Tektronix 11A32 Manuals

Manuals and User Guides for Tektronix 11A32. We have 4 Tektronix 11A32 manuals available for free PDF download: Service Manual, Service Reference Manual, User's Reference Manual, User Reference

Tektronix 11A32 Service Manual (103 pages)

Two Channel Amplifier

Brand: Tektronix | Category: Amplifier | Size: 10 MB

Table of Contents
5
List of Illustrations
8
Safety Summary
10
Section 1- General Information
12
Introduction
12
Amplifier-To-Oscilloscope Compatibility
12
Initial Inspection
13
Installing and Removing the Lla32 Amplifier
13
Figure 1-1 Installing an Amplifier in an Oscilloscope
14
Instrument Options
15
Packaging for Shipment
15
Operating Temperature
15
Section 2 - Theory of Operation
16
Block Diagram
16
Input Attenuators
18
Attenuators Relays
18
Calibrate/Normal Relay
18
Meg/50 Relay
18
AC/DC Coupling Relay
19
And Lox Relays
19
Attenuator States
19
Off
19
Calibration
19
FET Buffer Amplifier
20
50-Ohm Disconnect
20
Relay Driver Ics
20
Fuse Check Circuit
21
Kernel
21
Reset IC
21
Analog Control Voltage System
21
Analog-To-Digital Converter
22
Random Access Memory
23
Read Mode
23
Write Mode
23
Data Retention Mode
23
Mpu
24
Housekeeper IC
25
Digital-To-Analog Converter
27
50-Ohm Overload Sensing
28
Address Buffer Latch
28
Output Latches
28
U831
28
Analog Control/Signal Amplifiers
29
Sample/Hold Assembly
29
Coarse and Fine Offsets
29
High Frequency Adjustment
30
Signal Amplifiers
30
Power Supplies
32
Section 3 - Maintenance
33
Preventive Maintenance
33
Amplifier Shield Removal
33
Cleaning
33
Exterior
34
Interior
34
Visual Inspection
34
Semiconductor Checks
34
Periodic Electrical Adjustment
34
Corrective Maintenance
35
Ordering Parts
35
Static-Sensitive Device Classification
35
Replacing Parts
37
Figure 3-1 Field Replaceable Units (FRU) Locator and A1 Main Board Securing Hardware
38
How to Replace Semiconductors
39
Figure 3-2 IC Insertion-Extraction Pliers
39
How to Remove the Housekeeper Integrated Circuit
40
How to Install the Housekeeper Integrated Circuit
41
How to Replace Amplifier Hybrid Circuits
41
Figure 3-4 Hypcon Assembly Removal and Replacement
42
How to Replace Peltola Coaxial-Cable Connectors
45
Figure 3-5 Peltola Coaxial-Cable Connector Assembly
45
How to Remove the Front Panel
46
How to Install the Front Panel
46
How to Replace a Front Panel Board
46
How to Remove an Attenuator
47
How to Install an Attenuator
47
Figure 3-6 Location of Screws and Parts for Removal of an Attenuator
48
How to Remove the al Main Board
49
Figure 3-7 Location of a Nut Block Securing the Circuit Board to the Frame Section
49
How to Install the al Main Board
50
Soldering Techniques
51
Figure 3-8 Desoldering Sequence for In-Line Integrated Circuits
51
Jumpers
53
Troubleshooting Aids
54
Diagrams
54
Circuit Board Illustrations
54
Component Color Coding
54
Wiring Color Code
55
Figure 3-10 Component Color Codes
55
Semiconductor Lead Configuration
56
Figure 3-11 Semiconductor Lead Configurations
56
Multi-Pin Connector Identification
57
Figure 3-12 Indexing of Multi-Pin Connectors
57
Troubleshooting Equipment
58
Troubleshooting Techniques
59
Section 4 - Diagnostics
62
Diagnostics Overview
62
Kernel Tests
62
Figure 4-1 Sample LED Fault Code Timing Diagram
62
Self Tests
63
Extended Diagnostics
65
Check Probecode Stability (PROBECODES)
65
Check Signal Path Calconstant Checksum (CKSM PLUG)
67
Check Probe Calconstant Checksum (CKSM PROBE)
67
Walking Ones Test (WALK ONES)
68
Analog-To-Digital Converter Test (ADC TEST)
68
Fuse Test (FUSETEST)
68
Analog Control Voltage System Test (ACVS TEST)
68
Calconstant Diagnostics
69
Probe Gain
70
Attengain
70
Step Gain
71
Bwlmatch
71
Gain
71
Balance
71
Coarse Dac
72
Fine Dac
72
Spare Gain
72
Explain Cal (EXPLAIN CAL)
72
Step Gain
74
Bwlmatch
74
Gain
74
Calconstant Dumper (CC DUMPER)
75
Gainoff
75
Test Failure
75
Gainon
76
Test Failure
76
Unreported Amplifier Calibration Failures
76
Trigger Path Failure
76
Large Amplifier Errors
76
Old Calibration Constants
77
Failures Reported Though Calibration Achieved
77
CKSM Plug Failure at Power-Up
78
Section 5 - Replaceable Electrical Parts
79

Tektronix 11A32 Service Reference Manual (71 pages)

Brand: Tektronix | Category: Amplifier | Size: 3 MB

Table of Contents
4
Section I-General Information

10
- Plug-In to Mainframe Compatibility
  10
- Instrument Options
  12
- Packaging for Shipment
  13
- Plug-In Memory Backup Power
  13
Section 2 Checks and Adjustments

15
- Usingthisprocedure
  15
- Menu Selections and Mensurcmcnt Techniques
  15
- Plug-In Unit Installation and Removal
  16
- Test Equipment
  16
- Procedureparts
  16
- Part 1 -Initial Setup
  16
- Part &Check Bandwidth
  27
- Part A-Check Enhnnccd Accuracy
  33
- Correctivemaintenance
  39
- Orderingparts
  39
- Static-Sunsitivc Device Classification
  39
- Removingand Replacing Frus
  41
  - Housekeeper Integrated Circuit ("Slam-Pack" 10)
    43
  - Amplifierhybrids
    44
  - Eprom IC
    48
- Circuit Board and Attcnualor FRU Removal
  51
- Programming the Unit Identification
  56
- Multi-Pinconnectors
  57
- Troubleshooting
  58
  - Diagnosticsoverview
    58
    
    Kerneldiagnostics
    58
    
    Self-Tcstextended Diagnostics
    60
- New Configuration Calibration
  61
- Field Replaceable Unit (FRU) Guide
  61
Section 4-Theory of Operation

64
- Blockdiagram
  64
  - Signal Flow
    64
  - Controlflow
    66
Section S-Replaceable Parts

67

Tektronix 11A32 User's Reference Manual (60 pages)

Brand: Tektronix | Category: Amplifier | Size: 1 MB

Table of Contents
7
Section 1-General Information
9
Contents of this Supplement
9
Plug-In to Mainframe Compatibility.1-2
10
Initial Inspection.1-2
10
Operating Temperature
10
Installing and Removing the 11A32.1-3
11
Instrument Options
13
Packaging for Shipment
13
Section 2-Operating the 11A32 in 11300-Series Mainframes
15
Display On/Off.2-1
15
Adding Waveforms
19
Active Probes
22
Probe ID
22
Section 3-Operating the 11A32 in 11400-Series Mainframes
23
BW Limit
23
DC Circuit Loading
25
Probe ID
34
Section 4-Specification
37
Electrical Characteristics.4-1
37
Environmental Characteristics
45

Tektronix 11A32 User Reference (48 pages)

Two Channel Amplifier

Brand: Tektronix | Category: Amplifier | Size: 1 MB

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