Contents
Main
Symmetricom, Inc.
Preface
Limited Warranty
Limitation of Liability
Proprietary Notice
Where to Find Answers to Product and Document Questions
Warnings, Cautions, Recommendations, and Notes
Conventions Used in This Guide
Preface
PN 8500-0150, Rev. A, May 2005 vi
Table 2 Typographical Conventions
Preface
1 Introduction
2 Installation
3 Operation
4 Specifications
1 Introduction
Product Overview
Page
2 Installation
Installation
Unpacking and Inspection
Symmetricom 5401 Installation Procedure
Symmetricom 5401 Initial Operation
Symmetricom 5401 Adjustments
Symmetricom 5402 Rack Mounting Procedure
Symmetricom 5402 Installation Procedure
Symmetricom 5402 Initial Operation
Symmetricom 5402 Adjustments
3 Operation
RS-232 Input/Output
Page
Discipline Off
Discipline On
Dynamic Gain Control
Enter KM
Enter KO1, KO2
Enter Disgain
Enter Resync Threshold
Enter Resync Delay
Enter Rate Threshold
Burst Status On
Burst Status Off
Page
Enter DAC Value
Request Firmware Version
Enter Start-up Parameters
Request Start-up Parameters
Calibrate Unit
Set Defaults
Enter 1 PPS Offset (not implemented)
Request Setup Parameters
Input Threshold High/Low
Enter Programmable Delay Value
Enter Oscillator Control Range (not implemented)
Design Verify On/Off
Cal Status
Enter Estimation Filter Time Constant
Enter Dynamic Gain Factors
PN 8500-0150, Rev. A, May 2005 26
4 Specifications
Input Specifications and Characteristics
Table 4 Input Specifications and Characteristics
Output Specifications and Characteristics
Table 4 Input Specifications and Characteristics (Continued)
PN 8500-0150, Rev. A, May 2005 27
Table 5 Output Specifications and Characteristics
Page
5401 Indicators (Front Panel) 5402 Indicators (Front Panel) DRO Internal Time Bases
10 MHz Oven Oscillator
Table 8 DRO Internal Time Bases (Continued)
PN 8500-0150, Rev. A, May 2005 30
Table 9 10 MHz Oven Oscillator
Page
5402 Dimensions
Environment