Name: Keysight N777 C Series
Brand: Keysight
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Keysight N777-C Series Tunable Laser Family User’s Guide 35

Getting Started 2

USB Interface

The instrument is a USB device, with a USB Type-B connector which is

available on the rear side of the instrument.

NOTE

It is recommended to use the Keysight IO Libraries Suite to enable

instrument communication for a variety of development environments.

It is available at: http://keysight.com/find/iolibs

USB Type-B Connector

Default Chapter3
- Safety Summary3
- Instrument Markings4
- South Korean Class a EMC Declaration5
- Compliance and Environmental Information5
- Declaration of Conformity5
- Table of Contents7
1 General Operating Considerations13
Overview14
Laser Safety Information15
- Initial Safety Information for Keysight N777-C Family Lasers15
- Laser Safety Labels16
- Laser Safety Symbols17
Operating Environment18
Handling the Instrument20
- Storage and Shipment20
- Carrying the Instrument20
- Rack Mount the Instrument20
Obtaining Source Code22
2 Getting Started23
Initial Inspection24
- Claims and Repackaging24
- Return Shipments to Keysight Technologies24
- Deleting User Data25
Power Supply Requirements26
- Line Power Requirements26
N777-C Series of Tunable Laser Family28
- The Keysight N7776C Top-Line Tunable Laser Source28
- The Keysight N7778C Value Line Tunable Laser Sources28
- The Keysight N7779C Basic Line Step-Tunable Laser Source29
- O-Band Option for Silicon Photonics/ Integrated Photonics Applications29
- E-Band Option for CWDM8 Component Testing29
N777-C Front and Rear Panel30
- Input/Output Signals31
- Optical Output32
LAN Interface34
- The LAN LED34
- The LAN Reset Button34
- USB Interface35
Powering up the Instrument36
Connecting the Instrument37
- Connecting over USB37
- Connecting over LAN38
N777-C User Interface41
3 Definition of Terms43
Definition of Terms44
- General Definitions44
- Absolute Wavelength Accuracy (Continuous Sweep Mode)45
- Absolute Wavelength Accuracy (Stepped Mode)45
- Dynamic Power Reproducibility (Continuous Sweep Mode)45
- Dynamic Relative Power Flatness (Continuous Sweep Mode)46
- Effective Linewidth46
- Linewidth47
- Maximum Output Power47
- Mode-Hop Free Tunability48
- Operating Temperature and Humidity48
- Output Isolation48
- Polarization Extinction Ratio48
- Power Flatness Versus Wavelength49
- Power Linearity50
- Power Repeatability50
- Power Stability51
- Relative Intensity Noise (RIN)51
- Relative Wavelength Accuracy (Continuous Sweep Mode)52
- Relative Wavelength Accuracy (Stepped Mode)52
- Return Loss53
- Side-Mode Suppression Ratio53
- Signal to Source Spontaneous Emission (SSE) Ratio54
- Signal to Total Source Spontaneous Emission Ratio55
- Wavelength Range55
- Wavelength Repeatability (Continuous Sweep Mode)55
- Wavelength Repeatability (Stepped Mode)56
- Wavelength Resolution57
- Wavelength Stability57
4 N777-C Web Interface Reference59
N777-C Web Interface60
Controlling N777-C Instruments62
- Control Instrument Tab62
- How to Set Wavelength65
- How to Set Power65
- How to Perform a Wavelength Sweep66
- How to Use Triggers70
- How to Set Modulation71
- How to Lock/Unlock the Instrument72
- How to Turn ON/OFF the Laser73
How to Use Auxiliary Functions74
- How to Get Current Instrument Settings74
- How to Identity a Particular Instrument75
- How to Capture an Image of the Graph75
- How to Save/Recall the Web Interface Settings75
- Logging In/Out of the N777-C Web Interface76
- How to Create/Change the Password77
- What if You Forget Your Password77
- How to Perform Realignment77
- Lambda Zeroing78
- Update Rate79
- Reboot Device80
- How to Configure LAN80
5 N777-C Instrument's Front Panel Display85
N777-C Instrument's Front Panel Display86
Controlling N777-C Instruments88
- Control Instrument Window88
- How to Set Wavelength91
- How to Set Power92
- How to Perform a Wavelength Sweep93
- How to Use Triggers97
- How to Set Modulation100
- How to Lock/Unlock the Instrument101
- How to Turn ON/OFF the Laser Output101
- How to Get Current Instrument Settings101
- How to Configure LAN103
6 Maintenance108
Cleaning Instructions108
- Safety Precautions108
- Why Is It Important to Clean Optical Devices108
- What Materials Do I Need for Proper Cleaning109
- General Cleaning Procedure111
Further Cleaning Information112
Firmware Upgrades113
- Requirements113
Contact Keysight Technologies114

Brand	Keysight
Model	N777 C Series
Category	Measuring Instruments
Language	English

Keysight N777 C Series User Manual

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