User Manuals: Tektronix 7D20 Programmable Digitizer

Manuals and User Guides for Tektronix 7D20 Programmable Digitizer. We have 4 Tektronix 7D20 Programmable Digitizer manuals available for free PDF download: Instruction Manual, Operator's Manual, Reference Manual

Tektronix 7D20 Instruction Manual (427 pages)

Brand: Tektronix | Category: Measuring Instruments | Size: 25 MB

7D20 Service

5
- Table of Contents
  5
- Operators Safety Summary
  10
- Servicing Safety Summary
  12
- 7D20 Features
  13
- Section 1-General Information
  14
  - Technical Manuals
    14
    
    Operators Manual
    14
    
    Service Manual
    14
  - Installation
    15
    
    Compatibility
    15
    
    Packaging for Shipment
    15
    
    Rackmount Mainframes
    15
- Electrical Characteristics
  16
  - Standard Accessories
    19
  - OPTIONAL ACCESSORIES (Not Included)
    19
  - Environmental Characteristics
    19
  - Physical Characteristics
    19
  - Dimensional Drawing
    20
- Specifications
  16
- Section 2-Theory of Operation
  21
- Block Diagram Description
  21
- Detailed Circuit Operation
  36
  - Tektronix Drafting Convention
    36
  - Switch Board
    36
    
    Knob Switches
    36
    
    Pushbutton Switches
    36
  - Led Board
    36
    
    Leds
    36
    
    Gpib Interface
    37
  - Interconnect
    37
  - Ch 1 and Ch 2 Attenuator
    37
    
    Signal Input and Attenuator Relay Control
    37
    
    Signal Input and Decade Attenuator
    37
    
    Impedance Converter Amplifier
    38
    
    Stepattenuator
    39
  - Vertical Preamp and Control
    39
    
    Step Attenuator Control
    39
    
    Vertical Preamplifiers
    39
    
    Attenuator and Preamplifier Control
    40
    
    Effect of VOLTS/DIV VARIABLE Control on
    40
    
    Preamplifier Analog Bus Multiplexer
    40
    
    Preamplifier Circuit Gain
    40
    
    Vertical Display Signal Amplifier
    41
  - CCD Drivers
    41
    
    CCD Clock
    41
    
    Preamp Output Amplifier
    41
    
    Input Sampling Clock
    42
    
    Transport and Output Sampling Clocks
    42
    
    Charge Coupled Devices (CCD)
    43
    
    Generation of Input Sampling Clock
    43
    
    (B) Slow-Out Phase
    44
    
    Generation of Output Sampling Clock and
    44
  - CCD Output
    45
    
    Analog-To-Digital Converter
    45
    
    CCD Amplifiers and Multiplexer
    45
    
    CCD Test Signal Multiplexer
    45
    
    CCD Test Signal Multiplexing
    45
  - Display
    46
    
    Detailed Block Diagram Description
    46
    
    Typical Display Cycle
    46
    
    Display Timing : (A) Basic Clock Signals; (B) YCK and XCK Signals
    48
    
    Display Modes
    49
  - Display-Digital
    49
    
    Mode Control Data Latches
    49
    
    Display Clock
    50
  - Display Length Counter
    50
  - Temporary Latch and y Latch
    50
  - Data Multiplexer/Latch
    50
  - X-Data and Y-Data Latch Timing
    50
  - Blanking Logic
    51
  - Crt Beam Blanking Timing : (A) Vector Mode
    51
  - Horizontal D-To-A Converter
    52
  - Vertical D-To-A Converter
    52
  - Vector Filter
    53
  - Display Output Amplifiers
    53
  - Display Analog Bus Multiplexer
    53
- Power Supply
  53
  - Power Converter
    53
  - Select Logic
    53
  - Power Supply Monitor
    54
  - Attenuator Relay Drivers
    54
- Memory
  54
- Detailed Block Diagram Description
  54
  - Memory Read/Write Timing
    54
- Detailed Circuit Description
  56
  - Waveform Memory (Wfm)
    56
  - Memory Timing Signals
    56
  - Memory Timing
    57
  - Waveform Memory RAM Access Timing
    57
  - Memory Synchronization
    58
  - Waveform Memory Select
    58
  - Memory Control
    59
  - WMEMSEL Timing and Synchronization
    59
  - Self Test Latches
    60
  - Display Address Generator
    60
  - LATCK Timing
    60
  - Acquire Address Generator
    61
  - Display/Acquire Address Multiplexer
    61
  - Block Register
    62
  - Display Output Latch
    62
  - Waveform Data Latch
    62
  - Block Register Address Assignments
    62
  - Data Multiplexer
    63
- Mpu Control
  63
  - Microprocessor
    63
  - Memory Ready Logic
    63
  - Data Bus Buffer
    64
  - Timing of Microprocessor Memory Read Logic
    65
  - Memory and Hardware Port Addressing
    66
  - Mpu Board Memory
    66
    
    Monitor ROM
    66
    
    Static RAM
    66
  - Eprom
    66
  - MPU Board Memory Map
    66
  - Self-Tests
    66
  - Mpu Board Hardware Ports
    67
  - Microprocessor Memory Space Select Timing
    67
    
    Data Latches
    68
    
    Self Test and Analog Data Processing
    68
    
    System Clock and Off-Board Select Decoder
    68
    
    Data Bus Multiplexer
    69
    
    Trigger
    69
- Detailed Block Diagram Description
  69
  - Triggering Modes
    69
  - Block Diagram of Trigger Circuitry
    70
- Peak-To-Peak Detector in P-P Triggering Mode
  71
- Trigger Data Latches
  71
- Trigger Generator
  71
- Detailed Circuit Description
  71
- Simplified Schematic of Trigger Generation
  72
- Trigger Level
  73
- External Trigger
  73
- Coupling and Source Logic
  74
- Simplified Schematic of External Trigger
  74
- Peak-To-Peak Detector
  75
- Analog Bus Multiplexer
  75
- Sweep Gate
  75
- Single Sweep
  75
- Horizontal Display Output Amplifier
  75
- Blanking Output Amplifier
  75
- Time Base
  75
- Timing of Time Base Modes
  76
- Detailed Block Diagram Description
  76
- Phase Clock Generator
  78
- Clock Generator
  78
- Sample Counter
  79
- Clock Generator Output Signals
  79
- Start Conversion, Ch 1 /Ch 2 and Magnifier Clock Generators
  80
- External Clock
  80
- Acquire Waveform Clock Generator
  80
- Valid Sample Clock Gate
  80
- Acquire Control
  81
- Serial Data Latches
  81
- Post-Trigger Counter
  81
- Post-Trigger Counter Timing
  82
- Acquire Waveform Clock Enable
  82
- Fast-In, Slow-Out Logic
  82
- End Acquire
  82
- Sample Counter Presets
  83
- (RD) Mode
  84
- Fast Ramp Time Interpolation
  85
- Trigger Gate Input
  85
- Fast Ramp Self Test
  85
- Fast Ramp Generator
  85
- Fast Ramp Counter
  86
- Simplified Schematic of Fast Ramp Generator
  87
- Detailed Description of Time Base Modes
  88
- Roll Mode
  88
- Real-Time Digitizing Mode
  88
- Extended Real-Time Digitizing
  89
- Equivalent Time Digitizing
  89
- Cleaning
  91
- Exterior
  91
- Interior
  91
- Plug-In Panel Removal
  91
- Section 3-Maintenance
  91
- Preventive Maintenance
  91
- Part Number Reference for Support Items
  92
- Lubrication
  93
- Electrical Adjustment
  93
- Adjustment after Repair
  93
- Pancake Switch Lubrication
  93
- Semiconductor Checks
  93
- Visual Inspection
  93
- Troubleshooting
  94
- Troubleshooting Aids
  94
- Diagrams
  94
- Circuit Board Illustrations
  94
- Signature Analysis Troubleshooting
  94
- Component Color Coding
  94
- Semiconductor Lead Configurations
  94
- Static-Sensitive Device Classification
  94
- Color Code for Resistors and Capacitors
  95
- Semiconductor Lead Configuration
  96
- Multi-Pin Connector Identification
  97
- Orientation of Multi-Pin Connectors
  97
- Relative Susceptibility to Damage from
  97
- Troubleshooting Equipment
  97
- Troubleshooting Techniques
  98
- Check Control Settings
  98
- Check Associated Equipment
  98
- Visual Check
  98
- Isolate Trouble to a Circuit
  98
- Check Instrument Adjustment
  98
- Check Voltages
  98
- Check Individual Components
  98
- Resistors
  99
- Repair and Adjust the Circuit
  99
- Capacitors
  99
- Diodes
  99
- Integrated Circuits
  99
- Transistors
  99
- Fuses
  99
- Corrective Maintenance
  100
- Obtaining Replacement Parts
  100
- Special Parts
  100
- Ordering Parts
  100
- Soldering Techniques
  100
- Component Removal and Replacement
  101
- Semiconductors
  101
- Circuit Boards
  101
- Tools Required
  101
- Recommended Desoldering Sequence
  101
- Board Guide and Interconnect Board Removal
  102
- Back-Panel Removal
  103
- Front Panel
  103
- Back Panel
  103
- Board Guides
  103
- Front-Panel Disassembly
  104
- Latch Assembly
  104
- Separating the Front-Panel Boards
  105
- Switch Replacement
  105
- A11 Timebase Board
  105
- A9 MPU Board
  105
- A8 Memory Board
  105
- A3 Interconnect Board Removal
  106
- A4 Preamp Board
  106
- A6 Display Board
  106
- A7 Power Supply Board
  106
- A10 Trigger Board
  106
- A5 CCD Board
  106
- Attenuator Covers and Relays
  107
- Coaxial-End Lead Connector Assembly
  108
- Circuit-Board Pins
  108
- Plug-In Latch
  108
- Coaxial-Type End-Lead Connectors
  108
- Interconnecting Pins
  108
- Attenuator
  108
- Circuit-Board Pin Sockets
  109
- Multi-Pin Connectors
  109
- Adjustment after Repair
  109
- Exploded View of Circuit-Board Pin and
  109
- Testing and Diagnostics
  110
- Introduction
  110
- Testing Facilities
  110
- Self-Test
  110
- How to Start a Self-Test
  111
- Repetitive Self-Testing
  111
- Extended Tests
  111
- EAROM Test
  111
- Lighted MEMORY DISPLAY Buttons Vs Test Indicated
  111
- Self-Tests
  112
- Waveform for WMS Generator Test
  118
- Test
  118
- Waveform for Horizontal DAC Test
  120
- Waveform for Horizontal Vector Filter Test
  121
- Waveform for Horizontal Output Test
  121
- Stimulus and Checks for Horizontal Tests
  121
- Stimulus and Checks for Vertical Tests
  122
- Waveform Produced by Waveform Data Bus
  123
- Waveform for Vertical DAC Test
  123
- Waveform for Vertical Expand Test
  123
- Waveform for Vertical Vector Filter Test
  123
- Waveform for Vertical Output Test
  124
- Waveform for Z-Axis Test
  124
- Waveform for Trigger Level DAC Test
  127
- Waveform for Ch 1 /Ch 2 Position Test
  129
- Waveform for Ch 1/Ch 2 5 MV/DIV Test
  130
- Waveform for Ch 1 /Ch 2 Decade Attenuator
  130
- Waveform for Ch 2 Invert Test
  131
- Voltage
  131
- Background Information on Signature
  132
- Analysis
  132
- Waveform for CCD Multiplexer Test
  132
- Waveform for CCD A/D Converter Test
  132
- What to Do if 7D20 Does Not Respond to Front-Panel Controls
  133
- Configuration of Jumper Connectors on MPU Board for Forced Instruction Freerun
  134
- Glossary of Terms
  137
- Section 4-Checks and Adjustment
  139
- Using These Procedures
  139
- Performance Check and Adjustment
  139
- Summary
  139
- Test Equipment Alternatives
  140
- Performance Check and Adjustment Summary
  140
- Extended Self Test
  145
- Check 7D20 Input Connectors
  145
- Part I-Functional Check Procedure
  145
- Self Test
  145
- 7D20 Functional Check
  145
- Check Gpib Output Drivers
  146
Part II Performance Check Procedure

147
- Part II-Performance Check Procedure
  147
- Performance Check Initial Setup Procedure
  147
- Display Adjust Pattern
  148
- Performance Check Procedure
  148
- Preliminary Setup
  148
- Signal Acquisition and Display
  148
- CURSORS 1 and 2 Used to Measure P-P
  149
- Vertical Deflection Accuracy
  149
- Check Vertical Linearity
  151
- Window
  151
- Rejection Ratio
  152
- Check Bandwidth
  153
- Check Triggering
  154
- High Frequency Triggering Checks
  154
- Low Frequency Triggering Checks
  154
- Check Timing
  155
- Note
  155
- Timing Accuracy
  155
Part III Adjustment Procedure

156
- Adjustment Initial Setup Procedure
  156
- C a U T I O N
  156
- Part III-Adjustment Procedure
  156
- Recommended that the POWER Switch be
  156
- Turned off before Removing or Rep/Acing the 7020
  156
- Adjustment Procedure
  157
- Display Adjust Pattern
  157
- Initialization Procedure
  157
- Preliminary Setup
  157
- Signal Acquisition and Display
  157
- Display Offset Adjustment
  158
- R1033)
  160
- Adjust Step Attenuator Balance and 5 MV Offset Balance (R902, R801, R934, R733, R751, R701, R518, R445)
  162
- Adjust Channel 1 CCD Centering, Balance, Gain, and Reference Voltages
  164
- R344, R311, R310)
  164
- Adjust Channel 2 CCD Centering, Balance, Gain, and Reference Voltages
  167
- R377, R111, R110)
  167
- Adjust 5 MV Gain and Position Gain (R820, R850, R751, R821, R851)
  170
- Adjust Baseline Shift
  172
- R210B, R210A)
  172
- Display Adjust Pattern
  175
- Initialization Procedure
  175
- Preliminary Setup
  175
- Trigger
  175
- Adjust Trigger Offset, DC Balance, and AC Zero (R518, R445, R240 and R241)
  176
- Adjust Hysteresis, Slope Center and Level Center (R444, R440, R543)
  178
- Adjust P-P Range, Plus Peak Offset, and Minus Peak Offset (R5541, R546, R645)
  180
- Display Adjust Pattern
  183
- Initialization Procedure
  183
- Preliminary Setup
  183
- Timing and Step Response
  183
- Adjust Fast Ramp Gain and Offset (R320, R732)
  184
- Fast Ramp Offset Adjustment
  184
- Gain Count Readout
  184
- CH 1 High Frequency Adjustments
  186
- CH 2 High Frequency Adjustments
  187
- Section 5-Instrument Options
  188
- Section 6-Replaceable Electrical Parts
  189
- Section 7-Diagrams and Circuit Board Illustrations
  237
- Switch Board
  241
- Led Board
  246
- Interconnect
  251
- Ch1 and Ch2 Attenuator
  260
- Vertical Preamp and Control
  265
- CCD Output
  275
- Display-Digital
  280
- Display-Analog
  284
- Power Supply Board
  287
- Memory Board
  295
- U900
  298
- Mpu Control
  305
- Trigger
  311
- Clock Generator
  316
- Acquire Control
  317
- Fast Ramp Time Interpolator
  323
- Functional Interconnect Diagram
  325
- Signature Analysis Tables
  326
- Circuit
  340
- Display
  404
- Test
  426

Tektronix 7D20 Operator's Manual (315 pages)

Programmable Digitizer

Brand: Tektronix | Category: Measuring Instruments | Size: 17 MB

Table of Contents
5
O Perato Rs Safety Su M M Ar Y
14
Descri Pti O N
16
G Eneral I Nfo Rm Ati O N
19
Descri Pti O N
19
O Rang E Co Lo R Used I N Thi S M Anual
19
Techni Cal M Anuals
19
O Perato Rs M Anual
19
Servi Ce M Anual
20
Servi Ce M an U Al
20
I Nstallati O N
21
Rackm O Unt M Ai Nfram Es
22
Co M Pati Bi Li Ty
22
Packag I Ng Fo R Shi Pm Ent
22
7D20 Rel Ease Lat Ch
22
Speci Fi Cati O Ns
24
Envi R Onm Ent Al Char Act Er I St I Cs
29
Physi Cal Char Act Er I St I Cs
29
Standard Accesso Ri Es
30
O PTI O NAL ACCESSO RI ES ( Not I Ncl Uded)
30
O Perati Ng I Nstructi O Ns
34
O Perati O N
34
Co Ntro Ls and Co Nnecto Rs
34
DI Splay
34
DI S Play
34
7D20 DI Spl Ay
38
I Nfo Rm Ati O N
38
Functi O N Keys
40
Erro R M Essag Es
40
G Et- Acq Uai Nted Exerci Ses
41
Preli M I Nary Set- up
41
DI Splay Cali Brati O N
42
DI Splay Adj Ustm Ent Pro Cedure
43
Adj Ust HO RI Z G AI N
44
Adj Ust VERT CTR and VERT G AI N
45
Adj Ust VECT LI N
45
I Ni Ti Ali Ze
46
Uti Li Ti Es M En U
47
O Btai Ni Ng a W Avefo Rm DI Splay
48
O Btai Ni Ng a W Avefo R M DI Splay
48
Exerci Ses
49
I Ndex
49
Ver T I Cal Cont R Ol S
50
Setti Ng the I Nput Co Upli Ng
51
H O W to SET the VZR ( Ver T I Cal Zer O Ref Er Ence)
51
Chang I Ng the Verti Cal Sensi Ti VI Ty ( Vo Lts/ DI V)
54
Usi Ng the Vari Able Vo Lts/ DI V Co Ntro L
54
VARI ABLE VO LTS/ DI V R Eadout
54
M EM O R Y DI SPLAY Keys
57
Co Pyi Ng and DI Splayi Ng a W Avefo Rm
58
A NO TE ABO UT the D SW( DI Spl Ayed W Avef or M ) O RDER
60
Cur Sor Keys
66
The Shi F T F Unct I on Key
67
W Avefo Rm
79
Curso R 1
82
Hor I Zont Al M Agni F Y Key
82
W Avefo R M
86
Curso R W Avefo Rm
87
H M AG and the Refer Ence W AVEFO RM
87
H O W to Use H M Ag All
91
USI NG the VS ( Ver Sus) FUNCTI O N
98
Tri G G Eri Ng
98
USI NG the Refer Ence W I TH VS
100
Vecto Rs and Do Ts
101
Functi O Ns and Set N
102
Real- Ti M E and Extended Real Ti M E
107
RO LL M O D E an D Exter Nal C LO C K
107
Eq Ui Valent Ti M E M O De
108
TRI G Ger PO Si T I on Keys
110
Real- Ti M E and Extended Real Ti M E
113
Eq Ui Valent Ti M E M O De
113
LL M O DE and Exter Nal CLO CK
113
Detai Led O Perati Ng I Nstructi O Ns
116
I Ntro Ducti O N
116
Po W Er- up
116
Cont R Ol Set T I Ngs at Power up
116
Slo Pe
116
M Enu Functi O Ns
118
M Aster M Enu Selecti O Ns
118
1, # Sto Re Panel
118
2- 38 . 7D20 M Aster M Enu
118
2, # Recall Panel
119
DI Splay Cal Pattern
119
Uti Li Ti Es
119
Fr Ont Panel Set T I Ngs T Hat Can be St or Ed and Recal L Ed
119
Test M Enu
121
Curso R W Fm
121
Curso Rs
121
Pro M Pts and W Arni Ng S
123
DI SPLAY Cali Br at I on
125
Ho Ri Z Ctr
125
Selftest Fai L
125
R Ead O U T DI Splay
126
C U R R En T C O N Tr O L Setti Ng S an D Pr O M Pt Fi Eld
126
C U R so R W Avefo R M Par Am Eter S
126
Verti Cal C O N Tr O Ls
127
Si G N Al C O N N Ec Ti O N
127
I Nput C O N N Ec to R S
127
Vo Lts/ DI V ( Vari Able)
127
Po Si Ti O N
128
Co Upli Ng ( I Nput)
128
VARI ABLE VO LTS/ DI V R Eadout I Ndi Cat or
128
Ao R ( Acq Ui Re) G Ai N
129
Ch2 I Nv
129
Acq Ui Re M O De
130
Ch1
130
Bo Th
130
H O Ld
131
F ( Shi F T F Unct I On)
131
DI Gi Ti Zi Ng M O Des
131
Ext Ended Real - Ti M E DI Gi T I Zi Ng ( ERD)
133
DI Gi T I Zi Ng M Ode Bandwi Dt H
133
Tri G G Eri Ng
134
So U R C E
134
Co Upli Ng
135
M Ode
136
Slo Pe
138
Equi Val Ent Ti M E DI Gi T I Zi Ng M Ode Tr I Gger Requi R Em Ent S
138
Tri G ' D
139
Level
139
Tri G Po S
139
Ho Ri Z Po Si Ti O N
140
Vecto R
140
M Em O R Y DI Splay
140
Co Py
141
C Sw
142
C Swref
142
C U R so R W Fm
143
Posi T I on Down)
143
Com Pr Es S and Expand)
144
Cur Sor Wavef or M Wi T H VZR ( Ver T I Cal Zer O Ref Er Ence)
144
H M AG ( Hor I Zont Al M Agni F Y)
145
F , H M AG ALL
145
Cur Sor W Avef or M VS ( Ver Sus) Pr Om Pt
146
Cursors
147
Zyxwvut S R Q Ponml K J I H Gf E Dcbazyxwvutsrqponmlkji H GFEDCBA
147
Curso R Co O Rdi Nates
147
Cur Sor 1
147
Curso Rs and M Ag Ni Fi Ed W Avefo Rm S
148
Cur Sor Coor DI Nat E R Eadout
148
Ali G N
150
Set N
150
Ave
151
The AVE R Eadout
151
N Um Ber of Poi Nt S Av Er Aged F or Eac H DI S Pl Ay Ed Poi Nt
152
Ave N
153
Env
153
The ENV R Eadout
154
Num Ber of Poi Nt S Aver Aged F or each M Ax and M I N Pai R of DI Spl Ayed Poi Nt S I N RO LL M Ode
154
Env
155
F , ENV N
155
En V N
155
F , TEST
155
Rq S ( Req Uest Servi Ce)
156
REM O TE O NLY ( I Ndi Cat or )
156
I D ( Addred I Ndi Cat or )
156
R Q S
156
Ext Clo Ck
157
Ext Tri G
158
GPI B ( Connect or )
158
O Perati O Nal Theo Ry
161
Blo Ck DI Ag Ram Descri Pti O N
161
O Verall Blo Ck DI Ag Ram Descri Pti O N
161
Charg E Co Upled Devi Ce ( CCD) O Perati O N
164
DI Gi Ti Zi Ng M Odes
164
DI Gi Ti Zi Ng M O Des
164
Sum M Ar Y of Ti M Ode Basode M Ododes
165
/ B) Real- Ti M E DI G I Ti Zi Ng ( Rd) M O D E
167
Fast - I N, Sl Ow- O Ut Ti M E Base M Odes ; ( A) Ext Ended Real - Ti M E
168
Ext Ended Real - Ti M E Si Gnal Acqui Si T I on Capabi L I T Y of T He 7D20
169
W Avefo Rm DI Splay
171
W Avefo R M DI Splay
171
G Pi B
175
I Ntrodu Cti on
175
I Ntro Ducti O N
175
Key Featu Res
175
Secti O N Co Ntents
176
G Pi B Descri Pti O N
176
Gpi B Descri Pti O N
176
Po W Er up
177
Po W Er U P
177
Address Selecti O N
179
Funct I on Sel Ect I on DI Spl Ay
179
Addr Ess Sel Ect I on DI Spl Ay
179
Term I Nato R Selecti O N
180
M O De Selecti O N
180
Alternate G Pi B Status I Ndi Cato Rs
181
Rem O Te and Lo Cal O Perati O N
181
M EM O R Y DI SPLAY Keypad Code
181
I Ndi Cato Rs
182
I Ndi Cators
182
G Pi B I Nterface Functi O Ns
182
M Essag Es
183
M Essages
183
Gpi B I Nterface M Essag Es
183
Talk an D Li Sten Ad D R Ess ( M Ta, M La)
183
Devi Ce- Dependent Vs . I Nt Er F Ace M Essages
183
Seri Al Po Ll Enable C O M M an D ( Spe)
184
G Ro up Execute Tri G G Er ( Get)
184
Devi Ce Clear ( Dcl)
184
Selected Devi Ce Clear ( Sdc)
184
I Nterface Clear ( I Fc)
184
Devi Ce- Dependent M Essag Es
185
I N Tr O D U C Ti O
185
C O M M an D U Sag E
185
Com Pl Ex C Om M and F or M at DI Agr Am
185
Q U Er Y U Sag E
187
NR1 Dat a F or M at
187
NR3 Dat a F or M at
189
Data Transfers
190
Readout
191
Text
191
W Av Ef or M S
193
W Avef or M Cur Ve
198
W Av Ef or M Pr Eam Bl E and Cur V E
199
Servi Ce Req Uests
200
U Si N G Sr O
200
Ser I Al Pol L Handl Er F L Ow Char T
205
Ser VI Ce Reques T M as K S
206
Ev Ent C Odes
209
Ev Ent Cl Assi F I Cat I on
210
Ev Ent Codes
211
R O LL M Ode
211
User- Req Uest Functi O Ns
212
C O M M an D Li St
213
Com M an D Li St
213
7D 20 C Om M and Set
214
Cur Sor W Av Ef or M Keys
229
Sam Ple Pro G Ram S
252
I N Tr O D U C Ti O N
252
Sam Ple Pr O G R Am Li St
252
4050- Ser I Es Oper at I Ng Pr Ogr Am S
252
4050- Ser I Es Appl I Cat I on Pr Ogr Am S
252
4041 O Per at I Ng Pr Ogr Am S
272
4041 Appl I Cat I on Pr Ogr Am S
283
Appli Cati O Ns
291
W I Th Th E 7D 20 an D 7D1 1
291
U Si N G 7D 20
293
DI Scharg E
296
Appli Cati O Ns ( Co Nt)
296
Shi Ft, and Am Pli Tude Vari Ati O Ns Usi Ng the 7D20
297
I Nstrum Entati O N Set- up #5
300
Cali Brati O N
301
O Perati O N
301
M Anual Transfer
305
Co M Puter Co Ntro Lled Transfer
305

Tektronix 7D20 Operator's Manual (315 pages)

Brand: Tektronix | Category: Measuring Instruments | Size: 21 MB

Table of Contents
5
Operators Safety Summary
14
Description
16
- General Information
  19
  - Description
    19
  - Orange Color Used in this Manual
    19
  - Technical Manuals
    19
    
    Operators Manual
    19
    
    Service Manual
    20
    
    Installation
    21
    
    Compatibility
    22
    
    Packaging for Shipment
    22
    
    Rackmount Mainframes
    22
  - Specifications
    24
    
    OPTIONAL ACCESSORIES (Not Included)
    30
    
    Standard Accessories
    30
- Operating Instructions
  34
  - Operation
    34
  - Controls and Connectors
    34
  - Display
    34
  - Dis Play
    34
    
    Error Messages
    40
    
    Function Keys
    40
  - Get-Acquainted Exercises
    41
    
    Preliminary Set-Up
    41
    
    Display Calibration
    42
    
    Display Adjustment Procedure
    43
    
    Initialize
    46
    
    Obtaining a Waveform Display
    48
    
    Exercis es
    49
    
    Exercises
    49
    
    Index
    49
    
    HOW to SET the VZR (Vertical Zero Reference)
    51
    
    Setting the Input Coupling
    51
    
    Changing the Vertical Sensitivity (Volts/DIV)
    54
    
    Using the Variable Volts/DIV Control
    54
    
    Copying and Displaying a Waveform
    58
    
    A NOTE about the DSW (Displayed Waveform) ORDER
    60
    
    Waveform
    62
Operating Instructions (Cont)
62
Modifier Keys
75
- How to Vertically Reposition the Cursor
  76
- Waveform
  79
- How to Vertically Expand or Compress the Cursor Waveform
  79
- Movement
  82
- HMAG and the Reference WAVEFORM
  87
- How to Use Hmag All
  91
- USING the VS Versus) FUNCTION
  98
- USING the Reference with VS
  100
- Vectors and Dots
  101
Functions and Set N
102
Detailed Operating Instructions
106
Control
107
- Real-Time and Extended Real Time
  107
- ROLL MODE and External CLOCK
  107
- Equivalent Time Mode
  108
- Real-Time and Extended Real Time
  113
- Equivalent Time Mode
  113
- ROLL MODE and External CLOCK
  113
Power-U P
116
Detailed Operating Instructions
116
- Introduction
  116
Power-Up
116
M en U Fu N Ctions
118
- Master Menu Selections
  118
  - 1,# Store Panel
    118
  - 2,# Recall Panel
    119
  - Display Cal Pattern
    119
  - Utilities
    119
  - Test Menu
    121
Menu Functions
118
Prompts and Warnings
123
DISPLAY Calibration
125
Operating Instructions (Cont)
125
Readout Display
126
- Current Control Settings and Prompt Field
  126
- Cursor Waveform Parameters
  126
Vertical Controls
127
- Signal Connection
  127
- Input Connectors
  127
- Volts/DIV (Variable)
  127
- Position
  128
- Coupling (Input)
  128
- Aor (Acquire) Gain
  129
- Ch2 Inv
  129
Acquire Mode
130
- Ch1 ~1
  130
- Both
  130
- Add ~1
  130
- Ch2 ~2
  131
Ho Ld
131
Hold
131
F (Shift Function)
131
Tim E/ DIV
132
- Digitizing Modes
  133
- Extended Real-Time Digitizing (ERD)
  133
Time/DIV
132
Triggering
134
- Source
  134
- Coupling
  135
- Mode
  136
Slope
138
Trig'D
139
Level
139
- Trig Pos
  139
- Atrig POS
  139
Horiz Position
140
Vector
140
Memory Display
140
- Copy
  141
- Csw
  142
- Csw Ref
  142
Cu Rsor Wfm
143
- Position Down)
  143
- A (Vertical Compress and Expand)
  144
- HMAG (Horizontal Magnify)
  145
- F,Hmag ALL
  145
Cursor Wfm
143
Operating Instructions (Cont)
145
- Cursors
  147
  - Cursor Coordinates
    147
  - IN D E Pendent
    147
  - Align
    150
  - Set N
    150
  - Ave
    151
    
    Ave N
    153
    
    Env
    153
    
    F, ENV N
    155
    
    F, TEST
    155
    
    Rqs (Request Service)
    156
- REMOTE ONLY (Indicator)
  156
- ID (Addred Indicator)
  156
- ID (AD Dred Indicator)
  156
- Ext Clock
  157
- Ext Trig
  158
- GPIB (Connector)
  158
Operational Theory
161
Block Diagram Description
161
- Overall Block Diagram Description
  161
- Charge Coupled Device (CCD) Operation
  164
- Digitizing Modes
  164
- Waveform Display
  171
Gpib
175
- Introduction
  175
  - Key Features
    175
  - Section Contents
    176
Gpib Description
176
Power up
177
Gpib Mode, Terminator, and Address Selection
178
- Address Selection
  179
- Terminator Selection
  180
- Mode Selection
  180
- Alternate Gpib Status Indicators
  181
Remote and Local Operation
181
Gpib Interface Functions
182
Gpib (Cont)
182
Indicators
182
M es Sag es
183
- Gpib Interface Messages
  183
  - Talk and Listen Address (Mta, Mla)
    183
  - Serial Poll Enable Command (Spe)
    184
  - Group Execute Trigger (Get)
    184
  - Device Clear (Dcl)
    184
  - Selected Device Clear (Sdc)
    184
  - Interface Clear (Ifc)
    184
- Device-Dependent Messages
  185
  - Introduction
    185
  - Command Usage
    185
  - Query Usage
    187
  - Data Transfers
    190
    
    Readout
    191
    
    Text
    191
    
    Waveforms
    193
    
    Waveform Curve
    198
    
    Waveform Preamble and Curve
    199
Messages
183
U sin G S Ro
200
- Service Request Masks
  206
- Event Queries
  207
  - Event Classification
    210
  - Event Codes
    211
  - User-Request Functions
    212
- Command List
  213
- Co Mman D List
  213
- Sample Programs
  252
  - Introduction
    252
  - Sample Program List
    252
    
    4050-Series Application Programs
    252
    
    4050-Series Operating Programs
    252
    
    4041 Operating Programs
    272
    
    4041 Application Programs
    283
- Application 1-Monitoring Slowly Changing Events
  290
- With the 7D20 and 7D1 1
  291
- Instrumentation Set-Up #1
  292
- Using 7D20
  293
- Instrumentation Set-Up #2
  294
- Discharge
  296
Service Requests
200
Shift, and Amplitude Variations Using the 7D20
297
- Calibration
  301
- Operation
  301
Waveform Processing
303
- Manual Transfer
  305
- Computer Controlled Transfer
  305
Instrument Options
308

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