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J7211A
Keysight Technologies J7211A User Manual
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4
Local Operation
40
Keysight J7211A/B/C Operating and Service Manual
4
T
une rotary knob to ad
just the desir
e
attenuation which will be r
elative to
20 dB
attenuation
value.
5
E.g. Curr
ently the absolute attenuation is at
21 dB
.
39
41
Table of Contents
Default Chapter
3
Certification
3
Safety Symbols
3
Regulatory Markings
3
Waste Electrical and Electronic Equipment (WEEE) Directive
4
Product Category
4
Sales and Technical Support
4
Table of Contents
5
List of Figures
7
List of Tables
9
1 Introduction
11
Key Features of Keysight J7211A/B/C Attenuation Control Unit
12
Table 1-1 Key Features of J7211A/B/C
12
J7211A/B/C Front and Rear Panels at a Glance
13
Figure 1-1 J7211A/B/C Front Panel Features
13
Figure 1-2 J7211A/B/C Rear Panel Features
14
Types of RF Connectors for J7211A/B/C
14
Figure 1-3 Type N (F) Connectors for J7211A/B Only
15
Figure 1-4 SMA (F) Connectors for J7211A/B Only
15
Figure 1-5 3.5 MM (F) Connectors for J7211C Only
15
2 Installation
18
Initial Inspection
18
Bench Operation
19
Figure 2-1 Handle Positioning for Bench Operation
19
3 Verification
21
Operator's Check for Local Operation
22
Recommended Test Equipment
22
Table 3-1 Recommended Test Equipment
22
Instrument Settings
23
Table 3-2 Instrument Settings
23
Quick-Check Procedure
24
Procedure
24
Figure 3-1 Quick-Check Configuration for J7211A/B/C
24
4 Local Operation
26
Getting Started with J7211A/B/C
26
Turn on J7211A/B/C
26
Figure 4-1 J7211A/B/C Main Menu
26
Main Menu of J7211A/B/C
27
PROG Menu
27
ATTEN Menu
31
CYCLE Menu
34
IO Menu
35
INFO Menu
35
UTILITY Menu
37
Relative Menu
39
5 Remote Operations
42
Configuring Remote Interface
42
Interface Selection
42
GPIB Configuration
42
USB Configuration
42
LAN Configuration
43
Control over Telnet Server
44
Conversational Control Using Telnet (Using Port 5024)
44
Control from a Program (Using Port 5025)
45
Figure 5-1 Example of Control Using Telnet
45
Control Using C or Visual Basic
46
Control Using Keysight VEE
46
Control Using Keysight I/O
47
Figure 5-3 Example of Control Using Keysight VEE
47
Figure 5-4 Example of Control Using Keysight I/O
48
Programming Guide (SCPI)
49
SCPI Command Syntax
49
Commands Relevant to J7211A/B/C
49
Table 5-1 Sections of Attenuators
51
6 Remote Interface Configurations
54
Connecting the J7211A/B/C to Your Computer
54
Connecting over GPIB
54
Connecting over USB
55
Connecting over LAN
56
Exploring the J7211A/B/C Web Interface over LAN
60
Launching the Web Interface
60
Displaying the Browser Web Control Page
61
Figure 6-1 J7211A/B/C Web Interface's Welcome Window
61
Navigation Bar
62
Displaying the Browser Web Control Page
62
Figure 6-2 Navigation Bar
62
Figure 6-3 Pop-Up Window for J7211A/B/C's Web Interface
63
7 Servicing the Attenuation Control Unit
66
Preparing a Static-Safe Workstation
66
Figure 7-1 Preparing a Static-Safe Workstation
66
Reducing ESD Damage
67
Table 7-1 Static-Safe Accessories
67
Maintenance and Adjustments
68
Fuse Removal/Replacement
68
Adjustment
68
Figure 7-2 Fuse Removal/Replacement
68
4
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Keysight Technologies J7211A Specifications
General
Brand
Keysight Technologies
Model
J7211A
Category
Control Unit
Language
English
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