Keysight E5052B - Replacement Procedure

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Chapter 6 165

Replacement Procedure

A22 Power Distribution Board Replacement

6. Replacement Procedure

Figure 6-15 A22 Power Distribution Board Removal

Replacement Procedure

Step 1. Replace the power distribution board by inverse procedure of removal.

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Main Page

Table of Contents9
General Information17
Precautions18
Software Installed18
Organization of Service Guide19
Instrument Covered by this Manual21
Required Equipment22
Performance Tests25
Introduction26
Test Equipment Required26
Individual Test Description27
RF in Port VSWR Test27
Frequency Measurement Test28
Power Measurement Accuracy Test29
Phase Noise Accuracy Test30
SSB Phase Noise Sensitivity Test31
SA Relative Level Accuracy Test32
DC Power Voltage Test33
DC Power Current Measurement Test34
E5052B Performance Test Calculation Sheet35
Introduction35
Phase Noise Accuracy Test35
SA Relative Level Accuracy Test37
E5052B Performance Test Record40
RF in Port VSWR Test40
Frequency Measurement Test40
Power Measurement Accuracy Test42
Phase Noise Accuracy Test44
SSB Phase Noise Sensitivity Test (for Standard)45
SSB Phase Noise Sensitivity Test (for Option 011)45
SA Relative Level Accuracy Test45
DC Power Voltage Test47
DC Current Measurement Test48
Adjustment49
Safety Considerations50
Warm-Up for Adjustment50
Required Equipment50
Required Adjustment after Replacing Assembly51
Writing ID51
DC Control Voltage Adjustment52
DC Power Voltage Adjustment52
DC Power Current Adjustment52
Reference Frequency Adjustment53
Pre-LO Sampler PLL BW Adjustment53
Receiver DC Offset Adjustment53
PM Offset Adjustment54
PM Linearity Adjustment55
PM Temp Adjustment55
PM Flatness Adjustment56
Receiver RF Flatness Adjustment56
Receiver if Gain/Flatness Adjustment57
Receiver RF Flatness dir Adjustment57
Receiver if Gain/Flatness dir Adjustment58
LO Sampler PLL BW Adjustment58
Phase Noise BW Adjustment59
FLL BW Adjustment59
Troubleshooting61
Introduction62
How to Exit from the E5052B Measurement View63
To Troubleshoot the Instrument64
Primary Trouble Isolation64
No Display Troubleshooting66
Booting Process Troubleshooting68
Troubleshooting Using Service Function72
Power on Test72
Contents of the Power on Test Results73
Power on Test Failure Troubleshooting75
Function Specific Troubleshooting77
To Check the Device Driver78
To Check the Front Panel80
To Check the Touch Panel81
To Check the LCD81
To Check the External Keyboard82
To Check the Mouse82
To Check the Video Output82
To Check the External Trigger Input82
To Check the GPIB83
To Check the 24-Bit I/O Port83
To Check the Oven Ch183
To Check the Oven Ch284
To Check the USB (USBTMC) Interface Card85
Performance Test Failure Troubleshooting86
Recommended Adjustment for Performance Test Failure86
Adjustment Failure Troubleshooting87
Performance Test Failure Troubleshooting87
To Configure the A20 Digital Motherboard and BIOS89
To Identify the Motherboard Installed89
Testing DRAM on the Motherboard89
To Confirm or Set the BIOS Options90
Replaceable Parts93
Ordering Information94
Direct Mail Order System94
Exchange Assemblies94
Replaceable Parts List95
Power Cables and Plug Configurations95
Top View (Major Assemblies)96
Top View (Cables)98
Top View (Miscellaneous Parts)100
Top View (under Power Supply)102
Top View (Motherboard and Other Parts)104
Bottom View106
Front View (Analog Boards)107
Front View (Cables)108
Front View (Miscellaneous)109
Front Panel110
Rear View112
Cover Assembly113
Left Side View114
Right Side View115
Removable Hard Disk Drive Assembly116
PCI DSP Card and GPIB Card Assembly118
USB Card Assembly119
PCA Digital Board Assembly120
Oven Ch1 Assembly121
Oven Ch2 Assembly122
DC Block Unit Assembly123
Analog Mother Board Assembly124
Freq/Power Detector Module Attachment Assembly125
DC Source Board Attachment Assembly126
Local Synthesize Module Assembly127
Phase Detector Board Assembly128
Chassis Assembly130
Front Cover Assembly132
Front Assembly (LCD)133
Front Assembly (Standby Switch and PCA Prove Power)134
Front Assembly (Front Keyboard )135
Front Assembly (Inverter)136
Label on Front Face137
Label on Rear Face138
Other Parts139
Replacement Procedure141
Replacing an Assembly142
Required Tools143
Outer Cover Removal144
Tools Required144
Procedure144
Front Panel Removal146
Tools Required146
Procedure146
A27 Removable Hard Disk Assembly Removal148
Tools Required148
Removal Procedure148
Removable Hard Disk Drive Replacement150
Tools Required150
Save Backup Files to the PC150
Removal Procedure150
Replacement Procedure151
Restore Backup Files Onto the New Removable Hard Disk Drive152
Adjustment for the New Removable Hard Disk Drive152
Calibration of the Touch Screen152
Power Supply Assembly Replacement154
Tools Required154
Removal Procedure154
Replacement Procedure155
A26 Digital Bridge Board Replacement156
Tools Required156
Removal Procedure156
Replacement Procedure157
A25 24 Bit I/O Board Replacement158
Tools Required158
Removal Procedure158
Replacement Procedure159
A21 PCI DSP / A24 GPIB Card Replacement160
Tools Required160
Removal Procedure160
Replacement Procedure161
A32 USB (USBTMC) Interface Card Replacement162
Tools Required162
Removal Procedure162
Replacement Procedure163
Oven CH1 Assembly Replacement164
Tools Required164
Removal Procedure164
Replacement Procedure165
Oven CH2 Assembly Replacement166
Tools Required166
Removal Procedure166
Replacement Procedure167
A57 DC Block Assembly Replacement168
Tools Required168
Removal Procedure168
Replacement Procedure169
Fan Replacement170
Tools Required170
Removal Procedure170
Replacement Procedure171
A22 Power Distribution Board Replacement172
Tools Required172
Removal Procedure172
Replacement Procedure173
A20 Digital Motherboard Replacement174
Tools Required174
Removal Procedure174
Replacement Procedure175
A1 Freq / Power Detector Module Replacement176
Tools Required176
Removal Procedure176
Replacement Procedure177
A2 DC Source Board Replacement178
Tools Required178
Removal Procedure178
Replacement Procedure179
A3 ADC/DSP Board Replacement180
Tools Required180
Removal Procedure180
Replacement Procedure181
A4/A5 Local Synthesize Module Replacement182
Tools Required182
Removal Procedure182
Replacement Procedure183
A6 Phase Detector Board Replacement184
Tools Required184
Removal Procedure184
Replacement Procedure185
A50 Analog Motherboard Replacement186
Tools Required186
Removal Procedure186
Replacement Procedure187
Front Panel Cover Removal188
Tools Required188
Removal Procedure188
Refer to Figure188
Step 1. Remove the Outer Cover as Described in "Outer Cover Removal" on Page188
Step 2. Remove the Front Panel as Described in "Front Panel Removal" on Page188
Control Touch Panel Replacement189
Tools Required189
Removal Procedure189
Replacement Procedure189
A52 Inverter Assembly Replacement190
Tools Required190
Removal Procedure190
Replacement Procedure191
A51 LCD Replacement192
Tools Required192
Removal Procedure192
Replacement" on Page192
Replacement Procedure193
A22 Front Keyboard Replacement194
Tools Required194
Removal Procedure194
Replacement Procedure195
Front USB PCA Board Replacement196
Tools Required196
Removal Procedure196
Replacement Procedure197
Probe Power and Power Switch Board Replacement198
Tools Required198
Removal Procedure198
Replacement Procedure199
Front BNC Connector Replacement200
Tools Required200
Removal Procedure200
Replacement Procedure201
Post-Repair Procedures203
Post-Repair Procedures204
Manual Changes209
Manual Changes210
System Recovery211
System Recovery212
Types of System Recoveries212
Notes on Executing the Factory Recovery Function213
Procedure to Execute the Factory Recovery (HDD Revision: NM321 or Above)214
Procedure to Execute the Factory Recovery (HDD Revision: NM320 or Below)216
Procedure to Create the User Backup Image (Only Available When HDD Revision Is NM320 or Below)218
Procedure to Execute the User Recovery Function (Only Available When HDD Revision Is NM320 or Below)225
Initial Registration of E5052B236
Initial Registration Procedure (HDD Revision: NM321 or Above)236
Initial Registration Procedure (HDD Revision: NM320 or Below)239
Calibration of the Touch Screen241
Firmware Update243
Firmware Update244
Required Equipment244
How to Make E5052B Firmware Installation Device244
How to Update the E5052B Firmware244
Power Requirement249
Power Supply and Blown Fuses250
Verification of the Power Supply250
Verification and Connection of Power Cable250
Blown Fuses252
Starting the E5052B253
Turning the Power on and off253
Disconnection from Supply Source254
Messages255

Keysight E5052B - Replacement Procedure

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