ESD Precautions
116
Tools Required
116
To Return the Instrument to Agilent Technologies for Service
117
To Remove and Replace the Cover
118
To Disconnect and Connect Mylar Flex Cables
119
To Remove and Replace the Autoprobe Assembly
120
To Remove and Replace the Probe Power and Control Assembly
122
To Remove and Replace the Backlight Inverter Board
124
To Remove and Replace the Front Panel Assembly
125
To Remove and Replace the Keyboard and Flat-Panel Display Assemblies
128
To Remove and Replace the Acquisition Board Assembly
131
To Remove and Replace the GPIB Interface Board
132
To Remove and Replace the Scope Interface Board and SVGA Display Board
133
To Remove and Replace the LS120 Floppy Disk Drive
134
To Remove and Replace the Hard Disk Drive
135
To Remove and Replace the CD-ROM Drive
137
To Remove and Replace the Motherboard
138
To Remove and Replace the Power Supply
141
To Remove and Replace the Fan Controller Board
143
To Remove and Replace the Fan
144
To Remove and Replace an Attenuator
145
To Reset the Attenuator Contact Counter
147
To Remove and Replace an Acquisition Hybrid
149
To Remove the Acquisition Hybrid
149
To Replace the Acquisition Hybrid
150
Replaceable Parts
153
Ordering Replaceable Parts
154
Power Cables and Plug Configurations
155
Exploded Views
157
Replaceable Parts List
162
Theory of Operation
167
Block-Level Theory
169
FPD Monitor Assembly
169
Power Supply Assembly
169
Acquisition System
170
Attenuators
170
Disk Drives
170
Motherboard
170
GPIB Interface Card
171
Probe Power and Control
171
SVGA Display Card
171
Acquisition Board
173
Acquisition Theory
173
Attenuator Theory
173
Acquisition Modes
175
Scope Interface Board
175
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