HP 5061B Manuals

Manuals and User Guides for HP 5061B. We have 1 HP 5061B manual available for free PDF download: Operating And Service Manual

HP 5061B Operating And Service Manual (265 pages)

CESIUM BEAM FREQUENCY STANDARD

Brand: HP | Category: Measuring Instruments | Size: 59.56 MB

Table of Contents
5
Safety Considerations
15
Igeneral Information
17
Introduction
17
Manual Summary
17
Options
17
Terminology
18
Specifications
18
Instrument Identification
18
Safety Considerations
18
Specifications
19
Accessories Available
20
Accessories
22
Equipment Supplied
22
Recommended Test Equipment for the HP 5061B
23
Recommended Test Equipment
23
Installation
25
Introduction
25
Unpacking and Inspection
25
Storage and Shipment
25
Environment
25
Packaging
25
Tagging for Service
25
Electrical Power Connections
26
AC Line Voltage
26
DC Line Voltage
26
Power Cables
26
AC Powel' Cable Installation
26
DC Power Connector
27
Mating Connectors
27
Operation as Bench or Rack Instrument
27
Installation Location
28
Operation
29
Introduction
29
Front Panel LED (Light Emitting Diode) Indications
33
Front Panel MODE Switch Functions
34
Front Panel CIRCUIT CHECK Switch and Meter
34
MODE Switch Functions
34
Operating Checks (with CIRCUIT CHECK Switch)
34
Turn-On Procedures
35
Introduction to Turn-On
35
Initial Turn-On Procedure
35
C-Field Adjustment Procedure
36
CIRCUIT CHECK Meter Indications
37
Degaussing - General Information
37
HI CURRENT Degaussing Procedure
37
LO CURRENT Degaussing Procedure
38
Routine Operating Procedures
38
Operator Adjustments
38
Operation with Time Standard (Part of Option 003)
39
Setting the Clock Pulse to an External CI~K
39
Automatic Synchronization
39
Manual Synchronization
39
Setting the LCD Clock Display
41
Operation with Internal Standby Battery (Part of Option 003)
41
Initial Charging of Battery
41
Recharge Time Requirements
41
Operation from an External DC Supply
41
HP 5061B Power Removal
42
Operation with High Performance Tube (Option 004)
42
HP 5061B Operating Record
42
In-Cabinet Performance Test
42
In-Cabinet Performance Check
43
Theory of Operation
57
Introduction
57
Logic Symbols
58
Explanation of New Logic Symbols (by F.A. Mann)
58
Introduction
58
Assembly Designations and Names
58
Symbol Composition
59
Qualifying Symbols
59
General Qualifying Symbols
59
Qualifying Symbols for Inputs and Outputs
59
Symbols Inside the Outline
62
Dependency Notation
63
Types of Dependency Notation
63
Summary of Dependency Notation
69
Bistable Elements
70
Coders
70
Use of Binary Grouping to Produce Affecting Inputs
71
Sequence of Input Labels
71
Sequence of Output Labels
72
Phase-Locked Voltage-Controlled Oscillator
74
A2 Battery Charger Description (Part of Option 003)
75
Rectifier
76
Wave Clipper
76
Charge Current Regulator
76
Current Sense Resistor
76
Current Detector Switch
76
Low Battery Dropout
76
A3 Multiplier Description
77
Phase Modulator (A3 Multiplier)
77
Balanced Doubler (A3 Multiplier)
77
10-To-30 Mhz Tripier (A3 Multiplier)
77
30-To-90-Mhz Class C Tripier and Filter (A3 Multiplier)
77
5-Mhz Isolation Amplifier (A3 Multiplier)
77
A4 Harmonic Generator Description
78
A5 Digital Divider Description (Part of Option 003)
78
A5A1 Multiplier-Amplifier
78
A5A2 5-Volt Regulator
79
A5A3 10 Mhz to 1 PPS Divider and Delay
79
A5A3 TIME DELAY Switches and Dividers Operation
79
A5A4 Interconnect
79
A6 Frequency Output Assembly Description
80
Mhz-To-10 Mhz Doubler
80
Mhz Divider
80
100 Khz Divider
81
A7 Ac Amplifier Description
81
A8 Phase Detector Description
82
A9 Operational Amplifier Description
83
Circuit Board Operation (A10)
83
Cesium Beam Tube
85
Cesium Beam Tube Physics (A12)
85
Cesium Beam Tube
86
Beam Tube Discrimination Action
87
Cesium Beam Tube Test Input (LF Coil)
87
A13 Buffer Amplifier
87
A14 Logic Assembly
88
Second Harmonic Channel (A14)
88
Fundamental Channel (A14)
88
Integrator Limit Sensor (A14)
89
A15 Power Regulator Description
89
Input Rectifier and Filter (A15)
90
Standby Power Supply Gate (A15)
90
Regulator/Current Limiter (A15)
90
Cofield Current Regulator (A15)
90
A16 Clock Display (Part of Option 003)
90
A16 LED Display (Standard) Description
90
Front Panel LED Annunciators
91
A16 Counter and LCD Drive Circuitry
91
Oscillator/Divider (U14)
91
Schmitt Trigger (U15)
91
Seconds Stage
91
Minutes Data Select
91
Minutes Stage
92
Hours Data Select
92
Hours Stage
92
Liquid Crystal Display
92
A17 Terminal Board Description
92
(A18) +3500 VDC Power Supply Description
93
Power Supply (A18)
93
Ion Pump Current Monitor (A15)
93
(A19) -2500 VDC Power Supply
93
Power Supply (A19)
93
Electron Multiplier Regulator (A15)
93
Vmaintenance
95
Introduction
95
Safety Considerations
95
HP 5061B Assembly Designations
95
Periodic Maintenance
96
Standby Battery Periodic Maintenance (Part of Option 003)
96
HP 5061B Assembly Designations
96
Circuit Check Switch and Meter Information
97
BATTERY Position
97
SUPPLY Position
97
ION PUMP I Position
97
OSC OVEN Position
97
CS OVEN Position
97
Mhz Position
97
MULT Position
97
BEAM I Position
97
CONTROL Position
97
2ND HARMONIC Position
98
HP 5061B Cabinet Cover Removal
98
HP 5061B Troubleshooting or Problem Analysis
98
Al Synthesizer Operational Check
100
Test and Replacement of Alai Y1, L2, and L3
100
Al Synthesizer Assembly Replacement and Adjustments
101
A2 Battery Charger Maintenance (Part of Option 003)
101
A3 Multiplier Maintenance
101
A3 Multiplier Operational Check
101
A3 Repair and Replacement Considerations
101
A3 Multiplier Circuit Tuning
105
A3 Multiplier Replacement Considerations
106
A4 Harmonic Generator Maintenance
106
A4 Operational Check and Fault Isolation
106
A4 Replacement Considerations
106
A6 Frequency Output Assembly Maintenance
106
A6 Operational Check
106
A6 Frequency Output Assembly
106
A6 10 Mhz Adjustment Procedure
107
A6 1 Mhz Divider Adjustment Procedure
107
A6 100 Khz Divider Adjustment Procedure
107
A7 Ac Amplifier Maintenance
107
A7 AC Amplifier Description
107
A7 AC Amplifier Operational Check
107
A7 AC Amplifier Noise Check
108
A7 AC Amplifier Troubleshooting
108
A 7 AC Amplifier Repair or Replacement Considerations
108
A8 Phase Detector Description
108
A8 Phase Detector Operational Check
109
A8 Phase Detector Repair or Replacement Considerations
109
A9 Operational Amplifier Maintenance
109
A9 Operational Amplifier Description
109
A9 Operational Amplifier Check
109
A9 Repair and Replacement Considerations
110
A9 Operational Amplifier Replacement Considerations
110
A10 Description
110
A10 Oscillator Operational Checks
110
A10 +15V Reference Supply Check
110
Output Amplitude and Distortion Check
110
Input and Output Connections for A10
110
A10 Electronic Frequency Control (EFC) Check
111
A10 Repair Considerations
111
A10 Oscillator Adjustments
111
A10 Output Amplitude Adjustment
111
A10 Oscillator Replacement
111
All Cesium Oven Controller Description
111
All Operational Checks
112
All Adjustments and Troubleshooting
112
Cesium Oven Voltages
112
All Repair and Replacement Considerations
113
A12 Cesium Beam Tube Maintenance
114
A12 Warranty
114
A12 Normal Operation
114
A12 Cesium Beam Tube Failures
115
Systemic Failures
115
End-Of-Life Failure
115
Beam Tube Signals Summary
115
Cesium Beam Tube Minimum Specifications
115
A12 Cesium Beam Tube Specifications
116
A12 Cesium Beam Tube Operational Checks
116
Low Frequency (LF) Coil Check
116
Microwave Check
116
Beam Tube Signal Check
116
Signal-To-Noise Check
116
A12 Cesium Beam Tube Replacement
120
Removal of Cesium Beam Tube
120
Disposal Procedure for Hewlett-Packard Cesium Beam Tubes
121
Cesium Beam Tube Installation
121
A12 Cesium Beam Tube Adjustment Procedure
123
Initial Beam I Adjustment
123
Harmonic Generator Adjustments
123
Beam I Adjustment
125
Beam Current Record
126
Phase Modulation Frequency Adjustment
126
Phase Detector Zero Adjustment
126
Operational Amplifier Adjustments
126
Phase Modulation Amplitude Adjustment
127
Phase Modulation Phase Adjustment
127
Loop Gain Adjustment
128
Logic Adjustments
128
A13 Buffer Amplifier Maintenance
129
A13 Replacement Considerations
129
A14 Logic Assembly Maintenance
129
A14 Logic Assembly Operational Checks
130
A14 Fundamental Channel Operational Check
130
A14 Second Harmonic Channel Operational Check
130
A14 Integrator Limit Operational Check
130
A14 Synthesizer Operational Check
130
A14 Logic Assembly Troubleshooting
131
A14 Replacement Considerations
131
A15 Power Regulator Maintenance
131
A15 Power Regulator Description
131
A15 Power Regulator Operational Checks
131
A15 Power Regulator Replacement Considerations
131
A17 Terminal Board Maintenance
131
A18 +3500 Volt Power Supply Maintenance
132
A18 +3500 Volt Power Supply Replacement Considerations
132
A19 -2500 Volt Power Supply Maintenance
132
A19 Replacement Considerations
133
Time Standard and Standby Power Supply
133
(Option 003) Maintenance
133
A2 Battery Charger Maintenance (Part of Option 003)
133
A2 Battery Charger Operational Check
133
Battery Reconditioning
134
Memory Effect
134
Sustained Overcharge Effect
134
A2 Battery Charger Troubleshooting
134
A2 Battery Charger Removal and Replacement Instructions
135
A5 Digital Divider Maintenance (Part of Option 003)
135
A5 Digital Divider Operational Check
135
A5 Preparation for Troubleshooting and ~Djustments
135
A5 Digital Divider Adjustments (Tuning)
135
A16 Clock Display and LED Display Assembly Maintenance
135
General Description
135
A16 Operational Check
136
Front Panel LED Operational Check
136
Front Panel Liquid Crystal Display Operational Check (Option 003 Only)
136
A16 Switch Identication and Location
136
A16 Pre-Repair Procedures
137
A16 Assembly Removal
137
A16 Troubleshooting
138
A16 Power Supply Check
138
1PPS Input Check
138
A16 LCD Display Test
138
A16 Data Selector Test
138
A16 Test Voltages
138
A16 LED Troubleshooting
139
After Service Product Safety Checks
140
LED Troubleshooting
140
Replaceable Parts
141
Introduction
141
Abbreviations and Reference Designations
141
Replaceable Parts List
141
Ordering Information
141
Direct Mail Order System
141
Reference Designations and Abbreviations
142
Option 003 Replaceable Parts
144
Introduction
167
Manufacturer's Code List
197
Manual Changes
199
Newer Instruments
199
Older Instruments
199
HP 5061B Instrument Backdating
199
Manual Changes
200
A6 Frequency Output Assembly Block Diagram (Series 2612)
201
A6 Component Locator (Series 2612, Revision A)
202
A2 Schematic Diagram Backdating (Series 2612)
203
Circuit Diagrams
205
Schematic Diagram Notes and Reference Designations
205
Schematic Diagram Notes
206
Front Panel and Top Internal Views
209
Rear Panel and Bottom Internal Views
210
Part of A3 Multiplier Assembly
222
(Includes Component Locator)
222
Part of A4 Harmonic Generator Assembly
223
(Includes Assembly Photo and Component Locator)
223
Part of Option 003
230
Part of A6 Frequency Output Assembly
234
(Includes Component Locator)
234
Part of a 7 AC Amplifier Assembly
236
(Includes Component Locator)
236
Part of A8 Phase Detector Assembly
238
(Includes Component Locator)
238
Part of A9 Operational Amplifier Assembly
240
(Includes Component Locator)
240
Part of A10 Oscillator Assembly
243
(Includes Component Locator)
247
Part of A13 Buffer Amplifier Assembly
247
(Includes Component Locator)
249
(Includes Component Locator)
253
(Includes Component Locator)
257
A17 Terminal Board Assembly
257
BEAM I: NORMAL Troubleshooting Chart
259
Cesium Oven
260
HP 5061B Storage
262

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