Version 1.53 Release - Upgrade considerations  Series 3700A Firmware Release Notes 
  3706A-850SV1.55a / June 2017 
Version 1.53 Release 
Upgrade considerations 
The 1.53 release can only be used on 3700A models. This release is not compatible with 3700 (non-A) models. 
Overview 
The following table lists the exact version numbers of the available Series 3700 components. 
 
Series 3700A High Performance DMM 
3720 Dual 1x30 Multiplexer 
3721 Dual 1x20 Multiplexer 
3722 Dual 1x48 High Density Multiplexer 
3723 Dual 1x30 High Speed Reed Relay Multiplexer 
3724 Dual 1x30 FET Multiplexer 
3730 Dual 6x16 High Density Matrix 
3731 Dual 6x16 High Speed Reed Matrix 
3732 Quad 4x28 High Speed Reed Matrix 
3740 32 Channel Isolated Switch 
3750 Multifunction I/O Card 
Critical fixes 
  None. 
Enhancements 
Models affected: 
Models 3706A, 3706A-S, 3706A-NFP, 3706A-SNFP. 
 
Enhancement: 
Keithley has updated its digital signature on all of its Series 3700A Java applications to a stronger 
2048-bit certificate. 
 
Non-critical fixes 
Models affected: 
Models 3706A, 3706A-S, 3706A-NFP, 3706A-SNFP. 
 
Symptom: 
Series 3700A web applications (DMM, Cards, Scan Builder, TSB Embedded and Unit) are blocked 
from running in Java version 7 update 51 (or later) because the JAR file manifest does not contain the 
Permissions attribute. 
 
Workaround: 
None. 
 
Resolution: 
This issue has been corrected.