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Page
Setting Up the Hardware Setting Up the Attenuation
Using the Attenuator
Example, Setting the Calibration
Configuring the Hardware
Example, Setting a Return Loss
Configuring the Hardware Setting Up the Software
Setting the Gpib Address
Automatic Sweep
Setting the Display Brightness
Selecting the Through-Power Mode
Selecting the Setting used at Power-On
Selecting the Shutter State at Power On
Units Command Summary Common Commands
Some Notes about Programming and Syntax Diagram
Conventions
INPut Commands 106
DISPlay Commands 104
OUTPut Commands 110
STATus Commands 114
Switching on the Attenuator 149
User Calibration Commands 123
Temperature 148 Humidity Instrument Positioning and Cooling
Operating and Storage Environment 148
Other Specifications 171 Declaration of Conformity 172
Definition of Terms 165 Specifications 167
Monitor Output 149 Optical Output 150
Gpib Interface 150
Polarization Dependent Loss PDL Optional
Preserving Connectors 256
Polarization Dependant Loss Test Mueller method 192
How to clean connector adapters 259
How to clean connectors 258
How to clean connector interfaces 260
How to clean bare fiber adapters 261
How to clean optical devices which are sensitive to me
How to clean instruments with a recessed lens inter
How to clean metal filters or attenuator gratings
Additional Cleaning Information 268
276
Table of Contents
List of Figures
Figure D-6
List of Tables
List of Tables
Getting Started
Getting Started
Using the Modify Keys
Using the Attenuator
Using the Attenuator
Attenuator Keys
Making an Automatic Sweep
Making an Attenuation Sweep
Making an Attenuation Sweep
Manual Sweep
Manual Sweep
Parameters for an Automatic Sweep
Using your Attenuator as a Variable Back Reflector
Using your Attenuator as a Variable Back
Reflector
Using the Through-Power Mode
Using the Through-Power Mode
Selecting the Wavelength Calibration and Its Function
Selecting the Wavelength Calibration and Its Function
Using the Attenuator
Using the Attenuator
Setting Up the Hardware
Setting Up the Hardware
Setting Up the Attenuation
Setting Up the Attenuation
Entering the Attenuation Factor
Attenuation Factor on the Display
Entering a Calibration Factor
Resetting the Attenuation Factor
Calibration Factor on the Display
Editing the Calibration Factor
Entering the Wavelength
Wavelength on the Display
Resetting the Wavelength
Example, Setting the Calibration
Example, Setting the Calibration
Hardware Configuration for Attenuation Example a
Hardware Configuration for Attenuation Example B
Power of the source
Warmup. The multimeter needs around 20 minutes to warmup.
Example, Setting the Calibration
Making an Attenuation Sweep
Making an Attenuation Sweep
Configuring the Hardware
Configuring the Hardware
Automatic Sweep
Setting Up an Automatic Sweep
Automatic Sweep
Editing the Parameters
Starting the Setting Up
Selecting the Automatic Sweep Application
Executing the Automatic Sweep
Resetting the Parameters
Repeating the Sweep
Setting Up a Manual Sweep
Restarting the Sweep
Running the Automatic Sweep
Editing the Stop Parameter
Running the Manual Sweep
Executing the Manual Sweep
Example, an Automatic Attenuation Sweep
Resetting, or store their setting for later recall
Changing the Attenuation in a Manual Sweep
Example, an Automatic Attenuation Sweep
Example, an Automatic Attenuation Sweep
Example, an Automatic Attenuation Sweep
Using your Attenuator as a Variable Back Reflector
Using your Attenuator as a Variable Back Reflector
Using your Attenuator as a Variable Back Reflector
Editing the Setup
Setting Up the Software
Setting Up the Software
Editing the Value for the Reference Return Loss
Executing the Back Reflector Application
Example, Setting a Return Loss
Example, Setting a Return Loss
Hardware Configuration for Variable Return Loss
Example, Setting a Return Loss
Setting Up the System
Setting Up the System
Resetting the Gpib Address
Setting the Gpib Address
Setting the Gpib Address
Resetting the Function of the Wavelength Calibration Data
Setting the Function of the Wavelength Calibration
Lambdcal Indicator on the Display
If you are using the instrument in an environment where
Resetting the Wavelength Calibration Data Set
Temperature changes, you should not use the user wavelength
Usercal Indicator on the Display
Selecting the Through-Power Mode
Selecting the Through-Power Mode
Display in Through-Power Mode
Deselecting the Through-Power Mode
Setting the Display Brightness
Resetting the Through-Power Mode
Resetting the Display Brightness
Resetting the Power-On Setting
Selecting the Setting used at Power-On
Selecting the Setting used at Power-On
Locking Out ENB/DIS
Resetting the ENB/DIS Lock Out
Selecting the Shutter State at Power On
Resetting the Shutter State at Power On
Selecting the Shutter State at Power On
Resetting the Display Resolution
Setting the Display Resolution
Setting the Display Resolution
Storing and Recalling Settings
Storing and Recalling Settings
Recalling a Setting
Storing the Setting
Resetting the Instrument
Recalling a User Setting
Recalling a Setting
Programming the Attenuator
Programming Attenuator
Gpib Interface
Gpib Interface
AH1
Gpib Capabilities Mnemonic Function
How the Attenuator Receives and Transmits Messages
Returning the Instrument to Local Control
How the Input Queue Works
Clearing the Input Queue
Error Queue
Output Queue
How the Attenuator Receives and Transmits Messages
Some Notes about Programming and Syntax Diagram Conventions
Some Notes about Programming and Syntax Diagram Conventions
Short Form and Long Form
String
Command and Query Syntax
Value
Wsp
Remote Commands
Remote Commands
Units and Allowed Mnemonics Default
Command Summary
Common Command Summary
Units
Command List
Command Summary
ValueMINDE DB
Value 32768 32767
Common Commands
Common Commands
Common Status Information
Common Status Registers
SRQ, The Service Request
Definition
Syntax
Example
Event Status Enable Register
Bits Mnemonics BIT Value
Standard Event Status Register
OPC
RCL
SAV
Reset State Default Setting Parameter Reset Value
SRE
Service Request Enable Register
Status Byte Register
No T EBit 6 cannot be masked
Self Test Results
TST?
DISPlay Commands
DISPlay Commands
DISPlayBRIGhtness
DISPlayBRIGhtness?
DISPlayENABle?
DISPlayENABle
Description
INPut Commands
INPut Commands
INPutATTenuation
INPutATTenuation?
INPutLCMode?
INPutLCMode
INPutOFFSet
INPutOFFSetDISPlay
INPutOFFSet?
INPutWAVelength
OUTPut Commands
OUTPut Commands
INPutWAVelength?
OUTPutAPMode
Any of the INPutOFFSet commands or queries, switches
Using any of the INPutATTenuation commands or queries, or
Absolute power mode off automatically
OUTPutAPMode?
OUTPutPOWer
OUTPutSTATe
OUTPutPOWer?
OUTPutSTATe?
OUTPutSTATeAPOWeron
STATus Commands
OUTPutSTATeAPOWeron?
STATus Commands
STATus Commands
Status Registers
STATusOPERationCONDition?
STATusOPERationENABle?
STATusOPERationENABle
STATusOPERationEVENt?
STATusOPERationNTRansition?
STATusOPERationNTRansition
STATusOPERationPTRansition
STATusOPERationPTRansition?
STATusQUEStionableENABle
STATusQUEStionableCONDition?
STATusQUEStionableEVENt?
STATusQUEStionableENABle?
STATusQUEStionableNTRansition
STATusQUEStionablePTRansition
STATusQUEStionableNTRansition?
STATusQUEStionablePTRansition?
STATusPRESet
SYSTem Commands
SYSTemERRor?
SYSTem Commands
User Calibration Commands
User Calibration Commands
Entering the User Calibration Data
UCALibrationSTARt
Power = -Power
UCALibrationSTATe
UCALibrationSTARt?
UCALibrationSTOP
UCALibrationSTATe?
UCALibrationVALue
UCALibrationVALue?
128
Programming Examples
Programming Examples
Function
Example 1 Checking Communication
Listing
Example 1 Checking Communication
Example 2 Status Registers and Queues
Example 2 Status Registers and Queues
133
134
Example 3 Measuring and Including the Insertion Loss
Setting Up the Equipment
Requirements
Example 3 Measuring and Including the Insertion Loss
Include the attenuator
137
138
Example 4 Running an Attenuation Sweep
Example 4 Running an Attenuation Sweep
140
Installation
Installation
Safety Considerations
Safety Considerations
Initial Inspection
Line Power Cable
AC Line Power Supply Requirements
AC Line Power Supply Requirements
Figure A-2 Rear Panel Markings
Replacing the Fuse
Replacing the Battery
Figure A-3 Releasing the Fuse Holder
Operating and Storage Environment
Temperature
Humidity
Instrument Positioning and Cooling
Switching on the Attenuator
Switching on the Attenuator
Monitor Output
Disabling the Optical Output
Optical Output
Optical Output
Figure A-6
Connector
Gpib Logic Levels
Claims and Repackaging
Return Shipments to Agilent Technologies
Claims and Repackaging
Claims and Repackaging
154
Accessories
Accessories
Gpib Cables and Adapters
Instrument and Options
Instrument and Options
Table B-1 Mainframe Description Model No
Straight Contact Connector
Connector Interfaces and Other Accessories
Connector Interfaces and Other Accessories
Accessories
Figure B-2 Angled Contact Connector Configuration
Option 201, Angled Contact Connector
Table B-3 Connector Interface Description AgilentModel No
162
Specifications
Specifications
Definition of Terms
Definition of Terms
Repeatability
Polarization mode dispersion
Return loss
Specifications
Specifications
Monitor Output typ
Table C-2 Monitor Output Options
Operating Modes
Supplementary Performance Characteristics
Table C-3 Multimode Options Wavelength Range
Environmental
General
Power
Other Specifications
Other Specifications
Acoustic Noise Emission Geräuschemissionswerte
Declaration of Conformity
Declaration of Conformity
Performance Tests
Performance Tests
Equipment Required
Equipment Required
176
Test Record
Instrument Specification
Test Failure
Test Record
Performance Test
Performance Test
Total Insertion Loss Test
Specifications
Typ
Figure D-3 Total Insertion Loss Test Setup 1, Option
Figure D-2 Total Insertion Loss Test Setup 1, Options 201
Figure D-5 Total Insertion Loss Test Setup 2, Options 201
II. Linearity/Attenuation Accuracy Test
Specifications Agilent 8156A
Measurement to prevent changes of state of polarization
To 0.00 dB
III. Attenuation Repeatability Test
IV. Return Loss Test Options 100, 101,
Figure D-7 Return Loss Test Setup 1, Options 100, 101
No T E
Options 201
Figure D-8 Return Loss Test Setup 2, Options 100
Figure D-10 Return Loss Test Setup 1, Options 201
Monitor output is terminated
Figure D-11 Return Loss Test Setup 2, Option
Figure D-12 Return Loss Test Setup 2, Option
Polarization Dependent Loss PDL Optional
V. Polarization Dependent Loss PDL Optional
Table D-2 Equipment for the PDL test
Polarization Dependant Loss Test Mueller method
Figure D-13 PDL Test Setup 1 Reference Measurement
Until these are finished
Isolator must not move during and between all measurements
Set plates for Linear Horizontal polarization
Polarization Dependent Loss PDL Optional
Linear vertical Linear diagonal RH circular
Measure the Reference Power
Polarization
Polarization Dependent Loss PDL Optional
Head must not move until the measurements are finished
Set the 8156A Attenuator DUT to 0dB using the modify keys
Polarization Dependent Loss PDL Optional
Table D-3 Performance Test Agilent 8156A
Performance Test for the Agilent 8156A
Polarization Dependent Loss PDL Optional
Result
Performance Test for the Agilent 8156A Option
204
01dB + 0.01dB
206
207
208
Polarization Dependent Loss PDL Optional
210
211
Input 40dB
213
214
215
Polarization Dependent Loss PDL Optional
217
218
219
220
10.9dB
222
Polarization Dependent Loss PDL Optional
224
225
Input 55dB
227
228
229
Polarization Dependent Loss PDL Optional
231
232
233
234
235
236
Polarization Dependent Loss PDL Optional
238
239
01dB + 0.01dB 240
Special Notes
Test Facility
Polarization Dependent Loss Test
Mueller Coefficients
Minimum and maximum transmission
Option Wavelength 1550nm nominal
Polarization Dependent Loss PDL Optional
Cleaning Information
Cleaning Instructions for this Instrument
Cleaning Information
Why is it important to clean optical devices ?
Safety Precautions
Safety Precautions
Standard Cleaning Equipment
What do I need for proper cleaning?
What do I need for proper cleaning?
Isopropyl alcohol
Dust and shutter caps
Cotton swabs
Pipe cleaner
Soft tissues
Compressed air
Additional Cleaning Equipment
Ultrasonic bath
Microscope with a magnification range about 50X up to
Warm water and liquid soap
Polymer film
Premoistened cleaning wipes
Infrared Sensor Card
Preserving Connectors
Preserving Connectors
Making Connections
Dust Caps and Shutter Caps
Which Cleaning Procedure should I use ?
Cleaning Instrument Housings
Cleaning Instrument Housings
Light dirt
Preferred Procedure
How to clean connectors
Procedure for Stubborn Dirt
How to clean connectors
An Alternative Procedure
How to clean connector adapters
How to clean connector adapters
How to clean connector interfaces
How to clean connector interfaces
How to clean bare fiber adapters
How to clean bare fiber adapters
How to clean lenses
How to clean lenses
How to clean instruments with a fixed connector interface
How to clean instruments with a fixed connector interface
System
How to clean instruments with a physical contact interface
How to clean instruments with an optical glass plate
How to clean instruments with an optical glass plate
How to clean instruments with a recessed lens interface
How to clean instruments with a recessed
Agilent Technologies 81633A and 81634A Power Sensors do not
Lens interface
Preferred Procedure
Alternative Procedure
Additional Cleaning Information
How to clean metal filters or attenuator gratings
How to clean metal filters or attenuator gratings
How to clean large area lenses and mirrors
How to clean bare fiber ends
Additional Cleaning Information
Damage your device
Alternative Procedure a
It, because they can scratch and damage your device
Remains
Alternative Procedure B
Other Cleaning Hints
Lens cleaning papers
Other Cleaning Hints
Cleaning the housing and the mainframe
Error messages
Error Messages
Display Messages
Display Messages
Hexadecimal
Bits Mnemonics Value
Gpib Messages
Header separator error
Command header error
Numeric data error
Parameter not allowed
Character data error
Suffix error
Invalid character in number
Exponent too large
Block data error
String data error
Invalid character data
Character data too long
Execution error
Execution Errors
Settings lost due to rtl
Parameter error
Device-Specific Errors
Hardware error
Device-specific error
System error
Query Errors
Configuration memory lost
Query error
Save/recall memory lost
Query Deadlocked
Instrument Specific Errors
Query Unterminated after indefinite response
201
284
Index
Symbols
HP-IB
Lockout
Resolut
Thrupowr