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J.A. Woollam M-2000 User Manual

J.A. Woollam M-2000
178 pages
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M-2000®
Spectroscopic
Ellipsometer
Hardware Manual
Auto-Angle ESM-300 Base
CompleteEASE
®
Software

Table of Contents

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J.A. Woollam M-2000 Specifications

General IconGeneral
SoftwareCompleteEASE
CategorySpectroscopic Ellipsometer
Angle of IncidenceVariable
Measurement TypeSpectroscopic Ellipsometry
Angle of Incidence Range45° to 90°
Measurement SpeedFast
Detector TypeCCD or InGaAs, depending on model
Sample SizeUp to 200 mm in diameter
Beam DiameterApproximately 2 mm

Summary

Safety Instructions

Message Boxes Explained

Explains the three types of message boxes used in the manual for warnings, cautions, and notes.

General Safety Instructions

Provides essential safety guidelines for operating the equipment safely and as intended.

Environmental Operating Range

Specifies the recommended temperature and humidity conditions for optimal equipment operation.

Hardware Description

System Configurations

Details the different M-2000 models and their spectral ranges and lamp types.

System Components Overview

Describes the various parts that make up the M-2000 ellipsometer system.

Source Units

Details the different types of light sources used in the M-2000 system (XLS-200, FLS-860, FQTH-100).

Receiver Units

Describes the different receiver units available for the M-2000 system (MQD-Single, MQD-Dual).

Detector/Lamp Power Control Module

Explains the function of the module controlling detectors and lamps, including the spectrometer.

Electronics Control (EC) Module

Details the EC module's role in system control, communication, and embedded computer functions.

Auto-Angle ESM-300 Base Unit

Describes the auto-angle base unit and its variations based on mapping stage size.

Power Control Module (Optional)

Explains the optional power control module for system power management and emergency shutdown.

Installation Procedures

3.1 System Assembly

Provides a step-by-step guide for assembling the ellipsometer system, including preliminary steps.

AC Wiring

Explains the procedures for connecting the system's AC power through surge suppressors.

Cabling

Provides guidance on connecting various cables between system components using the cabling diagram.

Computer and Peripherals Setup

Covers setup of the computer, rack mount table option, and system enclosure.

3.2 Electronics Control (EC) Module Setup

Guides the user through configuring the EC module's TCP/IP settings for system operation.

3.3 Operator Computer Setup

Outlines the steps for setting up the operator's computer, including software and network configuration.

USB Camera and Performance Settings

Covers USB camera setup, driver installation, and setting the system to High Performance Mode.

Preparing the System for Use

4.1 Power up Procedure

Step-by-step instructions for powering on the M-2000 system components in the correct sequence.

Manual Alignment Procedures

Covers manual system and sample alignment processes, including tip/tilt adjustments.

Automated Alignment Procedures

Details automated system and sample alignment procedures using the optional automated tip/tilt feature.

4.9 System Check (Calibration)

Describes how to perform a system check and calibration using a reference wafer.

4.10 Instrument Shutdown

Provides instructions for safely shutting down the computer, monitor, and system components.

Data Acquisition and Analysis

5.1 Acquiring Ellipsometric Data

Explains the process of collecting ellipsometric data from a sample using the CompleteEASE software.

5.2 Recipes

Describes how to use and create recipes for automating measurements and analysis.

5.3 Data Types

Explains different data types for acquisition (Standard, Mueller Matrix, Reflection Intensity).

5.4 Routine Test Measurements

Details how to set up and perform routine tests for system performance monitoring.

Focusing Optics

6.1 General Overview

Introduces the optional focusing optics, their function, and adjustment screws.

6.2 Installation

Provides step-by-step instructions for installing the focusing optics probes.

6.3 Lens Correction

Explains how to perform lens correction to account for Delta Offsets introduced by focusing lenses.

6.4 Sample Alignment with Focusing Optics

Guides sample alignment and system check when using focusing optics, emphasizing Z-height.

6.5 Data Acquisition with Focusing Optics

Details data acquisition procedures when focusing optics are installed, noting Z-alignment needs.

6.6 Removal

Instructions for safely removing the focusing optics probes from the system.

Automated Translation (Optional)

7.1 General Operation

Introduces the controls and general operation of the automated translation stage.

7.2 Scan Patterns

Explains how to create and use scan patterns for automated sample mapping.

Scan Pattern Creation

Covers defining substrate dimensions, points, and fill methods for scan patterns.

Scan Pattern Testing and Saving

Guides testing scan patterns, setting alignment, and saving scan patterns for recipes.

7.3 Rotator Option

Describes the optional sample rotation stage and its use in measurements.

Wobble Correction

Details how to correct for wobble when using the rotator stage for accurate measurements.

Sample Camera

8.1 Marking the Measurement Beam Position

Explains how to mark the beam position for accurate camera alignment.

8.2 Field of View Calibration

Guides the process of calibrating the camera's field of view for accurate imaging.

In Situ Operation

9.1 In Situ Mode Configuration

Describes how to configure and activate the in situ mode for process chamber measurements.

Scheduled Maintenance

Lamp Replacement and Alignment

Procedures for replacing and aligning D2, Xe, and QTH lamps in different M-2000 models.

Arc Lamp Disposal and Mirror Replacement

Covers safe disposal of arc lamps and replacement of the reflective mirror in the light source.

Optical Fiber and Cleaning

Instructions for optical fiber adjustment for light throughput and general system cleaning.

Performance Checks

11.1 Calibration Wafer & Straight-Through Measurement

Verifies instrument operation by measuring a calibration wafer and air.

11.2 System Check

Describes an alternative method to verify instrument operation and calibration status.

11.3 Verify Sample Alignment

Emphasizes the importance of correct sample alignment for accurate measurement data.

11.4 Verify Signal/Lamp Intensity

Explains how to monitor and adjust lamp intensity and detector signal.

11.5 Verify System Alignment

Outlines steps to verify system alignment integrity, especially after component changes.

11.6 Angle of Incidence Offset Correction

Details how to correct for systematic offsets in angle values of the opto-mechanical system.

11.7 System Calibration

Explains the procedure for calibrating wavelengths and compensator coefficients.

Troubleshooting

12.1 General Procedures and Debug File

Covers general troubleshooting steps, checking LEDs, and creating debug files for support.

12.2 Common Error Messages

Lists and explains common error messages like Phase Sensor, Polarizer Homing, and Spectrometer errors.

12.3 General Operational Problems

Addresses common operational issues such as alignment sensitivity and motor not turning.

12.4 Software and Calibration Issues

Troubleshoots software initialization, calibration fit, and signal screen problems.

12.5 Lamp, Light, and USB Camera Issues

Diagnoses and resolves issues related to lamps, light sources, and USB cameras.

Specifications

13.1 Component Specifications

Lists specifications for EC Module, power supplies, computer, monitor, and surge suppressors.

13.2 Environmental Operating Range

Specifies the recommended temperature and humidity for optimal equipment operation.

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